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CBR(Content Based Routing) ±¸¼º¿ä¼Ò
Nortel Alteon Controller ±¸¼º¿ä¼Ò
Load BalancerÀÇ ±â´É ¹× °í±Þ ±â´É
Load Balancer °ü¸® ¹× ¹®Á¦Á¡ ÇØ°á
ÀÌ Ã¥¿¡¼´Â IBM(R) WebSphere(R) Application Server Load Balancer AIX, Linux, Solaris ¹× Windows 2000¿ëÀÇ ¼³Ä¡, ±¸¼º, »ç¿ë ¹× ¹®Á¦Á¡ ÇØ°á¿¡ ´ëÇÑ °èȹ ¹æ¹ýÀ» ¼³¸íÇÕ´Ï´Ù. ÀÌÀü¿¡´Â ÀÌ Á¦Ç°À» Edge Server Network Dispatcher, SecureWay Network Dispatcher, eNetwork Dispatcher ¹× Interactive Network Dispatcher¶ó°í Çß½À´Ï´Ù.
Load Balancer °ü¸® ¾È³»¼´Â ¿î¿µ üÁ¦ ¹× ÀÎÅÍ³Ý ¼ºñ½º¿¡ ´ëÇØ Àß ¾Ë°í ÀÖ´Â ¼÷·ÃµÈ ³×Æ®¿öÅ© ¹× ½Ã½ºÅÛ °ü¸®ÀÚ¿ëÀ¸·Î ÀÛ¼ºµÇ¾ú½À´Ï´Ù. Load Balancer¸¦ »ç¿ëÇϱâ Àü¿¡´Â ÇÊ¿äÇÏÁö ¾Ê½À´Ï´Ù.
ÀÌ Ã¥Àº ÀÌÀü Load Balancer ¸±¸®½º´Â Áö¿øÇÏÁö ¾Ê½À´Ï´Ù.
Edge ±¸¼º¿ä¼Ò¿¡¼ Load Balancer¸¦ »ç¿ëÇÏ¿© ¼¹öÀÇ ¼º´ÉÀ» ÃÖ´ëÈÇÏ´Â ¹æ¹ý¿¡ °üÇÑ ÀÚ¼¼ÇÑ Á¤º¸¸¦ º¸·Á¸é Edge ±¸¼º¿ä¼Ò InfoCenter(ecinfocenter) À¥ »çÀÌÆ®¸¦ ¹æ¹®ÇϽʽÿÀ. ±¸¼º ¿¹Á¦ ¹× ½Ã³ª¸®¿À°¡ ³ª¿Í ÀÖ½À´Ï´Ù.
Edge ±¸¼º¿ä¼Ò InfoCenter À¥ »çÀÌÆ®´Â HTML ¹× PDF Çü½ÄÀ¸·Î ÀÌ Ã¥ÀÇ ÃֽйöÀü¿¡ ¿¬°áÇÕ´Ï´Ù.
Load Balancer¿¡ °üÇÑ Ãֽа»½Å»çÇ×°ú »ç¿ë¹ý ÈùÆ®¸¦ º¸·Á¸é À¥ »çÀÌÆ® Áö¿ø ÆäÀÌÁö¸¦ ¹æ¹®ÇÏ¿© Search for Load Balancer hints and tips¸¦ ´©¸£½Ê½Ã¿À. Edge Components InfoCenter¿¡¼ ÀÌ À¥ »çÀÌÆ®¿¡ ¿¬°áÇÒ ¼ö ÀÖ½À´Ï´Ù.
ÀÌµé ¹× °ü·Ã À¥ ÆäÀÌÁö¸¦ ¾×¼¼½ºÇÏ·Á¸é, °ü·Ã ¹®¼ ¹× À¥ ÆäÀÌÁö¿¡ ³ª¿µÈ URL·Î À̵¿ÇϽʽÿÀ.
¾×¼¼½º °¡´É¼º ±â´ÉÀº ½ÅüÀû Àå¾Ö°¡ ÀÖ´Â »ç¿ëÀÚ(¿¹: Áöü ºÎÀÚÀ¯ÀÚ ¹× ½Ã°¢ Àå¾ÖÀÚ)°¡ ¼º°øÀûÀ¸·Î ¼ÒÇÁÆ®¿þ¾î Á¦Ç°¿¡ ¾×¼¼½ºÇÒ ¼ö ÀÖ°Ô ÇÕ´Ï´Ù. ´ÙÀ½Àº Load Balancer¿¡¼ÀÇ ±âº» ¾×¼¼½º °¡´É¼º ±â´ÉÀÔ´Ï´Ù.
¿©·¯ºÐÀÇ Çǵå¹éÀº Á¤È®ÇÏ°í °íǰÁúÀÇ Á¤º¸¸¦ Á¦°øÇÏ´Â µ¥ Áß¿äÇÑ ¿ªÇÒÀ» ÇÕ´Ï´Ù. ÀÌ Ã¥À̳ª Edge ±¸¼º¿ä¼Ò ¹®¼¿¡ ´ëÇÑ ÀǰßÀÌ ÀÖ´Â °æ¿ì ´ÙÀ½À» ÂüÁ¶ÇϽʽÿÀ.
ÀÌ ÆÄÆ®¿¡¼´Â Load BalancerÀÇ °³¿ä ¹× ÇØ´ç ±¸¼º¿ä¼Ò, »ç¿ë °¡´ÉÇÑ ±¸¼º ±â´É¿¡ ´ëÇÑ »óÀ§ ·¹º§ÀÇ ¼³¸í, Çϵå¿þ¾î ¹× ¼ÒÇÁÆ®¿þ¾î ¿ä±¸»çÇ× ¸ñ·Ï, ¼³Ä¡ ¸í·ÉÀ» Á¦°øÇÕ´Ï´Ù. ´ÙÀ½ ÀåÀ» Æ÷ÇÔÇÕ´Ï´Ù.
ÀÌ Àå¿¡´Â Load Balancer °³¿ä¿Í ´ÙÀ½ ¼½¼ÇÀ¸·Î ±¸¼ºµÇ¾î ÀÖ½À´Ï´Ù.
¾î¶² ±â´ÉÀ» »ç¿ëÇÏ¿© ³×Æ®¿öÅ©¸¦ °ü¸®ÇÒ °ÍÀÎÁö¸¦ °èȹÇÒ ¼ö ÀÖµµ·Ï °¢ Load Balancer ±¸¼º¿ä¼Ò¿¡¼ Á¦°øÇÏ´Â »óÀ§ ·¹º§ÀÇ ±¸¼º ±â´É ¸ñ·ÏÀ» º¸·Á¸é ³×Æ®¿öÅ© °ü¸®: »ç¿ëÇÒ Load Balancer ±â´É °áÁ¤ÀÇ ³»¿ëÀ» ÂüÁ¶ÇϽʽÿÀ.
Load Balancer´Â ¼¹ö¸¦ ÅëÇÑ ¼ö½Å Ŭ¶óÀÌ¾ðÆ® ¿äûÀ» ºÐ¹èÇÏ´Â ¼ÒÇÁÆ®¿þ¾î ¼Ö·ç¼ÇÀÔ´Ï´Ù. ÀÌ Á¦Ç°Àº ¼¹ö ±×·ì ³»¿¡¼ ´Ù¸¥ ¼¹ö·Î TCP ¼¼¼Ç ¿äûÀ» ÁöÁ¤ÇÏ¿© ¼¹öÀÇ ¼º´ÉÀ» Çâ»ó½Ãŵ´Ï´Ù. ÀÌ·± ¹æ¹ýÀ¸·Î, ¸ðµç ¼¹ö °£ ¿äûÀÇ ±ÕÇüÀ» À¯ÁöÇÕ´Ï´Ù. ÀÌ ·Îµå ¹ë·±½º´Â »ç¿ëÀÚ¿Í ´Ù¸¥ ÀÀ¿ëÇÁ·Î±×·¥¿¡ ¸í·áÇÏ°Ô ÀÌ·ç¾îÁý´Ï´Ù. Load Balancer´Â ÀüÀÚ ¿ìÆí ¼¹ö, WWW(World Wide Web) ¼¹ö, ºÐ»ê º´·Ä µ¥ÀÌÅͺ£À̽º Á¶È¸ ¹× ´Ù¸¥ TCP/IP ÀÀ¿ëÇÁ·Î±×·¥°ú °°Àº ÀÀ¿ëÇÁ·Î±×·¥¿¡ À¯¿ëÇÕ´Ï´Ù.
À¥ ¼¹ö¿¡ »ç¿ëÇϸé, Load Balancer´Â °¡Àå ¸¹ÀÌ ¿ä±¸µÇ´Â ¹®Á¦Á¡¿¡ ´ëÇÑ °·ÂÇϰí À¶Å뼺 ÀÖ´Â È®Àå °¡´ÉÇÑ ¼Ö·ç¼ÇÀ» Á¦°øÇÏ¿© »ç¿ëÀÚ »çÀÌÆ®ÀÇ ÀáÀç·ÂÀ» ÃÖ´ëÈÇÏ´Â µ¥ µµ¿òÀ» ÁÙ ¼ö ÀÖ½À´Ï´Ù. ¹æ¹®°´ÀÌ ²À ¿øÇÏ´Â ½Ã±â¿¡ »çÀÌÆ®¿¡ Á¢¼ÓÇÒ ¼ö ¾ø´Â °æ¿ì, Load Balancer´Â ÀÚµ¿À¸·Î ÃÖÀûÀÇ ¼¹ö¸¦ ã¾Æ ¼ö½Å ¿äûÀ» ó¸®ÇϹǷΠ°í°´ ¸¸Á·µµ¿Í »ç¿ëÀÚÀÇ ¼öÀͼºÀÌ Çâ»óµË´Ï´Ù.
Load Balancer´Â Ź¿ùÇÑ ·Îµå ¹ë·±½º °á°ú¸¦ Á¦°øÇϱâ À§ÇØ µ¶¸³ÀûÀ¸·Î »ç¿ëÇϰųª ÇÔ²² »ç¿ëÇÒ ¼ö ÀÖ´Â ´Ù¼¸ °³ÀÇ ±¸¼º¿ä¼Ò·Î ÀÌ·ç¾îÁ® ÀÖ½À´Ï´Ù.
HTTP ÇÁ·ÎÅäÄÝÀÇ °æ¿ì, Dispatcher content-based routing ±â´ÉÀ» »ç¿ëÇÏ¿© Ŭ¶óÀÌ¾ðÆ® ¿äû ³»¿ëÀ» ±â¹ÝÀ¸·Î ·Îµå ¹ë·±½º¸¦ ¼öÇàÇÒ ¼ö ÀÖ½À´Ï´Ù. ¼±ÅÃµÈ ¼¹ö´Â ÁöÁ¤µÈ ±ÔÄ¢°ú ÀÏÄ¡ÇÏ´Â URL °á°úÀÔ´Ï´Ù.
Dispatcher, CBR, Site Selector, Cisco CSS Controller ¹× Nortel Alteon Controller ±¸¼º¿ä¼Ò¿¡ ´ëÇÑ ÀÚ¼¼ÇÑ Á¤º¸´Â Load Balancer ±¸¼º¿ä¼Ò Á¾·ù¸¦ ÂüÁ¶ÇϽʽÿÀ.
Àü¿ª ÀÎÅͳݿ¡ ¿¬°áµÇ´Â »ç¿ëÀÚ¿Í ³×Æ®¿öÅ© ¼ö´Â ±âÇϱ޼öÀûÀ¸·Î Áõ°¡Çϰí ÀÖ½À´Ï´Ù. ÀÌ·¯ÇÑ Áõ°¡·Î ÀÎÇØ ÀÚÁÖ »ç¿ëµÇ´Â »çÀÌÆ®¿¡¼ »ç¿ëÀÚ ¾×¼¼½º°¡ Á¦ÇѵǴ ½ºÄÉÀÏ»óÀÇ ¹®Á¦°¡ ¹ß»ýÇÕ´Ï´Ù.
ÇöÀç, ³×Æ®¿öÅ© °ü¸®ÀÚ´Â ´Ù¾çÇÑ ¹æ¹ýÀ» »ç¿ëÇÏ¿© ¾×¼¼½º¸¦ ÃÖ´ëÈÇÏ·Á°í ³ë·ÂÇϰí ÀÖ½À´Ï´Ù. ÀÌ·¯ÇÑ ¹æ¹ý Áß ÀϺο¡¼´Â »ç¿ëÀÚ°¡ ÀÌÀü ¼±ÅÃÀÌ ´À¸®°Å³ª ÀÀ´äÀÌ ¾øÀ» ¶§ ÀÓÀÇ·Î ´Ù¸¥ ¼¹ö¸¦ ¼±ÅÃÇÒ ¼ö ÀÖ½À´Ï´Ù. ÀÌ·¯ÇÑ Á¢±Ù ¹æ½ÄÀº ´Ù·ç±â ¹ø°Å·Î¿ì¸ç ºñÈ¿À²ÀûÀÔ´Ï´Ù. ´Ù¸¥ ¹æ¹ýÀ¸·Î´Â Ç¥ÁØ ¶ó¿îµå ·Îºó ¹æ½ÄÀÌ ÀÖ´Â µ¥, ÀÌ ¹æ¹ýÀº µµ¸ÞÀÎ À̸§ ¼¹ö°¡ ¿äûÀ» ó¸®Çϱâ À§ÇØ Â÷·Ê´ë·Î ¼¹ö¸¦ ¼±ÅÃÇÕ´Ï´Ù. ÀÌ ¹æ½ÄÀÌ ´õ ³´±â´Â ÇÏÁö¸¸ ¼¹öÀÇ ÀÛ¾÷ ºÎÇϸ¦ °í·ÁÇÏÁö ¾Ê°í ³Ê¹« ¸¹Àº Åë½Å·®À» Àü¼ÛÇϹǷΠ¿©ÀüÈ÷ ºñÈ¿À²ÀûÀÔ´Ï´Ù. ¶ÇÇÑ ¼¹ö°¡ ½ÇÆÐÇÒ °æ¿ì¿¡µµ ¿äûÀº °è¼Ó Àü¼ÛµË´Ï´Ù.
´õ °·ÂÇÑ ¼Ö·ç¼ÇÀÇ Çʿ伺¿¡ ´ëÇÑ °á°ú¹°ÀÌ Load BalancerÀÔ´Ï´Ù. À̰ÍÀº ÀÌÀüÀÇ °æÀïÀûÀÎ ¼Ö·ç¼Ç¿¡ ºñÇØ ¸¹Àº ÀÌÁ¡ÀÌ ÀÖ½À´Ï´Ù.
Ŭ¶óÀÌ¾ðÆ® ¿äû ¼ö°¡ Áõ°¡ÇÔ¿¡ µû¶ó ¼¹ö¸¦ µ¿ÀûÀ¸·Î Ãß°¡ÇÒ ¼ö ÀÖÀ¸¸ç, 10°³ ¶Ç´Â ¼ö¹é °³ÀÇ ¼¹ö¿¡¼µµ ÇÏ·ç¿¡ õ¸¸ °³ÀÇ ¿äûÀ» Áö¿øÇÒ ¼öµµ ÀÖ½À´Ï´Ù.
·Îµå ¹ë·±½º´Â °¢ ¼¹ö ±×·ìÀÌ Ç¥ÁØ ¶ó¿îµå ·Îºó ¹æ¹ýÀ» »ç¿ëÇÒ ¶§ ÀÚÁÖ ¹ß»ýÇÏ´Â ÇÖ ½ºÆÌ(hot spot)À» ÃÖ¼ÒÈÇÏ¿© Çϵå¿þ¾î »ç¿ëÀ» ÃÖÀûÈÇÕ´Ï´Ù.
Load Balancer´Â Ç¥ÁØ TCP/IP ÇÁ·ÎÅäÄÝÀ» »ç¿ëÇÕ´Ï´Ù. ³×Æ®¿öÅ©¸¦ ¹°¸®ÀûÀ¸·Î º¯°æÇÏÁö ¾Ê°íµµ ±âÁ¸ÀÇ ³×Æ®¿öÅ©¿¡ À̸¦ Ãß°¡ÇÒ ¼ö ÀÖ½À´Ï´Ù. ¼³Ä¡ÇÏ°í ±¸¼ºÇÏ´Â ¹æ¹ýµµ ¾ÆÁÖ °£´ÜÇÕ´Ï´Ù.
°£´ÜÇÑ mac ·¹º§ Àü´Þ ¹æ¹ýÀ» »ç¿ëÇϸé, Dispatcher ±¸¼º¿ä¼Ò´Â Ŭ¶óÀÌ¾ðÆ®¿¡¼ ¼¹ö·Î µé¾î¿À´Â Àιٿîµå Ç÷ο츸 »ìÆìº¾´Ï´Ù. ¼¹ö¿¡¼ Ŭ¶óÀÌ¾ðÆ®·ÎÀÇ ¾Æ¿ô¹Ù¿îµå Ç÷οì´Â º¸Áö ¾Ê¾Æµµ µË´Ï´Ù. ÀÌ·Î ÀÎÇØ, ´Ù¸¥ Á¢±Ù ¹æ½Ä¿¡ ºñÇØ ÀÀ¿ëÇÁ·Î±×·¥À¸·ÎÀÇ ¿µÇâ·ÂÀÌ ÇöÀúÇÏ°Ô °¨¼ÒµÇ¸ç ³×Æ®¿öÅ©ÀÇ ¼º´ÉÀº Çâ»óµÉ ¼ö ÀÖ½À´Ï´Ù.
Dispatcher, Cisco CSS Controller ¹× Nortel Alteon Controller ±¸¼º¿ä¼Ò´Â °í°¡¿ë¼ºÀ» Á¦°øÇϸç, ±âº» ¼¹ö ½Ã½ºÅÛ¿¡ ¿À·ù°¡ ¹ß»ýÇÒ °æ¿ì, ·Îµå ¹ë·±½º¸¦ ¾ðÁ¦µçÁö ÀÎ°è ¹Þµµ·Ï °è¼Ó Áغñ »óÅ·Π³²¾Æ ÀÖ´Â ´ë±â ½Ã½ºÅÛÀ» ÀÌ¿ëÇÕ´Ï´Ù. ¼¹ö Áß Çϳª°¡ ½ÇÆÐÇϸé, ¿äûÀº ´Ù¸¥ ¼¹ö¿¡ ÀÇÇØ °è¼Ó Á¦°øµË´Ï´Ù. ±×·¯¸é ´ÜÀÏ Àå¾Ö ÁöÁ¡ÀÎ ¼¹ö¸¦ Á¦°ÅÇÏ¿© »çÀÌÆ® »ç¿ë °¡´É¼ºÀÌ ³ô¾ÆÁý´Ï´Ù.
ÀÚ¼¼ÇÑ ³»¿ëÀº °í°¡¿ë¼º Á¤º¸¸¦ ÂüÁ¶ÇϽʽÿÀ.
Caching Proxy¿Í ÇÔ²² CBR ±¸¼º¿ä¼Ò´Â ¿äûµÈ ³»¿ëÀ» ±â¹ÝÀ¸·Î ƯÁ¤ ¼¹ö¿¡ HTTP ¹× HTTPS(SSL) ¿äûÀ» À§ÀÓÇÒ ¼ö ÀÖ½À´Ï´Ù. ¿¹¸¦ µé¾î, URLÀÇ µð·ºÅ丮 ºÎºÐ¿¡ ÀÖ´Â "/cgi-bin/" ¹®ÀÚ¿ÀÌ ¿äû¿¡ Æ÷ÇԵǾî ÀÖ°í ¼¹ö À̸§ÀÌ ·ÎÄà ¼¹öÀ̸é CBRÀº cgi ¿äû 󸮸¦ À§ÇØ Æ¯º°È÷ ÇÒ´çµÈ ¼¹ö ÁýÇÕ Áß ÃÖ»óÀÇ ¼¹ö·Î ¿äûÀ» ÁöÁ¤ÇÒ ¼ö ÀÖ½À´Ï´Ù.
Dispatcher ±¸¼º¿ä¼Ò´Â Content Based RoutingÀ» Á¦°øÇϱ⵵ ÇÏÁö¸¸ Caching Proxy´Â ¼³Ä¡ÇÏÁö ¾Ê¾Æµµ µË´Ï´Ù. ÆÐŶÀÌ ¼ö½ÅµÉ ¶§ Dispatcher ±¸¼º¿ä¼ÒÀÇ Content Based RoutingÀÌ Ä¿³Î¿¡¼ ¼öÇàµÇ±â ¶§¹®¿¡ CBR ±¸¼º¿ä¼Ò¿¡ ºñÇØ ½Å¼ÓÇÑ Content Based RoutingÀ» Á¦°øÇÒ ¼ö ÀÖ½À´Ï´Ù. Dispatcher ±¸¼º¿ä¼Ò´Â HTTP("content" À¯Çü ±ÔÄ¢ »ç¿ë) ¹× HTTPS(SSL ¼¼¼Ç ID ¿¬°ü °ü°è »ç¿ë)¿¡ ´ëÇØ content-based routingÀ» ¼öÇàÇÕ´Ï´Ù.
Dispatcher ±¸¼º¿ä¼Ò´Â ³»Àå °í°¡¿ë¼º ±â´ÉÀ» Á¦°øÇÏ¿© ³×Æ®¿öÅ©¿¡¼ ´ÜÀÏ Àå¾Ö ÁöÁ¡ÀÎ Dispatcher¸¦ Á¦°ÅÇÕ´Ï´Ù. ÀÌ ±â´ÉÀº ±âº» ½Ã½ºÅÛÀ» ¸ð´ÏÅÍÇÏ´Â º¸Á¶ Dispatcher ½Ã½ºÅÛÀÇ »ç¿ëÀ» Æ÷ÇÔÇϸç, ±âº» ½Ã½ºÅÛÀÌ ½ÇÆÐÇÒ °æ¿ì ¾ðÁ¦µçÁö ·Îµå ¹ë·±½º ŽºÅ©¸¦ ³Ñ°Ü ¹Þµµ·Ï ´ë±âÇÕ´Ï´Ù. Dispatcher ±¸¼º¿ä¼Ò´Â µÎ ½Ã½ºÅÛÀÌ ¸ðµÎ »óÈ£ ±âº» ¶Ç´Â º¸Á¶(¹é¾÷) ½Ã½ºÅÛÀÌ µÇµµ·Ï Çã¿ëÇÏ´Â »óÈ£ °í°¡¿ë¼º ±â´Éµµ Á¦°øÇÕ´Ï´Ù. °í°¡¿ë¼º ±¸¼ºÀ» ÂüÁ¶ÇϽʽÿÀ.
»óÇϴܺΠ±¸¼ºÀ» CBR ¶Ç´Â Site Selector°¡ ÀÖ´Â ´ÙÁß ¼¹ö·Î Åë½Å·®À» ·Îµå ¹ë·±½ºÇÏ´Â Dispatcher ½Ã½ºÅÛ°ú ÇÔ²² »ç¿ëÇÒ ¶§ Load BalancerÀÇ ÀÌ ±¸¼º¿ä¼Òµé¿¡ °í°¡¿ë¼º ·¹º§À» ´Þ¼ºÇÒ ¼ö ÀÖ½À´Ï´Ù.
Á¦¾î±â´Â ´ÜÀÏ Àå¾Ö ÁöÁ¡ÀÎ Á¦¾î±â¸¦ Á¦°ÅÇÏ´Â °í°¡¿ë¼º ±â´ÉÀ» °®°í ÀÖ½À´Ï´Ù. ÇÑ ½Ã½ºÅÛÀÇ Á¦¾î±â´Â ±âº» Á¦¾î±â·Î ±¸¼ºµÇ°í ´Ù¸¥ ½Ã½ºÅÛÀÇ Á¦¾î±â´Â ¹é¾÷ Á¦¾î±â·Î ±¸¼ºµÉ ¼ö ÀÖ½À´Ï´Ù. ¹é¾÷ Á¦¾î±â´Â ±âº» Á¦¾î±â¸¦ ¸ð´ÏÅÍÇÏ°í ±âº» Á¦¾î±â°¡ ½ÇÆÐÇÒ °æ¿ì ½ºÀ§Ä¡¿¡ ¼¹ö °¡ÁßÄ¡¸¦ Á¦°øÇϴ Ÿ½ºÅ©¸¦ ÀμöÇÏ·Á°í ´ë±âÇÕ´Ï´Ù. °í°¡¿ë¼º¿¡¼ ÀÚ¼¼ÇÑ Á¤º¸¸¦ ÂüÁ¶ÇϽʽÿÀ.
IBM WebSphere Application Server ¹öÀü 5.0¿ë Load Balancer¿¡´Â ¿©·¯ °¡Áö »õ·Î¿î ±â´ÉÀÌ ÀÖ½À´Ï´Ù. ¿©±â¼´Â °¡Àå Áß¿äÇÑ ±â´É¸¸ ³ª¿ÇÕ´Ï´Ù.
ÀÌ ±â´ÉÀº ¸ðµç Load Balancer ±¸¼º¿ä¼Ò¿¡ Àû¿ëµË´Ï´Ù.
ÀÌ ¸±¸®½º´Â SuSE SLES LinuxÀÇ Ãß°¡¿Í ÇÔ²² Red Hat Linux ¹× SuSE LinuxÀÇ »õ ¹öÀüÀÌ Áö¿øµË´Ï´Ù. Red Hat Linux, SuSE Linux ¶Ç´Â SuSE SLES Linux ¿ä±¸»çÇ׿¡¼ ÀÚ¼¼ÇÑ Á¤º¸¸¦ ÂüÁ¶ÇϽʽÿÀ.
ÀÌ ±â´ÉÀº ¸ðµç Load Balancer ±¸¼º¿ä¼Ò¿¡ Àû¿ëµË´Ï´Ù.
AIX 5.1 ¹× Solaris 8¿¡¼¸¸, 32 ºñÆ® ¸ðµå Ä¿³Î Áö¿ø ¿Ü¿¡ 64 ºñÆ®±îÁö Áö¿øÀÌ È®ÀåµÇ¾ú½À´Ï´Ù. ÀÚ¼¼ÇÑ Á¤º¸´Â AIXÀÇ ¿ä±¸»çÇ× ¹× Solaris ¿ä±¸»çÇ×À» ÂüÁ¶ÇϽʽÿÀ.
Cisco CSS Controller(ÀÌÀüÀÇ Cisco Consultant)´Â Cisco CSS switch¿¡¼ ·Îµå ¹ë·±½ºÇÏ´Â ¼¹ö¿¡ ´ëÇÑ °¡ÁßÄ¡¸¦ °è»êÇÏ´Â Load Balancer ±¸¼º¿ä¼ÒÀÔ´Ï´Ù. Cisco CSS switch´Â SNMP¸¦ Áö¿øÇÏ´Â Çϵå¿þ¾î ±âº» Load BalancerÀÔ´Ï´Ù. Á¦¾î±â´Â ¿ë·®ÀÌ Å« ÀÀ¿ëÇÁ·Î±×·¥ ¹× ½Ã½ºÅÛÀ» ÀÎÁöÇÏ¿© ½ºÀ§Ä¡ ¼¹ö ·Îµå ¹ë·±½º ±â´ÉÀ» Çâ»ó½Ãŵ´Ï´Ù.
ÀÚ¼¼ÇÑ Á¤º¸´Â ºü¸¥ ½ÃÀÛ ±¸¼º, Cisco CSS Controller ±¸¼º¿ä¼Ò¿¡ ´ëÇÑ °èȹ ¹× Cisco CSS Controller ±¸¼º¿ä¼Ò ±¸¼ºÀ» ÂüÁ¶ÇϽʽÿÀ.
ÀÌ ±â´ÉÀº Load BalancerÀÇ »õ·Î¿î ±¸¼º¿ä¼ÒÀÔ´Ï´Ù.
Nortel Alteon Controller´Â Nortel Alteon Web Switch¿¡¼ ·Îµå ¹ë·±½ºÇÏ´Â ¼¹ö¿¡ ´ëÇÑ °¡ÁßÄ¡¸¦ °è»êÇÕ´Ï´Ù. Nortel Alteon Web Switch´Â ¿¬°á Á¤º¸ ÆäÄ¡ ¹× °¡ÁßÄ¡ ¼³Á¤¿ë SNMP ÀÎÅÍÆäÀ̽º°¡ Æ÷ÇÔµÈ Çϵå¿þ¾î ±â¹Ý Load BalancerÀÔ´Ï´Ù. Nortel Alteon Controller´Â Alteon switch°¡ ·Îµå ¹ë·±½ºÇÏ´Â ¼¹ö¸¦ ¸ð´ÏÅÍÇϰí Á¤È®ÇÑ ·Îµå ¹ë·±½º¸¦ À§ÇØ ÀûÀýÇÑ °¡ÁßÄ¡¸¦ Á¦°øÇÏ´Â »õ Load Balancer ±¸¼º¿ä¼ÒÀÔ´Ï´Ù. Á¦¾î±â´Â ¿ë·®ÀÌ Å« ÀÀ¿ëÇÁ·Î±×·¥ ¹× ½Ã½ºÅÛÀ» ÀÎÁöÇÏ¿© Nortel Alteon switchÀÇ ¼¹ö ·Îµå ¹ë·±½º ±â´ÉÀ» Çâ»ó½Ãŵ´Ï´Ù.
ÀÚ¼¼ÇÑ Á¤º¸´Â ºü¸¥ ½ÃÀÛ ±¸¼º, Nortel Alteon Controller ±¸¼º¿ä¼Ò¿¡ ´ëÇÑ °èȹ ¹× Nortel Alteon Controller ±¸¼º¿ä¼Ò ±¸¼ºÀ» ÂüÁ¶ÇϽʽÿÀ.
ÀÌ ±â´ÉÀº Cisco CSS Controller ¹× Nortel Alteon Controller ±¸¼º¿ä¼Ò¿¡ Àû¿ëµË´Ï´Ù.
ÀÌÁ¦ Load Balancer´Â Cisco CSS Controller ±¸¼º¿ä¼Ò¿Í Nortel Alteon Controller ±¸¼º¿ä¼Ò ¸ðµÎ¿¡ ´ëÇØ °í°¡¿ë¼ºÀ» Áö¿øÇÕ´Ï´Ù. ÀÌÁ¦ °í°´Àº ±âº» Á¦¾î±â¿¡ Àå¾Ö°¡ ÀÖÀ» °æ¿ì ÀμöÇÒ ¹é¾÷ ¼¹ö¿¡ Á¦¾î±â¸¦ ¼³Ä¡ÇÒ ¼ö ÀÖ½À´Ï´Ù.
Cisco CSS ControllerÀÇ °æ¿ì, ÀÚ¼¼ÇÑ Á¤º¸´Â °í°¡¿ë¼ºÀ» ÂüÁ¶ÇϽʽÿÀ.
Nortel Alteon ControllerÀÇ °æ¿ì, ÀÚ¼¼ÇÑ Á¤º¸´Â °í°¡¿ë¼ºÀ» ÂüÁ¶ÇϽʽÿÀ.
ÀÌ ±â´ÉÀº CBR ±¸¼º¿ä¼Ò¿¡ Àû¿ëµË´Ï´Ù.
ÀÌÁ¦ CBRÀÌ WAS ¾ç½ÄÀÇ ¿¬°ü °ü°è¸¦ »ç¿ëÇÏ¿© WAS(¹öÀü 5) ¼¹ö¿¡ ´ëÇÑ À¥ ÀÀ¿ëÇÁ·Î±×·¥ ·Îµå ¹ë·±½º ¿äûÀ» Áö¿øÇÕ´Ï´Ù. CBR¿¡´Â WAS ±¸¼ºÀÇ ·Îµå ¹ë·±½º¸¦ ¼öÇàÇϱâ À§ÇØ ÀÚµ¿À¸·Î CBR ±¸¼º¿¡ WAS HTTP Ç÷¯±×ÀÎ ±¸¼º ÆÄÀÏÀ» ¸ÊÇÎÇÏ´Â ±â´ÉÀÌ ÀÖ½À´Ï´Ù.
WAS(WebSphere Application Servers) ·Îµå ¹ë·±½º¿¡¼ ÀÚ¼¼ÇÑ Á¤º¸¸¦ ÂüÁ¶ÇϽʽÿÀ.
ÀÌ ±â´ÉÀº Dispatcher ¹× CBR ±¸¼º¿ä¼Ò¿¡ Àû¿ëµË´Ï´Ù.
ÃÊ´ç ¿¬°á ¼ö ±ÔÄ¢ÀÌ Çâ»óµÇ¾î °í°´ÀÌ "upserversonrule" ¿É¼ÇÀ» ÁöÁ¤ÇÒ ¼ö ÀÖ½À´Ï´Ù. ÀÌ ¿É¼ÇÀ» ÁöÁ¤ÇÔÀ¸·Î½á ¼¹ö ¼¼Æ® Áß µÑ ÀÌ»óÀÇ ¼¹ö°¡ ÀÛµ¿ÀÌ ÁßÁöµÇ´õ¶óµµ ³ª¸ÓÁö ¼¹ö°¡ °úºÎÇϵÇÁö ¾ÊÀ½À» º¸ÀåÇÒ ¼ö ÀÖ½À´Ï´Ù.
ÃÊ´ç ¿¬°á¿¡ µû¶ó ±ÔÄ¢ »ç¿ë¿¡¼ ÀÚ¼¼ÇÑ Á¤º¸¸¦ ÂüÁ¶ÇϽʽÿÀ.
ÀÌ ±â´ÉÀº CBR ±¸¼º¿ä¼Ò¿¡ Àû¿ëµË´Ï´Ù.
ÀÌÀüÀÇ CBR Ȱ¼º ÄíŰ ¿¬°ü °ü°è ±¸ÇöÀº ¿äû Æ÷Æ® ¹× Ŭ·¯½ºÅÍÀÇ ¼¹ö¿¡ ´ëÇÑ Å¬¶óÀÌ¾ðÆ® Á¢¼Ó¿¡ ±â¹ÝÇß½À´Ï´Ù. ÀÌ´Â ¿©·¯ ¼¹ö ¼¼Æ®¿Í ÇÔ²² ¿©·¯ ±ÔÄ¢ÀÌ ÀÖ´Â ±¸¼º¿¡¼ ¹®Á¦Á¡ÀÌ µÉ ¼ö ÀÖ½À´Ï´Ù. Çâ»óÀ» ÅëÇØ ´ÜÀÏ Å¬·¯½ºÅÍ ¹× Æ÷Æ® ³»¿¡¼ ¿©·¯ ¿¬°ü °ü°è°¡ °¡´ÉÇϸç, ¿äûÀÇ ÄÁÅØ½ºÆ®¿¡ ±â¹ÝÇÑ ÀáÀçÀûÀÎ ¿©·¯ ¼¹ö¿ÍÀÇ ¿¬°ü °ü°è¸¦ Ŭ¶óÀÌ¾ðÆ®°¡ À¯ÁöÇÒ ¼ö ÀÖ½À´Ï´Ù.
Ȱ¼º ÄíŰ ¿¬°ü °ü°è¿¡¼ ÀÚ¼¼ÇÑ Á¤º¸¸¦ ÂüÁ¶ÇϽʽÿÀ.
ÀÌ ±â´ÉÀº Dispatcher ±¸¼º¿ä¼Ò¿¡ Àû¿ëµË´Ï´Ù.
ÀÌÁ¦ Load Balancer°¡ Linux Ç÷§Æû¿¡ ´ëÇÑ SNMP Áö¿øÀ» Á¦°øÇÕ´Ï´Ù. SNMP ¸í·É ¹× ÇÁ·ÎÅäÄÝ¿¡¼ ÀÚ¼¼ÇÑ Á¤º¸¸¦ ÂüÁ¶ÇϽʽÿÀ.
ÀÌ ±â´ÉÀº Load BalancerÀÇ ±¸¼º¿ä¼Ò¿¡ Àû¿ëµË´Ï´Ù.
ÀÌÁ¦ Load Balancer°¡ RMI(remote method invocation)¸¦ ÅëÇÑ ¿ø°Ý °ü¸® ¿Ü¿¡ ¿ø°Ý À¥ ±â¹Ý °ü¸®¸¦ Áö¿øÇÕ´Ï´Ù. À¥ ±âº» °ü¸®´Â ¹æÈº®ÀÌ Á¸ÀçÇÏ´õ¶óµµ Load BalancerÀÇ º¸¾È ¹× ÀÎÁõµÈ ¿ø°Ý °ü¸®¸¦ Á¦°øÇÕ´Ï´Ù. À¥ ±â¹Ý °ü¸®¿¡¼ ÀÚ¼¼ÇÑ Á¤º¸¸¦ ÂüÁ¶ÇϽʽÿÀ.
ÀÌ ±â´ÉÀº Load BalancerÀÇ ±¸¼º¿ä¼Ò¿¡ Àû¿ëµË´Ï´Ù.
ÀÌÁ¦ GUI Æ®¸®ÀÇ È£½ºÆ® ³ëµå¿¡¼ ¸í·ÉÇà("¸í·É Àü¼Û")¿¡ ¾×¼¼½ºÇÒ ¼ö ÀÖ½À´Ï´Ù. ÀÚ¼¼ÇÑ Á¤º¸´Â ¿©±â¸¦ ÂüÁ¶ÇϽʽÿÀ.
ÀÌ ±â´ÉÀº Dispatcher ±¸¼º¿ä¼Ò¿¡ Àû¿ëµË´Ï´Ù.
Load Balancer ¹®Á¦Á¡ ÆÇº°À» À§ÇØ, °í°´ÀÌ IBM ¼ºñ½º ¼¾ÅÍ¿¡ º¸³¾ Áß¿äÇÑ Á¤º¸¸¦ ºü¸£°í ½±°Ô ¼öÁýÇÒ ¼ö ÀÖ´Â µµ±¸(lbpd)°¡ Á¦°øµÇ¾ú½À´Ï´Ù. ¹®Á¦Á¡ ÇØ°á Á¤º¸ ¸ðÀ½¿¡¼ ÀÚ¼¼ÇÑ Á¤º¸¸¦ ÂüÁ¶ÇϽʽÿÀ.
ÀÌ ±â´ÉÀº Dispatcher, CBR ¹× Site Selector ±¸¼º¿ä¼Ò¿¡ Àû¿ëµË´Ï´Ù.
"lightweight" SSL ±Ç°íÀÚ ¿Ü¿¡, Load Balancer´Â ÀÌÁ¦ "heavyweight" HTTPS ±Ç°íÀÚ¸¦ Ãß°¡·Î Á¦°øÇÕ´Ï´Ù. HTTPS ±Ç°íÀÚ´Â ¼¹ö¿Í Àüü SSL ¼ÒÄÏÀ» ±¸ÃàÇÏ´Â ¿ÏÀüÇÑ SSL Á¢¼ÓÀ» ¿±´Ï´Ù. (¹Ý´ë·Î, lightweight SSL ±Ç°íÀÚ´Â ¼¹ö¿Í Àüü SSL ¼ÒÄÏÀ» ±¸ÃàÇÏÁö ¾Ê½À´Ï´Ù.)
HTTPS ±Ç°íÀÚ¿¡ ´ëÇÑ ÀÚ¼¼ÇÑ Á¤º¸´Â ±Ç°íÀÚ ¸ñ·ÏÀ» ÂüÁ¶ÇϽʽÿÀ.
ÀÌ ±â´ÉÀº ¸ðµç Load Balancer ±¸¼º¿ä¼Ò¿¡ Àû¿ëµË´Ï´Ù.
Load Balancer´Â ÀÌÁ¦ LDAP ¼¹öÀÇ health¸¦ ¸ð´ÏÅÍÇÏ´Â LDAP ±Ç°íÀÚ¸¦ Á¦°øÇÕ´Ï´Ù.
±Ç°íÀÚ ¸ñ·Ï¿¡¼ ÀÚ¼¼ÇÑ Á¤º¸¸¦ ÂüÁ¶ÇϽʽÿÀ.
ÀÌ ±â´ÉÀº ¸ðµç Load Balancer ±¸¼º¿ä¼Ò¿¡ Àû¿ëµË´Ï´Ù.
±Ç°íÀÚ´Â ÀÌÁ¦ ¼¹ö¸¦ ´Ù¿îµÈ ¼¹ö·Î Ç¥½ÃÇϱâ Àü¿¡ ¿¬°áÀ» Àç½ÃµµÇÒ ¼ö ÀÖ½À´Ï´Ù.
ÀÚ¼¼ÇÑ Á¤º¸´Â ±Ç°íÀÚ Àç½Ãµµ ¹× ±Ç°íÀÚ Àç½Ãµµ¸¦ ÂüÁ¶ÇϽʽÿÀ.
ÀÌ ±â´ÉÀº Dispatcher ±¸¼º¿ä¼Ò¿¡ Àû¿ëµË´Ï´Ù.
Dispatcher´Â ÀÌÁ¦ TCP Àç¼³Á¤À» ´Ù¿îµÈ ¼¹ö·Î Àü¼ÛÇÒ ¼ö ÀÖ½À´Ï´Ù. TCP Àç¼³Á¤Àº ¿¬°áÀ» Áï½Ã ´Ý½À´Ï´Ù.
´Ù¿îµÈ ¼¹ö·Î TCP Àç¼³Á¤ Àü¼Û(Dispatcher ±¸¼º¿ä¼Ò Àü¿ë)¿¡¼ ÀÚ¼¼ÇÑ Á¤º¸¸¦ ÂüÁ¶ÇϽʽÿÀ.
´ÙÀ½ ±â´ÉÀº Load Balancer·ÎºÎÅÍ Á¦°ÅµË´Ï´Ù.
ÀÌ Àå¿¡´Â Load Balancer ±¸¼º¿ä¼ÒÀÇ °³¿ä¿Í ´ÙÀ½ ¼½¼ÇÀ¸·Î ±¸¼ºµÇ¾î ÀÖ½À´Ï´Ù.
¾î¶² ±â´ÉÀ» »ç¿ëÇÏ¿© ³×Æ®¿öÅ©¸¦ °ü¸®ÇÒ °ÍÀÎÁö¸¦ °èȹÇÒ ¼ö ÀÖµµ·Ï °¢ Load Balancer ±¸¼º¿ä¼Ò¿¡¼ Á¦°øÇÏ´Â »óÀ§ ·¹º§ÀÇ ±¸¼º ±â´É ¸ñ·ÏÀ» º¸·Á¸é ³×Æ®¿öÅ© °ü¸®: »ç¿ëÇÒ Load Balancer ±â´É °áÁ¤ÀÇ ³»¿ëÀ» ÂüÁ¶ÇϽʽÿÀ.
Load BalancerÀÇ ´Ù¼¸ °³ ±¸¼º¿ä¼Ò´Â Dispatcher, CBR(Content Based Routing), Site Selector, Cisco CSS Controller ¹× Nortel Alteon ControllerÀÔ´Ï´Ù. Load Balancer´Â »ç¿ëÀÚÀÇ »çÀÌÆ® ±¸¼º¿¡ µû¶ó ±¸¼º¿ä¼Ò¸¦ °³º°ÀûÀ¸·Î »ç¿ëÇϰųª ÇÔ²² »ç¿ëÇÒ ¼ö ÀÖ´Â À¶Å뼺À» Á¦°øÇÕ´Ï´Ù. ¿©±â¼´Â ÀÌµé ±¸¼º¿ä¼Ò¿¡ ´ëÇÑ °³¿ä¸¦ Á¦°øÇÕ´Ï´Ù.
Dispatcher ±¸¼º¿ä¼Ò´Â ·Îµå ¹ë·±½º ¹× °ü¸® ¼ÒÇÁÆ®¿þ¾î¸¦ °íÀ¯ÇÏ°Ô Á¶ÇÕÇÏ¿© ¼¹ö °£ Åë½Å·® ¹ë·±½º¸¦ Á¶ÀýÇÕ´Ï´Ù. Dispatcher´Â ½ÇÆÐÇÑ ¼¹ö¸¦ °¨ÁöÇÏ¿© ±× ÁÖÀ§ÀÇ Åë½Å·®À» Àü´ÞÇÒ ¼öµµ ÀÖ½À´Ï´Ù. Dispatcher´Â HTTP, FTP, SSL, SMTP, NNTP, IMAP, POP3, Åڳݰú ±âŸ ´Ù¸¥ TCP ¶Ç´Â µ¶¸³ÀûÀÎ UDP ±â¹Ý ÀÀ¿ëÇÁ·Î±×·¥À» Áö¿øÇÕ´Ï´Ù.
Dispatcher ½Ã½ºÅÛÀ¸·Î Àü¼ÛµÈ ¸ðµç Ŭ¶óÀÌ¾ðÆ® ¿äûÀº µ¿ÀûÀ¸·Î ¼³Á¤µÈ ƯÁ¤ °¡ÁßÄ¡¿¡ µû¶ó ÀûÀýÇÏ°Ô ÃÖÀûÀÇ ¼¹ö·Î Àü¼ÛµË´Ï´Ù. ±× °¡ÁßÄ¡ÀÇ ±âº»°ªÀ» »ç¿ëÇϰųª ±¸¼º ÇÁ·Î¼¼½º µ¿¾È °ªÀ» º¯°æÇÒ ¼ö ÀÖ½À´Ï´Ù.
Dispatcher´Â ´ÙÀ½ ¼¼ °¡Áö Àü´Þ ¹æ¹ý(Æ÷Æ®¿¡ ÁöÁ¤µÊ)À» Á¦°øÇÕ´Ï´Ù.
Dispatcher ±¸¼º¿ä¼Ò´Â ´ë±Ô¸ðÀÇ È®Àå °¡´ÉÇÑ ¼¹ö ³×Æ®¿öÅ©ÀÇ ¾ÈÀüÇÏ°íµµ È¿À²ÀûÀÎ °ü¸®¸¦ À§ÇÑ Çٽɿä¼ÒÀÔ´Ï´Ù. Dispatcher¸¦ »ç¿ëÇÏ¿©, ÇϳªÀÇ °¡»ó ¼¹ö¿¡ ¿©·¯ ´ëÀÇ °³º° ¼¹ö¸¦ ¿¬°áÇÒ ¼ö ÀÖ½À´Ï´Ù. µû¶ó¼ »ç¿ëÀÚ »çÀÌÆ®´Â Àü¼¼°è¿¡¼ ÇϳªÀÇ IP ÁÖ¼Ò·Î ³ªÅ¸³³´Ï´Ù. Dispatcher´Â µµ¸ÞÀÎ À̸§ ¼¹ö¿Í µ¶¸³ÀûÀ¸·Î ±â´ÉÇϹǷÎ, ¸ðµç ¿äûÀº Dispatcher ½Ã½ºÅÛÀÇ IP ÁÖ¼Ò·Î Àü¼ÛµË´Ï´Ù.
Dispatcher¸¦ »ç¿ëÇϸé Ŭ·¯½ºÅÍµÈ ¼¹ö·Î Åë½Å·® ·Îµå¸¦ ¹ë·±½ºÇÏ´Â µ¥ ÀÖ¾î Ź¿ùÇÑ ÀÌÁ¡ÀÌ ÀÖÀ¸¹Ç·Î, »ç¿ëÀÚÀÇ »çÀÌÆ®¸¦ ¾ÈÁ¤ÀûÀÌ¸é¼ È¿À²ÀûÀ¸·Î °ü¸®ÇÒ ¼ö ÀÖ½À´Ï´Ù.
±×¸² 1. Dispatcher¸¦ »ç¿ëÇÏ¿© ·ÎÄà ¼¹ö¸¦ °ü¸®ÇÏ´Â »çÀÌÆ®ÀÇ ¹°¸®Àû Ç¥Çö ¿¹Á¦
±×¸² 1Àº ÀÌ´õ³Ý ³×Æ®¿öÅ© ±¸¼ºÀ» »ç¿ëÇÏ´Â »çÀÌÆ®ÀÇ ¹°¸®Àû Ç¥ÇöÀ» º¸¿©ÁÝ´Ï´Ù. Dispatcher ½Ã½ºÅÛÀº ³×Æ®¿öÅ©¸¦ ¹°¸®ÀûÀ¸·Î º¯°æÇÏÁö ¾Ê°í ¼³Ä¡ÇÒ ¼ö ÀÖ½À´Ï´Ù. Dispatcher°¡ Ŭ¶óÀÌ¾ðÆ® ¿äûÀ» ÃÖÀûÀÇ ¼¹ö¿¡ ÁöÁ¤ÇÑ ÈÄ ÀÀ´äÀº MAC Àü´Þ ¹æ¹ýÀ» »ç¿ëÇÒ ¶§ Dispatcher°¡ °³ÀÔÇÏÁö ¾Ê°í ¼¹ö¿¡¼ Ŭ¶óÀÌ¾ðÆ®·Î Á÷Á¢ Àü¼ÛµË´Ï´Ù.
±×¸² 2. Dispatcher ¹× Metric Server¸¦ »ç¿ëÇÏ¿© ¼¹ö¸¦ °ü¸®ÇÏ´Â »çÀÌÆ® ¿¹Á¦
±×¸² 2´Â ¸ðµç ¼¹ö°¡ ·ÎÄà ³×Æ®¿öÅ©¿¡ ÀÖ´Â »çÀÌÆ®¸¦ º¸¿©ÁÝ´Ï´Ù. Dispatcher ±¸¼º¿ä¼Ò´Â ¿äûÀ» Àü´ÞÇÏ´Â µ¥ »ç¿ëµÇ¸ç, Metric Server´Â Dispatcher ½Ã½ºÅÛ¿¡ ½Ã½ºÅÛ ·Îµå Á¤º¸¸¦ Á¦°øÇÏ´Â µ¥ »ç¿ëµË´Ï´Ù.
ÀÌ ¿¹Á¦¿¡¼ Metric Server µð¸ÕÀº °¢ ¹é¿£µå ¼¹ö¿¡ ¼³Ä¡µË´Ï´Ù. Metric Server¸¦ Load Balancer ±¸¼º¿ä¼Ò ¶Ç´Â ´Ù¸¥ Network Dispatcher ±¸¼º¿ä¼Ò¿Í ÇÔ²² »ç¿ëÇÒ ¼ö ÀÖ½À´Ï´Ù.
±×¸² 3. Dispatcher¸¦ »ç¿ëÇÏ¿© ·ÎÄà ¹× ¿ø°Ý ¼¹ö¸¦ °ü¸®ÇÏ´Â »çÀÌÆ® ¿¹Á¦
Dispatcher¿¡¼ ±¤¿ª Áö¿øÀ» »ç¿ëÇÏ¿© ·ÎÄà ¹× ¿ø°Ý ¼¹ö(´Ù¸¥ ¼ºê³Ý¿¡ ÀÖ´Â ¼¹ö)¸¦ ¸ðµÎ »ç¿ëÇÒ ¼ö ÀÖ½À´Ï´Ù. ±×¸² 3¿¡´Â ÇϳªÀÇ "·ÎÄÃ" Dispatcher(Dispatcher 1)°¡ ¸ðµç ¿äûÀÇ ÁøÀÔÁ¡ ¿ªÇÒÀ» ÇÏ´Â ±¸¼ºÀÌ Ç¥½ÃµÇ¾î ÀÖ½À´Ï´Ù. ÀÌ·¯ÇÑ ¿äûÀ» °íÀ¯ ·ÎÄà ¼¹ö(¼¹ö A, ¼¹ö B, ¼¹ö C) ¹× ¿ø°Ý Dispatcher(Dispatcher 2)·Î ºÐ¹èÇÏ¿© ·ÎÄà ¼¹ö(¼¹ö G, ¼¹ö H, ¼¹ö I)·Î ·Îµå ¹ë·±½ºÇÕ´Ï´Ù.
DispatcherÀÇ NAT Àü´Þ ¹æ¹ýÀ» »ç¿ëÇϰųª GRE Áö¿øÀ» »ç¿ëÇÒ °æ¿ì ¿ø°Ý »çÀÌÆ®(¼¹ö D, ¼¹ö E ¹× ¼¹ö F°¡ ÀÖ´Â °÷)¿¡¼ Dispatcher¸¦ »ç¿ëÇÏÁö ¾Ê°í Dispatcher¸¦ »ç¿ëÇÏ´Â ±¤¿ª Áö¿øÀ» ¼öÇàÇÒ ¼öµµ ÀÖ½À´Ï´Ù. ÀÚ¼¼ÇÑ Á¤º¸´Â DispatcherÀÇ NAT/NAPT(nat Àü´Þ ¹æ¹ý) ¹× GRE(ÀÏ¹Ý °æ·Î ÁöÁ¤ ĸ½¶È) Áö¿øÀ» ÂüÁ¶ÇϽʽÿÀ.
CBRÀº Caching Proxy¿¡ ´ëÇÑ ÀÛ¾÷À» ÇÏ¿© Ŭ¶óÀÌ¾ðÆ® ¿äûÀ» ÁöÁ¤µÈ HTTP ¶Ç´Â HTTPS(SSL) ¼¹ö¿¡ À§ÀÓÇÕ´Ï´Ù. À̸¦ »ç¿ëÇÏ¿© ³·Àº ³×Æ®¿öÅ© ´ë¿ªÆø ¿ä±¸»çÇ×À¸·Î ´õ ºü¸¥ À¥ ¹®¼ °Ë»öÀ» À§ÇØ Ä³½Ã ¼¼ºÎ»çÇ×À» Á¶ÀÛÇÒ ¼ö ÀÖ½À´Ï´Ù. Caching Proxy¿Í ÇÔ²² CBRÀº ÁöÁ¤µÈ ±ÔÄ¢ À¯ÇüÀ» »ç¿ëÇÏ¿© HTTP ¿äûÀ» °Ë»çÇÕ´Ï´Ù.
CBRÀ» »ç¿ëÇÏ¸é ¿äû ³»¿ë°ú ÀÏÄ¡ÇÏ´Â ÀÏ¹Ý Ç¥Çö¿¡ ±âÃÊÇÏ¿© ¿äûÀ» ó¸®ÇÏ´Â ¼¹ö ÁýÇÕÀ» ÁöÁ¤ÇÒ ¼ö ÀÖ½À´Ï´Ù. CBRÀ» ÅëÇØ °¢ À¯ÇüÀÇ ¿äû¿¡ ´ëÇØ ¿©·¯ ¼¹ö¸¦ ÁöÁ¤ÇÒ ¼ö Àֱ⠶§¹®¿¡, ÃÖÀûÀÇ Å¬¶óÀÌ¾ðÆ® ÀÀ´äÀ» À§ÇØ ·Îµå ¹ë·±½º¸¦ Á¶Á¤ÇÒ ¼ö ÀÖ½À´Ï´Ù. ¶ÇÇÑ CBRÀº ÇÑ ÁýÇÕÀÇ ÇÑ ¼¹ö°¡ °íÀå³ ½Ã±â¸¦ °¨ÁöÇÏ¿© ÇØ´ç ¼¹ö·ÎÀÇ ¶ó¿ìÆÃ ¿äûÀ» Á¤ÁöÇÕ´Ï´Ù. CBR ±¸¼º¿ä¼Ò°¡ »ç¿ëÇÏ´Â ·Îµå ¹ë·±½º ¾Ë°í¸®ÁòÀº Dispatcher ±¸¼º¿ä¼Ò°¡ »ç¿ëÇÏ´Â ÀÔÁõµÈ ¾Ë°í¸®Áò°ú µ¿ÀÏÇÕ´Ï´Ù.
Caching Proxy°¡ ¿äûÀ» ¼ö½ÅÇϸé CBR ±¸¼º¿ä¼Ò¿¡ Á¤ÀÇµÈ ±ÔÄ¢¿¡ ¸Â´ÂÁö È®ÀÎÇÕ´Ï´Ù. ÀÏÄ¡ÇÒ °æ¿ì, ÇØ´ç ±ÔÄ¢°ú ¿¬°üµÈ ¼¹ö Áß Çϳª°¡ ¼±ÅÃµÇ¾î ¿äûÀ» ó¸®ÇÏ°Ô µË´Ï´Ù. ±×·± ´ÙÀ½, Caching Proxy´Â ¼±ÅÃµÈ ¼¹ö·Î ¿äûÀ» À§ÀÓÇϴ ǥÁØ Ã³¸®¸¦ ¼öÇàÇÕ´Ï´Ù.
CBR¿¡´Â °í°¡¿ë¼º, ¼ºê¿¡ÀÌÀüÆ®, ±¤¿ªÀ» Á¦¿ÜÇϰí´Â ¸î °¡Áö ´Ù¸¥ ±¸¼º ¸í·ÉÀÌ ÀÖ´Â Dispatcher¿Í µ¿ÀÏÇÑ ±â´ÉÀÌ ÀÖ½À´Ï´Ù.
Caching Proxy´Â CBRÀÌ Å¬¶óÀÌ¾ðÆ® ¿äû ·Îµå ¹ë·±½º¸¦ ½ÃÀÛÇϱâ Àü¿¡ ½ÇÇàµÇ°í ÀÖ¾î¾ß ÇÕ´Ï´Ù.
±×¸² 4. CBRÀ» »ç¿ëÇÏ¿© ·ÎÄà ¼¹ö¸¦ °ü¸®ÇÏ´Â ¿¹Á¦
±×¸² 4¿¡¼´Â CBRÀ» »ç¿ëÇÏ¿© ·ÎÄà ¼¹ö¿¡¼ ÀϺΠ³»¿ëÀ» À§ÀÓÇÏ´Â »çÀÌÆ®ÀÇ ³í¸®Àû Ç¥ÇöÀ» º¸¿© ÁÝ´Ï´Ù. CBR ±¸¼º¿ä¼Ò´Â Caching Proxy¸¦ »ç¿ëÇÏ¿© URL ³»¿ëÀ» ±â¹ÝÀ¸·Î ¼¹ö·Î Ŭ¶óÀÌ¾ðÆ® ¿äû(HTTP ¶Ç´Â HTTPS)À» Àü´ÞÇÕ´Ï´Ù.
Site Selector´Â ¼öÁýµÈ °¡ÁßÄ¡¿Í ÃøÁ¤°ªÀ» »ç¿ëÇÏ¿© ¼¹ö ±×·ì »çÀÌ¿¡¼ ·Îµå ¹ë·±½º¸¦ ¼öÇàÇϱâ À§ÇØ µµ¸ÞÀÎ À̸§ ½Ã½ºÅÛ¿¡ ´Ù¸¥ À̸§ ¼¹ö¿Í ÇÔ²² ÀÛ¾÷ÇÏ´Â À̸§ ¼¹ö ¿ªÇÒÀ» ÇÕ´Ï´Ù. Ŭ¶óÀ̾ðÆ®ÀÇ ¿äû¿¡ »ç¿ëÇÒ µµ¸ÞÀÎ À̸§¿¡ µû¶ó ¼¹ö ±×·ì °£ Åë½ÅÀ» ·Îµå ¹ë·±½ºÇÒ ¼ö ÀÖµµ·Ï »çÀÌÆ® ±¸¼ºÀ» ÀÛ¼ºÇÒ ¼ö ÀÖ½À´Ï´Ù.
Ŭ¶óÀÌ¾ðÆ®´Â µµ¸ÞÀÎ À̸§¿¡ ´ëÇÑ ºÐ¼® ¿äûÀ» ³×Æ®¿öÅ© ³»ÀÇ À̸§ ¼¹ö·Î Á¦ÃâÇÕ´Ï´Ù. À̸§ ¼¹ö´Â Site Selector ½Ã½ºÅÛÀ¸·Î ¿äûÀ» Àü´ÞÇÕ´Ï´Ù. ±×·¯¸é, Site Selector°¡ »çÀÌÆ® À̸§¿¡ µû¶ó ±¸¼ºµÈ ¼¹ö Áß ÇÑ ¼¹öÀÇ IP ÁÖ¼Ò·Î µµ¸ÞÀÎ À̸§À» ºÐ¼®ÇÕ´Ï´Ù. Site Selector´Â ¼±ÅÃÇÑ ¼¹öÀÇ IP ÁÖ¼Ò¸¦ À̸§ ¼¹ö·Î ¸®ÅÏÇÕ´Ï´Ù. À̸§ ¼¹ö´Â IP ÁÖ¼Ò¸¦ Ŭ¶óÀÌ¾ðÆ®·Î ¸®ÅÏÇÕ´Ï´Ù.
Metric Server´Â ±¸¼º ³»ÀÇ °¢ ·Îµå ¹ë·±½º ¼¹ö¿¡ ¼³Ä¡ÇØ¾ß ÇÏ´Â Load BalancerÀÇ ½Ã½ºÅÛ ¸ð´ÏÅ͸µ ±¸¼º¿ä¼ÒÀÔ´Ï´Ù. Metric Server¸¦ »ç¿ëÇÏ¿© Site Selector´Â ¼¹ö¿¡¼ Ȱµ¿ ·¹º§À» ¸ð´ÏÅÍÇÏ°í ¼¹ö ºÎÇϰ¡ °¡Àå ÀûÀº ½Ã±â¸¦ °¨ÁöÇÏ°í ½ÇÆÐÇÑ ¼¹ö¸¦ °¨ÁöÇÒ ¼ö ÀÖ½À´Ï´Ù. ·Îµå´Â ¼¹ö°¡ ¾ó¸¶³ª ¾î·Æ°Ô ÀÛµ¿ÇÏ´ÂÁö¿¡ ´ëÇÑ ÃøÁ¤ÀÔ´Ï´Ù. ½Ã½ºÅÛ ¸ÞÆ®¸¯ ½ºÅ©¸³Æ® ÆÄÀÏÀ» »ç¿ëÀÚ Á¤ÀÇÇÏ¸é ·Îµå ÃøÁ¤¿¡ »ç¿ëµÇ´Â ÃøÁ¤ À¯ÇüÀ» Á¦¾îÇÒ ¼ö ÀÖ½À´Ï´Ù. Site Selector´Â ¾×¼¼½º ºóµµ, ÃÑ »ç¿ëÀÚ ¼ö, ¾×¼¼½º À¯Çü(¿¹: °£´ÜÇÑ Á¶È¸, Àå±â Á¶È¸ ¶Ç´Â CPU ÁýÁß ·Îµå)°ú °°Àº ¿ä¼Ò¸¦ °í·ÁÇÏ¿© ȯ°æ¿¡ ¸Â°Ô ±¸¼ºµÉ ¼ö ÀÖ½À´Ï´Ù.
±×¸² 5. Site Selector ¹× Metric Server¸¦ »ç¿ëÇÏ¿© ·ÎÄà ¹× ¿ø°Ý ¼¹ö¸¦ °ü¸®ÇÏ´Â »çÀÌÆ® ¿¹Á¦
±×¸² 5¿¡´Â Site Selector ±¸¼º¿ä¼Ò¸¦ »ç¿ëÇÏ¿© ¿äû¿¡ ÀÀ´äÇÏ´Â »çÀÌÆ®°¡ Ç¥½ÃµÇ¾î ÀÖ½À´Ï´Ù. ¼¹ö 1, ¼¹ö 2 ¹× ¼¹ö 3Àº ·ÎÄà ¼¹öÀÔ´Ï´Ù. ¼¹ö 4, ¼¹ö 5 ¹× ¼¹ö 6Àº ¿ø°Ý ¼¹öÀÔ´Ï´Ù.
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Cisco CSS Controller´Â CiscoÀÇ CSS 11000 Switch ½Ã¸®Áî¿Í ÇÔ²² Ãß°¡ º¸¿Ï ¼Ö·ç¼ÇÀ» ±¸¼ºÇÕ´Ï´Ù. °áÇÕµÈ ¼Ö·ç¼ÇÀº CSS 11000 ½Ã¸®ÁîÀÇ °ß°íÇÑ ÆÐŶ Àü´Þ ¹æ¹ý°ú ÄÁÅÙÃ÷ °æ·Î ÁöÁ¤ ±â´ÉÀ» Load BalancerÀÇ Á¤±³ÇÑ ÀÎ½Ä ¾Ë°í¸®Áò°ú È¥ÇÕÇÏ¿© ¼ºñ½º(¹é¿£µå ¼¹ö ÀÀ¿ëÇÁ·Î±×·¥ ¶Ç´Â µ¥ÀÌÅͺ£À̽º)ÀÇ ·Îµå Á¤º¸¿Í °¡¿ë¼ºÀ» ÆÇº°ÇÕ´Ï´Ù. Cisco CSS Controller ±â´ÉÀº Load BalancerÀÇ °¡ÁßÄ¡ °è»ê ¾Ë°í¸®Áò, Ç¥ÁØ ¹× Á¶Á¤ ±Ç°íÀÚ, Metric Server¸¦ Ȱ¿ëÇÏ¿© ¸ÞÆ®¸¯, »óÅ ¹× ¼ºñ½ºÀÇ ·Îµå¸¦ ÆÇº°ÇÕ´Ï´Ù. ÀÌ Á¤º¸¸¦ »ç¿ëÇÏ¿© Cisco CSS Controller´Â ¼ºñ½º °¡ÁßÄ¡¸¦ »ý¼ºÇÏ¿© ÃÖÀû ¼ºñ½º ¼±ÅÃ, ·Îµå ÃÖÀûÈ ¹× °áÇÔ Çã¿ëÀ» À§ÇØ Cisco CSS Switch·Î Àü¼ÛÇÕ´Ï´Ù.
Cisco CSS Controller´Â ´ÙÀ½À» Æ÷ÇÔÇÏ¿© ´Ù¼öÀÇ ±âÁØÀ» ÃßÀûÇÕ´Ï´Ù.
Cisco CSS Controller¸¦ »ç¿ëÇÏÁö ¾ÊÀ» °æ¿ì, Cisco CSS Switch´Â ÄÁÅÙÃ÷ Á¦°ø ¼ºñ½º »óŸ¦ ÆÇº°ÇÒ ¶§ ÄÁÅÙÃ÷ ¿äû ¶Ç´Â ´Ù¸¥ ³×Æ®¿öÅ© ÃøÁ¤¿¡ ÀÀ´ä ½Ã°£À» »ç¿ëÇÕ´Ï´Ù. Cisco CSS Controller¸¦ »ç¿ëÇϸé ÀÌ·± Ȱµ¿ÀÌ Cisco CSS Switch¿¡¼ Cisco CSS Controller·Î ¿ÀÇÁ·ÎµåµË´Ï´Ù. Cisco CSS Controller´Â ³»¿ë Á¦°ø ±â´É ¶Ç´Â ¼ºñ½º °¡ÁßÄ¡¿¡ ¿µÇâÀ» ÁÖ¸ç, ¼ºñ½º°¡ °¡¿ë¼ºÀ» ´Ù½Ã È®º¸Çϰųª À¯½ÇÇÒ ¶§ ÀûÀýÈ÷ ¼ºñ½º¸¦ Ȱ¼ºÈ½ÃŰ°Å³ª ÀϽÃÁß´ÜÇÕ´Ï´Ù.
Cisco CSS Controller:
°¡ÁßÄ¡´Â Æ÷Æ®ÀÇ ¸ðµç ¼ºñ½º¿¡ Àû¿ëµË´Ï´Ù. ƯÁ¤ Æ÷Æ®ÀÇ °æ¿ì, ¿äûÀº °¢°¢ »ó´ëÀûÀÎ °¡ÁßÄ¡¿¡ µû¶ó ¼ºñ½º °£¿¡ ºÐ¹èµË´Ï´Ù. ¿¹¸¦ µé¾î, ÇÑ ¼ºñ½ºÀÇ °¡ÁßÄ¡¸¦ 10À¸·Î ¼³Á¤ÇÏ°í ´Ù¸¥ ¼ºñ½ºÀÇ °¡ÁßÄ¡¸¦ 5·Î ¼³Á¤Çϸé 10À¸·Î ¼³Á¤µÈ ¼ºñ½ºÀÇ ¿äû ¼ö´Â 5·Î ¼³Á¤µÈ ¼ºñ½º ¿äû ¼öÀÇ µÎ ¹è°¡ µË´Ï´Ù. ÀÌ °¡ÁßÄ¡´Â SNMP¸¦ »ç¿ëÇÏ¿© Cisco CSS Switch¿¡ Á¦°øµË´Ï´Ù. ¼ºñ½º °¡ÁßÄ¡¸¦ ³ô°Ô ¼³Á¤ÇÒ¼ö·Ï Cisco CSS Switch°¡ ÇØ´ç ¼ºñ½º·Î ´õ ¸¹Àº ¿äûÀ» Àü´ÞÇÕ´Ï´Ù.
±×¸² 6. Cisco CSS Controller ¹× Metric Server¸¦ »ç¿ëÇÏ¿© ·ÎÄà ¼ºñ½º¸¦ °ü¸®ÇÏ´Â »çÀÌÆ® ¿¹Á¦
Cisco CSS Switch¿Í ÇÔ²² Cisco CSS Controller´Â Á¤±³ÇÑ ÀÀ¿ëÇÁ·Î±×·¥ ÀνÄÀ¸·Î À¯¼± ¼ÓµµÀÇ ³»¿ë Àüȯ, °áÇÔ Çã¿ë ¹× ¼ºñ½º ·Îµå ÃÖÀûȸ¦ °áÇÕÇÏ´Â "ÃÖÀûÀÇ" ¼Ö·ç¼ÇÀ» Á¦°øÇÕ´Ï´Ù. Cisco CSS Controller´Â Cisco CSS Switch¿Í IBM WebSphere Application Server °£ÀÇ Àü¹ÝÀûÀÎ º¸¿Ï ¼Ö·ç¼ÇÀÔ´Ï´Ù.
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Nortel Alteon Controller´Â Web SwitchÀÇ Nortel Alteon ±×·ì°ú ÇÔ²² À¯¼± ¼Óµµ ÆÐŶ ÀüȯÀ» º¹ÀâÇÑ ÀÀ¿ëÇÁ·Î±×·¥ ÀνÄ, °áÇÔ Çã¿ë ¹× ¼¹ö ·Îµå ÃÖÀûÈ¿¡ °áÇÕÇÏ´Â "ÃÖÀûÀÇ" ¼Ö·ç¼ÇÀ» Á¦°øÇÕ´Ï´Ù. Nortel Alteon Controller´Â Web SwitchÀÇ Nortel Alteon ±×·ì ¹× IBM WebSphere °£ÀÇ º¸Ãæ ¼Ö·ç¼ÇÀÇ ÀϺÎÀÔ´Ï´Ù.
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_ À¥ ¼¹ö°¡ ÀÛ¼ºÇÑ Äí۸¦ »ç¿ëÇÏ¿© ¿©·¯ Á¢¼Ó¿¡¼ ºñ½ÁÇÑ ÄÁÅÙÃ÷¸¦ ¿äûÇÒ °æ¿ì µ¿ÀÏÇÑ ¼¹ö·Î Ŭ¶óÀÌ¾ðÆ®°¡ ¸®ÅÏÇϵµ·Ï ÇÏ·Á¸é ¼öµ¿ ÄíŰ ¿¬°ü °ü°èÀÇ ³»¿ëÀ» ÂüÁ¶ÇϽʽÿÀ.
_ °¢ ¼¹ö¿¡ °íÀ¯ÇÑ ÄÁÅÙÃ÷°¡ ij½ÃµÇµµ·Ï ÇÏ´Â Caching Proxy ¼¹ö¿¡ À¥ Åë½Å·®À» ·Îµå ¹ë·±½ºÇÏ·Á¸é(µû¶ó¼ ¿©·¯ ½Ã½ºÅÛ¿¡¼ Áߺ¹µÇ´Â ÄÁÅÙÃ÷ ij½Ã¸¦ Á¦°ÅÇÏ¿© »çÀÌÆ®ÀÇ Ä³½Ã Å©±â°¡ Áõ°¡) URI ¿¬°ü °ü°èÀÇ ³»¿ëÀ» ÂüÁ¶ÇϽʽÿÀ.
DispatcherÀÇ cbr Àü´Þ ¸Þ¼Òµå »ç¿ëÀÇ ÀåÁ¡Àº Ŭ¶óÀÌ¾ðÆ® ¿äû¿¡ CBR ±¸¼º¿ä¼Òº¸´Ù ´õ ºü¸¥ ÀÀ´äÀ» Á¦°øÇÏ´Â °ÍÀÔ´Ï´Ù. ¶ÇÇÑ DispatcherÀÇ cbr Àü´ÞÀº Caching Proxy ¼³Ä¡ ¹× »ç¿ëÀ» ¿ä±¸ÇÏÁö ¾Ê½À´Ï´Ù.
³×Æ®¿öÅ©¿¡ ¿ÏÀüÈ÷ º¸¾ÈµÈ SSL(¼¹ö¸¦ ÅëÇÑ Å¬¶óÀ̾ðÆ®) Åë½Å·®ÀÌ ÇÊ¿äÇÒ °æ¿ì, CBR ±¸¼º¿ä¼Ò(Caching Proxy¿Í °áÇÕÇÏ¿©) »ç¿ëÀÇ ÀåÁ¡Àº Content Based RoutingÀ» ¼öÇàÇϱâ À§ÇØ ÇÊ¿äÇÑ ¾ÏÈ£È/¾ÏÈ£ ÇØµ¶À» ó¸®ÇÒ ¼ö ÀÖ´Ù´Â °ÍÀÔ´Ï´Ù. ¿ÏÀüÈ÷ º¸¾ÈµÈ Á¢¼ÓÀ» À§ÇØ SSL ID ¿¬°ü °ü°è·Î DispatcherÀÇ cbr Àü´ÞÀ» ±¸¼ºÇÒ ¼ö ÀÖ½À´Ï´Ù. Ŭ¶óÀÌ¾ðÆ® ¿äûÀÇ URL¿¡ ´ëÇØ ÁøÁ¤ÇÑ Content Based RoutingÀ» ¼öÇàÇϱâ À§ÇÑ ¾ÏÈ£È/¾ÏÈ£ ÇØµ¶À» ó¸®ÇÒ ¼ö ¾ø±â ¶§¹®ÀÔ´Ï´Ù.
_ DispatcherÀÇ ±¤¿ª ±â´ÉÀ» »ç¿ëÇÏ¿© ¿ø°Ý ¼¹ö·Î ·Îµå ¹ë·±½ºÇÏ·Á¸é ±¤¿ª Dispatcher Áö¿ø ±¸¼º ¹× GRE(ÀÏ¹Ý °æ·Î ÁöÁ¤ ĸ½¶È) Áö¿øÀÇ ³»¿ëÀ» ÂüÁ¶ÇϽʽÿÀ.
_ DispatcherÀÇ nat Àü´Þ ¸Þ¼Òµå¸¦ »ç¿ëÇÏ¿© ¿ø°Ý ¼¹ö·Î ·Îµå ¹ë·±½ºÇÏ·Á¸é DispatcherÀÇ NAT/NAPT(nat Àü´Þ ¹æ¹ý)ÀÇ ³»¿ëÀ» ÂüÁ¶ÇϽʽÿÀ.
_ µ¿ÀÏÇÑ ½Ã½ºÅÛÀÇ ¿©·¯ ¼¹ö µð¸Õ¿¡ ÇÑ À¥ ÁÖ¼Ò¸¦ ·Îµå ¹ë·±½ºÇϵµ·Ï ÇÏ·Á¸é(°¢ µð¸ÕÀÌ °íÀ¯ Æ÷Æ®¸¦ ÀνÄ) DispatcherÀÇ NAT/NAPT(nat Àü´Þ ¹æ¹ý)ÀÇ ³»¿ëÀ» ÂüÁ¶ÇϽʽÿÀ.
_ Ŭ¶óÀÌ¾ðÆ® Åë½Å·®°ú ´Ù¸¥ ³×Æ®¿öÅ©¿¡ Dispatcher Åë½Å·®À» ¹èÄ¡ÇÏ·Á¸é(¿ÜºÎ ³×Æ®¿öÅ©ÀÇ È¸¼± °æÇÕÀ» ÁÙ¿© ¼º´ÉÀ» Çâ»ó½Ã۱â À§ÇØ) »ç¼³ ³×Æ®¿öÅ© ±¸¼º »ç¿ëÀÇ ³»¿ëÀ» ÂüÁ¶ÇϽʽÿÀ.
_ ¿©·¯ À¥ ÁÖ¼Ò¸¦ ´ÜÀÏ ±¸¼ºÀ¸·Î °áÇÕÇÏ·Á¸é ¿ÍÀϵå Ä«µå Ŭ·¯½ºÅ͸¦ »ç¿ëÇÏ¿© ¼¹ö ±¸¼º Á¶ÇÕÀÇ ³»¿ëÀ» ÂüÁ¶ÇϽʽÿÀ.
_ ¹ë·±½º ¹æÈº®À» ·ÎµåÇÏ·Á¸é ¿ÍÀϵå Ä«µå Ŭ·¯½ºÅ͸¦ »ç¿ëÇÏ¿© ¹æÈº® ·Îµå ¹ë·±½º ¼öÇàÀ» ÂüÁ¶ÇϽʽÿÀ.
_ ¸ðµç ¸ñÀûÁö Æ÷Æ®¿¡ ´ëÇØ Åë½Å·®À» ÁöÁ¤ÇÏ·Á¸é ¿ÍÀϵå Ä«µå Æ÷Æ®¸¦ »ç¿ëÇÏ¿© ±¸¼ºµÇ¾î ÀÖÁö ¾ÊÀº Æ÷Æ® Åë½Å·® ÁöÁ¤ÀÇ ³»¿ëÀ» ÂüÁ¶ÇϽʽÿÀ.
_ °¡´ÉÇÑ "¼ºñ½º °ÅºÎ" °ø°ÝÀ» ¹ß°ßÇÏ·Á¸é ¼ºñ½º °ÅºÎ ÁßÁö °¨ÁöÀÇ ³»¿ëÀ» ÂüÁ¶ÇϽʽÿÀ.
_ ¼¹ö Åë½Å·®À» ºÐ¼®ÇÏ·Á¸é ¼¹ö ÅëÁ¦¸¦ ºÐ¼®Çϱâ À§ÇØ 2Áø ·Î±× »ç¿ëÀ» ÂüÁ¶ÇϽʽÿÀ.
_ ¼¹ö°¡ ¿¬°á Ç¥½Ã ¶Ç´Â ÀÛµ¿ Áß´Ü Ç¥½ÃµÉ ¶§ °æº¸¸¦ »ý¼ºÇÏ·Á¸é ½ºÅ©¸³Æ®¸¦ »ç¿ëÇÏ¿© °æº¸³ª ·¹ÄÚµå ¼¹ö Àå¾Ö »ý¼ºÀÇ ³»¿ëÀ» ÂüÁ¶ÇϽʽÿÀ.
CBRÀº WebSphere Application ServerÀÇ Caching Proxy¿¡ ´ëÇÑ ·Îµå ¹ë·±½º¸¦ ÅëÇÕÇÏ¿© Ŭ¶óÀÌ¾ðÆ® ¿äûÀ» ÁöÁ¤µÈ HTTP ¶Ç´Â HTTPS(SSL) ¼¹ö¿¡ À§ÀÓÇÕ´Ï´Ù. CBRÀ» »ç¿ëÇÏ·Á¸é Caching Proxy¸¦ µ¿ÀÏÇÑ ¼¹ö¿¡ ¼³Ä¡ÇÏ°í ±¸¼ºÇØ¾ß ÇÕ´Ï´Ù. CBRÀ» »ç¿ëÇϱâ À§ÇØ Caching Proxy¸¦ ±¸¼ºÇÏ´Â ¹æ¹ý¿¡ °üÇÑ Á¤º¸´Â 1´Ü°è. CBRÀ» »ç¿ëÇϱâ À§ÇØ Caching Proxy ±¸¼ºÀÇ ³»¿ëÀ» ÂüÁ¶ÇϽʽÿÀ.
CBR ±¸¼º¿ä¼Ò(¶Ç´Â Dispatcher ±¸¼º¿ä¼ÒÀÇ cbr Àü´Þ ¸Þ¼Òµå)·Î, Ŭ¶óÀÌ¾ðÆ®¿¡ ´ÙÀ½°ú °°Àº ÀåÁ¡À» Á¦°øÇÒ ¼ö ÀÖ½À´Ï´Ù.
_ ¿©·¯ À¯ÇüÀÇ ÄÁÅÙÃ÷¿¡ ´ëÇÑ Å¬¶óÀÌ¾ðÆ® ¿äûÀ» ¼¹ö ¼¼Æ®¿¡ ·Îµå ¹ë·±½ºÇÕ´Ï´Ù. (´Ù¸¥ À¯ÇüÀÇ ÄÁÅÙÃ÷¿¡ ´ëÇÑ ¿äû ·Îµå ¹ë·±½º ÂüÁ¶).
_ À¥ ¼¹öÀÇ »çÀÌÆ® ÄÁÅÙÃ÷¸¦ ÃÖÀûÀ¸·Î ³ª´©¾î ÀÀ´ä ½Ã°£À» °³¼±ÇÕ´Ï´Ù. (´õ ³ªÀº ÀÀ´ä ½Ã°£À» À§ÇØ »çÀÌÆ®ÀÇ ÄÁÅÙÃ÷ ³ª´©±â ÂüÁ¶).
_ °¢ À¯ÇüÀÇ ÄÁÅÙÃ÷¿¡ ¿©·¯ ¼¹ö¸¦ ÁöÁ¤ÇÒ ¼ö ÀÖ¾î¼ ¼¹ö Àå¿¡ Áß¿¡ Ŭ¶óÀÌ¾ðÆ® Åë½Å·®ÀÌ ¹æÇعÞÁö ¾Ê½À´Ï´Ù. (À¥ ¼¹ö ÄÁÅÙÃ÷ÀÇ ¹é¾÷ Á¦°ø ÂüÁ¶).
³×Æ®¿öÅ©¿¡¼ ¿ÏÀüÈ÷ º¸¾ÈµÈ SSL Åë½Å·®(¼¹ö¸¦ ÅëÇÑ Å¬¶óÀ̾ðÆ®)À» ¿ä±¸ÇÒ °æ¿ì, CBR ±¸¼º¿ä¼Ò(Caching Proxy¿Í °áÇÕÇÏ¿©) »ç¿ëÀÇ ÀåÁ¡Àº Content Based RoutingÀ» ¼öÇàÇϱâ À§ÇØ SSL ¾ÏÈ£È/¾ÏÈ£ ÇØµ¶À» ó¸®ÇÒ ¼ö ÀÖ´Ù´Â °ÍÀÔ´Ï´Ù.
¿ÏÀüÈ÷ º¸¾ÈµÈ SSL Á¢¼ÓÀ» À§ÇØ SSL ID ¿¬°ü °ü°è·Î DispatcherÀÇ cbr Àü´ÞÀ» ±¸¼ºÇÒ ¼ö ÀÖ½À´Ï´Ù. Ŭ¶óÀÌ¾ðÆ® ¿äûÀÇ URL¿¡ ´ëÇØ ÁøÁ¤ÇÑ Content Based RoutingÀ» ¼öÇàÇϱâ À§ÇÑ ¾ÏÈ£È/¾ÏÈ£ ÇØµ¶À» ó¸®ÇÒ ¼ö ¾ø±â ¶§¹®ÀÔ´Ï´Ù.
HTTP Åë½Å·®ÀÇ °æ¿ì, DispatcherÀÇ cbr Àü´Þ ¸Þ¼Òµå »ç¿ëÀÇ ÀåÁ¡Àº Ŭ¶óÀÌ¾ðÆ® ¿äû¿¡ CBR ±¸¼º¿ä¼Òº¸´Ù ´õ ºü¸¥ ÀÀ´äÀ» Á¦°øÇÏ´Â °ÍÀÔ´Ï´Ù. ¶ÇÇÑ DispatcherÀÇ cbr Àü´ÞÀº Caching Proxy ¼³Ä¡ ¹× »ç¿ëÀ» ¿ä±¸ÇÏÁö ¾Ê½À´Ï´Ù.
_ Load Balancer°¡ »óÁÖÇÏ´Â ½Ã½ºÅÛÀÌ ¾Æ´Ñ ´Ù¸¥ ½Ã½ºÅÛ¿¡¼ Load Balancer ±¸¼ºÀ» ½ÇÇàÇÏ·Á¸é Load BalancerÀÇ ¿ø°Ý °ü¸®ÀÇ ³»¿ëÀ» ÂüÁ¶ÇϽʽÿÀ.
_ CBRÀº ·Îµå ¹ë·±½º ÁßÀÎ ¼¹ö¿Í µ¿ÀÏÇÑ ½Ã½ºÅÛ¿¡¼ ½ÇÇàÇÒ ¼ö ÀÖ½À´Ï´Ù. °áÇÕ ¹èÄ¡µÈ ¼¹ö »ç¿ë¿¡¼ ÀÚ¼¼ÇÑ Á¤º¸¸¦ ÂüÁ¶ÇϽʽÿÀ.
_ º¹¼ö Caching Proxy ÇÁ·Î¼¼½º¸¦ »ç¿ëÇÏ¿© CPU ÀÌ¿ëÀ» Çâ»ó½ÃŰ·Á¸é CPU ÀÌ¿ë Çâ»óÀ» À§ÇØ º¹¼ö Caching Proxy ÇÁ·Î¼¼½º »ç¿ëÀÇ ³»¿ëÀ» ÂüÁ¶ÇϽʽÿÀ.
SSL Åë½Å·®ÀÇ Content Based RoutingÀ» Çã¿ëÇÏ·Á¸é ´ÙÀ½°ú °°ÀÌ ¼öÇàÇϽʽÿÀ.
_ ¾çÂÊ¿¡¼ º¸¾È ¿¬°áÀ» »ç¿ëÇÏ·Á¸é(Ŭ¶óÀÌ¾ðÆ® ´ë ÇÁ·Ï½Ã ¹× ÇÁ·Ï½Ã ´ë ¼¹ö) ¿ÏÀü º¸¾È(SSL) ¿¬°áÀÇ ·Îµå ¹ë·±½ºÀÇ ³»¿ëÀ» ÂüÁ¶ÇϽʽÿÀ.
_ Ŭ¶óÀÌ¾ðÆ® ´ë ÇÁ·Ï½Ã ÂÊ¿¡¼¸¸ º¸¾È ¿¬°áÀ» »ç¿ëÇÏ·Á¸é SSLÀÇ Å¬¶óÀ̾ðÆ®-Åõ-ÇÁ·Ï½Ã ¹× HTTPÀÇ ÇÁ·Ï½Ã-Åõ-¼¹öÀÇ ·Îµå ¹ë·±½ºÀÇ ³»¿ëÀ» ÂüÁ¶ÇϽʽÿÀ.
_ ƯÁ¤ URL°ú ±× ¼ºñ½º ÀÀ¿ëÇÁ·Î±×·¥À» ±¸ºÐÇÏ·Á¸é ¼¹ö ÆÄƼ¼Ç: ¹°¸®Àû ¼¹ö¿¡ ±¸¼ºµÈ ³í¸® ¼¹ö(IP ÁÖ¼Ò)ÀÇ ³»¿ëÀ» ÂüÁ¶ÇϽʽÿÀ.
µ¿ÀÏÇÑ À¥ ÁÖ¼Ò¿¡ ´ëÇØ ¿©·¯ ¼¹ö ¼¼Æ®¿¡ Ŭ¶óÀÌ¾ðÆ®¸¦ ÁöÁ¤Çϱâ À§ÇØ CBR ±¸¼º¿¡ "±ÔÄ¢"À» Ãß°¡ÇÒ ¼ö ÀÖ½À´Ï´Ù. ÀÚ¼¼ÇÑ ³»¿ëÀº ±ÔÄ¢ ±â¹Ý ·Îµå ¹ë·±½º ±¸¼ºÀ» ÂüÁ¶ÇϽʽÿÀ.
_ ¿äûµÈ RULÀÇ ÄÁÅÙÃ÷¿¡ ±âÃÊÇÏ¿© ¿©·¯ ¼¹ö ¼¼Æ®¿¡ Ŭ¶óÀÌ¾ðÆ®¸¦ ÁöÁ¤ÇÏ·Á¸é ¿äû ³»¿ë¿¡ µû¶ó ±ÔÄ¢ »ç¿ëÀÇ ³»¿ëÀ» ÂüÁ¶ÇϽʽÿÀ
_ Ŭ¶óÀÌ¾ðÆ® ¼Ò½º IP ÁÖ¼Ò¿¡ ±âÃÊÇÏ¿© ¿©·¯ ¼¹ö ¼¼Æ®¿¡ Ŭ¶óÀÌ¾ðÆ®¸¦ ÁöÁ¤ÇÏ·Á¸é Ŭ¶óÀÌ¾ðÆ® IP ÁÖ¼Ò¿¡ µû¶ó ±ÔÄ¢ »ç¿ëÀÇ ³»¿ëÀ» ÂüÁ¶ÇϽʽÿÀ.
_ ½Ã°£¿¡ ±âÃÊÇÏ¿© ¿©·¯ ¼¹ö ¼¼Æ®¿¡ Ŭ¶óÀÌ¾ðÆ®¸¦ ÁöÁ¤ÇÏ·Á¸é ½Ã°£¿¡ µû¶ó ±ÔÄ¢ »ç¿ëÀÇ ³»¿ëÀ» ÂüÁ¶ÇϽʽÿÀ
_ »çÀÌÆ® Åë½Å·®¿¡ ±âÃÊÇÏ¿© ¿©·¯ ¼¹ö ¼¼Æ®¿¡ Ŭ¶óÀÌ¾ðÆ®¸¦ ÁöÁ¤ÇÏ·Á¸é ´ÙÀ½À» ÂüÁ¶ÇϽʽÿÀ.
ÃÊ´ç Á¢¼ÓÀ» »ç¿ëÇÒ °æ¿ì, ÃÊ´ç ¿¬°á¿¡ µû¶ó ±ÔÄ¢ »ç¿ëÀÇ ³»¿ëÀ» ÂüÁ¶ÇϽʽÿÀ.
Ȱ¼º ¿¬°á ÃѰ踦 »ç¿ëÇÒ °æ¿ì, ÃÑ È°¼º ¿¬°á¿¡ µû¶ó ±ÔÄ¢ »ç¿ëÀÇ ³»¿ëÀ» ÂüÁ¶ÇϽʽÿÀ.
_ ¿À¹öÇ÷οì Åë½Å·®À» ±âº» ¼¹ö ¼¼Æ®(¿¹: "»çÀÌÆ® »ç¿ë Áß"À¸·Î ÀÀ´äÇÒ ¼¹ö)¿¡ ÁöÁ¤ÇÏ·Á¸é Ç×»ó ÂüÀÎ ±ÔÄ¢ »ç¿ëÀÇ ³»¿ëÀ» ÂüÁ¶ÇϽʽÿÀ.
_ Ŭ¶óÀÌ¾ðÆ®°¡ ¿À¹öÇÃ·Î¿ì ¼¹ö¿¡ "°áÇÕ"ÇÏÁö ¾Êµµ·Ï Çϱâ À§ÇØ Å¬¶óÀÌ¾ðÆ® ¿¬°ü °ü°è¸¦ µ¤¾î¾²·Á¸é Æ÷Æ® ¿¬°ü °ü°è ¹«½ÃÀÇ ³»¿ëÀ» ÂüÁ¶ÇϽʽÿÀ.
_ Ŭ¶óÀÌ¾ðÆ®°¡ ¿©·¯ ¿¬°á¿¡ ´ëÇØ µ¿ÀÏÇÑ ¼¹ö·Î ¸®ÅÏÇϵµ·Ï ÇÏ·Á¸é Load Balancer¿¡ ´ëÇÑ ¿¬°ü °ü°è ±â´É »ç¿ë¹ýÀÇ ³»¿ëÀ» ÂüÁ¶ÇϽʽÿÀ.
_ Ŭ¶óÀÌ¾ðÆ® Åë½Å·®À» ¹æÇØÇÏÁö ¾Ê°í ±¸¼º¿¡¼ ¼¹ö¸¦ Á¦°ÅÇÏ·Á¸é(¿¹: À¯Áöº¸¼ö ¸ñÀûÀ¸·Î) ¼¹ö ¿¬°á ó¸® ÀÛ¾÷ÁßÁöÀÇ ³»¿ëÀ» ÂüÁ¶ÇϽʽÿÀ.
_ À¥ ¼¹ö°¡ ÀÛ¼ºÇÑ ÄíŰ¿¡ ÀÇÇÏÁö ¾Ê°í ¿©·¯ Á¢¼Ó¿¡¼ ºñ½ÁÇÑ ÄÁÅÙÃ÷¸¦ ¿äûÇÒ °æ¿ì, µ¿ÀÏÇÑ ¼¹ö·Î Ŭ¶óÀÌ¾ðÆ®°¡ ¸®ÅÏÇϵµ·Ï ÇÏ·Á¸é Ȱ¼º ÄíŰ ¿¬°ü °ü°èÀÇ ³»¿ëÀ» ÂüÁ¶ÇϽʽÿÀ.
_ À¥ ¼¹ö°¡ ÀÛ¼ºÇÑ Äí۸¦ »ç¿ëÇÏ¿© ¿©·¯ Á¢¼Ó¿¡¼ ºñ½ÁÇÑ ÄÁÅÙÃ÷¸¦ ¿äûÇÒ °æ¿ì, µ¿ÀÏÇÑ ¼¹ö·Î Ŭ¶óÀÌ¾ðÆ®°¡ ¸®ÅÏÇϵµ·Ï ÇÏ·Á¸é ¼öµ¿ ÄíŰ ¿¬°ü °ü°èÀÇ ³»¿ëÀ» ÂüÁ¶ÇϽʽÿÀ.
_ °¢ ¼¹ö¿¡ °íÀ¯ÇÑ ÄÁÅÙÃ÷°¡ ij½ÃµÇµµ·Ï ÇÏ´Â Caching Proxy ¼¹ö¿¡ À¥ Åë½Å·®À» ·Îµå ¹ë·±½ºÇÏ·Á¸é(µû¶ó¼ ¿©·¯ ½Ã½ºÅÛ¿¡¼ Áߺ¹µÇ´Â ÄÁÅÙÃ÷ ij½Ã¸¦ Á¦°ÅÇÏ¿© »çÀÌÆ®ÀÇ Ä³½Ã Å©±â°¡ Áõ°¡) URI ¿¬°ü °ü°èÀÇ ³»¿ëÀ» ÂüÁ¶ÇϽʽÿÀ.
_ CBRÀÌ ÀÖ´Â 2 Ƽ¾î ±¸¼º¿¡¼ Dispatcher¸¦ »ç¿ëÇÏ¿© ³×Æ®¿öÅ©ÀÇ ´ÜÀÏ ÁöÁ¡ÀÇ Àå¾Ö Á¦ÇÑ»çÇ×À» Á¦°ÅÇÏ·Á¸é °í°¡¿ë¼º Á¤º¸ÀÇ ³»¿ëÀ» ÂüÁ¶ÇϽʽÿÀ.
_ ¼¹ö Åë½Å·®À» ºÐ¼®ÇÏ·Á¸é ¼¹ö ÅëÁ¦¸¦ ºÐ¼®Çϱâ À§ÇØ 2Áø ·Î±× »ç¿ëÀ» ÂüÁ¶ÇϽʽÿÀ.
_ ¼¹ö°¡ ¿¬°á Ç¥½Ã ¶Ç´Â ÀÛµ¿ Áß´Ü Ç¥½ÃµÉ ¶§ °æº¸¸¦ »ý¼ºÇÏ·Á¸é ½ºÅ©¸³Æ®¸¦ »ç¿ëÇÏ¿© °æº¸³ª ·¹ÄÚµå ¼¹ö Àå¾Ö »ý¼ºÀÇ ³»¿ëÀ» ÂüÁ¶ÇϽʽÿÀ.
Site Selector´Â ¼¹ö ±×·ì¿¡ °ÉÃÄ À̸§ ¼ºñ½º ¿äûÀ» ·Îµå ¹ë·±½ºÇÕ´Ï´Ù.
_ Load Balancer°¡ »óÁÖÇÏ´Â ½Ã½ºÅÛÀÌ ¾Æ´Ñ ´Ù¸¥ ½Ã½ºÅÛ¿¡¼ Load Balancer ±¸¼ºÀ» ½ÇÇàÇÏ·Á¸é Load BalancerÀÇ ¿ø°Ý °ü¸®ÀÇ ³»¿ëÀ» ÂüÁ¶ÇϽʽÿÀ.
_ Site Selector´Â Ãß°¡ ±¸¼º ´Ü°è¾øÀÌ ·Îµå ¹ë·±½ºÇÏ´Â ¼¹ö¿Í µ¿ÀÏÇÑ ½Ã½ºÅÛ¿¡¼ ½ÇÇàµÉ ¼ö ÀÖ½À´Ï´Ù.
_ °í°¡¿ë¼ºÀº »óÀ§ À̸§ ¼¹ö°¡ Á¦´ë·Î ±¸¼ºµÇ¾î ÀÖ°í Á¤»ó DNS º¹±¸ ¹æ¹ýÀÌ ÀûÀýÇÏ´Ù´Â °¡Á¤ ÇÏ¿¡, ¿©·¯ Áߺ¹ Site Selector¸¦ »ç¿ëÇÏ¿© DNS(Domain Name System) ¹æ¹ýÀ» ÅëÇØ º»·¡ºÎÅÍ »ç¿ë °¡´ÉÇÕ´Ï´Ù. Á¤»ó DNS º¹±¸ ¹æ¹ýÀÇ ¿¹´Â Á¶È¸ÀÇ ÀçÀü¼Û ¹× ¿µ¿ª Àü¼ÛÀÇ Àç½ÃµµÀÔ´Ï´Ù.
_ Site Selector°¡ ÀÖ´Â 2 Ƽ¾î ±¸¼º¿¡¼ Dispatcher¸¦ »ç¿ëÇÏ¿© ³×Æ®¿öÅ©ÀÇ ´ÜÀÏ ÁöÁ¡ÀÇ Àå¾Ö Á¦ÇÑ»çÇ×À» Á¦°ÅÇÏ·Á¸é °í°¡¿ë¼º Á¤º¸ÀÇ ³»¿ëÀ» ÂüÁ¶ÇϽʽÿÀ.
_ Ŭ¶óÀÌ¾ðÆ®°¡ ¿©·¯ À̸§ ¼¹ö¿¡ ´ëÇØ µ¿ÀÏÇÑ ¼¹ö¸¦ »ç¿ëÇϵµ·Ï ÇÏ·Á¸é Load Balancer¿¡ ´ëÇÑ ¿¬°ü °ü°è ±â´É »ç¿ë¹ýÀÇ ³»¿ëÀ» ÂüÁ¶ÇϽʽÿÀ.
_ TTL(Time To Live) ¼³Á¤ÀÇ Ç¥ÁØ DNS ¹æ¹ýÀ» »ç¿ëÇÏ¿© Ŭ¶óÀÌ¾ðÆ® ´ë ¼¹ö ¿¬°ü °ü°è¸¦ º¸ÀåÇÏ·Á¸é TTL °í·Á»çÇ×ÀÇ ³»¿ëÀ» ÂüÁ¶ÇϽʽÿÀ.
µµ¸ÞÀÎ À̸§ ºÐ¼®À» À§ÇØ ¿©·¯ ¼¹ö ¼¼Æ®¿¡ Ŭ¶óÀÌ¾ðÆ® ¿äûÀ» ÁöÁ¤ÇÏ·Á¸é Site Selector ±¸¼º¿¡ "±ÔÄ¢"À» Ãß°¡ÇØ¾ß ÇÕ´Ï´Ù. ÀÚ¼¼ÇÑ ³»¿ëÀº ±ÔÄ¢ ±â¹Ý ·Îµå ¹ë·±½º ±¸¼ºÀ» ÂüÁ¶ÇϽʽÿÀ.
_ Ŭ¶óÀÌ¾ðÆ® ¼Ò½º IP ÁÖ¼Ò¿¡ ±âÃÊÇÏ¿© ¿©·¯ ¼¹ö ¼¼Æ®¿¡ Ŭ¶óÀÌ¾ðÆ®¸¦ ÁöÁ¤ÇÏ·Á¸é Ŭ¶óÀÌ¾ðÆ® IP ÁÖ¼Ò¿¡ µû¶ó ±ÔÄ¢ »ç¿ëÀÇ ³»¿ëÀ» ÂüÁ¶ÇϽʽÿÀ.
_ ½Ã°£¿¡ ±âÃÊÇÏ¿© ¿©·¯ ¼¹ö ¼¼Æ®¿¡ Ŭ¶óÀÌ¾ðÆ®¸¦ ÁöÁ¤ÇÏ·Á¸é ½Ã°£¿¡ µû¶ó ±ÔÄ¢ »ç¿ëÀÇ ³»¿ëÀ» ÂüÁ¶ÇϽʽÿÀ
_ ¼¹ö ¼¼Æ®ÀÇ ¸ÞÆ®¸¯ ·Îµå °ª¿¡ ±âÃÊÇÏ¿© ¿©·¯ ¼¹ö ¼¼Æ®¿¡ Ŭ¶óÀÌ¾ðÆ®¸¦ ÁöÁ¤ÇÏ·Á¸é ´ÙÀ½À» ÂüÁ¶ÇϽʽÿÀ.
_ ¿À¹öÇ÷οì Åë½Å·®À» ±âº» ¼¹ö ¼¼Æ®(¿¹: "»çÀÌÆ® »ç¿ë Áß"À¸·Î ÀÀ´äÇÒ ¼¹ö)¿¡ ÁöÁ¤ÇÏ·Á¸é Ç×»ó ÂüÀÎ ±ÔÄ¢ »ç¿ëÀÇ ³»¿ëÀ» ÂüÁ¶ÇϽʽÿÀ.
Site Selector´Â LAN(Local Area Network) ¶Ç´Â WAN(Wide Area Network)¿¡¼ ½ÇÇàµÉ ¼ö ÀÖ½À´Ï´Ù.
WAN ȯ°æ¿¡¼:
_ °¡ÁßÄ¡°¡ ÀÖ´Â ¹«¼øÀ§ ¼±Åà ¹æ¹ýÀ» »ç¿ëÇÏ¿© Ŭ¶óÀÌ¾ðÆ® À̸§ ¼¹ö ¿äûÀ» ·Îµå ¹ë·±½ºÇÏ·Á¸é Ãß°¡ ±¸¼º ´Ü°è°¡ ÇÊ¿äÇÏÁö ¾Ê½À´Ï´Ù.
_ ¿äûµÈ ÀÀ¿ëÇÁ·Î±×·¥(´ë»ó ¼¹ö)À» Á¦°øÇÏ´Â ¼¹ö¿¡ ´ëÇÑ Å¬¶óÀÌ¾ðÆ® À̸§ ¼¹öÀÇ ³×Æ®¿öÅ© ±ÙÁ¢¼ºÀ» °í·ÁÇÏ·Á¸é ³×Æ®¿öÅ© ±ÙÁ¢ ±â´É »ç¿ëÀÇ ³»¿ëÀ» ÂüÁ¶ÇϽʽÿÀ.
_ ¼¹ö°¡ ¿¬°á Ç¥½Ã ¶Ç´Â ÀÛµ¿ Áß´Ü Ç¥½ÃµÉ ¶§ °æº¸¸¦ »ý¼ºÇÏ·Á¸é ½ºÅ©¸³Æ®¸¦ »ç¿ëÇÏ¿© °æº¸³ª ·¹ÄÚµå ¼¹ö Àå¾Ö »ý¼ºÀÇ ³»¿ëÀ» ÂüÁ¶ÇϽʽÿÀ.
Cisco CSS ControllerÀÇ Å« ÀÀ¿ëÇÁ·Î±×·¥ ¹× ½Ã½ºÅÛ ÀνĿ¡ ´ëÇÑ Cisco switchÀÇ ¼¹ö ·Îµå ¹ë·±½º ¼º´ÉÀÌ Çâ»óµÇ¾ú½À´Ï´Ù. Á¦¾î±â´Â ´õ ¸¹Àº ÀÀ¿ëÇÁ·Î±×·¥ °¨µµ ¹× ½Ã½ºÅÛ °¨µµ ¸ÞÆ®¸¯À» »ç¿ëÇÏ¿© ¼¹ö °¡ÁßÄ¡¸¦ µ¿ÀûÀ¸·Î °è»êÇÕ´Ï´Ù. SNMP¸¦ »ç¿ëÇÏ¿© ½ºÀ§Ä¡¿¡ °¡ÁßÄ¡°¡ Á¦°øµË´Ï´Ù. ½ºÀ§Ä¡´Â Ŭ¶óÀÌ¾ðÆ® ¿äûÀ» ó¸®ÇÒ ¶§ °¡ÁßÄ¡¸¦ »ç¿ëÇÏ¿© ¼¹ö ·Îµå¸¦ ÃÖÀûÈÇÏ°í °áÇÔ Çã¿ëÀ» °³¼±ÇÕ´Ï´Ù.
¿©·¯ ¼¹ö¿¡ °ÉÄ£ ·Îµå ¹ë·±½º¸¦ ÃÖÀûÈÇϰí "¿Ã¹Ù¸¥" ¼¹ö°¡ ¼±Åõǵµ·Ï º¸ÀåÇÏ·Á¸é ´ÙÀ½À» ÂüÁ¶ÇϽʽÿÀ.
_ Load Balancer°¡ »óÁÖÇÏ´Â ½Ã½ºÅÛÀÌ ¾Æ´Ñ ´Ù¸¥ ½Ã½ºÅÛ¿¡¼ Load Balancer ±¸¼ºÀ» ½ÇÇàÇÏ·Á¸é Load BalancerÀÇ ¿ø°Ý °ü¸®ÀÇ ³»¿ëÀ» ÂüÁ¶ÇϽʽÿÀ.
_ Cisco CSS Controller´Â Ãß°¡ ±¸¼º ´Ü°è¾øÀÌ ·Îµå ¹ë·±½ºÇÏ´Â ¼¹ö¿Í µ¿ÀÏÇÑ ½Ã½ºÅÛ¿¡¼ ½ÇÇàµÉ ¼ö ÀÖ½À´Ï´Ù.
_ ³×Æ®¿öÅ©¿¡¼ ´ÜÀÏ ÁöÁ¡ÀÇ Àå¾Ö Á¦ÇÑ»çÇ×À» Á¦°ÅÇÏ·Á¸é Cisco CSS Switch ¹× Cisco CSS Controller¿¡ °í°¡¿ë¼º ¼º´ÉÀÌ ÀÖ¾î¾ß ÇÕ´Ï´Ù. ½ºÀ§Ä¡ÀÇ °æ¿ì, CSS Áߺ¹ ÇÁ·ÎÅäÄÝÀ» »ç¿ëÇÏ¿© °í°¡¿ë¼º ¼º´ÉÀÌ °¡´ÉÇÕ´Ï´Ù. Cisco CSS ControllerÀÇ °æ¿ì, µÎ Á¦¾î±âÀÇ Ç×»ó ´ë±â ±¸¼ºÀÌ °¡´ÉÇÑ µ¶Á¡ ÇÁ·ÎÅäÄÝÀÌ »ç¿ëµË´Ï´Ù.
°í°¡¿ë¼º ±¸¼º¿¡ ´ëÇÑ ÀÚ¼¼ÇÑ Á¤º¸´Â °í°¡¿ë¼ºÀ» ÂüÁ¶ÇϽʽÿÀ.
_ ¼¹ö Åë½Å·®À» ºÐ¼®ÇÏ·Á¸é ¼¹ö ÅëÁ¦¸¦ ºÐ¼®Çϱâ À§ÇØ 2Áø ·Î±× »ç¿ëÀ» ÂüÁ¶ÇϽʽÿÀ.
_ ¼¹ö°¡ ¿¬°á Ç¥½Ã ¶Ç´Â ÀÛµ¿ ÁßÁö Ç¥½ÃµÉ ¶§ °æº¸¸¦ »ý¼ºÇÏ·Á¸é ½ºÅ©¸³Æ®¸¦ »ç¿ëÇÏ¿© °æº¸³ª ·¹ÄÚµå ¼¹ö Àå¾Ö »ý¼ºÀÇ ³»¿ëÀ» ÂüÁ¶ÇϽʽÿÀ.
Nortel Alteon ControllerÀÇ Å« ÀÀ¿ëÇÁ·Î±×·¥ ¹× ½Ã½ºÅÛ ÀνĿ¡ ´ëÇÑ Nortel switchÀÇ ¼¹ö ·Îµå ¹ë·±½º ¼º´ÉÀÌ Çâ»óµÇ¾ú½À´Ï´Ù. Á¦¾î±â´Â ´õ ¸¹Àº ÀÀ¿ëÇÁ·Î±×·¥ °¨µµ ¹× ½Ã½ºÅÛ °¨µµ ¸ÞÆ®¸¯À» »ç¿ëÇÏ¿© ¼¹ö °¡ÁßÄ¡¸¦ µ¿ÀûÀ¸·Î °è»êÇÕ´Ï´Ù. °¡ÁßÄ¡´Â SNMP¸¦ »ç¿ëÇÏ´Â ½ºÀ§Ä¡¿¡ Á¦°øµË´Ï´Ù. ½ºÀ§Ä¡´Â Ŭ¶óÀÌ¾ðÆ® ¿äûÀ» ó¸®ÇÒ ¶§ °¡ÁßÄ¡¸¦ »ç¿ëÇÏ¿© ¼¹ö ·Îµå¸¦ ÃÖÀûÈÇÏ°í °áÇÔ Çã¿ëÀ» °³¼±ÇÕ´Ï´Ù.
¿©·¯ ¼¹ö¿¡ °ÉÄ£ ·Îµå ¹ë·±½º¸¦ ÃÖÀûÈÇϰí "¿Ã¹Ù¸¥" ¼¹ö°¡ ¼±Åõǵµ·Ï º¸ÀåÇÏ·Á¸é ´ÙÀ½À» ÂüÁ¶ÇϽʽÿÀ.
_ Load Balancer°¡ »óÁÖÇÏ´Â ½Ã½ºÅÛÀÌ ¾Æ´Ñ ´Ù¸¥ ½Ã½ºÅÛ¿¡¼ Load Balancer ±¸¼ºÀ» ½ÇÇàÇÏ·Á¸é Load BalancerÀÇ ¿ø°Ý °ü¸®ÀÇ ³»¿ëÀ» ÂüÁ¶ÇϽʽÿÀ.
_ Nortel Alteon Controller´Â Ãß°¡ ±¸¼º ´Ü°è¾øÀÌ ·Îµå ¹ë·±½ºÇÏ´Â ¼¹ö¿Í µ¿ÀÏÇÑ ½Ã½ºÅÛ¿¡¼ ½ÇÇàµÉ ¼ö ÀÖ½À´Ï´Ù.
_ ³×Æ®¿öÅ©¿¡¼ ´ÜÀÏ ÁöÁ¡ Àå¾Ö Á¦ÇÑ»çÇ×À» Á¦°ÅÇÏ·Á¸é Nortel Alteon Web Switch ¹× Nortel Alteon Controller¿¡ °í°¡¿ë¼º ¼º´ÉÀÌ ÀÖ¾î¾ß ÇÕ´Ï´Ù. ½ºÀ§Ä¡ÀÇ °æ¿ì, ¼¹ö¿¡ ´ëÇÑ ¿¬°á ¶Ç´Â ¼ºñ½º¿¡ ´ëÇØ Áߺ¹ ÇÁ·ÎÅäÄÝÀ» »ç¿ëÇÏ¿© °í°¡¿ë¼º ¼º´ÉÀÌ °¡´ÉÇÕ´Ï´Ù. Nortel Alteon Á¦¾î±â´Â µÎ Á¦¾î±âÀÇ ±ä±Þ ´ë±â ±¸¼ºÀÌ °¡´ÉÇÑ ºñÀ² ÇÁ·ÎÅäÄÝÀ» »ç¿ëÇÏ¿© °í°¡¿ë¼ºÀ» Á¦°øÇÕ´Ï´Ù.
°í°¡¿ë¼º ±¸¼º¿¡ ´ëÇÑ ÀÚ¼¼ÇÑ Á¤º¸´Â °í°¡¿ë¼ºÀ» ÂüÁ¶ÇϽʽÿÀ.
_ ¼¹ö Åë½Å·®À» ºÐ¼®ÇÏ·Á¸é ¼¹ö ÅëÁ¦¸¦ ºÐ¼®Çϱâ À§ÇØ 2Áø ·Î±× »ç¿ëÀ» ÂüÁ¶ÇϽʽÿÀ.
_ ¼¹ö°¡ ¿¬°á Ç¥½Ã ¶Ç´Â ÀÛµ¿ ÁßÁö Ç¥½ÃµÉ ¶§ °æº¸¸¦ »ý¼ºÇÏ·Á¸é ½ºÅ©¸³Æ®¸¦ »ç¿ëÇÏ¿© °æº¸³ª ·¹ÄÚµå ¼¹ö Àå¾Ö »ý¼ºÀÇ ³»¿ëÀ» ÂüÁ¶ÇϽʽÿÀ.
ÀÌ Àå¿¡¼´Â AIX(R), Linux, Solaris ¹× Windows(R) 2000¿¡ Load Balancer¸¦ ¼³Ä¡ÇÏ´Â ¹æ¹ý°ú Çϵå¿þ¾î ¹× ¼ÒÇÁÆ®¿þ¾î ¿ä±¸»çÇ×À» ¼³¸íÇÕ´Ï´Ù. ½Ã½ºÅÛ ÆÐŰ¡ µµ±¸¸¦ »ç¿ëÇÑ Load Balancer ¼³Ä¡ ¸í·É¿¡ ´ëÇØ¼´Â, ´ÙÀ½¿¡¼ ½ÃÀÛÇÏ´Â ¸í·ÉÀ» µû¸£½Ê½Ã¿À.
Á¦Ç° ¼³Ä¡ ÇÁ·Î±×·¥À» »ç¿ëÇÑ ¼³Ä¡ ¸í·É¿¡ ´ëÇØ¼´Â, Edge ±¸¼º¿ä¼Ò °³³ä, °èȹ ¹× ¼³Ä¡ ¹®¼¸¦ ÂüÁ¶ÇϽʽÿÀ.
ÁÖ:
Load Balancer ½Ã½ºÅÛ¿¡ À§Ä¡ÇÑ ÀϺΠÀÀ¿ëÇÁ·Î±×·¥ÀÌ ´Ù¸¥ Java ¹öÀüÀ» ¿ä±¸ÇÒ ¼öµµ ÀÖÀ¸¹Ç·Î, ¾÷±×·¹ÀÌµå ½Ã ¿Ã¹Ù¸¥ Java ¹öÀüÀ» ¼³Ä¡ÇØ¾ß ÇÕ´Ï´Ù. ¿©·¯ ¹öÀüÀÇ Java°¡ ¼³Ä¡µÇ¾î ÀÖ´Â °æ¿ì Load Balancer ±¸¼º¿ä¼Ò°¡ Á¤È®ÇÑ Java ¹öÀüÀ» »ç¿ëÇϵµ·Ï ´ÙÀ½À» ¼öÇàÇϽʽÿÀ.
¾÷±×·¹À̵åÇÏ´Â Load BalancerÀÇ °¢ ±¸¼º¿ä¼Ò¿¡ ÇØ´çÇÏ´Â ½ºÅ©¸³Æ® ÆÄÀÏÀ» ÆíÁýÇϽʽÿÀ. °¢ ±¸¼º¿ä¼Ò¿¡ ´ëÇÑ ½ºÅ©¸³Æ® ÆÄÀÏÀº ´ÙÀ½°ú °°½À´Ï´Ù.
¿¹¸¦ µé¾î, Windows 2000¿¡¼ Java 1.3ÀÌ C:\Program Files\IBM\Java13\jre\bin¿¡ ¼³Ä¡µÇ¾î ÀÖ´Â °æ¿ì ½ºÅ©¸³Æ® ÆÄÀÏÀ» ´ÙÀ½°ú °°ÀÌ º¯°æÇϽʽÿÀ.
IBM AIX 4.3.3.10 + apars(Java 1.3 Áö¿ø¿ë). Çʼö AIX apars ¸ñ·ÏÀº IBM AIX Developer Kit¿ë README¸¦ ÂüÁ¶ÇϽʽÿÀ. 32 ºñÆ® ¸ðµå·Î¸¸ Áö¿øµË´Ï´Ù.
Áö¿øµÇ´Â Java ¹öÀüÀÌ WebSphere Application Server Edge Components CD¿¡ Á¦°øµË´Ï´Ù.
Ç¥ 1¿¡´Â Load Balancer¿ë installp À̹ÌÁö°¡ ³ª¿µÇ¾î ÀÖ½À´Ï´Ù.
°ü¸®(¸Þ½ÃÁö) | ibmlb.admin.rte ibmlb.msg.<language>.admin |
񃧯 | ibmlb.base.rte |
ÀåÄ¡ µå¶óÀ̹ö | ibmlb.lb.driver |
¶óÀ̼¾½º | ibmlb.lb.license |
Load Balancer ±¸¼º¿ä¼Ò(¸Þ½ÃÁö) | ibmlb.<component>.rte ibmlb.msg.<language>.lb |
¹®¼(¸Þ½ÃÁö) | ibmlb.doc.rte ibmlb.msg.<language>.doc |
Metric Server | ibmlb.ms.rte |
¿©±â¼ <±¸¼º¿ä¼Ò>´Â disp(Dispatcher), cbr(CBR), ss(Site Selector), cco(Cisco CSS Controller) ¶Ç´Â nal(Nortel Alteon Controller)ÀÔ´Ï´Ù. ¼³Ä¡ÇϰíÀÚ ÇÏ´Â ±¸¼º¿ä¼Ò¸¦ ¼±ÅÃÀûÀ¸·Î ¼±ÅÃÇϽʽÿÀ.
¿©±â¼ <language>´Â ´ÙÀ½ Áß ÇϳªÀÔ´Ï´Ù.
ÀÌ¹Ì ÀÌÀü ¹öÀüÀÌ ¼³Ä¡µÇ¾î ÀÖÀ¸¸é, ÇöÀç ¹öÀüÀ» ¼³Ä¡Çϱâ Àü¿¡ ÀÌÀü ¹öÀüÀÇ ¼³Ä¡¸¦ Á¦°ÅÇØ¾ß ÇÕ´Ï´Ù.
¸ÕÀú ¸ðµç ½ÇÇà ÇÁ·Î±×·¥°ú ¸ðµç ¼¹ö°¡ Á¤ÁöµÇ¾ú´ÂÁö È®ÀÎÇϽʽÿÀ. ±×·± ´ÙÀ½, Àüü Á¦Ç°À» ¼³Ä¡ Á¦°ÅÇÏ·Á¸é installp -u ibmlb(¶Ç´Â ÀÌÀü À̸§(¿¹: "ibmnd"))¸¦ ÀÔ·ÂÇϽʽÿÀ. ƯÁ¤ ÆÄÀÏ ¼¼Æ®¸¦ ¼³Ä¡ Á¦°ÅÇÏ·Á¸é, ÆÐŰÁö À̸§À» ÁöÁ¤ÇÏÁö ¸»°í ¸íÈ®ÇÏ°Ô ÇØ´ç ÆÄÀÏ ¼¼Æ®¸¦ ³ª¿ÇϽʽÿÀ.
Á¦Ç°À» ¼³Ä¡ÇÒ ¶§, ´ÙÀ½ Áß¿¡ Çϳª ¶Ç´Â ¸ðµÎ¸¦ ¼³Ä¡Çϱâ À§ÇÑ ¿É¼ÇÀÌ Á¦°øµË´Ï´Ù.
AIX¿ë Load Balancer¸¦ ¼³Ä¡ÇÏ·Á¸é ´ÙÀ½ ´Ü°è¸¦ ¼öÇàÇϽʽÿÀ.
SMIT »ç¿ë:
¸í·ÉÀÌ ¿Ï·áµÇ¸é, ¿Ï·á¸¦ ´©¸¥ ÈÄ Á¾·á ¸Þ´º¿¡¼ Smit Á¾·á¸¦ ¼±ÅÃÇϰųª F12¸¦ ´©¸£½Ê½Ã¿À. SMITTY¸¦ »ç¿ë ÁßÀ̸é, F10À» ´·¯ ÇÁ·Î±×·¥À» Á¾·áÇϽʽÿÀ.
¸í·ÉÇà »ç¿ë:
CD¿¡¼ ¼³Ä¡ÇÒ °æ¿ì, CD¸¦ ¸¶¿îÆ®ÇÏ·Á¸é ´ÙÀ½ ¸í·ÉÀ» ÀÔ·ÂÇØ¾ß ÇÕ´Ï´Ù.
mkdir /cdrom mount -v cdrfs -p -r /dev/cd0 /cdrom
ÇÊ¿äÇÑ AIX¿ë Load Balancer ÆÐŰÁö¸¦ ¼³Ä¡Çϱâ À§ÇØ ÀÔ·ÂÇÒ ¸í·ÉÀ»
ÆÇº°ÇÏ·Á¸é ´ÙÀ½ Å×À̺íÀ» ÂüÁ¶ÇϽʽÿÀ.
°ü¸®(¸Þ½ÃÁö) | installp -acXgd device ibmlb.admin.rte ibmlb.msg.<language>.admin |
񃧯 | installp -acXgd device ibmlb.base.rte |
ÀåÄ¡ µå¶óÀ̹ö | installp -acXgd device ibmlb.lb.driver |
¶óÀ̼¾½º | installp -acXgd device ibmlb.lb.license |
Load Balancer ±¸¼º¿ä¼Ò(¸Þ½ÃÁö). Dispatcher, CBR, Site Selector, Cisco CSS Controller ¹× Nortel Alteon Controller°¡ Æ÷ÇԵ˴ϴÙ. | installp -acXgd device ibmlb.<component>.rte ibmlb.msg.<language>.lb |
¹®¼(¸Þ½ÃÁö) | installp -acXgd device ibmlb.doc.rte ibmlb.msg.<language>.lb |
Metric Server | installp -acXgd device ibmlb.ms.rte |
¿©±â¼ device´Â ´ÙÀ½°ú °°½À´Ï´Ù.
¿ä¾àÀÇ °á°ú ¿¿¡ ¼³Ä¡ÇÒ Load BalancerÀÇ °¢ ÆÄÆ®¸¶´Ù SUCCESS°¡ Ç¥½ÃµÇ¾î ÀÖ´ÂÁö È®ÀÎÇϽʽÿÀ(APPLYing). ¼³Ä¡ÇÒ ¸ðµç ÆÄÆ®°¡ Àû¿ëµÉ ¶§±îÁö ÁøÇàÇÏÁö ¸¶½Ê½Ã¿À.
installp -ld device
¿©±â¼ device´Â ´ÙÀ½°ú °°½À´Ï´Ù.
CD¸¦ ¸¶¿îÆ® ÇØÁ¦ÇÏ·Á¸é, ´ÙÀ½À» ÀÔ·ÂÇϽʽÿÀ.
unmount /cdrom
lslpp -h | grep ibmlb
Àüü Á¦Ç°ÀÌ ¼³Ä¡µÇ°í ³ª¸é ÀÌ ¸í·ÉÀº ´ÙÀ½À» Ç¥½ÃÇÕ´Ï´Ù.
ibmlb.admin.rte ibmlb.base.rte ibmlb.doc.rte ibmlb.ms.rte ibmlb.msg.<language>.admin.rte ibmlb.msg.<language>.doc ibmlb.msg.<language>.lb.rte ibmlb.lb.driver ibmlb.lb.license ibmlb.<component>.rte
Load Balancer ¼³Ä¡ °æ·Î´Â ´ÙÀ½°ú °°½À´Ï´Ù.
RMI(Remote Method Invocation)¸¦ »ç¿ëÇÏ¿© Load Balancer¸¦ ¿ø°ÝÀ¸·Î °ü¸®ÇÏ·Á¸é Ŭ¶óÀÌ¾ðÆ®¿¡ °ü¸®, ±âº», ±¸¼º¿ä¼Ò ¹× ¶óÀ̼¾½º ÆÐŰÁö¸¦ ¼³Ä¡ÇØ¾ß ÇÕ´Ï´Ù.
RMI¿¡ ´ëÇÑ ÀÚ¼¼ÇÑ Á¤º¸´Â ¿ø°Ý ¸Þ¼Òµå È£Ãâ(RMI)À» ÂüÁ¶ÇϽʽÿÀ.
Ç¥ 3. Linux Ä¿³Î ¹öÀü Áö¿ø Å×À̺í
¿î¿µ üÁ¦ | Ä¿³Î ¹öÀü |
Red Hat Advanced Server 2.1 | 2.4.9-e.3, 2.4.9-e.3smp, 2.4.9-e.3enterprise |
SuSE 7.3 Professional | 2.4.10-4GB, 2.4.10-64GB-SMP, 2.4.16-4GB, 2.4.16-64GB-SMP |
SuSE 7.0 SLES | 2.4.7-4GB, 2.4.7-64GB |
Áö¿øµÇ´Â Java ¹öÀüÀÌ WebSphere Application Server Edge Components CD¿¡ Á¦°øµË´Ï´Ù.
Load Balancer´Â Ç¥ 3¿¡ ³ª¿µÈ Ä¿³Î ¹öÀü À̸§À» Áö¿øÇÕ´Ï´Ù. °á°úÀûÀ¸·Î ÆÐÄ¡µÈ Ä¿³ÎÀ» »ç¿ëÇÒ °æ¿ì À̸§Àº Å×ÀÌºí¿¡ ÀÖ´Â À̸§ Áß Çϳª¿Í ÀÏÄ¡ÇØ¾ß ÇÕ´Ï´Ù. ´Ù¸¥ ¹æ¹ýÀº ±âÈ£ À̸§ "ibmnd"¸¦ »ç¿ëÇÏ¿© Load Balancer¿¡ ´ëÇÑ ±âÈ£ ¸µÅ©¸¦ ÀÛ¼ºÇÏ´Â °ÍÀÔ´Ï´Ù. ±âÈ£ À̸§À» ÀÛ¼ºÇÏ·Á¸é ¸í·É ÇÁ·ÒÇÁÆ®¿¡¼ ´ÙÀ½ ¸í·ÉÀ» ¹ßÇàÇϽʽÿÀ.
ln -s /opt/ibm/edge/lb/servers/bin/ibmnd-a.b.c-xy /opt/ibm/edge/lb/servers/bin/ibmnd
¿¹¸¦ µé¾î, RedHat 2.4.7-10 Ä¿³ÎÀ» »ç¿ë ÁßÀÏ ¶§ ARP fix·Î ÆÐÄ¡ÇÑ °æ¿ì, »õ ÆÐÄ¡µÈ Ä¿³ÎÀÇ ÄÄÆÄÀÏ ¹× Ȱ¼ºÈ¸¦ ¿Ï·áÇϸé Ä¿³ÎÀÇ À̸§Àº 2.4.7-10-arpfix°¡ µË´Ï´Ù. °á°úÀûÀ¸·Î "uname -r" ¸í·ÉÀº "2.4.7-10-arpfix.."¸¦ ¸®ÅÏÇÕ´Ï´Ù. ÀÌ °æ¿ì, À̸§ÀÌ º¯°æµÇ¾î Load Balancer Ä¿³Î ¸ðµâÀ» ·ÎµåÇÒ ¼ö ¾ø°Ô µË´Ï´Ù. ±×·¯³ª ibmnd·Î¼ ibmnd-2.4.7-10¿¡ ´ëÇÑ ±âÈ£ ¸µÅ©¸¦ ÀÛ¼ºÇÏ¿© À̸§ÀÌ ÀÏÄ¡ÇÏÁö ¾Ê´õ¶óµµ 2.4.7-10¿¡ ´ëÇÑ Ä¿³Î ¸ðµâÀ» °Á¦·Î ·ÎµåÇÕ´Ï´Ù. »õ Ä¿³Î ¹öÀüÀ¸·Î ¾÷±×·¹À̵åÇÏ°í ±âÈ£ ¸µÅ©°¡ ÀÖÀ½À» Àؾî¹ö¸° °æ¿ì ½ÇÇà ¿À·ù°¡ ¹ß»ýÇÒ ¼ö ÀÖÀ½À» ÁÖÀÇÇϽʽÿÀ.
ÀÚ¼¼ÇÑ ³»¿ëÀº Linux Ä¿³Î ÆÐÄ¡ ¼³Ä¡(·çÇÁ¹é ÀÎÅÍÆäÀ̽º¿¡¼ arp ÀÀ´ä ¾ïÁ¦)¸¦ ÂüÁ¶ÇϽʽÿÀ.
¿©±â¼´Â Á¦Ç° CD¸¦ »ç¿ëÇÏ¿© Red Hat Linux ¶Ç´Â SuSE Linux¿¡ Load Balancer¸¦ ¼³Ä¡ÇÏ´Â ¹æ¹ýÀ» ¼³¸íÇÕ´Ï´Ù.
¼³Ä¡ ÇÁ·Î½ÃÀú¸¦ ½ÃÀÛÇϱâ Àü¿¡, ¼ÒÇÁÆ®¿þ¾î¸¦ ¼³Ä¡ÇÏ´Â µ¥ ÇÊ¿äÇÑ ·çÆ® ±ÇÇÑÀÌ ÀÖ´ÂÁö È®ÀÎÇϽʽÿÀ.
ÀÌ¹Ì ÀÌÀü ¹öÀüÀÌ ¼³Ä¡µÇ¾î ÀÖÀ¸¸é, ÇöÀç ¹öÀüÀ» ¼³Ä¡Çϱâ Àü¿¡ ÀÌÀü ¹öÀüÀÇ ¼³Ä¡¸¦ Á¦°ÅÇØ¾ß ÇÕ´Ï´Ù.
¸ÕÀú ¸ðµç ½ÇÇà ÇÁ·Î±×·¥°ú ¸ðµç ¼¹ö°¡ Á¤ÁöµÇ¾ú´ÂÁö È®ÀÎÇϽʽÿÀ. ±×·± ´ÙÀ½, Àüü Á¦Ç°À» ¼³Ä¡ Á¦°ÅÇÏ·Á¸é rpm -e pkgnameÀ» ÀÔ·ÂÇϽʽÿÀ. ¼³Ä¡ Á¦°ÅÇÒ ¶§´Â ÆÐŰÁö ¼³Ä¡¿¡ »ç¿ëµÇ´Â ¼ø¼¸¦ ¹Ý´ë·Î µû¶ó ÀÛ¾÷ÇÏ¿© °ü¸® ÆÐŰÁö°¡ ¸Ç ¸¶Áö¸·¿¡ ¼³Ä¡ Á¦°ÅÇϽʽÿÀ.
Load Balancer¸¦ ¼³Ä¡ÇÏ·Á¸é ´ÙÀ½À» ¼öÇàÇϽʽÿÀ.
¼³Ä¡ À̹ÌÁö´Â eLBLX-version:tar.z Çü½ÄÀÇ ÆÄÀÏÀÔ´Ï´Ù.
´ÙÀ½Àº RPM ¼³Ä¡ °¡´É ÆÐŰÁöÀÇ ¸ñ·ÏÀÔ´Ï´Ù.
¿©±â¼ versionÀº Ç¥ 3¿¡ ÀÖ´Â ¹öÀüÀ» ±â¹ÝÀ¸·Î ÇÑ Ä¿³Î ¸ðµâ ¹öÀü À̸§ÀÔ´Ï´Ù. ¿¹¸¦ µé¾î, SuSE 7.0 SLES ¹öÀü Áß Çϳª´Â 2.4.7-64GB-SMPÀÔ´Ï´Ù.
¿©±â¼ component´Â disp(Dispatcher ±¸¼º¿ä¼Ò), cbr(CBR ±¸¼º¿ä¼Ò), ss(Site Selector ±¸¼º¿ä¼Ò), cco(Cisco CSS Controller), nal(Nortel Alteon Controller)ÀÔ´Ï´Ù. ¼±ÅÃÀûÀ¸·Î ÀÌ Load Balancer ±¸¼º¿ä¼Ò Áß ¼³Ä¡ÇÒ ±¸¼º¿ä¼Ò¸¦ ¼±ÅÃÇϽʽÿÀ.
ÆÐŰÁö¸¦ ¼³Ä¡Çϱâ À§ÇÑ ¸í·ÉÀº RPM ÆÄÀÏÀÌ ÀÖ´Â µ¿ÀÏÇÑ µð·ºÅ丮¿¡¼ ¹ßÇàµÇ¾î¾ß ÇÕ´Ï´Ù. rpm -i package.rpm ¸í·ÉÀ» ¹ßÇàÇÏ¿© °¢ ÆÐŰÁö¸¦ ¼³Ä¡ÇϽʽÿÀ.
rpm -i --nodeps package.rpm
rpm -qa | grep ibmlb
Àüü Á¦Ç°À» ¼³Ä¡ÇÏ¸é ´ÙÀ½°ú °°Àº ¸ñ·ÏÀÌ »ý¼ºµË´Ï´Ù.
RMI(Remote Method Invocation)¸¦ »ç¿ëÇÏ¿© Load Balancer¸¦ ¿ø°ÝÀ¸·Î °ü¸®ÇÏ·Á¸é Ŭ¶óÀÌ¾ðÆ®¿¡ °ü¸®, ±âº», ±¸¼º¿ä¼Ò ¹× ¶óÀ̼¾½º ÆÐŰÁö¸¦ ¼³Ä¡ÇØ¾ß ÇÕ´Ï´Ù.
RMI¿¡ ´ëÇÑ ÀÚ¼¼ÇÑ Á¤º¸´Â ¿ø°Ý ¸Þ¼Òµå È£Ãâ(RMI)À» ÂüÁ¶ÇϽʽÿÀ.
Solaris 8ÀÇ °æ¿ì, Edge Components ¼³Ä¡ ¸¶¹ý»ç¸¦ »ç¿ë ÁßÀ̸é, ·¹º§ 109147-16 ÀÌ»óÀÇ ¸µÅ© ÇÁ·Î±×·¥ÀÌ ÇÊ¿äÇϸç C++¿¡ ´ëÇÑ °øÀ¯ ¶óÀ̺귯¸®´Â ·¹º§ 108434-8 ÀÌ»óÀ̾î¾ß ÇÕ´Ï´Ù.
ÀϰüÀûÀÎ ÀÛµ¿À» º¸ÀåÇÏ·Á¸é, ÃֽŠSolaris ÆÐÄ¡¸¦ Sun Microsystems À¥ »çÀÌÆ® http://sunsolve.sun.com¿¡¼ ´Ù¿î·ÎµåÇÏ¿© Àû¿ëÇϽʽÿÀ.
Áö¿øµÇ´Â Java ¹öÀüÀÌ WebSphere Application Server Edge Components CD¿¡ Á¦°øµË´Ï´Ù.
ÀÌ Àý¿¡¼´Â Á¦Ç° CD¸¦ »ç¿ëÇÏ¿© Solaris¿¡ Load Balancer¸¦ ¼³Ä¡ÇÏ´Â ¹æ¹ý¿¡ ´ëÇØ ¼³¸íÇÕ´Ï´Ù.
¼³Ä¡ ÇÁ·Î½ÃÀú¸¦ ½ÃÀÛÇϱâ Àü¿¡, ¼ÒÇÁÆ®¿þ¾î¸¦ ¼³Ä¡ÇÏ´Â µ¥ ÇÊ¿äÇÑ ·çÆ® ±ÇÇÑÀÌ ÀÖ´ÂÁö È®ÀÎÇϽʽÿÀ.
ÀÌ¹Ì ÀÌÀü ¹öÀüÀÌ ¼³Ä¡µÇ¾î ÀÖÀ¸¸é, ÇöÀç ¹öÀüÀ» ¼³Ä¡Çϱâ Àü¿¡ ÀÌÀü ¹öÀüÀÇ ¼³Ä¡¸¦ Á¦°ÅÇØ¾ß ÇÕ´Ï´Ù. ¸ÕÀú ½ÇÇà ÇÁ·Î±×·¥°ú ¼¹ö¸¦ ¸ðµÎ Áß´ÜÇϽʽÿÀ. ±×·± ´ÙÀ½, Load Balancer¸¦ ¼³Ä¡ Á¦°ÅÇÏ·Á¸é pkgrm pkgnameÀ» ÀÔ·ÂÇϽʽÿÀ.
Load Balancer¸¦ ¼³Ä¡ÇÏ·Á¸é ´ÙÀ½À» ¼öÇàÇϽʽÿÀ.
¸í·É ÇÁ·ÒÇÁÆ®¿¡ pkgadd -d pathnameÀ» ÀÔ·ÂÇϽʽÿÀ. ¿©±â¼ pathnameÀº ÆÐŰÁö°¡ ÀÖ´Â ÇÏµå µð½ºÅ©ÀÇ µð·ºÅ丮 ¶Ç´Â CD-ROM µå¶óÀ̺êÀÇ ÀåÄ¡ À̸§ÀÔ´Ï´Ù(¿¹: pkgadd -d /cdrom/cdrom0/).
¼³Ä¡ÇÒ ÆÐŰÁö ¸ñ·ÏÀÌ Á¦°øµË´Ï´Ù. ¸ñ·ÏÀº ´ÙÀ½°ú °°½À´Ï´Ù.
¸ðµç ÆÐŰÁö¸¦ ¼³Ä¡ÇÏ·Á¸é ¡ºall¡»À» ÀÔ·ÂÇÑ ÈÄ ¸®ÅÏ Å°¸¸ ´©¸£¸é µË´Ï´Ù. ÀϺΠ±¸¼º¿ä¼Ò¸¸ ¼³Ä¡ÇÏ·Á¸é ¼³Ä¡ÇÒ ÆÐŰÁö¿¡ ÇØ´çµÇ´Â À̸§À» °ø¹éÀ̳ª ½°Ç¥·Î ±¸ºÐÇÏ¿© ÀÔ·ÂÇÑ ÈÄ ¸®ÅÏ Å°¸¦ ´©¸£½Ê½Ã¿À. ±âÁ¸ µð·ºÅ丮³ª ÆÄÀÏÀÇ ±ÇÇÑÀ» º¯°æÇ϶ó´Â ÇÁ·ÒÇÁÆ®°¡ Ç¥½ÃµÉ ¼ö ÀÖ½À´Ï´Ù. ¸®ÅÏ Å°¸¦ ´©¸£°Å³ª ¡ºyes¡»·Î ´äÇÏ¸é µË´Ï´Ù. ÀüÁ¦Á¶°Ç ¼ø¼°¡ ¾Æ´Ñ ¾ËÆÄºª ¼ø¼·Î ¼³Ä¡µÇ±â ¶§¹®¿¡ ÀüÁ¦µÈ ÆÐŰÁö¸¦ ¼³Ä¡ÇØ¾ß ÇÕ´Ï´Ù. ¡ºall¡»À» ÀÔ·ÂÇÑ ÈÄ ¸ðµç ÇÁ·ÒÇÁÆ®¿¡ ¡ºyes¡»·Î ´äÇÏ¸é ¼³Ä¡°¡ ¿Ï·áµË´Ï´Ù.
¸ðµç ÆÐŰÁö´Â °øÅë ÆÐŰÁöÀÎ ibmlbadm¿¡ ±âÃÊÇÕ´Ï´Ù. ÀÌ °øÅë ÆÐŰÁö´Â ´Ù¸¥ ÆÐŰÁö¿Í ÇÔ²² ¼³Ä¡µÇ¾î¾ß ÇÕ´Ï´Ù.
¿¹¸¦ µé¾î, ¹®¼ ¹× Metric Server¿Í ÇÔ²² Dispatcher ±¸¼º¿ä¼Ò¸¸ ¼³Ä¡ÇÏ·Á´Â °æ¿ì, ibmdisp, ibmlblic, ibmlbbase, ibmlbadm, ibmlbdoc ¹× ibmlbms¸¦ ¼³Ä¡ÇØ¾ß ÇÕ´Ï´Ù.
RMI(Remote Method Invocation)¸¦ »ç¿ëÇÏ¿© Load Balancer¸¦ ¿ø°ÝÀ¸·Î °ü¸®ÇÏ·Á¸é Ŭ¶óÀÌ¾ðÆ®¿¡ °ü¸®, ±âº», ±¸¼º¿ä¼Ò ¹× ¶óÀ̼¾½º ÆÐŰÁö¸¦ ¼³Ä¡ÇØ¾ß ÇÕ´Ï´Ù.
RMI¿¡ ´ëÇÑ ÀÚ¼¼ÇÑ Á¤º¸´Â ¿ø°Ý ¸Þ¼Òµå È£Ãâ(RMI)À» ÂüÁ¶ÇϽʽÿÀ.
Load Balancer ±¸¼º¿ä¼Ò´Â /opt/ibm/edge/lb/servers ¼³Ä¡ µð·ºÅ丮¿¡ ÀÖ½À´Ï´Ù.
InstallShield ÇÁ·Î±×·¥À» ½ÇÇàÇϱâ Àü¿¡ Developer Kit ¼³Ä¡ °¡´É ÆÐŰÁö ¶Ç´Â ·±Å¸ÀÓ È¯°æ ¼³Ä¡ °¡´É ÆÐŰÁö¸¦ ´Ù¿î·ÎµåÇØ¾ß ÇÕ´Ï´Ù(¿©·¯ ¹öÀüÀÇ Java ½ÇÇà¿¡ ´ëÇÑ ÀÚ¼¼ÇÑ Á¤º¸´Â ÁÖ ¹øÈ£ 3 ÂüÁ¶).
Áö¿øµÇ´Â Java ¹öÀüÀÌ WebSphere Application Server Edge Components CD¿¡ Á¦°øµË´Ï´Ù.
¿©±â¼´Â Á¦Ç° CD¸¦ »ç¿ëÇÏ¿© Windows 2000¿¡ Load Balancer¸¦ ¼³Ä¡ÇÏ´Â ¹æ¹ýÀ» ¼³¸íÇÕ´Ï´Ù.
¼³Ä¡ÇÒ ÆÐŰÁö ¼±ÅûçÇ×ÀÌ Á¦°øµË´Ï´Ù.
¸ñ·ÏÀº ´ÙÀ½°ú °°½À´Ï´Ù.
RMI(Remote Method Invocation)¸¦ »ç¿ëÇÏ¿© Load Balancer¸¦ ¿ø°ÝÀ¸·Î °ü¸®ÇÏ·Á¸é Ŭ¶óÀÌ¾ðÆ®¿¡ °ü¸®, ±âº», ±¸¼º¿ä¼Ò ¹× ¶óÀ̼¾½º ÆÐŰÁö¸¦ ¼³Ä¡ÇØ¾ß ÇÕ´Ï´Ù.
RMI¿¡ ´ëÇÑ ÀÚ¼¼ÇÑ Á¤º¸´Â ¿ø°Ý ¸Þ¼Òµå È£Ãâ(RMI)À» ÂüÁ¶ÇϽʽÿÀ.
´ÙÀ½¿¡¼ Windows 2000 ¹öÀüÀÇ Load Balancer¸¦ »ç¿ëÇÒ ¼ö ÀÖ½À´Ï´Ù.
Á¦ÇÑ»çÇ×: Load Balancer Windows 2000 ¹öÀüÀ» IBM FirewallÀ» »ç¿ëÇÏ¿© µ¿ÀÏÇÑ ½Ã½ºÅÛ¿¡ ¼³Ä¡ÇÒ ¼ö ¾ø½À´Ï´Ù.
¼³Ä¡ ÇÁ·Î½ÃÀú¸¦ ½ÃÀÛÇϱâ Àü¿¡ °ü¸®ÀÚ ¶Ç´Â °ü¸® ±ÇÇÑÀÌ ÀÖ´Â »ç¿ëÀÚ·Î ·Î±×ÀÎÇß´ÂÁö È®ÀÎÇϽʽÿÀ.
ÀÌ¹Ì ÀÌÀü ¹öÀüÀÌ ¼³Ä¡µÇ¾î ÀÖÀ¸¸é, ÇöÀç ¹öÀüÀ» ¼³Ä¡Çϱâ Àü¿¡ ÀÌÀü ¹öÀüÀÇ ¼³Ä¡¸¦ Á¦°ÅÇØ¾ß ÇÕ´Ï´Ù.
ÇÁ·Î±×·¥Ãß°¡/Á¦°Å¸¦ »ç¿ëÇÏ¿© ¼³Ä¡ Á¦°ÅÇÏ·Á¸é ´ÙÀ½À» ¼öÇàÇϽʽÿÀ.
Load Balancer¸¦ ¼³Ä¡ÇÏ·Á¸é ´ÙÀ½À» ¼öÇàÇϽʽÿÀ.
E:\setup
Load Balancer ¼³Ä¡ °æ·Î´Â ´ÙÀ½°ú °°½À´Ï´Ù.
ÀÌ ÆÄÆ®¿¡¼´Â ºü¸¥ ½ÃÀÛ ±¸¼º, °èȹ °í·Á»çÇ׿¡ ´ëÇÑ Á¤º¸¸¦ Á¦°øÇϸç Load BalancerÀÇ Dispatcher ±¸¼º¿ä¼Ò ±¸¼º ¸Þ¼Òµå¿¡ ´ëÇØ ¼³¸íÇÕ´Ï´Ù. ´ÙÀ½ ÀåÀ» Æ÷ÇÔÇÕ´Ï´Ù.
ºü¸¥ ½ÃÀÛ ¿¹Á¦¿¡¼´Â µÎ °³ÀÇ À¥ ¼¹ö °£¿¡ À¥ Åë½Å·®À» ·Îµå ¹ë·±½ºÇϱâ À§ÇØ Dispatcher ±¸¼º¿ä¼ÒÀÇ mac Àü´Þ ¹æ¹ýÀ» »ç¿ëÇÏ´Â, ·ÎÄ÷Π¿¬°áµÈ ¼¼ ´ëÀÇ ¿öÅ©½ºÅ×À̼ÇÀ» ±¸¼ºÇÏ´Â ¹æ¹ýÀ» º¸¿©ÁÝ´Ï´Ù. ÀÌ ±¸¼ºÀº º»ÁúÀûÀ¸·Î ÀÓÀÇÀÇ ´Ù¸¥ TCP³ª UDP ÀÀ¿ëÇÁ·Î±×·¥ Åë½Å·® ¹ë·±½º¿Í µ¿ÀÏÇÏ°Ô µË´Ï´Ù.
±×¸² 8. °£´ÜÇÑ ·ÎÄà Dispatcher ±¸¼º
MAC Àü´ÞÀº ±âº» Àü´Þ ¹æ¹ýÀÌ¸ç ±×¿¡ µû¶ó Dispatcher´Â ¼ö½Å ¿äûÀ» ¼¹ö¿¡ ·Îµå ¹ë·±½ºÇÏ°í ¼¹ö´Â Á÷Á¢ Ŭ¶óÀÌ¾ðÆ®¿¡ ÀÀ´äÀ» ¸®ÅÏÇÕ´Ï´Ù. DispatcherÀÇ MAC Àü´Þ ¹æ¹ý¿¡ ´ëÇÑ ÀÚ¼¼ÇÑ Á¤º¸´Â DispatcherÀÇ MAC ·¹º§ °æ·Î ÁöÁ¤(MAC Àü´Þ ¹æ¹ý)À» ÂüÁ¶ÇϽʽÿÀ.
ºü¸¥ ½ÃÀÛ ¿¹Á¦ÀÇ °æ¿ì ¼¼ ´ëÀÇ ¿öÅ©½ºÅ×À̼ǰú ³× °³ÀÇ IP ÁÖ¼Ò°¡ ÇÊ¿äÇÕ´Ï´Ù. ÇϳªÀÇ ¿öÅ©½ºÅ×À̼ÇÀº Dispatcher·Î »ç¿ëµÇ°í ³ª¸ÓÁö ¿öÅ©½ºÅ×À̼ÇÀº À¥ ¼¹ö·Î »ç¿ëµË´Ï´Ù. À¥ ¼¹ö¸¶´Ù ÇϳªÀÇ IP ÁÖ¼Ò°¡ ÇÊ¿äÇÕ´Ï´Ù. Dispatcher ¿öÅ©½ºÅ×À̼ǿ¡´Â À¥ »çÀÌÆ®¿¡ ¾×¼¼½ºÇϱâ À§ÇØ Å¬¶óÀÌ¾ðÆ®¿¡ Á¦°øÇÏ´Â µÎ °³ÀÇ ÁÖ¼Ò(ºñÀü´Þ ÁÖ¼Ò(NFA) ¹× Ŭ·¯½ºÅÍ ÁÖ¼Ò(·Îµå ¹ë·±½ºµÉ ÁÖ¼Ò)°¡ ÇÊ¿äÇÕ´Ï´Ù.
¿öÅ©½ºÅ×ÀÌ¼Ç | À̸§ | IP ÁÖ¼Ò |
---|---|---|
1 | server1.intersplash.com | 9.47.47.101 |
2 | server2.intersplash.com | 9.47.47.102 |
3 | server3.intersplash.com | 9.47.47.103 |
Netmask = 255.255.255.0 |
°¢ ¿öÅ©½ºÅ×À̼ǿ¡´Â Ç¥ÁØ ÀÌ´õ³Ý ³×Æ®¿öÅ© ÀÎÅÍÆäÀ̽º Ä«µå°¡ Çϳª¸¸ ÀÖ½À´Ï´Ù.
Name= www.Intersplash.com IP=9.47.47.104
www.Intersplash.com º°¸íÀ» server2.intersplash.com ¹× server3.intersplash.comÀÇ ·çÇÁ¹é ÀÎÅÍÆäÀ̽º¿¡ Ãß°¡ÇϽʽÿÀ.
ifconfig lo0 alias www.Intersplash.com netmask 255.255.255.0
ifconfig lo0:1 www.Intersplash.com 127.0.0.1 up
µÎ ´ëÀÇ À¥ ¼¹ö ¿öÅ©½ºÅ×À̼ǿ¡ ÇÊ¿äÇÑ ¸ðµç ±¸¼º ´Ü°è¸¦ ¿Ï·áÇß½À´Ï´Ù.
Dispatcher¸¦ ÅëÇØ ¸í·ÉÇà, ±¸¼º ¸¶¹ý»ç ¶Ç´Â GUI(Graphical User Interface)¸¦ »ç¿ëÇÏ¿© ±¸¼ºÀ» ÀÛ¼ºÇÒ ¼ö ÀÖ½À´Ï´Ù.
¸í·ÉÇàÀ» »ç¿ë ÁßÀ̸é, ´ÙÀ½ ´Ü°è¸¦ ¼öÇàÇϽʽÿÀ.
dscontrol executor start
dscontrol cluster add www.Intersplash.com
dscontrol port add www.Intersplash.com:80
dscontrol server add www.Intersplash.com:80:server2.intersplash.com
dscontrol server add www.Intersplash.com:80:server3.intersplash.com
dscontrol executor configure www.Intersplash.com
dscontrol manager start
Dispatcher´Â ¼¹ö ¼º´É¿¡ µû¶ó ·Îµå ¹ë·±½º¸¦ ¼öÇàÇÕ´Ï´Ù.
dscontrol advisor start http 80
Dispatcher¿¡¼´Â ½ÇÆÐÇÑ À¥ ¼¹ö·Î Ŭ¶óÀÌ¾ðÆ® ¿äûÀÌ Àü¼ÛµÇÁö ¾Ê¾ÒÀ½À» È®ÀÎÇÕ´Ï´Ù.
·ÎÄ÷Π¿¬°áµÈ ¼¹öÀÇ ±âº» ±¸¼ºÀ» ¿Ï·áÇß½À´Ï´Ù.
±¸¼ºÀÌ ÀÛµ¿µÇ°í ÀÖ´ÂÁö È®ÀÎÇϽʽÿÀ.
Dispatcher GUI »ç¿ë¿¡ ´ëÇÑ ÀÚ¼¼ÇÑ Á¤º¸´Â GUI ¹× ºÎ·Ï A, GUI: ÀÏ¹Ý ¸í·ÉÀ» ÂüÁ¶ÇϽʽÿÀ.
±¸¼º ¸¶¹ý»ç »ç¿ë¿¡ ´ëÇÑ Á¤º¸´Â ±¸¼º ¸¶¹ý»ç¸¦ »ç¿ëÇÑ ±¸¼ºÀ» ÂüÁ¶ÇϽʽÿÀ.
»ç¿ëÀÚ »çÀÌÆ®¸¦ Áö¿øÇϱâ À§ÇØ Load Balancer¸¦ ±¸¼ºÇÒ ¼ö ÀÖ´Â ¿©·¯ °¡Áö ¹æ¹ýÀÌ ÀÖ½À´Ï´Ù. »ç¿ëÀÚ »çÀÌÆ®¿¡ ¸ðµç °í°´À» ¿¬°áÇÒ ÇϳªÀÇ È£½ºÆ® À̸§¸¸ ÀÖ´Â °æ¿ì, ¼¹öÀÇ ´ÜÀÏ Å¬·¯½ºÅ͸¦ Á¤ÀÇÇÒ ¼ö ÀÖ½À´Ï´Ù. ÀÌµé °¢ ¼¹ö¿¡¼ Load Balancer°¡ Åë½ÅÇÒ Æ÷Æ®¸¦ ±¸¼ºÇϽʽÿÀ. ±×¸² 9¸¦ ÂüÁ¶ÇϽʽÿÀ.
±×¸² 9. ´ÜÀÏ Å¬·¯½ºÅÍ¿Í µÎ °³ÀÇ Æ÷Æ®·Î ±¸¼ºµÈ Dispatcher¿¡ ´ëÇÑ ¿¹Á¦
Dispatcher ±¸¼º¿ä¼Ò ¿¹Á¦¿¡¼´Â ÇϳªÀÇ Å¬·¯½ºÅͰ¡ www.productworks.com¿¡ Á¤Àǵ˴ϴÙ. ÀÌ Å¬·¯½ºÅÍ¿¡´Â µÎ °³ÀÇ Æ÷Æ®°¡ ÀÖ½À´Ï´Ù(HTTP¿ë Æ÷Æ® 80°ú SSL¿ë Æ÷Æ® 443). http://www.productworks.com(Æ÷Æ® 80)¿¡ ¿äûÀ» ÀÛ¼ºÇϴ Ŭ¶óÀÌ¾ðÆ®´Â https://www.productworks.com(Æ÷Æ® 443)À» ¿äûÇϴ Ŭ¶óÀÌ¾ðÆ®¿Í ´Ù¸¥ ¼¹ö·Î À̵¿ÇÕ´Ï´Ù.
Áö¿øµÇ´Â °¢ ÇÁ·ÎÅäÄÝ¿¡ ´ëÇÑ Àü¿ë ¼¹ö°¡ ¸¹Àº ¸Å¿ì Å« »çÀÌÆ®¿¡¼´Â ´Ù¸¥ Load Balancer ±¸¼º ¹æ¹ýÀÌ ÀûÇÕÇÕ´Ï´Ù. ÀÌ °æ¿ì, ±×¸² 10¿¡ Ç¥½ÃµÈ ´ë·Î ´ÜÀÏ Æ÷Æ®ÀÌÁö¸¸ ¸¹Àº ¼¹ö°¡ ÀÖ´Â °¢ ÇÁ·ÎÅäÄݸ¶´Ù Ŭ·¯½ºÅ͸¦ Á¤ÀÇÇϰíÀÚ ÇÒ ¼ö ÀÖ½À´Ï´Ù.
±×¸² 10. °¢°¢ ´ÜÀÏ Æ÷Æ®ÀÎ µÎ °³ÀÇ Å¬·¯½ºÅÍ·Î ±¸¼ºµÈ Dispatcher¿¡ ´ëÇÑ ¿¹Á¦
Dispatcher ±¸¼º¿ä¼Ò ¿¹Á¦¿¡¼, µÎ °³ÀÇ Å¬·¯½ºÅÍ´Â Æ÷Æ® 80(HTTP)ÀÇ °æ¿ì, www.productworks.com, Æ÷Æ® 443(SSL)ÀÇ °æ¿ì, www.testworks.com »çÀÌÆ®¿¡ Á¤Àǵ˴ϴÙ.
°¢°¢ ´Ù¸¥ URL·Î »çÀÌÆ®¿¡ µé¾î°¡´Â ¿©·¯ ȸ»ç³ª ºÎ¼¿¡ ´ëÇØ »çÀÌÆ®°¡ ÄÁÅÙÃ÷¸¦ È£½ºÆ®ÇÒ °æ¿ì¿¡ Load Balancer¸¦ ±¸¼ºÇϱâ À§ÇÑ ¼¼ ¹øÂ° ¹æ¹ýÀÌ ÇÊ¿äÇÕ´Ï´Ù. ÀÌ °æ¿ì¿¡´Â ±×¸² 11¿¡ Ç¥½ÃµÈ °Íó·³ ȸ»ç³ª ºÎ¼ÀÇ Å¬·¯½ºÅ͸¦ °¢°¢ Á¤ÀÇÇÑ ´ÙÀ½, ÇØ´ç URL¿¡¼ ¿¬°áÀ» ¹ÞÀ» Æ÷Æ®¸¦ Á¤ÀÇÇÒ ¼ö ÀÖ½À´Ï´Ù.
±×¸² 11. °¢°¢ Æ÷Æ®°¡ µÎ °³ÀÎ µÎ °³ÀÇ Å¬·¯½ºÅÍ·Î ±¸¼ºµÈ Dispatcher¿¡ ´ëÇÑ ¿¹Á¦
Dispatcher ±¸¼º¿ä¼Ò ¿¹Á¦¿¡¼, µÎ °³ÀÇ Å¬·¯½ºÅÍ´Â HTTP¿ë Æ÷Æ® 80°ú ÅÚ³Ý¿ë Æ÷Æ® 23À¸·Î Á¤ÀǵǸç, °¢°¢ www.productworks.com ¹× www.testworks.com »çÀÌÆ®¿¡ Á¤Àǵ˴ϴÙ.
ÀÌ Àå¿¡¼´Â Dispatcher ±¸¼º¿ä¼Ò¸¦ ¼³Ä¡ÇÏ°í ±¸¼ºÇϱâ Àü¿¡ ³×Æ®¿öÅ© °èȹÀÚ°¡ °í·ÁÇØ¾ß ÇÒ »çÇ׿¡ ´ëÇØ ¼³¸íÇÕ´Ï´Ù.
ÀÌ Àå¿¡´Â ´ÙÀ½°ú °°Àº ¼½¼ÇÀÌ ¼ö·ÏµÇ¾î ÀÖ½À´Ï´Ù.
Ç÷§Æû ¿ä±¸»çÇ×Àº ´ÙÀ½°ú °°½À´Ï´Ù.
Dispatcher´Â ´ÙÀ½°ú °°Àº ±â´ÉÀ¸·Î ±¸¼ºµË´Ï´Ù.
°ü¸®ÀÚ¸¦ »ç¿ëÇÏ´Â °ÍÀº ¼±ÅÃÀÔ´Ï´Ù. ±×·¯³ª °ü¸®ÀÚ¸¦ »ç¿ëÇÏÁö ¾ÊÀ¸¸é, ÇöÀç ¼¹ö °¡ÁßÄ¡¿¡ µû¶ó °¡ÁßµÈ ¶ó¿îµå ·Îºó(round-robin) ½ºÄÉÁÙ¸µÀ» »ç¿ëÇÏ¿© ·Îµå ¹ë·±½º°¡ ¼öÇàµÇ¸ç, ±Ç°íÀÚ´Â »ç¿ë°¡´ÉÇÏÁö ¾Ê½À´Ï´Ù.
¶ÇÇÑ Dispatcher´Â DB2 ¼¹öÀÇ »óÅ¿¡ ´ëÇØ º¸°íÇÏ´Â DB2(R) ±Ç°íÀÚ ¹× ¼¹ö°¡ ping ¸í·É¿¡ ÀÀ´äÇÏ´ÂÁö ¿©ºÎ¸¦ º¸°íÇÏ´Â Ping ±Ç°íÀÚ¿Í °°Àº, ÇÁ·ÎÅäÄÝ °íÀ¯ Á¤º¸¸¦ ±³È¯ÇÏÁö ¾Ê´Â ±Ç°íÀÚ¸¦ Á¦°øÇÕ´Ï´Ù. ±Ç°íÀÚ¿¡ ´ëÇÑ Àüü ¸ñ·ÏÀº ±Ç°íÀÚ ¸ñ·ÏÀ» ÂüÁ¶ÇϽʽÿÀ.
¶ÇÇÑ »ç¿ëÀÚ °íÀ¯ÀÇ ±Ç°íÀÚ¸¦ ÀÛ¼ºÇÏ´Â ¿É¼Çµµ ÀÖ½À´Ï´Ù(Á¶Á¤(»ç¿ëÀÚ Á¤ÀÇ °¡´É) ±Ç°íÀÚ ÀÛ¼º ÂüÁ¶).
±Ç°íÀÚ¸¦ »ç¿ëÇÏ´Â °ÍÀº ¼±ÅÃÀÔ´Ï´Ù.
DispatcherÀÇ ¼¼ °¡Áö ÇÙ½É ±â´É(½ÇÇà ÇÁ·Î±×·¥, °ü¸®ÀÚ ¹× ±Ç°íÀÚ)Àº ¼¹ö °£ÀÇ ¼ö½Å ¿äûÀÇ ¹ë·±½º¸¦ Á¶Á¤ÇÏ°í µð½ºÆÐÄ¡Çϱâ À§ÇØ »óÈ£ÀÛ¿ëÇÕ´Ï´Ù. ¿äûÀ» ·Îµå ¹ë·±½ºÇϸé, ½ÇÇà ÇÁ·Î±×·¥Àº »õ ¿¬°á ¼ö, Ȱ¼º ¿¬°á ¼ö ¹× ¿Ï·á »óÅ¿¡ ÀÖ´Â ¿¬°á ¼ö¸¦ ¸ð´ÏÅÍÇÕ´Ï´Ù. ¶ÇÇÑ ½ÇÇà ÇÁ·Î±×·¥Àº ¿Ï·áµÈ ¿¬°áÀ̳ª Àç¼³Á¤ ¿¬°áÀÇ °¡ºñÁö ÄÝ·º¼ÇÀ» ¼öÇàÇϰí ÀÌ Á¤º¸¸¦ °ü¸®ÀÚ¿¡ Á¦°øÇÕ´Ï´Ù.
°ü¸®ÀÚ´Â ½ÇÇà ÇÁ·Î±×·¥, ±Ç°íÀÚ ¹× Metric Server¿Í °°Àº ½Ã½ºÅÛ ¸ð´ÏÅ͸µ ½Ã½ºÅÛÀ¸·ÎºÎÅÍ Á¤º¸¸¦ ¼öÁýÇÕ´Ï´Ù. °ü¸®ÀÚ¿¡¼ ¼ö½ÅÇÏ´Â Á¤º¸¿¡ µû¶ó, ¾î¶»°Ô ¼¹ö ½Ã½ºÅÛÀÌ °¢ ¼¹ö Æ÷Æ®¿¡ °¡ÁߵǴÂÁö¸¦ Á¶Á¤ÇÏ°í ½ÇÇà ÇÁ·Î±×·¥¿¡ »õ·Î¿î ¿¬°áÀÇ ¹ë·±½º Á¶Á¤¿¡ »ç¿ëÇÒ »õ·Î¿î °¡Áß ¹æ¹ýÀ» Á¦°øÇÕ´Ï´Ù.
±Ç°íÀÚ´Â ÁöÁ¤µÈ Æ÷Æ®¿¡¼ °¢ ¼¹ö¸¦ ¸ð´ÏÅÍÇÏ¿© ¼¹öÀÇ ÀÀ´ä ½Ã°£°ú »ç¿ë °¡´É¼ºÀ» ÆÇº°ÇÑ ´ÙÀ½, ÀÌ Á¤º¸¸¦ °ü¸®ÀÚ¿¡ Á¦°øÇÕ´Ï´Ù. ¶ÇÇÑ ±Ç°íÀÚ´Â ¼¹öÀÇ ¿¬°á ¶Ç´Â ´ÜÀýµµ ¸ð´ÏÅÍÇÕ´Ï´Ù. °ü¸®ÀÚ¿Í ±Ç°íÀÚ ¾øÀÌ, ½ÇÇà ÇÁ·Î±×·¥Àº ÇöÀç ¼¹öÀÇ °¡ÁßÄ¡¿¡ µû¶ó ¶ó¿îµå ·Îºó(round-robin) ½ºÄÉÁÙ¸µÀ» ¼öÇàÇÕ´Ï´Ù.
Dispatcher¸¦ »ç¿ëÇÏ¿©, Æ÷Æ® ·¹º§¿¡¼ ÁöÁ¤µÈ ¼¼ °¡Áö Àü´Þ ¹æ¹ý Áï, MAC Àü´Þ, NAT/NAPT Àü´Þ ¶Ç´Â CBR(content-based routing) Àü´Þ Áß Çϳª¸¦ ¼±ÅÃÇÒ ¼ö ÀÖ½À´Ï´Ù.
Dispatcher´Â DispatcherÀÇ MAC Àü´Þ ¹æ¹ý(±âº» Àü´Þ ¹æ¹ý)À» ÅëÇØ ¼±ÅÃÇÑ ¼¹ö·Î µé¾î¿À´Â ¿äûÀ» ·Îµå ¹ë·±½ºÇϰí, ¼¹ö´Â Dispatcher ¾øÀÌ Å¬¶óÀÌ¾ðÆ®·Î Á÷Á¢ ÀÀ´äÀ» ¸®ÅÏÇÕ´Ï´Ù. Dispatcher´Â ÀÌ Àü´Þ ¹æ¹ýÀ» ÅëÇØ¼ Àιٿîµå Ŭ¶óÀ̾ðÆ®-¼¹ö Ç÷ο츸 È®ÀÎÇÕ´Ï´Ù. ¼¹ö¿¡¼ Ŭ¶óÀÌ¾ðÆ®·ÎÀÇ ¾Æ¿ô¹Ù¿îµå Ç÷οì´Â º¸Áö ¾Ê¾Æµµ µË´Ï´Ù. ÀÌ·Î ÀÎÇØ ÀÀ¿ëÇÁ·Î±×·¥¿¡ ¹ÌÄ¡´Â ¿µÇâÀÌ Å©°Ô ÁÙ¾îµé°í ³×Æ®¿öÅ© ¼º´ÉÀÌ Çâ»óµÉ ¼ö ÀÖ½À´Ï´Ù.
Àü´Þ ¹æ¹ýÀº dscontrol port add cluster:port method value ¸í·ÉÀ» »ç¿ëÇÏ¿© Æ÷Æ®¸¦ Ãß°¡ÇÒ ¶§ ¼±ÅÃµÉ ¼ö ÀÖ½À´Ï´Ù. ±âº» Àü´Þ ¹æ¹ý °ªÀº macÀÔ´Ï´Ù. ¹æ¹ý ¸Å°³º¯¼ö´Â Æ÷Æ®°¡ Ãß°¡µÉ ¶§¸¸ ÁöÁ¤ÇÒ ¼ö ÀÖ½À´Ï´Ù. ÀÏ´Ü Æ÷Æ®°¡ Ãß°¡µÇ¸é Àü´Þ ¹æ¹ýÀÇ ¼³Á¤À» º¯°æÇÒ ¼ö ¾ø½À´Ï´Ù. dscontrol port -- Æ÷Æ® ±¸¼º¿¡¼ ÀÚ¼¼ÇÑ Á¤º¸¸¦ ÂüÁ¶ÇϽʽÿÀ.
DispatcherÀÇ NAT(³×Æ®¿öÅ© ÁÖ¼Ò º¯È¯) ¶Ç´Â NAPT(³×Æ®¿öÅ© ÁÖ¼Ò Æ÷Æ® º¯È¯) ±â´ÉÀ» »ç¿ëÇÏ¸é ·Îµå ¹ë·±½ºµÈ ¼¹ö°¡ ·ÎÄ÷Π¿¬°áµÈ ³×Æ®¿öÅ©¿¡ ÀÖ¾î¾ß ÇÑ´Ù´Â Á¦ÇÑ»çÇ×ÀÌ Á¦°ÅµË´Ï´Ù. ¼¹ö°¡ ¿ø°Ý À§Ä¡¿¡ ÀÖÀ» ¶§´Â GRE/WAN ĸ½¶È ±â¼úÀ» »ç¿ëÇÏÁö ¾Ê°í NAT Àü´Þ ¹æ¹ý ±â¼úÀ» »ç¿ëÇÒ ¼ö ÀÖ½À´Ï´Ù. ¶ÇÇÑ °¢ µð¸ÕÀÌ °íÀ¯ÇÑ Æ÷Æ®¸¦ ÀνÄÇÒ °æ¿ì, NAPT ±â´ÉÀ» »ç¿ëÇÏ¿© ·Îµå ¹ë·±½ºµÈ °¢ ¼¹ö ½Ã½ºÅÛ¿¡ ÀÖ´Â ¿©·¯ ¼¹ö µð¸Õ¿¡ ¾×¼¼½ºÇÒ ¼öµµ ÀÖ½À´Ï´Ù.
¿©·¯ µð¸ÕÀÇ ¼¹ö´Â µÎ °¡Áö ¹æ¹ýÀ¸·Î ±¸¼ºÇÒ ¼ö ÀÖ½À´Ï´Ù.
ÀÌ ÀÀ¿ëÇÁ·Î±×·¥Àº HTTP, SSL, IMAP, POP3, NNTP, SMTP, ÅÚ³Ý µî°ú °°Àº »óÀ§ ·¹º§ ÀÀ¿ëÇÁ·Î±×·¥ ÇÁ·ÎÅäÄÝ¿¡¼ Àß ÀÛµ¿ÇÕ´Ï´Ù.
Á¦ÇÑ»çÇ×
NAT/NAPT(DispatcherÀÇ nat ¶Ç´Â cbr Àü´Þ ¹æ¹ý ±¸¼º¿¡ ´ëÇÑ »ùÇà ´Ü°èµµ ÂüÁ¶)¸¦ ±¸ÇöÇÏ·Á¸é ´ÙÀ½À» ¼öÇàÇϽʽÿÀ.
dscontrol server add cluster:port:server mapport value returnaddress rtrnaddress router rtraddress
Dispatcher°¡ Ŭ¶óÀ̾ðÆ®ÀÇ ¿äûÀ» ·Îµå ¹ë·±½ºÇÏ´Â µ¥ »ç¿ëÇÏ´Â ¼¹öÀÇ Æ÷Æ® ¹øÈ£·Î Ŭ¶óÀÌ¾ðÆ® ¿äûÀÇ ¸ñÀûÁö Æ÷Æ® ¹øÈ£(Dispatcher¿ë)¸¦ ¸ÊÇÎÇÕ´Ï´Ù. mapport´Â Load Balancer°¡ ÇÑ Æ÷Æ®¿¡¼ Ŭ¶óÀ̾ðÆ®ÀÇ ¿äûÀ» ¹Þ¾Æ¼ ¼¹ö ½Ã½ºÅÛÀÇ ´Ù¸¥ Æ÷Æ®·Î Àü¼ÛÇÒ ¼ö ÀÖµµ·Ï Çã¿ëÇÕ´Ï´Ù. mapport¸¦ »ç¿ëÇÏ¸é ¿©·¯ ¼¹ö µð¸ÕÀ» ½ÇÇàÇÏ´Â ¼¹ö ½Ã½ºÅÛ¿¡ ´ëÇÑ Å¬¶óÀ̾ðÆ®ÀÇ ¿äûÀ» ·Îµå ¹ë·±½ºÇÒ ¼ö ÀÖ½À´Ï´Ù. mapport¿¡ ´ëÇÑ ±âº»°ªÀº Ŭ¶óÀÌ¾ðÆ® ¿äûÀÇ ¸ñÀûÁö Æ÷Æ® ¹øÈ£ÀÔ´Ï´Ù.
¸®ÅÏ ÁÖ¼Ò´Â Dispatcher ½Ã½ºÅÛ¿¡¼ ±¸¼ºÇÏ´Â °íÀ¯ÇÑ ÁÖ¼Ò ¶Ç´Â È£½ºÆ® À̸§ÀÔ´Ï´Ù. Dispatcher´Â ¼¹ö¿¡ ´ëÇÑ Å¬¶óÀ̾ðÆ®ÀÇ ¿äûÀ» ·Îµå ¹ë·±½ºÇÒ ¶§ Ãâ¹ßÁö Áּҷμ ¸®ÅÏ ÁÖ¼Ò¸¦ »ç¿ëÇÕ´Ï´Ù. ±×·¯¸é, ¼¹ö´Â ÆÐŶÀ» Ŭ¶óÀÌ¾ðÆ®·Î Á÷Á¢ Àü¼ÛÇÏÁö ¾Ê°í, Dispatcher ½Ã½ºÅÛÀ¸·Î ÆÐŶÀ» ¸®ÅÏÇÕ´Ï´Ù(Dispatcher´Â IP ÆÐŶÀ» Ŭ¶óÀÌ¾ðÆ®¿¡ Àü´ÞÇÏÁö ¾Ê½À´Ï´Ù). ¼¹ö¸¦ Ãß°¡ÇÒ ¶§ ¸®ÅÏ ÁÖ¼Ò °ªÀ» ÁöÁ¤ÇØ¾ß ÇÕ´Ï´Ù. ¼¹ö¸¦ Á¦°ÅÇÏ°í ´Ù½Ã Ãß°¡ÇÏÁö ¾ÊÀ¸¸é, ¸®ÅÏ ÁÖ¼Ò¸¦ ¼öÁ¤ÇÒ ¼ö ¾ø½À´Ï´Ù. ¸®ÅÏ ÁּҴ Ŭ·¯½ºÅÍ, ¼¹ö ¶Ç´Â NFA ÁÖ¼Ò¿Í °°À» ¼ö ¾ø½À´Ï´Ù.
¿ø°Ý ¼¹ö·ÎÀÇ ¶ó¿ìÅÍ ÁÖ¼Ò. ¼¹ö°¡ ·ÎÄà Á¢¼Ó ¼¹öÀÌ¸é ¼¹ö ÁÖ¼Ò¸¦ ÀÔ·ÂÇϽʽÿÀ.
Dispatcher ±¸¼º¿ä¼Ò¸¦ »ç¿ëÇϸé Caching Proxy¸¦ »ç¿ëÇÏÁö ¾Ê°í HTTP("content" À¯Çü ±ÔÄ¢ »ç¿ë)¿Í HTTPS(SSL ¼¼¼Ç ID ¿¬°ü °ü°è »ç¿ë)ÀÇ content-based routingÀ» ¼öÇàÇÒ ¼ö ÀÖ½À´Ï´Ù. HTTP¿Í HTTPS Åë½ÅÀÇ °æ¿ì, Dispatcher ±¸¼º¿ä¼ÒÀÇ cbr Àü´Þ ¹æ¹ýÀº Caching Proxy¸¦ ¿ä±¸ÇÏ´Â CBR ±¸¼º¿ä¼Òº¸´Ù content-based routingÀ» »¡¸® Á¦°øÇÒ ¼ö ÀÖ½À´Ï´Ù.
HTTP: Dispatcher content-based routing¿¡ ´ëÇØ HTTP Çì´õ³ª URLÀÇ ³»¿ëÀ» ±â¹ÝÀ¸·Î ¼¹ö¸¦ ¼±ÅÃÇÕ´Ï´Ù. "content" À¯Çü ±ÔÄ¢À» »ç¿ëÇÏ¿© ±¸¼ºµË´Ï´Ù. ÄÁÅÙÃ÷ ±ÔÄ¢À» ±¸¼ºÇÒ ¶§ Ž»ö ¹®ÀÚ¿ "pattern"°ú ÀÏ·ÃÀÇ ¼¹ö¸¦ ±ÔÄ¢¿¡ ÁöÁ¤ÇϽʽÿÀ. ÀÌ ±ÔÄ¢Àº »õ ¼ö½Å ¿äûÀ» ó¸®ÇÒ ¶§, ÁöÁ¤µÈ ¹®ÀÚ¿À» Ŭ¶óÀ̾ðÆ®ÀÇ URL ¶Ç´Â Ŭ¶óÀÌ¾ðÆ® ¿äûÀ¸·Î ÁöÁ¤µÈ HTTP Çì´õ¿Í ºñ±³ÇÕ´Ï´Ù.
Dispatcher°¡ Ŭ¶óÀÌ¾ðÆ® ¿äû¿¡¼ ¹®ÀÚ¿À» ãÀ¸¸é, Dispatcher´Â ±ÔÄ¢ ³»ÀÇ ÇÑ ¼¹ö¿¡ ¿äûÀ» Àü´ÞÇÕ´Ï´Ù. ±×¸®°í ³ª¼, Dispatcher´Â ¼¹ö¿¡¼ Ŭ¶óÀÌ¾ðÆ®·Î ÀÀ´ä µ¥ÀÌÅ͸¦ ¸±·¹ÀÌÇÕ´Ï´Ù("cbr" Àü´Þ ¹æ¹ý).
Dispatcher°¡ Ŭ¶óÀÌ¾ðÆ® ¿äû¿¡¼ ¹®ÀÚ¿À» ãÁö ¸øÇϸé, Dispatcher´Â ±ÔÄ¢ ³»ÀÇ ¼¹ö¿¡¼ ¼¹ö¸¦ ¼±ÅÃÇÏÁö ¾Ê½À´Ï´Ù.
HTTPS(SSL): DispatcherÀÇ Content Based RoutingÀº Ŭ¶óÀÌ¾ðÆ® ¿äûÀÇ SSL ID ¼¼¼Ç Çʵ忡 ±Ù°ÅÇÏ¿© ·Îµå ¹ë·±½ºÇÕ´Ï´Ù. SSLÀ» »ç¿ëÇϸé, Ŭ¶óÀÌ¾ðÆ® ¿äûÀº »çÀü ¼¼¼ÇÀÇ SSL ¼¼¼Ç ID¸¦ Æ÷ÇÔÇϸç, ¼¹ö´Â »çÀü SSL ¿¬°áÀÇ Ä³½Ã¸¦ À¯ÁöÇÕ´Ï´Ù. DispatcherÀÇ SSL ID ¼¼¼Ç ¿¬°ü °ü°è´Â Ŭ¶óÀÌ¾ðÆ®¿Í ¼¹ö°¡ ¼¹ö¿ÍÀÇ ÀÌÀü ¿¬°á¿¡ ´ëÇÑ º¸¾È ¸Å°³º¯¼ö¸¦ »ç¿ëÇÏ¿© »õ ¿¬°áÀ» ¼³Á¤ÇÒ ¼ö ÀÖµµ·Ï Çã¿ëÇÕ´Ï´Ù. °øÀ¯ Ű ¹× ¾ÏÈ£È ¾Ë°í¸®Áò°ú °°Àº SSL º¸¾È ¸Å°³º¯¼öÀÇ ÀçÁ¶Á¤À» Á¦°ÅÇÏ¸é ¼¹ö´Â CPU Áֱ⸦ ÀúÀåÇϰí Ŭ¶óÀÌ¾ðÆ®´Â »¡¸® ÀÀ´äÀ» ¹Þ°Ô µË´Ï´Ù. SSL ¼¼¼Ç ID ¿¬°ü °ü°è¸¦ »ç¿ë °¡´ÉÇÏ°Ô Çϱâ À§Çؼ´Â Æ÷Æ®¿¡ ÁöÁ¤µÈ protocol À¯ÇüÀº SSLÀÌ°í Æ÷Æ® stickytimeÀº
0ÀÌ ¾Æ´Ñ °ªÀ¸·Î ¼³Á¤ÇØ¾ß ÇÕ´Ï´Ù. stickytimeÀÌ ÃʰúµÇ¸é Ŭ¶óÀÌ¾ðÆ®°¡ ÀÌÀü°ú ´Ù¸¥ ¼¹ö·Î Àü¼ÛµÉ ¼ö ÀÖ½À´Ï´Ù.
Dispatcher content-based routing(DispatcherÀÇ nat ¶Ç´Â cbr Àü´Þ ¹æ¹ý ±¸¼º¿¡ ´ëÇÑ »ùÇà ´Ü°èµµ ÂüÁ¶)À» ±¸ÇöÇÏ·Á¸é ´ÙÀ½À» ¼öÇàÇϽʽÿÀ.
dscontrol server add cluster:port:server mapport value returnaddress rtrnaddress router rtraddress
dscontrol rule 125.22.22.03:80:contentRule1 type content pattern pattern
¿©±â¼, patternÀº ³»¿ë À¯Çü ±ÔÄ¢¿¡ »ç¿ëÇÒ ÆÐÅÏÀ» ÁöÁ¤ÇÕ´Ï´Ù. ÄÁÅÙÃ÷ ±ÔÄ¢ À¯Çü¿¡ ´ëÇÑ ÀÚ¼¼ÇÑ Á¤º¸´Â ¿äû ³»¿ë¿¡ µû¶ó ±ÔÄ¢ »ç¿ëÀ» ÂüÁ¶ÇϽʽÿÀ. patternÀÇ À¯È¿ÇÑ Ç¥Çö½Ä¿¡ ´ëÇÑ ÀÚ¼¼ÇÑ Á¤º¸´Â ºÎ·Ï B, ÄÁÅÙÃ÷ ±ÔÄ¢(ÆÐÅÏ) ±¸¹®À» ÂüÁ¶ÇϽʽÿÀ.
±×¸² 12. DispatcherÀÇ nat ¶Ç´Â cbr Àü´Þ ¹æ¹ý »ç¿ë ¿¹Á¦
±×¸² 12ÀÇ °æ¿ì, ´ÙÀ½Àº DispatcherÀÇ nat ¶Ç´Â cbr Àü´Þ ¹æ¹ýÀ» ÃÖ¼Ò·Î ±¸¼ºÇϱâ À§ÇØ ÇÊ¿äÇÑ ´Ü°èÀÔ´Ï´Ù.
1.Start the executor dscontrol executor start 2.Define the client gateway dscontrol executor set clientgateway 1.2.3.5 3.Define the cluster address dscontrol cluster add 1.2.3.44 4.Configure the cluster address dscontrol executor configure 1.2.3.44 5.Define the port with a method of nat or cbr dscontrol port add 1.2.3.44:80 method nat or dscontrol port add 1.2.3.44:80 method cbr protocol http 6.Configure an alias return address on Load Balancer (using ethernet card 0) dscontrol executor configure 10.10.10.99 or use the ifconfig/dsconfig command: AIX: ifconfig en0 alias 10.10.10.99 netmask 255.255.255.0 Linux: ifconfig eth0:1 10.10.10.99 netmask 255.255.255.0 up Solaris 7: ifconfig hme0:1 10.10.10.99 netmask 255.255.255.0 up Solaris 8: ifconfig hme0 addif 10.10.10.99 netmask 255.255.255.0 up Windows: dsconfig en0 alias 10.10.10.99 netmask 255.255.255.0 7.Define the backend servers dscontrol server add 1.2.3.4:80:192.10.10.10 router 10.10.10.6 returnaddress 10.10.10.99
Ŭ¶óÀÌ¾ðÆ® °ÔÀÌÆ®¿þÀÌ(1.2.3.5)´Â Load Balancer¿Í Ŭ¶óÀÌ¾ðÆ® »çÀÌÀÇ ¶ó¿ìÅÍ 1 ÁÖ¼ÒÀÔ´Ï´Ù. ¶ó¿ìÅÍ(10.10.10.6)´Â Load Balancer¿Í ¹é¿£µå ¼¹ö »çÀÌÀÇ ¶ó¿ìÅÍ 2 ÁÖ¼ÒÀÔ´Ï´Ù. Ŭ¶óÀÌ¾ðÆ® °ÔÀÌÆ®¿þÀÌ ¶Ç´Â ¶ó¿ìÅÍ 2 ÁÖ¼Ò¸¦ È®½ÇÈ÷ ¾ËÁö ¸øÇÒ °æ¿ì, Ŭ¶óÀ̾ðÆ®(¶Ç´Â ¼¹ö) ÁÖ¼Ò¿Í ÇÔ²² traceroute ÇÁ·Î±×·¥À» »ç¿ëÇÏ¿© ¶ó¿ìÅÍ ÁÖ¼Ò¸¦ ÆÇ´ÜÇÒ ¼ö ÀÖ½À´Ï´Ù. ÀÌ ÇÁ·Î±×·¥ÀÇ Á¤È®ÇÑ ±¸¹®Àº »ç¿ëÇÏ´Â ¿î¿µ üÁ¦¿¡ µû¶ó ´Þ¶óÁý´Ï´Ù. ÀÌ ÇÁ·Î±×·¥¿¡ °üÇÑ ÀÚ¼¼ÇÑ Á¤º¸´Â ¿î¿µ üÁ¦ ¹®¼¸¦ ÂüÁ¶ÇØ¾ß ÇÕ´Ï´Ù.
¼¹ö°¡ Load Balancer¿Í µ¿ÀÏÇÑ ¼ºê³Ý¿¡ ÀÖÀ» °æ¿ì Áï, traceroute¸¦ »ç¿ëÇÏ¿© ¸®ÅÏµÈ ¶ó¿ìÅͰ¡ ¾øÀ» °æ¿ì ¼¹ö ÁÖ¼Ò¸¦ ¶ó¿ìÅÍ ÁÖ¼Ò·Î ÀÔ·ÂÇϽʽÿÀ. ¶ó¿ìÅÍ ÁÖ¼Ò´Â 7´Ü°è¿¡¼ Load Balancer ½Ã½ºÅÛ¿¡ ±¸¼ºµÈ ÁÖ¼ÒÀÔ´Ï´Ù.
¼¹ö¸¦ ºÐÇÒÇÏ¸é Æ¯Á¤ URL°ú °íÀ¯ ÀÀ¿ëÇÁ·Î±×·¥À» ÆÇº°ÇÒ ¼ö ÀÖ½À´Ï´Ù. ¿¹¸¦ µé¾î, ÇϳªÀÇ À¥ ¼¹ö¿¡¼ JSP ÆäÀÌÁö, HTML ÆäÀÌÁö, GIF ÆÄÀÏ, µ¥ÀÌÅͺ£À̽º ¿äû µîÀ» Á¦°øÇÒ ¼ö ÀÖ½À´Ï´Ù. ÀÌÁ¦ Load Balancer´Â ÇϳªÀÇ Å¬·¯½ºÅÍ¿Í Æ¯Á¤ Æ÷Æ® ¼¹ö¸¦ ¸î °³ÀÇ ³í¸® ¼¹ö·Î ºÐÇÒÇÏ´Â ±â´ÉÀ» Á¦°øÇÕ´Ï´Ù. ÀÌ ±â´ÉÀ¸·Î ½Ã½ºÅÛÀÇ Æ¯Á¤ ¼ºñ½º¿¡ ±Ç°íÇÏ¿© servlet ¿£ÁøÀ̳ª µ¥ÀÌÅͺ£À̽º ¿äûÀÌ ´õ ºü¸£°Ô ½ÇÇà ÁßÀÎÁö ¶Ç´Â ±×·¸Áö ¾ÊÀºÁö¸¦ ¹ß°ßÇÒ ¼ö ÀÖ½À´Ï´Ù.
¼¹ö ÆÄƼ¼ÇÀ» »ç¿ëÇÏ¸é ¿¹¸¦ µé¾î, Load Balancer¿¡¼ HTML ¼ºñ½º°¡ ÆäÀÌÁö¸¦ ½Å¼ÓÇÏ°Ô Á¦°øÇÏ´Â °ÍÀ» ¹ß°ßÇÒ ¼ö ÀÖÁö¸¸ µ¥ÀÌÅͺ£À̽º ¿¬°áÀÌ ÁßÁöµÈ °Íµµ ¹ß°ßÇÒ ¼ö ÀÖ½À´Ï´Ù. ÀÌ ±â´ÉÀ¸·Î ¼¹ö ±Ô¸ðÀÇ °¡ÁßÄ¡°¡ ¾Æ´Ï¶ó º¸´Ù ¼¼¹ÐÇÑ Æ¯Á¤ ¼ºñ½º ÀÛ¾÷·Îµå¸¦ ±â¹ÝÀ¸·Î ·Îµå¸¦ ºÐ»ê½Ãų ¼ö ÀÖ½À´Ï´Ù.
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È£½ºÆ® ÆË¾÷ ¸Þ´º¿¡ Ç¥½ÃµÈ »õ ±¸¼º ·Îµå ¿É¼Ç(ÇöÀç ±¸¼ºÀ» ¿ÏÀüÈ÷ ¹Ù²Ù±â À§ÇÑ ¿É¼Ç) ¹× ÇöÀç ±¸¼º¿¡ Ãß°¡ ¿É¼Ç(ÇöÀç ±¸¼ºÀ» °»½ÅÇϱâ À§ÇÑ ¿É¼Ç)À» »ç¿ëÇÏ¿© ±âÁ¸ Dispatcher ±¸¼º ÆÄÀÏÀ» ·ÎµåÇÒ ¼ö ÀÖ½À´Ï´Ù. È£½ºÆ® ÆË¾÷ ¸Þ´º¿¡ ÀÖ´Â ´Ù¸¥ ¿É¼ÇÀÎ ±¸¼º ÆÄÀÏ ÀúÀå ¿É¼ÇÀ» »ç¿ëÇÏ¿© Dispatcher ±¸¼ºÀ» ÆÄÀÏ¿¡ Á¤±âÀûÀ¸·Î ÀúÀåÇØ¾ß ÇÕ´Ï´Ù. GUIÀÇ ¸Ç À§¿¡ ÀÖ´Â ÆÄÀÏ ¸Þ´º¸¦ »ç¿ëÇÏ¿© ÇöÀç È£½ºÆ® ¿¬°áÀ» ÆÄÀÏ·Î ÀúÀåÇϰųª ¸ðµç Load Balancer ±¸¼º¿ä¼Ò¿¡ °ÉÃÄ ±âÁ¸ ÆÄÀÏÀÇ ¿¬°áÀ» º¹¿øÇÒ ¼ö ÀÖ½À´Ï´Ù.
±¸¼º ¸í·ÉÀº ¿ø°ÝÀ¸·Î ½ÇÇàµÉ ¼öµµ ÀÖ½À´Ï´Ù. ÀÚ¼¼ÇÑ ³»¿ëÀº ¿ø°Ý ¸Þ¼Òµå È£Ãâ(RMI)À» ÂüÁ¶ÇϽʽÿÀ.
GUI¿¡¼ ¸í·ÉÀ» ½ÇÇàÇÏ·Á¸é GUI Æ®¸®¿¡¼ È£½ºÆ® ³ëµå¸¦ °Á¶Ç¥½ÃÇÑ ´ÙÀ½ È£½ºÆ® ÆË¾÷ ¸Þ´º¿¡¼ ¸í·É Àü¼Û....À» ¼±ÅÃÇϽʽÿÀ. ¸í·É ÀÔ·Â Çʵ忡¼´Â executor report¿Í °°ÀÌ ½ÇÇàÇÏ·Á´Â ¸í·ÉÀ» ÀÔ·ÂÇϽʽÿÀ. ÇöÀç ¼¼¼Ç¿¡¼ ½ÇÇàµÇ´Â ¸í·ÉÀÇ °á°ú ¹× È÷½ºÅ丮°¡ Á¦°øµÇ´Â â¿¡ ³ªÅ¸³³´Ï´Ù.
Load Balancer â ¿À¸¥ÂÊ »ó´Ü ±¸¼®ÀÇ ¹°À½Ç¥¸¦ ´©¸£¸é, µµ¿ò¸»ÀÌ Ç¥½ÃµË´Ï´Ù.
GUI »ç¿ë¿¡ ´ëÇÑ ÀÚ¼¼ÇÑ ³»¿ëÀº ºÎ·Ï A, GUI: ÀÏ¹Ý ¸í·ÉÀ» ÂüÁ¶ÇϽʽÿÀ.
±¸¼º ¸¶¹ý»ç¸¦ »ç¿ë ÁßÀ̸é, ´ÙÀ½ ´Ü°è¸¦ ¼öÇàÇϽʽÿÀ.
dsserver
¸¶¹ý»ç´Â Dispatcher ±¸¼º¿ä¼ÒÀÇ ±âº» ±¸¼º ÀÛ¼º ÇÁ·Î¼¼½º¸¦ ´Ü°èº°·Î ¾È³»ÇÕ´Ï´Ù. »ç¿ëÀÚ¿¡°Ô »ç¿ëÀÚ ³×Æ®¿öÅ©¿¡ °üÇØ Áú¹®Çϸç, ¼¹ö ±×·ì°£ÀÇ Åë½Å·® ·Îµå ¹ë·±½º¸¦ À§ÇÑ DispatcherÀÇ Å¬·¯½ºÅÍ ¼³Ä¡¸¦ ¾È³»ÇÕ´Ï´Ù.
Dispatcher ½Ã½ºÅÛÀ» ¼³Á¤ÇÏ·Á¸é ·çÆ® »ç¿ëÀÚ(AIX, Linux ¶Ç´Â SolarisÀÇ °æ¿ì) ¶Ç´Â Windows 2000¿¡¼´Â °ü¸®ÀÚ¿©¾ß ÇÕ´Ï´Ù.
AIX, Linux ¹× SolarisÀÇ °æ¿ì¿¡¸¸ Load Balancer¿¡ °áÇÕ ¹èÄ¡ ¼¹ö°¡ ÀÖÀ» ¼ö ÀÖ½À´Ï´Ù. À̰ÍÀº Load Balancer°¡ ·Îµå ¹ë·±½º¸¦ À¯ÁöÇϰí ÀÖ´Â ¼¹ö ½Ã½ºÅÛ¿¡ ½ÇÁ¦·Î »óÁÖÇÒ ¼ö ÀÖÀ½À» ÀǹÌÇÒ »ÓÀÔ´Ï´Ù.
Dispatcher ½Ã½ºÅÛ¿¡ ´ëÇØ ÃÖ¼ÒÇÑ µÎ °³ÀÇ À¯È¿ÇÑ IP ÁÖ¼Ò°¡ ÇÊ¿äÇÕ´Ï´Ù.
ÀÌ IP ÁÖ¼Ò´Â Dispatcher ½Ã½ºÅÛÀÇ ±âº» IP Áּҷμ ºñÀü´Þ ÁÖ¼Ò(NFA)¶ó°í ÇÕ´Ï´Ù. ÀÌ ÁÖ¼Ò´Â ±âº»ÀûÀ¸·Î hostname ¸í·ÉÀ¸·Î ¸®ÅϵǴ ÁÖ¼Ò¿Í °°¾Æ¾ß ÇÕ´Ï´Ù. ÅÚ³ÝÀ» ÅëÇØ ¿ø°Ý ±¸¼ºÀ» ¼öÇàÇϰųª SNMP ¼ºê¿¡ÀÌÀüÆ®¿¡ ¾×¼¼½ºÇÏ´Â ÀÛ¾÷°ú °°ÀÌ °ü¸®¿ëÀ¸·Î ½Ã½ºÅÛÀ» ¿¬°áÇÏ·Á¸é ÀÌ ÁÖ¼Ò¸¦ »ç¿ëÇϽʽÿÀ. Dispatcher ½Ã½ºÅÛÀÌ ÀÌ¹Ì ³×Æ®¿öÅ©¿¡¼ ´Ù¸¥ ½Ã½ºÅÛÀ» pingÇÒ ¼ö ÀÖÀ¸¸é, ºñÀü´Þ ÁÖ¼Ò¸¦ ¼³Á¤Çϱâ À§ÇØ ÃëÇØ¾ß ÇÒ Á¶Ä¡´Â ´õ ÀÌ»ó ¾ø½À´Ï´Ù.
Ŭ·¯½ºÅÍ ÁּҴ ȣ½ºÆ® À̸§(¿¹: www.yourcompany.com)°ú ¿¬°üµÈ ÁÖ¼ÒÀÔ´Ï´Ù. ÀÌ IP ÁּҴ Ŭ·¯½ºÅÍ¿¡¼ ¼¹ö¿¡ ¿¬°áÇϱâ À§ÇØ Å¬¶óÀÌ¾ðÆ®¿¡¼ »ç¿ëÇÕ´Ï´Ù. ÀÌ ÁÖ¼Ò´Â Dispatcher¿¡¼ ·Îµå ¹ë·±½ºµÈ ÁÖ¼ÒÀÔ´Ï´Ù.
Solaris Àü¿ë
±âº» ¼³Á¤À» º¯°æÇÏ·Á¸é, /opt/ibm/edge/lb/servers/ibmnd.conf ÆÄÀÏÀ» ´ÙÀ½°ú °°ÀÌ ÆíÁýÇØ¾ß ÇÕ´Ï´Ù.
¿¹¸¦ µé¾î, µÎ °³ÀÇ 100Mbps ÀÌ´õ³Ý ¾î´ðÅ͸¦ »ç¿ëÇÏ·Á¸é ibmnd.conf ÆÄÀÏ¿¡ hme ÀåÄ¡¸¦ ÁöÁ¤ÇÏ´Â ´ÜÀÏ ÇàÀÌ ÀÖ¾î¾ß ÇÕ´Ï´Ù. ÇϳªÀÇ 10Mbps ÀÌ´õ³Ý ¾î´ðÅÍ¿Í 100Mbps ÀÌ´õ³Ý ¾î´ðÅ͸¦ »ç¿ëÇÏ·Á¸é, ibmnd.conf ÆÄÀÏ¿¡ µÎ ÇàÀÌ ÀÖ¾î¾ß Çϴµ¥, ÇÑ Çà¿¡¼´Â le ÀåÄ¡¸¦ ÁöÁ¤ÇÏ°í ´Ù¸¥ ÇÑ Çà¿¡¼´Â hme ÀåÄ¡¸¦ ÁöÁ¤ÇÕ´Ï´Ù.
ibmnd.conf ÆÄÀÏÀº Solaris autopush ¸í·É¿¡ ´ëÇÑ ÀÔ·ÂÀ» Á¦°øÇϸç autopush ¸í·É°ú ȣȯ °¡´ÉÇØ¾ß ÇÕ´Ï´Ù.
¿¹¸¦ µé¾î, Ŭ·¯½ºÅÍ X ¹× Y°¡ ibmnd.conf¿¡ ³ª¿µÈ ¾î´ðÅÍÀÇ CBR ±¸¼º¿ä¼Ò°¡ »ç¿ëÇϵµ·Ï ±¸¼ºµÈ °æ¿ì Ŭ·¯½ºÅÍ X ¹× Y´Â dscontrol executor start ¶Ç´Â dscontrol executor stop ¸í·ÉÀÌ ½ÇÇàµÉ ¶§ ±¸¼º ÇØÁ¦µË´Ï´Ù. ÀÌ´Â ¿øÇÏÁö ¾Ê´Â °á°úÀÏ ¼ö ÀÖ½À´Ï´Ù. Ŭ·¯½ºÅÍ X ¹× Y°¡ goAliases ½ºÅ©¸³Æ®¿¡¼ ±¸¼ºµÈ °æ¿ì Dispatcher ½ÇÇà ÇÁ·Î±×·¥ÀÌ ½ÃÀÛÇϰųª Á¤ÁöµÈ ÈÄ Å¬·¯½ºÅÍ´Â ÀÚµ¿À¸·Î ´Ù½Ã ±¸¼ºµË´Ï´Ù.
Windows 2000 Àü¿ë: TCP/IP ÇÁ·ÎÅäÄÝ¿¡ ´ëÇØ IP Àü´ÞÀÌ ÀÛµ¿µÇÁö ¾Ê´ÂÁö È®ÀÎÇϽʽÿÀ(Windows 2000 TCP/IP ±¸¼º ÂüÁ¶).
±×¸² 15´Â ´ÜÀÏ Å¬·¯½ºÅÍ, µÎ °³ÀÇ Æ÷Æ® ¹× ¼¼ °³ÀÇ ¼¹ö·Î ¼³Á¤µÈ Dispatcher ¿¹¸¦ º¸¿©ÁÝ´Ï´Ù.
±×¸² 15. Dispatcher ½Ã½ºÅÛ¿¡ ´ëÇØ ÇÊ¿äÇÑ IP ÁÖ¼Ò ¿¹Á¦
ÀÌ ÀýÂ÷¿¡¼ »ç¿ëµÇ´Â ¸í·É¿¡ ´ëÇÑ µµ¿ò¸»À» º¸·Á¸é Dispatcher ¹× CBR ¸í·É¾î ÂüÁ¶¼¸¦ ÂüÁ¶ÇϽʽÿÀ.
¿¹Á¦ ±¸¼º ÆÄÀÏÀ» º¸·Á¸é, ¿¹Á¦ Load Balancer ±¸¼º ÆÄÀÏÀ» ÂüÁ¶ÇϽʽÿÀ.
AIX, Linux ¹× Solaris: ¼¹ö ±â´ÉÀ» ½ÃÀÛÇÏ·Á¸é dsserver¸¦ ÀÔ·ÂÇϽʽÿÀ.
Windows 2000: ¼¹ö ±â´ÉÀÌ ¼ºñ½º·Î¼ ÀÚµ¿À¸·Î ½ÃÀ۵˴ϴÙ.
»ç¿ëÀÚ°¡ default.cfg¿¡ Dispatcher ±¸¼ºÀ» ÀúÀåÇϱâ·Î Çϸé ÀÌ ÆÄÀÏ¿¡ ÀúÀåµÈ ¸ðµç ³»¿ëÀÌ dsserver°¡ ½ÃÀ۵Ǵ ´ÙÀ½ ¹ø¿¡ ÀÚµ¿À¸·Î ·ÎµåµË´Ï´Ù.
½ÇÇà ÇÁ·Î±×·¥ ±â´ÉÀ» ½ÃÀÛÇÏ·Á¸é, dscontrol executor start ¸í·ÉÀ» ÀÔ·ÂÇϽʽÿÀ. À̶§ ¿©·¯°¡Áö ½ÇÇà ÇÁ·Î±×·¥ ¼³Á¤À» º¯°æÇÒ ¼öµµ ÀÖ½À´Ï´Ù. Dispatcher ¹× CBR ¸í·É¾î ÂüÁ¶¼¸¦ ÂüÁ¶ÇϽʽÿÀ.
ºñÀü´Þ ÁÖ¼Ò´Â ÀÌ ½Ã½ºÅÛ¿¡ ÅÚ³Ý ¶Ç´Â SNMP »ç¿ë°ú °°Àº °ü¸®¿ëÀ¸·Î ½Ã½ºÅÛ¿¡ ¿¬°áÇÏ´Â µ¥ »ç¿ëÇÕ´Ï´Ù. ±âº»ÀûÀ¸·Î ÀÌ ÁּҴ ȣ½ºÆ® À̸§ÀÔ´Ï´Ù.
ºñÀü´Þ ÁÖ¼Ò¸¦ Á¤ÀÇÇÏ·Á¸é, dscontrol executor set nfa IP_address ¸í·ÉÀ» ÀÔ·ÂÇϰųª ¿¹Á¦ ±¸¼º ÆÄÀÏÀ» ÆíÁýÇϽʽÿÀ. IP_address´Â ±âÈ£ À̸§ ¶Ç´Â Á¡ºÐ¸® 10Áø¼ö ÁÖ¼ÒÀÔ´Ï´Ù.
Dispatcher´Â Ŭ·¯½ºÅÍ ÁÖ¼Ò·Î Àü¼ÛµÈ ¿äûÀ» ÇØ´ç Ŭ·¯½ºÅÍÀÇ Æ÷Æ®¿¡ ±¸¼ºµÈ ¼¹ö·Î ¹ë·±½ºÇÕ´Ï´Ù.
Ŭ·¯½ºÅÍ´Â ±âÈ£ À̸§, Á¡ºÐ¸® 10Áø¼ö ÁÖ¼Ò ¶Ç´Â ¿ÍÀϵå Ä«µå Ŭ·¯½ºÅ͸¦ Á¤ÀÇÇϴ Ư¼ö ÁÖ¼Ò 0.0.0.0ÀÔ´Ï´Ù. Ŭ·¯½ºÅ͸¦ Á¤ÀÇÇÏ·Á¸é, dscontrol cluster add ¸í·ÉÀ» ½ÇÇàÇϽʽÿÀ. Ŭ·¯½ºÅÍ ¿É¼ÇÀ» ¼³Á¤ÇÏ·Á¸é, dscontrol cluster set ¸í·ÉÀ» ¹ßÇàÇϰųª GUI¸¦ »ç¿ëÇÏ¿© ¸í·ÉÀ» ½ÇÇàÇϽʽÿÀ. ¿ÍÀϵå Ä«µå Ŭ·¯½ºÅÍ´Â ·Îµå ¹ë·±½º¸¦ ¼öÇàÇÒ ¼ö½Å ÆÐŶ¿¡ ¿©·¯ IP ÁÖ¼Ò¸¦ ´ëÀÀ½ÃŰ´Â µ¥ »ç¿ëÇÒ ¼ö ÀÖ½À´Ï´Ù. ÀÚ¼¼ÇÑ Á¤º¸´Â ¿ÍÀϵå Ä«µå Ŭ·¯½ºÅ͸¦ »ç¿ëÇÏ¿© ¼¹ö ±¸¼º Á¶ÇÕ, ¿ÍÀϵå Ä«µå Ŭ·¯½ºÅ͸¦ »ç¿ëÇÏ¿© ¹æÈº® ·Îµå ¹ë·±½º ¼öÇà ¹× Åõ¸í ÇÁ·Ï½ÃÀÇ °æ¿ì Caching Proxy°¡ ÀÖ´Â ¿ÍÀϵå Ä«µå Ŭ·¯½ºÅÍ »ç¿ëÀ» ÂüÁ¶ÇϽʽÿÀ.
ÀÏ´Ü Å¬·¯½ºÅͰ¡ Á¤ÀǵǾúÀ¸¸é, ÀϹÝÀûÀ¸·Î Dispatcher ½Ã½ºÅÛÀÇ ³×Æ®¿öÅ© ÀÎÅÍÆäÀ̽º Ä«µå Áß Çϳª¿¡ Ŭ·¯½ºÅÍ ÁÖ¼Ò¸¦ ±¸¼ºÇØ¾ß ÇÕ´Ï´Ù.
À̸¦ ¼öÇàÇÏ·Á¸é, dscontrol executor configure cluster_address ¸í·ÉÀ» ½ÇÇàÇϽʽÿÀ. À̷νá, Ŭ·¯½ºÅÍ ÁÖ¼Ò¿Í µ¿ÀÏÇÑ ¼ºê³Ý¿¡ ¼ÓÇÏ´Â ±âÁ¸ÀÇ ÁÖ¼Ò°¡ ÀÖ´Â ¾î´ðÅ͸¦ ã°Ô µË´Ï´Ù. ±× ´ÙÀ½, ãÀº ¾î´ðÅÍ¿Í ÇØ´ç ¾î´ðÅÍ¿¡ ÀÖ´Â ±âÁ¸ ÁÖ¼ÒÀÇ ³Ý¸¶½ºÅ©¸¦ »ç¿ëÇÏ¿© Ŭ·¯½ºÅÍ ÁÖ¼Ò¿¡ ¿î¿µ üÁ¦ÀÇ ¾î´ðÅÍ ±¸¼º ¸í·ÉÀ» ½ÇÇàÇÕ´Ï´Ù. ¿¹¸¦ µé¾î,
dscontrol executor configure 204.67.172.72
Ŭ·¯½ºÅÍ ÁÖ¼Ò¸¦ ±¸¼ºÇÏÁö ¾Ê´Â ȯ°æÀº °í°¡¿ë¼º ¸ðµåÀÇ ´ë±â ¼¹ö¿¡ Ãß°¡µÈ Ŭ·¯½ºÅͳª ¿ø°Ý ¼¹öÀÇ ¿ªÇÒÀ» ÇÏ´Â ±¤¿ª Dispatcher·Î Ãß°¡µÈ Ŭ·¯½ºÅ͸¦ À§ÇÑ °ÍÀÔ´Ï´Ù. ¶ÇÇÑ µ¶¸³ ½ÇÇà ¸ðµå¿¡¼ ¿¹Á¦ goIdle ½ºÅ©¸³Æ®¸¦ »ç¿ëÇÒ °æ¿ì, executor configure ¸í·ÉÀ» ½ÇÇàÇÏÁö ¾Ê¾Æµµ µË´Ï´Ù. goIdle ½ºÅ©¸³Æ®¿¡ ´ëÇØ¼´Â ½ºÅ©¸³Æ® »ç¿ë¿¡¼ ÀÚ¼¼ÇÑ Á¤º¸¸¦ ÂüÁ¶ÇϽʽÿÀ.
µå¹® °æ¿ìÁö¸¸ ±âÁ¸ ÁÖ¼ÒÀÇ ¾î¶² ¼ºê³Ý°úµµ ÀÏÄ¡ÇÏÁö ¾Ê´Â Ŭ·¯½ºÅÍ ÁÖ¼Ò°¡ ÀÖÀ» ¼ö ÀÖ½À´Ï´Ù. ÀÌ °æ¿ì¿¡´Â executor ±¸¼º ¸í·ÉÀÇ µÎ ¹øÂ° ¾ç½ÄÀ» »ç¿ëÇÏ¿© ÀÎÅÍÆäÀ̽º À̸§°ú ³Ý¸¶½ºÅ©¸¦ ¸í½ÃÀûÀ¸·Î Á¦°øÇϽʽÿÀ. dscontrol executor configure cluster_address interface_name netmask¸¦ »ç¿ëÇϽʽÿÀ.
¸î °¡Áö ¿¹Á¦°¡ ´ÙÀ½¿¡ ³ª¿Í ÀÖ½À´Ï´Ù.
dscontrol executor configure 204.67.172.72 en0 255.255.0.0 (AIX) dscontrol executor configure 204.67.172.72 eth0:1 255.255.0.0 (Linux) dscontrol executor configure 204.67.172.72 le0:1 255.255.0.0 (Solaris 7) dscontrol executor configure 204.67.172.72 le0 255.255.0.0 (Solaris 8) dscontrol executor configure 204.67.172.72 en1 255.255.0.0 (Windows 2000)
Windows 2000¿¡¼ executor configure ¸í·ÉÀÇ µÎ ¹øÂ° ¾ç½ÄÀ» »ç¿ëÇÏ·Á¸é »ç¿ëÇÒ ÀÎÅÍÆäÀ̽º À̸§À» ÆÇº°ÇØ¾ß ÇÕ´Ï´Ù.
»ç¿ëÀÚ ½Ã½ºÅÛ¿¡ ÀÌ´õ³Ý Ä«µå°¡ Çϳª¸¸ ÀÖÀ¸¹Ç·Î, ÀÎÅÍÆäÀ̽º À̸§Àº en1ÀÔ´Ï´Ù. ¸¶Âù°¡Áö·Î ÅäÅ«¸µ Ä«µå°¡ Çϳª¸¸ ÀÖÀ¸¸é ÀÎÅÍÆäÀ̽º À̸§Àº tr1ÀÌ µË´Ï´Ù. ¾î´À À¯ÇüÀ̵ç Ä«µå°¡ ¿©·¯ °³ ÀÖÀ¸¸é, Ä«µå ¸ÊÇÎÀ» ÆÇº°ÇØ¾ß ÇÕ´Ï´Ù. ´ÙÀ½ ´Ü°è¸¦ ¼öÇàÇϽʽÿÀ.
³×Æ®¿öÅ© ÀÎÅÍÆäÀ̽º ¾î´ðÅͰ¡ ³×Æ®¿öÅ© Ä«µå ¾Æ·¡¿¡ ³ª¿µË´Ï´Ù. ÀÎÅÍÆäÀ̽º°¡ ÀÌ´õ³ÝÀÎÁö ÅäÅ«¸µÀÎÁö ÆÇº°ÇÏ·Á¸é, Çϳª¾¿ ´·¯ º¸½Ê½Ã¿À. ÀÎÅÍÆäÀ̽º À¯ÇüÀÌ ¼³¸í Ä÷³¿¡ ³ª¿µË´Ï´Ù. dsconfig¿¡¼ ÁöÁ¤µÈ À̸§Àº ÀÎÅÍÆäÀ̽º À¯ÇüÀ¸·Î ¸ÅÇε˴ϴÙ. ¿¹¸¦ µé¸é, ¸ñ·Ï¿¡¼ ù ¹øÂ° ÀÌ´õ³Ý ÀÎÅÍÆäÀ̽º°¡ dsconfig¿¡ ÀÇÇØ en0À¸·Î ÁöÁ¤µÇ°í µÎ ¹øÂ°°¡ en1·Î ÁöÁ¤µÇ¸ç, ù ¹øÂ° ÅäÅ«¸µ ÀÎÅÍÆäÀ̽º´Â tr0À¸·Î ÁöÁ¤µÇ°í µÎ ¹øÂ°´Â tr1·Î ÁöÁ¤µÇ´Â ¹æ½ÄÀ¸·Î °è¼Ó ÁøÇàµË´Ï´Ù.
ÀÌ ¸ÊÇÎ Á¤º¸¸¦ È®º¸ÇÑ ÈÄ¿¡´Â Ŭ·¯½ºÅÍ ÁÖ¼Ò·Î ³×Æ®¿öÅ© ÀÎÅÍÆäÀ̽º»óÀÇ º°¸íÀ» ÀÛ¼ºÇÒ ¼ö ÀÖ½À´Ï´Ù.
½ÇÇà ÇÁ·Î±×·¥ ±¸¼º ¸í·ÉÀº ifconfig(¶Ç´Â Windows 2000¿¡¼ dsconfig) ¸í·É¸¸ ½ÇÇàÇϹǷΠ¿øÇϸé ifconfig(dsconfig) ¸í·ÉÀ» °è¼Ó »ç¿ëÇÒ ¼ö ÀÖ½À´Ï´Ù.
¸í·ÉÇàÀ» »ç¿ëÇÏ¿© Ŭ·¯½ºÅÍ º¯°æÀ» ±¸¼ºÇÒ ¼ö ÀÖµµ·Ï dsconfig ¸í·ÉÀÌ Dispatcher ±¸¼º¿ä¼Ò¿Í ÇÔ²² Á¦°øµË´Ï´Ù. dsconfig ¸í·ÉÀÇ ±¸¹®Àº UNIX(R) ifconfig ¸í·ÉÀÇ ±¸¹®°ú °°½À´Ï´Ù.
dsconfig en0 alias 204.67.172.72 netmask 255.255.0.0
ÀÎÅÍÆäÀ̽º À̸§À» °áÁ¤ÇÏ·Á¸é executor ±¸¼º ¸í·ÉÀÇ µÎ ¹øÂ° ¾ç½Ä°ú µ¿ÀÏÇÑ ±â¹ýÀ» »ç¿ëÇϽʽÿÀ.
¼¹öÀÇ IP¸¦ Æ÷ÇÔÇÏÁö ¾Ê´Â IP ÁÖ¼Ò ¸ñ·Ï¿¡ ¹ÙÀεåµÇ´Â ¹ÙÀÎµå °íÀ¯ ¼¹ö ÀÀ¿ëÇÁ·Î±×·¥À» »ç¿ëÇÒ ¶§´Â ifconfig ´ë½Å arp publish ¸í·ÉÀ» »ç¿ëÇÏ¿© Load Balancer ½Ã½ºÅÛ¿¡ IP ÁÖ¼Ò¸¦ µ¿ÀûÀ¸·Î ¼³Á¤ÇϽʽÿÀ.
¿¹¸¦ µé¾î,
arp -s <cluster> <Load Balancer MAC address> pub
Æ÷Æ®¸¦ Á¤ÀÇÇÏ·Á¸é, dscontrol port add cluster:port ¸í·ÉÀ» ÀÔ·ÂÇϰí, ¿¹Á¦ ±¸¼º ÆÄÀÏÀ» ÆíÁýÇϰųª GUI¸¦ »ç¿ëÇϽʽÿÀ. cluster´Â ±âÈ£ À̸§ ¶Ç´Â Á¡ºÐ¸® 10Áø¼ö ÁÖ¼ÒÀÔ´Ï´Ù. Port´Â ÇØ´ç ÇÁ·ÎÅäÄÝ¿¡ »ç¿ë ÁßÀÎ Æ÷Æ® ¹øÈ£ÀÔ´Ï´Ù. À̶§, ¿©·¯ °¡Áö Æ÷Æ® ¼³Á¤À» º¯°æÇÒ ¼öµµ ÀÖ½À´Ï´Ù. Æ÷Æ®¿¡ ´ëÇÑ ¸ðµç ¼¹ö¸¦ Á¤ÀÇÇÏ°í ±¸¼ºÇØ¾ß ÇÕ´Ï´Ù. Dispatcher ¹× CBR ¸í·É¾î ÂüÁ¶¼¸¦ ÂüÁ¶ÇϽʽÿÀ.
Æ÷Æ® ¹øÈ£ 0Àº ¿ÍÀϵå Ä«µå Æ÷Æ®¸¦ ÁöÁ¤ÇÏ´Â µ¥ »ç¿ëµË´Ï´Ù. ÀÌ Æ÷Æ®´Â Ŭ·¯½ºÅÍ¿¡ Á¤ÀÇµÈ Æ÷Æ®·Î Á¤ÇØÁöÁö ¾ÊÀº Æ÷Æ®ÀÇ Åë½Å·®À» ½ÂÀÎÇÕ´Ï´Ù. ¿ÍÀϵå Ä«µå Æ÷Æ®´Â ÀÓÀÇÀÇ Æ÷Æ®¿¡ ±ÔÄ¢°ú ¼¹ö¸¦ ±¸¼ºÇÏ´Â µ¥ »ç¿ëµË´Ï´Ù. ¶ÇÇÑ ÀÌ ±â´ÉÀº ¿©·¯ °³ÀÇ Æ÷Æ®¿¡ ´ëÇØ µ¿ÀÏÇÑ ¼¹ö/±ÔÄ¢ ±¸¼ºÀÌ ÀÖ´Â °æ¿ì¿¡ »ç¿ëµÉ ¼öµµ ÀÖ½À´Ï´Ù. ÇÑ Æ÷Æ®ÀÇ Æ÷Æ® Åë½Å·®Àº ´Ù¸¥ Æ÷Æ® Åë½Å·®ÀÇ ·Îµå ¹ë·±½º °áÁ¤¿¡ ¿µÇâÀ» ÁÝ´Ï´Ù. ¿ÍÀϵå Ä«µå Æ÷Æ®¸¦ »ç¿ëÇÒ ½Ã±â¿¡ ´ëÇÑ ÀÚ¼¼ÇÑ ³»¿ëÀº ¿ÍÀϵå Ä«µå Æ÷Æ®¸¦ »ç¿ëÇÏ¿© ±¸¼ºµÇ¾î ÀÖÁö ¾ÊÀº Æ÷Æ® Åë½Å·® ÁöÁ¤À» ÂüÁ¶ÇϽʽÿÀ.
·Îµå ¹ë·±½º ¼¹ö ½Ã½ºÅÛÀ» Á¤ÀÇÇÏ·Á¸é dscontrol server add cluster:port:server ¸í·ÉÀ» ÀÔ·ÂÇÏ°í ¿¹Á¦ ±¸¼º ÆÄÀÏÀ» ÆíÁýÇϰųª GUI¸¦ »ç¿ëÇϽʽÿÀ. Cluster ¹× server´Â ±âÈ£ À̸§ ¶Ç´Â Á¡ºÐ¸® 10Áø¼ö ÁÖ¼ÒÀÔ´Ï´Ù. port´Â ÇØ´ç ÇÁ·ÎÅäÄÝ¿¡ »ç¿ë ÁßÀÎ Æ÷Æ® ¹øÈ£ÀÔ´Ï´Ù. ·Îµå ¹ë·±½º¸¦ ¼öÇàÇϱâ À§Çؼ´Â Ŭ·¯½ºÅÍÀÇ Æ÷Æ®·Î µÑ ÀÌ»óÀÇ ¼¹ö¸¦ Á¤ÀÇÇØ¾ß ÇÕ´Ï´Ù.
¹ÙÀÎµå °íÀ¯ ¼¹ö: Dispatcher ±¸¼º¿ä¼Ò°¡ ¹ÙÀÎµå °íÀ¯ ¼¹ö·Î ·Îµå ¹ë·±½º ÁßÀÌ¸é ¹Ýµå½Ã Ŭ·¯½ºÅÍ ÁÖ¼Ò·Î ¹ÙÀÎµå µÇµµ·Ï ¼¹ö¸¦ ±¸¼ºÇØ¾ß ÇÕ´Ï´Ù. Dispatcher°¡ ¸ñÀûÁö IP ÁÖ¼Ò¸¦ º¯°æÇÏÁö ¾Ê°í ÆÐŶÀ» Àü´ÞÇϱ⠶§¹®¿¡ ÆÐŶÀÌ ¼¹ö¿¡ µµ´ÞÇÒ ¶§ ÆÐŶ¿¡´Â ¸ñÀûÁö·Î¼ Ŭ·¯½ºÅÍ ÁÖ¼Ò¸¦ ¿©ÀüÈ÷ Æ÷ÇÔÇÕ´Ï´Ù. ¼¹ö°¡ Ŭ·¯½ºÅÍ ÁÖ¼Ò°¡ ¾Æ´Ñ ´Ù¸¥ IP ÁÖ¼Ò·Î ¹ÙÀεåµÇµµ·Ï ±¸¼ºµÈ °æ¿ì, ¼¹ö´Â Ŭ·¯½ºÅÍ¿¡ ÁöÁ¤µÈ ÆÐŶ/¿äûÀ» ½ÂÀÎÇÒ ¼ö ¾ø½À´Ï´Ù.
´ÙÁß ÁÖ¼Ò °áÇÕ ¹èÄ¡: °áÇÕ ¹èÄ¡ ±¸¼º¿¡¼ ¹è¿µÈ ¼¹ö ½Ã½ºÅÛÀÇ ÁÖ¼Ò´Â NFA(ºñÀü´Þ ÁÖ¼Ò)¿Í µ¿ÀÏÇÏÁö ¾Ê¾Æµµ µË´Ï´Ù. ½Ã½ºÅÛÀÌ ¿©·¯ °³ÀÇ IP ÁÖ¼Ò¸¦ °®µµ·Ï Á¤ÀÇµÈ °æ¿ì ´Ù¸¥ ÁÖ¼Ò¸¦ »ç¿ëÇÒ ¼ö ÀÖ½À´Ï´Ù. Dispatcher ±¸¼º¿ä¼ÒÀÇ °æ¿ì, °áÇÕ ¹èÄ¡ ¼¹ö ½Ã½ºÅÛÀÌ dscontrol server ¸í·ÉÀ» »ç¿ëÇÏ¿© °áÇÕ ¹èÄ¡·Î Á¤ÀǵǾî¾ß ÇÕ´Ï´Ù. °áÇÕ ¹èÄ¡µÈ ¼¹ö¿¡ ´ëÇÑ ÀÚ¼¼ÇÑ ³»¿ëÀº °áÇÕ ¹èÄ¡µÈ ¼¹ö »ç¿ëÀ» ÂüÁ¶ÇϽʽÿÀ.
dscontrol ¼¹ö ¸í·É ±¸¹®¿¡ ´ëÇÑ ÀÚ¼¼ÇÑ ³»¿ëÀº dscontrol server -- ¼¹ö ±¸¼ºÀ» ÂüÁ¶ÇϽʽÿÀ.
°ü¸®ÀÚ ±â´ÉÀº ·Îµå ¹ë·±½º¸¦ Çâ»ó½Ãŵ´Ï´Ù. °ü¸®ÀÚ¸¦ ½ÃÀÛÇÏ·Á¸é, dscontrol manager start ¸í·ÉÀ» ÀÔ·ÂÇϰí, ¿¹Á¦ ±¸¼º ÆÄÀÏÀ» ÆíÁýÇϰųª GUI¸¦ »ç¿ëÇϽʽÿÀ.
±Ç°íÀÚ´Â ¿äû¿¡ ÀÀ´äÇÒ ¼ö ÀÖµµ·Ï ·Îµå ¹ë·±½º ¼¹ö ½Ã½ºÅÛÀÇ ±â´É¿¡ ´ëÇÑ ÀÚ¼¼ÇÑ Á¤º¸¸¦ °ü¸®ÀÚ¿¡ Á¦°øÇÕ´Ï´Ù. ±Ç°íÀÚ´Â ÇÁ·ÎÅäÄݸ¶´Ù °íÀ¯ÇÕ´Ï´Ù. ¿¹¸¦ µé¾î HTTP ±Ç°íÀÚ¸¦ ½ÃÀÛÇÏ·Á¸é ´ÙÀ½ ¸í·ÉÀ» ½ÇÇàÇϽʽÿÀ.
dscontrol advisor start http port
±Ç°íÀÚ ¸ñ·Ï ¹× ±âº» Æ÷Æ®¿¡ ´ëÇØ¼´Â Dispatcher ¹× CBR ¸í·É¾î ÂüÁ¶¼¸¦ ÂüÁ¶ÇϽʽÿÀ. °¢ ±Ç°íÀÚ¿¡ ´ëÇÑ ¼³¸íÀº ±Ç°íÀÚ ¸ñ·ÏÀ» ÂüÁ¶ÇϽʽÿÀ.
±Ç°íÀÚ¸¦ ½ÃÀÛÇÒ °æ¿ì, ·Îµå ¹ë·±½º °áÁ¤ ½Ã Æ÷ÇԵǴ ±Ç°íÀÚ Á¤º¸¿¡ ºÎ¿©µÈ Á߿伺ÀÇ ºñÀ²À» ¼öÁ¤ÇÒ ¼ö ÀÖ½À´Ï´Ù. Ŭ·¯½ºÅÍ ºñÀ²À» ¼³Á¤ÇÏ·Á¸é dscontrol cluster set cluster proportions ¸í·ÉÀ» ½ÇÇàÇϽʽÿÀ. ÀÚ¼¼ÇÑ ³»¿ëÀº »óÅ Á¤º¸¿¡ Á¦°øµÇ´Â Á߿伺 ºñÀ²À» ÂüÁ¶ÇϽʽÿÀ.
¼¹ö°¡ °áÇÕ ¹èÄ¡ ¼¹ö(Dispatcher°¡ ·Îµå ¹ë·±½ºÇÏ´Â µ¿ÀÏÇÑ ½Ã½ºÅÛ¿¡ ÀÖÀ½)À̰ųª nat ¶Ç´Â cbr Àü´Þ ¹æ¹ýÀ» »ç¿ëÇϰí ÀÖ´Â °æ¿ì ´ÙÀ½ ÀýÂ÷¸¦ ¼öÇàÇÏÁö ¸¶½Ê½Ã¿À.
mac Àü´Þ ¹æ¹ýÀ» »ç¿ëÇÒ ¶§ Dispatcher´Â IP ÁÖ¼Ò¸¦ Ãß°¡ÇÏ¿© ·çÇÁ¹é ¾î´ðÅ͸¦ ±¸¼ºÇÒ ¼ö ÀÖµµ·Ï ÇÏ´Â ¹é¿£µå ¼¹ö¿¡ ´ëÇØ¼¸¸ ÀÛ¾÷Çϱ⠶§¹®¿¡ ¹é¿£µå ¼¹ö´Â ARP(Address Resolution Protocol) ¿äû¿¡ ÀÀ´äÇÏÁö ¾Ê½À´Ï´Ù. ÀÌ ÀýÀÇ ´Ü°è¿¡ µû¶ó ·Îµå ¹ë·±½º ¼¹ö ½Ã½ºÅÛÀ» ¼³Á¤ÇϽʽÿÀ.
·Îµå ¹ë·±½º ¼¹ö ½Ã½ºÅÛÀÌ ÀÛµ¿ÇÏ·Á¸é, Ŭ·¯½ºÅÍ ÁÖ¼Ò¿¡ ·çÇÁ¹é ÀåÄ¡(lo0À̶ó°í ÇÔ)¸¦ ¼³Á¤(¶Ç´Â º°¸í ÁöÁ¤)ÇØ¾ß ÇÕ´Ï´Ù. mac Àü´Þ ¹æ¹ýÀ» »ç¿ëÇÒ ¶§, Dispatcher ±¸¼º¿ä¼Ò´Â TCP ¼¹ö ½Ã½ºÅÛÀ¸·Î ÆÐŶÀ» Àü´ÞÇϱâ Àü¿¡ TCP/IP ÆÐŶÀÇ ¸ñÀûÁö IP ÁÖ¼Ò¸¦ º¯°æÇÏÁö ¾Ê½À´Ï´Ù. ·çÇÁ¹é ÀåÄ¡¸¦ Ŭ·¯½ºÅÍ ÁÖ¼Ò·Î ¼³Á¤Çϰųª º°¸íÀ» ÁöÁ¤ÇÔÀ¸·Î½á, ·Îµå ¹ë·±½º ¼¹ö ½Ã½ºÅÛÀº Ŭ·¯½ºÅÍ ÁÖ¼Ò·Î ÁöÁ¤µÈ ÆÐŶÀ» ½ÂÀÎÇÕ´Ï´Ù.
³×Æ®¿öÅ© ÀÎÅÍÆäÀ̽º º°¸í ÁöÁ¤À» Áö¿øÇÏ´Â ¿î¿µ üÁ¦(AIX, Linux, Solaris ¶Ç´Â Windows 2000 µî)°¡ ÀÖÀ¸¸é, Ŭ·¯½ºÅÍ ÁÖ¼Ò¿¡ ·çÇÁ¹é ÀåÄ¡ÀÇ º°¸íÀ» ÁöÁ¤ÇØ¾ß ÇÕ´Ï´Ù. º°¸íÀ» Áö¿øÇÏ´Â ¿î¿µ üÁ¦¸¦ »ç¿ëÇϸé, ·Îµå ¹ë·±½º ¼¹ö ½Ã½ºÅÛÀ» ±¸¼ºÇÏ¿© ¿©·¯ °³ÀÇ Å¬·¯½ºÅÍ ÁÖ¼Ò¸¦ Á¦°øÇÒ ¼ö ÀÖ´Ù´Â ÀåÁ¡ÀÌ ÀÖ½À´Ï´Ù.
Linux Ä¿³Î ÆÐÄ¡°¡ ÇÊ¿äÇÑÁö º¸·Á¸é Linux Ä¿³Î ÆÐÄ¡ ¼³Ä¡(·çÇÁ¹é ÀÎÅÍÆäÀ̽º¿¡¼ arp ÀÀ´ä ¾ïÁ¦)¸¦ ÂüÁ¶ÇϽʽÿÀ.
Linux Ä¿³Î ¹öÀü 2.2.14 ÀÌ»óÀÎ °æ¿ì ifconfig ¸í·ÉÀ» ½ÇÇàÇϱâ Àü¿¡ ´ÙÀ½ ¸í·ÉÀ» ½ÇÇàÇϽʽÿÀ.
echo 1 > /proc/sys/net/ipv4/conf/lo/hidden echo 1 > /proc/sys/net/ipv4/conf/all/hidden
º°¸íÀ» Áö¿øÇÏÁö ¾Ê´Â ¿î¿µ üÁ¦°¡ ÀÖ´Â ¼¹öÀÇ °æ¿ì, Ŭ·¯½ºÅÍ ÁÖ¼Ò¿¡ ´ëÇØ ·çÇÁ¹é ÀåÄ¡¸¦ ¼³Á¤ÇØ¾ß ÇÕ´Ï´Ù.
Ç¥ 5¿¡ ³ª¿Í ÀÖ´Â ´ë·Î ¿î¿µ üÁ¦ÀÇ ¸í·ÉÀ»
»ç¿ëÇÏ¿© ·çÇÁ¹é ÀåÄ¡¸¦ ¼³Á¤Çϰųª ±× º°¸íÀ» ÁöÁ¤ÇϽʽÿÀ.
Ç¥ 5. DispatcherÀÇ ·çÇÁ¹é ÀåÄ¡(lo0)¿¡ º°¸í ÁöÁ¤ ¸í·É
ÀϺΠ¿î¿µ üÁ¦¿¡¼´Â ±âº» ¶ó¿ìÆ®°¡ ÀÛ¼ºµÇ¾úÀ» ¼ö ÀÖÀ¸³ª ÀÌ ¶ó¿ìÆ®´Â Á¦°ÅµÇ¾î¾ß ÇÕ´Ï´Ù.
route print
netstat -nr
Windows 2000 ¿¹Á¦:
Ȱ¼ºÈµÈ ¶ó¿ìÆ®: Network Address Netmask Gateway Address Interface Metric 0.0.0.0 0.0.0.0 9.67.128.1 9.67.133.67 1 9.0.0.0 255.0.0.0 9.67.133.158 9.67.133.158 1 9.67.128.0 255.255.248.0 9.67.133.67 9.67.133.67 1 9.67.133.67 255.255.255.255 127.0.0.1 127.0.0.1 1 9.67.133.158 255.255.255.255 127.0.0.1 127.0.0.1 1 9.255.255.255 255.255.255.255 9.67.133.67 9.67.133.67 1 127.0.0.0 255.0.0.0 127.0.0.1 127.0.0.1 1 224.0.0.0 224.0.0.0 9.67.133.158 9.67.133.158 1 224.0.0.0 224.0.0.0 9.67.133.67 9.67.133.67 1 255.255.255.255 255.255.255.255 9.67.133.67 9.67.133.67 1
9.0.0.0 255.0.0.0 9.67.133.158 9.67.133.158 1
¿©ºÐÀÇ ¶ó¿ìÆ®´Â »èÁ¦ÇØ¾ß ÇÕ´Ï´Ù. Ç¥ 6¿¡ ³ª¿Í ÀÖ´Â ¿î¿µ üÁ¦¿¡ µû¸¥ ¸í·ÉÀ» »ç¿ëÇÏ¿© ¿©ºÐÀÇ ¶ó¿ìÆ®¸¦ »èÁ¦ÇϽʽÿÀ.
¿¹Á¦: 2´Ü°èÀÇ "Ȱ¼º ¶ó¿ìÆ®" ¿¹Á¦ Å×ÀÌºí¿¡ Ç¥½ÃµÈ ¿©ºÐÀÇ ¶ó¿ìÆ®¸¦ »èÁ¦ÇÏ·Á¸é ´ÙÀ½À» ÀÔ·ÂÇϽʽÿÀ.
route delete 9.0.0.0 9.67.133.158
Ç¥ 6. Dispatcher¿¡ ´ëÇÑ ¿©ºÐÀÇ ¶ó¿ìÆ® »èÁ¦ ¸í·É
±×¸² 15¿¡ ³ª¿Í ÀÖ´Â ¿¹Á¦¸¦ »ç¿ëÇÏ¿© AIX¸¦ ½ÇÇà ÁßÀÎ ¼¹ö ½Ã½ºÅÛÀ» ¼³Á¤Çϸé, ¸í·ÉÀº ´ÙÀ½°ú °°½À´Ï´Ù.¡¡
route delete -net 204.0.0.0 204.67.172.72
¹é¿£µå ¼¹ö°¡ ¿Ã¹Ù¸£°Ô ±¸¼ºµÇ¾ú´ÂÁö È®ÀÎÇÏ·Á¸é, Load Balancer°¡ ½ÇÇàµÇÁö ¾Ê°í cluster¸¦ ±¸¼ºÇÏÁö ¾Ê¾ÒÀ» ¶§ µ¿ÀÏÇÑ ¼ºê³ÝÀÇ ¼·Î ´Ù¸¥ ½Ã½ºÅÛ¿¡¼ ´ÙÀ½ ´Ü°è¸¦ ¼öÇàÇϽʽÿÀ.
arp -d cluster
ping cluster
ÀÀ´äÀÌ ¾ø¾î¾ß ÇÕ´Ï´Ù. ping ¸í·É¿¡ ´ëÇÑ ÀÀ´äÀÌ ÀÖÀ¸¸é, ÀÎÅÍÆäÀ̽º¿¡ ´ëÇØ Ŭ·¯½ºÅÍ ÁÖ¼Ò¸¦ ifconfigÇÏÁö ¾Ê¾Ò´ÂÁö È®ÀÎÇϽʽÿÀ. Ŭ·¯½ºÅÍ ÁÖ¼Ò¿¡ ¹ßÇ¥µÈ arp Ç׸ñÀÌ ÀÖ´Â ½Ã½ºÅÛÀÌ ¾ø´ÂÁö È®ÀÎÇϽʽÿÀ.
Linux Ä¿³Î ¹öÀü 2.2.14 ÀÌ»óÀÇ °æ¿ì, /proc/sys/net/ipv4/conf/lo/hidden ¹× /proc/sys/net/ipv4/conf/all/hidden¿¡ "1"ÀÌ ÀÖ´ÂÁö È®ÀÎÇϽʽÿÀ.
arp -a
¸í·É Ãâ·Â¿¡ ¼¹öÀÇ MAC ÁÖ¼Ò°¡ ³ªÅ¸³ª¾ß ÇÕ´Ï´Ù. ´ÙÀ½ ¸í·ÉÀ» ½ÇÇàÇϽʽÿÀ.
arp -s cluster server_mac_address
arp -d cluster
LinuxÀÇ °æ¿ì¿¡¸¸ ·çÇÁ¹é ÀåÄ¡¿¡ º°¸íÀ» ÁöÁ¤ÇÏ·Á¸é °íÀ¯ ÆÐÄ¡(Linux Ä¿³Î ¹öÀü¿¡ ±Ù°Å)°¡ ÇÊ¿äÇÒ ¼ö ÀÖ½À´Ï´Ù.
ÆÐÄ¡¸¦ »ç¿ëÇϸé ARP ¿äû¿¡¼ ¿äûÇÑ IP ÁÖ¼Ò¸¦ °®´Â ³×Æ®¿öÅ© ¾î´ðÅÍ Æ÷Æ®¿¡¼¸¸ ARP ÀÀ´äÀ» Àü¼ÛÇÒ ¼ö ÀÖ½À´Ï´Ù. ÀÌ ÆÐÄ¡°¡ ¾øÀ¸¸é Linux´Â ·çÇÁ¹é º°¸í¿¡ ´ëÇØ ³×Æ®¿öÅ©¿¡¼ ARP ÀÀ´äÀ» ¹ßÇàÇÕ´Ï´Ù. ¶ÇÇÑ ÆÐÄ¡´Â IP ÁÖ¼Ò°¡ ¼·Î ´Ù¸¥ ¿©·¯ ³×Æ®¿öÅ© ¾î´ðÅÍ Æ÷Æ®°¡ µ¿ÀÏÇÑ ¹°¸®Àû ³×Æ®¿öÅ©¿¡ ÀÖ´Â °æ¿ì ARP race Á¶°ÇÀ» Á¤Á¤ÇÕ´Ï´Ù.
´ÙÀ½ °æ¿ì¿¡´Â ÆÐÄ¡ ¼¹ö¸¦ ¼³Ä¡ÇØ¾ß ÇÕ´Ï´Ù.
Linux Ä¿³Î ÄÄÆÄÀÏ ¹× ÆÐÄ¡¿¡ ´ëÇÑ ¸í·ÉÀº http://www.tldp.org/HOWTO/Kernel-HOWTO.html¿¡ ³ª¿Í ÀÖ½À´Ï´Ù.
2.4.4 ÀÌ»ó Ä¿³Î ÆÐÄ¡¸¦ Àû¿ëÇÏ·Á¸é, http://www.linuxvirtualserver.org/~julian#hidden¿¡¼ ·çÇÁ¹é ÆÐÄ¡¸¦ °¡Á®¿À½Ê½Ã¿À.
Load Balancer ½Ã½ºÅÛÀº Ç¥ 3¿¡ ³ª¿µÈ Ä¿³Î ¹öÀü À̸§¸¸ Áö¿øÇϱ⠶§¹®¿¡ ¿Ï·áµÈ ÄÄÆÄÀÏµÈ Ä¿³Î ÆÐÄ¡ À̸§ÀÌ Å×ÀÌºí¿¡ ³ª¿µÈ À̸§ Áß Çϳª¿Í ÀÏÄ¡ÇØ¾ß ÇÕ´Ï´Ù. Linux Ä¿³Î ÆÐÄ¡¿¡ ´ëÇÑ ÀÚ¼¼ÇÑ Á¤º¸´Â Áö¿øµÇ´Â Linux Ä¿³Î ¹öÀü À̸§¸¦ ÂüÁ¶ÇϽʽÿÀ.
ÀÌ ÆÄÆ®¿¡¼´Â ºü¸¥ ½ÃÀÛ ±¸¼º, °èȹ °í·Á»çÇ׿¡ ´ëÇÑ Á¤º¸¸¦ Á¦°øÇϸç Load BalancerÀÇ CBR ±¸¼º¿ä¼Ò ±¸¼º ¸Þ¼Òµå¿¡ ´ëÇØ ¼³¸íÇÕ´Ï´Ù. ´ÙÀ½ ÀåÀ» Æ÷ÇÔÇÕ´Ï´Ù.
ºü¸¥ ½ÃÀÛ ¿¹Á¦¿¡¼´Â µÎ °³ÀÇ À¥ ¼¹ö °£¿¡ À¥ Åë½Å·®À» ·Îµå ¹ë·±½ºÇÏ´Â Caching Proxy¿Í ÇÔ²² CBRÀ» »ç¿ëÇÏ¿© ·ÎÄ÷Π¿¬°áµÈ ¼¼ ´ëÀÇ ¿öÅ©½ºÅ×À̼ÇÀ» ±¸¼ºÇÏ´Â ¹æ¹ýÀ» º¸¿©ÁÝ´Ï´Ù. (´Ü¼ø¼ºÀ» À§ÇØ, ÀÌ ¿¹Á¦´Â µ¿ÀÏÇÑ LAN ¼¼±×¸ÕÆ®»óÀÇ ¼¹ö¸¦ ¿¹½ÃÇÏÁö¸¸, CBR¿¡¼ µ¿ÀÏÇÑ LANÀÇ ¼¹ö »ç¿ë¿¡ ´ëÇØ¼ ¾Æ¹« Á¦Çѵµ ¾ø½À´Ï´Ù.)
ºü¸¥ ½ÃÀÛ ¿¹Á¦ÀÇ °æ¿ì ¼¼ ´ëÀÇ ¿öÅ©½ºÅ×À̼ǰú ³× °³ÀÇ IP ÁÖ¼Ò°¡ ÇÊ¿äÇÕ´Ï´Ù. ÇϳªÀÇ ¿öÅ©½ºÅ×À̼ÇÀº CBR·Î »ç¿ëµÇ°í ³ª¸ÓÁö ¿öÅ©½ºÅ×À̼ÇÀº À¥ ¼¹ö·Î »ç¿ëµË´Ï´Ù. À¥ ¼¹ö¸¶´Ù ÇϳªÀÇ IP ÁÖ¼Ò°¡ ÇÊ¿äÇÕ´Ï´Ù. CBR ¿öÅ©½ºÅ×À̼ǿ¡´Â ÇϳªÀÇ ½ÇÁ¦ ÁÖ¼Ò¿Í ·Îµå ¹ë·±½ºµÉ ÇϳªÀÇ ÁÖ¼Ò°¡ ÇÊ¿äÇÕ´Ï´Ù.
CBRÀ» »ç¿ëÇÏ·Á¸é Caching Proxy¸¦ µ¿ÀÏÇÑ ¼¹ö¿¡ ¼³Ä¡ÇØ¾ß ÇÕ´Ï´Ù. CBR¿¡ ´ëÇÑ Caching Proxy¸¦ ±¸¼ºÇÏ·Á¸é, 1´Ü°è. CBRÀ» »ç¿ëÇϱâ À§ÇØ Caching Proxy ±¸¼ºÀ» ÂüÁ¶ÇϽʽÿÀ.
¿öÅ©½ºÅ×ÀÌ¼Ç | À̸§ | IP ÁÖ¼Ò |
---|---|---|
1 | server1.mywebsite.com | 9.27.27.101 |
2 | server2.mywebsite.com | 9.27.27.102 |
3 | server3.mywebsite.com | 9.27.27.103 |
Netmask = 255.255.255.0 |
°¢ ¿öÅ©½ºÅ×À̼ǿ¡´Â Ç¥ÁØ ÀÌ´õ³Ý ³×Æ®¿öÅ© ÀÎÅÍÆäÀ̽º Ä«µå°¡ Çϳª¸¸ ÀÖ½À´Ï´Ù.
Name= www.mywebsite.com IP=9.27.27.104
CBRÀ» ÅëÇØ ¸í·ÉÇà, ±¸¼º ¸¶¹ý»ç ¶Ç´Â GUI(Graphical User Interface)¸¦ »ç¿ëÇÏ¿© ±¸¼ºÀ» ÀÛ¼ºÇÒ ¼ö ÀÖ½À´Ï´Ù. ÀÌ ºü¸¥ ½ÃÀÛ ¿¹ÀÇ °æ¿ì, ±¸¼º ´Ü°è´Â ¸í·ÉÇàÀ» »ç¿ëÇÏ¿© ¿¹½ÃµË´Ï´Ù.
¸í·É ÇÁ·ÒÇÁÆ®¿¡¼ ´ÙÀ½ ´Ü°è¸¦ µû¸£½Ê½Ã¿À
cbrcontrol executor start
ibmproxy
cbrcontrol cluster add www.mywebsite.com
cbrcontrol port add www.mywebsite.com:80
cbrcontrol server add www.mywebsite.com:80:server2.mywebsite.com
cbrcontrol server add www.mywebsite.com:80:server3.mywebsite.com
cbrcontrol rule add www.mywebsite.com:80:memberRule type content pattern uri=*/member/*
cbrcontrol rule add www.mywebsite.com:80:guestRule type content pattern uri=*/guest/*
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CBR ¸¶¹ý»ç »ç¿ë¿¡ ´ëÇÑ Á¤º¸´Â ±¸¼º ¸¶¹ý»ç¸¦ ÂüÁ¶ÇϽʽÿÀ.
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ÀÌ Àå¿¡¼´Â Caching Proxy¸¦ »ç¿ëÇÏ¿© CBR ±¸¼º¿ä¼Ò¸¦ ¼³Ä¡ ¹× ±¸¼ºÇϱâ Àü¿¡ ³×Æ®¿öÅ© °èȹǥ¿¡¼ °í·ÁÇØ¾ß ÇÒ »çÇ×À» ¼³¸íÇÕ´Ï´Ù.
ÀÌ Àå¿¡´Â ´ÙÀ½°ú °°Àº ¼½¼ÇÀÌ ¼ö·ÏµÇ¾î ÀÖ½À´Ï´Ù.
Ç÷§Æû ¿ä±¸»çÇ×Àº ´ÙÀ½°ú °°½À´Ï´Ù.
CBR ±¸¼º¿ä¼Ò¸¦ »ç¿ëÇϸé Caching Proxy¸¦ ÅëÇØ HTTP¿Í SSL Åë½ÅÀ» ·Îµå ¹ë·±½ºÇÏ¿© ¿äûÀ» ÇÁ·Ï½ÃÇÒ ¼ö ÀÖ½À´Ï´Ù.
CBRÀ» »ç¿ëÇÏ¿©, CBR ±¸¼º ÆÄÀÏ¿¡¼ ±¸¼ºÇÑ ¼¹ö¸¦ ·Îµå ¹ë·±½ºÇϰųª(cbrcontrol ¸í·ÉÀ¸·Î) WAS ±¸¼º ÆÄÀÏ¿¡¼ ¼¹ö¸¦ ·Îµå ¹ë·±½ºÇÒ ¼ö ÀÖ½À´Ï´Ù. WAS ±¸¼º ÆÄÀϷκÎÅÍÀÇ ¼¹ö ·Îµå ¹ë·±½º¿¡ ´ëÇÑ ÀÚ¼¼ÇÑ Á¤º¸´Â WAS(WebSphere Application Servers) ·Îµå ¹ë·±½ºÀÇ ³»¿ëÀ» ÂüÁ¶ÇϽʽÿÀ.
CBRÀÇ ±¸¼º¿ä¼Ò ±¸Á¶´Â Dispatcher¿Í ¸Å¿ì À¯»çÇÕ´Ï´Ù. CBRÀº ´ÙÀ½°ú °°Àº ±â´ÉÀ¸·Î ±¸¼ºµË´Ï´Ù.
°ü¸®ÀÚ¸¦ »ç¿ëÇÏ´Â °ÍÀº ¼±ÅÃÀÔ´Ï´Ù. ±×·¯³ª °ü¸®ÀÚ¸¦ »ç¿ëÇÏÁö ¾ÊÀ¸¸é, ÇöÀç ¼¹ö °¡ÁßÄ¡¿¡ µû¶ó °¡ÁßµÈ ¶ó¿îµå ·Îºó(round-robin) ½ºÄÉÁÙ¸µÀ» »ç¿ëÇÏ¿© ·Îµå ¹ë·±½º°¡ ¼öÇàµÇ¸ç, ±Ç°íÀÚ´Â »ç¿ë°¡´ÉÇÏÁö ¾Ê½À´Ï´Ù.
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CBR ±¸¼º¿ä¼Ò´Â Ŭ¶óÀÌ¾ðÆ® ¿äû ³»¿ë°ú ÀÏÄ¡ÇÏ´Â ÀÏ¹Ý Ç¥Çö½Ä¿¡ ±âÃÊÇÏ¿© ¿äûÀ» ó¸®ÇÏ´Â ¼¹ö ÁýÇÕÀ» ÁöÁ¤ÇÒ ¼ö ÀÖ°Ô ÇÕ´Ï´Ù. CBR ±¸¼º¿ä¼Ò¸¦ »ç¿ëÇϸé, ¼·Î ´Ù¸¥ ³»¿ëÀÌ ¼·Î ´Ù¸¥ ¼¹ö ÁýÇÕ¿¡ ÀÇÇØ 󸮵ǵµ·Ï »ç¿ëÀÚ »çÀÌÆ®ÀÇ ÆÄƼ¼ÇÀ» ³ª´ ¼ö ÀÖ½À´Ï´Ù. »çÀÌÆ®¿¡ ¾×¼¼½ºÇϴ Ŭ¶óÀÌ¾ðÆ®´Â ÀÌ·¯ÇÑ ÆÄƼ¼Ç ±¸ºÐ °úÁ¤À» º¼ ¼ö ÀÖ½À´Ï´Ù.
»çÀÌÆ®¸¦ ³ª´©´Â ÇÑ °¡Áö ¹æ¹ýÀº ÀϺΠ¼¹ö´Â cgi ¿äû¸¸À» ó¸®ÇÏ°í ´Ù¸¥ ¼¹ö ÁýÇÕÀº ´Ù¸¥ ¸ðµç ¿äûÀ» ó¸®Çϵµ·Ï ÁöÁ¤ÇÏ´Â °ÍÀÔ´Ï´Ù. ÀÌ·¸°Ô Çϸé Áý¾àÀû cgi ½ºÅ©¸³Æ® °è»êÀ¸·Î ÀÎÇØ Ç¥ÁØ html Åë½Å¿¡¼ ¼¹ö ¼Óµµ°¡ ´À·ÁÁöÁö ¾ÊÀ¸¹Ç·Î, Àü¹ÝÀûÀÎ ÀÀ´ä ½Ã°£ÀÌ ÁÙ¾îµì´Ï´Ù. ¶ÇÇÑ ÀÌ ¼³°è¸¦ »ç¿ëÇϸé, Ç¥ÁØ ¿äû¿¡ ´ëÇØ º¸´Ù °·ÂÇÑ ¿öÅ©½ºÅ×À̼ÇÀ» ÁöÁ¤ÇÒ ¼ö ÀÖ°Ô µË´Ï´Ù. ÀÌ °æ¿ì ¸ðµç ¼¹ö¸¦ ¾÷±×·¹À̵åÇÏ´Â ¼ö°í¸¦ µéÀÌÁö ¾Ê°íµµ Ŭ¶óÀÌ¾ðÆ® ÀÀ´ä ½Ã°£À» °³¼±ÇÒ ¼ö ÀÖ½À´Ï´Ù. ¶ÇÇÑ cgi ¿äû¿¡ ´ëÇØ º¸´Ù °·ÂÇÑ ¿öÅ©½ºÅ×À̼ÇÀ» ÁöÁ¤ÇÒ ¼ö ÀÖ½À´Ï´Ù.
»çÀÌÆ®ÀÇ ÆÄƼ¼ÇÀ» ³ª´©¸é, µî·ÏÀ» ¿äÇÏ´Â ÆäÀÌÁö¸¦ ¾×¼¼½ºÇϴ Ŭ¶óÀÌ¾ðÆ®¸¦ ÇϳªÀÇ ¼¹ö ÁýÇÕ¿¡ ÁöÁ¤ÇÏ°í ´Ù¸¥ ¸ðµç ¿äûÀ» µÎ ¹øÂ° ¼¹ö ÁýÇÕ¿¡ ÁöÁ¤ÇÒ ¼ö ÀÖ½À´Ï´Ù. ±×·¯¸é µî·ÏÀ» È®¾àÇÑ Å¬¶óÀÌ¾ðÆ®°¡ »ç¿ëÇÒ ¼ö ÀÖ´Â ÀÚ¿øÀ» »ç¿ëÀÚ »çÀÌÆ®ÀÇ ÀÏ¹Ý ºê¶ó¿ìÀú¿¡¼ ÀÔ·ÂÇÒ Çʿ䰡 ¾ø¾îÁý´Ï´Ù. ¶ÇÇÑ º¸´Ù °·ÂÇÑ ¿öÅ©½ºÅ×À̼ÇÀ» »ç¿ëÇÏ¿© µî·ÏÇÑ Å¬¶óÀÌ¾ðÆ®¸¦ ó¸®ÇÒ ¼ö ÀÖ½À´Ï´Ù.
¹°·Î À§ÀÇ µÎ ¹æ¹ýÀ» °áÇÕÇÏ¿© º¸´Ù À¶Å뼺 ÀÖ°í ¼öÁØ ³ôÀº ¼ºñ½º¸¦ ±¸ÇöÇÒ ¼ö ÀÖ½À´Ï´Ù.
CBRÀ» ÅëÇØ °¢ À¯ÇüÀÇ ¿äû¿¡ ´ëÇØ ¿©·¯ ¼¹ö¸¦ ÁöÁ¤ÇÒ ¼ö Àֱ⠶§¹®¿¡, ÃÖÀûÀÇ Å¬¶óÀÌ¾ðÆ® ÀÀ´äÀ» À§ÇØ ·Îµå ¹ë·±½º¸¦ Á¶Á¤ÇÒ ¼ö ÀÖ½À´Ï´Ù. ¿©·¯ ¼¹ö°¡ °¢ À¯ÇüÀÇ ³»¿ë¿¡ ÁöÁ¤µÇµµ·Ï ÇÏ¿© ¿öÅ©½ºÅ×À̼ÇÀ̳ª ¼¹ö°¡ °íÀ峯 °æ¿ì¿¡ ´ëºñÇÒ ¼ö ÀÖ½À´Ï´Ù. CBRÀº Àå¾Ö¸¦ ÀνÄÇϰí, ¼¹ö ÁýÇÕÀÇ ´Ù¸¥ ¼¹ö·Î °è¼Ó Ŭ¶óÀÌ¾ðÆ® ¿äûÀ» Àü´ÞÇÕ´Ï´Ù.
Caching Proxy´Â ÇØ´ç Ç÷¯±×ÀÎ ÀÎÅÍÆäÀ̽º¸¦ ÅëÇØ CBR ÇÁ·Î¼¼½º¿Í Åë½ÅÇÕ´Ï´Ù.
Cashing Proxy°¡ ÀÛµ¿ÇÏ·Á¸é CBRÀÌ ·ÎÄà ½Ã½ºÅÛ¿¡¼ ½ÇÇà ÁßÀ̾î¾ß ÇÕ´Ï´Ù. ·ÎÄà ½Ã½ºÅÛ¿¡´Â µÎ °³ÀÇ º°µµÀÇ ÇÁ·Î¼¼½º°¡ Àֱ⠶§¹®¿¡ ¿©·¯ Caching Proxy ÀνºÅϽº¸¦ ½ÇÇàÇÏ¿© ´ÜÀÏ CBR ÀνºÅϽº¿¡ ´ëÇØ ÀÛ¾÷ÇÒ ¼ö ÀÖ½À´Ï´Ù. Caching Proxy °£¿¡ ÁÖ¼Ò ¶Ç´Â ±â´É¼ºÀ» ºÐ¸®Çϰųª ¿©·¯ Caching Proxy°¡ Ŭ¶óÀÌ¾ðÆ® Åë½Å·®À» ó¸®ÇÏ°Ô ÇÔÀ¸·Î½á ½Ã½ºÅÛÀÇ ÀÚ¿ø Ȱ¿ëµµ¸¦ Çâ»ó½Ã۱â À§ÇØ ÀÌ·¸°Ô ¼³Á¤À» ±¸¼ºÇÒ ¼ö ÀÖ½À´Ï´Ù. ÇÁ·Ï½Ã ÀνºÅϽº´Â Åë½Å·® ¿ä±¸»çÇ׿¡ ¾î´À °ÍÀÌ °¡Àå ÀûÇÕÇÑÁö¿¡ µû¶ó ´Ù¸¥ Æ÷Æ®¿¡¼ ÀνÄÇϰųª °íÀ¯ÇÑ IP ÁÖ¼Ò¿¡ ¹ÙÀεåµÉ ¼ö ÀÖ½À´Ï´Ù.
Caching Proxy¿Í ÇÔ²² CBRÀº ÁöÁ¤µÈ ±ÔÄ¢ À¯ÇüÀ» »ç¿ëÇÏ¿© HTTP ¿äûÀ» °Ë»çÇÕ´Ï´Ù. Caching Proxy´Â ½ÇÇà ÁßÀÏ ¶§ Ŭ¶óÀÌ¾ðÆ® ¿äûÀ» ½ÂÀÎÇϰí ÃÖ»óÀÇ ¼¹ö¿¡ ´ëÇÑ CBR ±¸¼º¿ä¼Ò¸¦ Á¶È¸ÇÕ´Ï´Ù. ÀÌ Á¶È¸¿¡¼ CBRÀº ¿ì¼±¼øÀ§°¡ ¼³Á¤µÈ ±ÔÄ¢ ÁýÇÕ¿¡ ¿äûÀ» ´ëÀÀ½Ãŵ´Ï´Ù. ±ÔÄ¢ÀÌ ÀÏÄ¡ÇÏ´Â °æ¿ì, »çÀü ±¸¼ºµÈ ¼¹ö ÁýÇÕ¿¡¼ ÀûÀýÇÑ ¼¹ö°¡ ¼±Åõ˴ϴÙ. ¸¶Áö¸·À¸·Î, CBRÀº ¼¹ö°¡ ¼±ÅÃµÇ°í ¿äûÀÌ ÇÁ·Ï½ÃµÇ¾ú´Ù´Â °ÍÀ» Caching Proxy¿¡°Ô ¾Ë¸³´Ï´Ù.
·Îµå ¹ë·±½º¸¦ Á¶Á¤ÇÒ Å¬·¯½ºÅ͸¦ Á¤ÀÇÇßÀ¸¸é, ÇØ´ç Ŭ·¯½ºÅÍ·ÎÀÇ ¸ðµç ¿äûÀÌ ÇϳªÀÇ ¼¹ö¸¦ ¼±ÅÃÇÏ´Â ÇϳªÀÇ ±ÔÄ¢À» °¡Áö°í ÀÖ´ÂÁö È®ÀÎÇØ¾ß ÇÕ´Ï´Ù. ƯÁ¤ ¿äû°ú ÀÏÄ¡ÇÏ´Â ±ÔÄ¢À» ãÀ» ¼ö ¾øÀ¸¸é, Ŭ¶óÀÌ¾ðÆ®´Â Caching Proxy·ÎºÎÅÍ ¿À·ù ÆäÀÌÁö¸¦ ¹Þ°Ô µË´Ï´Ù. ¸ðµç ¿äûÀÌ ÀϺΠ±ÔÄ¢°ú ÀÏÄ¡Çϵµ·Ï ÇÏ´Â °¡Àå °£´ÜÇÑ ¹æ¹ýÀº ¿ì¼±¼øÀ§°¡ ³ôÀº¹øÈ£¿¡¼ "Ç×»ó Âü"ÀÎ ±ÔÄ¢À» ÀÛ¼ºÇÏ´Â °ÍÀÔ´Ï´Ù. ÀÌ ±ÔÄ¢¿¡ »ç¿ëµÇ´Â ¼¹ö°¡ ¿ì¼±¼øÀ§°¡ ³·Àº ±ÔÄ¢¿¡¼ ¸í½ÃÀûÀ¸·Î ó¸®ÇÏÁö ¾Ê´Â ¸ðµç ¿äûÀ» ó¸®ÇÒ ¼ö ÀÖ´ÂÁö È®ÀÎÇϽʽÿÀ(ÁÖ: ¿ì¼±¼øÀ§°¡ ³·Àº ±ÔÄ¢ÀÌ Ã³À½¿¡ Æò°¡µË´Ï´Ù).
ÀÚ¼¼ÇÑ Á¤º¸´Â ±ÔÄ¢ ±â¹Ý ·Îµå ¹ë·±½º ±¸¼ºÀ» ÂüÁ¶ÇϽʽÿÀ.
Caching Proxy°¡ ÀÖ´Â CBRÀº ÇÁ·Ï½Ã¿¡¼ SSL ¼¹ö(ÇÁ·Ï½Ã¿¡¼ ¼¹öÂÊÀ¸·Î)·ÎÀÇ Àü¼ÛÀ» Áö¿øÇÒ »Ó¸¸ ¾Æ´Ï¶ó Ŭ¶óÀÌ¾ðÆ®¿¡¼ ÇÁ·Ï½Ã(Ŭ¶óÀÌ¾ðÆ®¿¡¼ ÇÁ·Ï½ÃÂÊÀ¸·Î)·ÎÀÇ SSL Àü¼ÛÀ» ¹ÞÀ» ¼öµµ ÀÖ½À´Ï´Ù. CBR ±¸¼º¿¡¼ Ŭ¶óÀÌ¾ðÆ®·ÎºÎÅÍ SSL ¿äûÀ» ¹Þµµ·Ï ¼¹öÀÇ SSL Æ÷Æ®¸¦ Á¤ÀÇÇϸé, CBRÀ» »ç¿ëÇÏ¿© º¸¾È(SSL) ¼¹ö¸¦ ·Îµå ¹ë·±½ºÇÏ´Â ¿ÏÀü º¸¾È »çÀÌÆ®¸¦ À¯ÁöÇÒ ¼ö ÀÖ½À´Ï´Ù.
ÇÁ·Ï½Ã ´ë ¼¹ö Ãø¸é¿¡¼ SSL ¾Ïȣȸ¦ »ç¿ë °¡´ÉÇÏ°Ô ÇÏ·Á¸é ±¸¼º ¸í·É¹®À» IBM Caching Proxy¿¡ Ãß°¡ÇØ¾ß ÇÕ´Ï´Ù.
Çü½ÄÀº ´ÙÀ½°ú °°¾Æ¾ß ÇÕ´Ï´Ù.
proxy uri_pattern url_pattern address
¿©±â¿¡¼ uri_patternÀº ÀÏÄ¡ÇÒ ÆÐÅÏÀ̰í(¿¹: /secure/*), url_patternÀº ´ëü URLÀ̸ç(¿¹: https://clusterA/secure/*), address´Â Ŭ·¯½ºÅÍ ÁÖ¼ÒÀÔ´Ï´Ù(¿¹: clusterA).
¶ÇÇÑ CBRÀº ¿äûÀ» HTTP ¼¹ö·Î ÇÁ·Ï½ÃÇϱâ Àü¿¡ Caching Proxy¸¦ »ç¿ëÇÏ¿© Ŭ¶óÀÌ¾ðÆ®·ÎºÎÅÍ SSL Àü¼ÛÀ» ¹ÞÀº ´ÙÀ½, SSL ¿äûÀ» ¾ÏÈ£ ÇØµ¶ÇÒ ¼ö ÀÖ½À´Ï´Ù. CBRÀÌ SSLÀÇ Å¬¶óÀ̾ðÆ®-ÇÁ·Ï½Ã¿Í HTTPÀÇ ÇÁ·Ï½Ã-¼¹ö¸¦ Áö¿øÇϱâ À§ÇØ cbrcontrol ¼¹ö ¸í·É¿¡ ¼±ÅÃÀû Ű¿öµå mapport°¡ ÀÖ½À´Ï´Ù. ÀÌ Å°¿öµå¸¦ »ç¿ëÇϸé, ¼¹öÀÇ Æ÷Æ®°¡ Ŭ¶óÀÌ¾ðÆ®¿¡¼ ¼ö½ÅÇÏ´Â Æ÷Æ®¿Í ´Ù¸£´Ù´Â °ÍÀ» Ç¥½ÃÇÒ ¼ö ÀÖ½À´Ï´Ù. ´ÙÀ½Àº Ŭ¶óÀ̾ðÆ®ÀÇ Æ÷Æ®°¡ 443(SSL)ÀÌ°í ¼¹öÀÇ Æ÷Æ®°¡ 80(HTTP)ÀÎ mapport Ű¿öµå¸¦ »ç¿ëÇÏ¿© Æ÷Æ®¸¦ Ãß°¡ÇÏ´Â ¿¹Á¦ÀÔ´Ï´Ù.
cbrcontrol server add cluster:443 mapport 80
mapportÀÇ Æ÷Æ® ¹øÈ£´Â ¾çÀÇ Á¤¼ö °ªÀÌ µÉ ¼ö ÀÖ½À´Ï´Ù. ±âº»°ªÀº Ŭ¶óÀÌ¾ðÆ®¿¡¼ ¼ö½ÅÇÏ´Â Æ÷Æ®ÀÇ Æ÷Æ® ¹øÈ£ °ªÀÔ´Ï´Ù.
CBRÀÌ Æ÷Æ® 443(SSL)¿¡ ±¸¼ºµÈ ¼¹ö¿¡ ´ëÇÑ HTTP ¿äûÀ» ±Ç°íÇÒ ¼ö ÀÖ¾î¾ß ÇϹǷÎ, Ư¼ö ±Ç°íÀÚ ssl2http °¡ Á¦°øµË´Ï´Ù. ÀÌ ±Ç°íÀÚ´Â Æ÷Æ® 443(Ŭ¶óÀÌ¾ðÆ®¿¡¼ ¼ö½ÅÇÏ´Â Æ÷Æ®)¿¡¼ ½ÃÀ۵ǰí ÇØ´ç Æ÷Æ®¿¡ ±¸¼ºµÈ ¼¹ö¿¡ ±Ç°íÇÕ´Ï´Ù. µÎ °³ÀÇ Å¬·¯½ºÅͰ¡ ±¸¼ºµÇ°í Ŭ·¯½ºÅ͸¶´Ù Æ÷Æ® 443ÀÌ ÀÖ°í, ¼¹ö°¡ ¼·Î ´Ù¸¥ mapport·Î ±¸¼ºµÇ¸é ±Ç°íÀÚÀÇ ´ÜÀÏ ÀνºÅϽº°¡ ÇØ´ç Æ÷Æ®¸¦ ¿ ¼ö ÀÖ½À´Ï´Ù. ´ÙÀ½Àº ÀÌ ±¸¼º¿¡ ´ëÇÑ ¿¹Á¦ÀÔ´Ï´Ù.
Executor Cluster1 Port:443 Server1 mapport 80 Server2 mapport 8080 Cluster2 Port:443 Server3 mapport 80 Server4 mapport 8080 Manager Advisor ssl2http 443
CBRÀ» »ç¿ëÇÏ¿©, Ŭ·¯½ºÅÍµÈ WAS(¹öÀü 5) ¼¹ö¿¡¼ È£½ºÆ®µÇ´Â À¥ ÀÀ¿ëÇÁ·Î±×·¥ ¿äûÀ» ·Îµå ¹ë·±½ºÇÒ ¼ö ÀÖ½À´Ï´Ù. ±×¸² 20¿¡¼´Â °í°¡¿ë¼º Dispatcher ½Ã½ºÅÛÀÌ Ã¹ ¹øÂ° Ƽ¾î¿¡¼´Â CBR(Caching Proxy°¡ ÀÖ´Â)¿¡ °ÉÃÄ, µÎ ¹øÂ° Ƽ¾î¿¡¼´Â WebSphere Application Server(À¥ HTTP ¼¹ö¿¡ ´ëÇØ¼ »Ó¸¸¾Æ´Ï¶ó)¿¡ °ÉÃÄ ·Îµå ¹ë·±½ºÇÏ´Â ±¸¼º ¼³Á¤À» ¿¹½ÃÇÕ´Ï´Ù.
±×¸² 20. Dispatcher, CBR ¹× WAS Àü°³¿¡ ´ëÇÑ ±¸¼º
CBRÀº WAS ¾ç½ÄÀÇ ¿¬°ü °ü°è¸¦ »ç¿ëÇÏ¿© stateful ¹× stateless ¿äû ¸ðµÎ°¡ ÇØ´ç WAS ¼¹ö¿¡ ¶ó¿ìÆ®µÇµµ·Ï ÇÕ´Ï´Ù. WAS HTTP Ç÷¯±×ÀÎ ±¸¼º ÆÄÀÏ(±âº» ÆÄÀÏ À̸§ plugin-cfg.xml)À» CBR ±¸¼º¿¡ ÀÚµ¿À¸·Î ¸ÊÇÎÇÏ¿© ±¸¼ºÀ» ó¸®ÇÕ´Ï´Ù. cbrcontrol file newload ¸í·ÉÀ» »ç¿ëÇÏ¿© WAS HTTP Ç÷¯±×ÀÎ ±¸¼º ÆÄÀÏÀ» ·ÎµåÇÒ ¼ö ÀÖ½À´Ï´Ù. ÀÌ ¸í·ÉÀº WAS ±¸¼º ÆÄÀÏÀ» CBR ±¸¼º¿¡ ¸ÊÇÎÇÕ´Ï´Ù. ±¸¼º ÆÄÀÏÀ» ÀúÀåÇÏ·Á¸é cbrcontrol file save ¸í·ÉÀ» »ç¿ëÇϽʽÿÀ.
Load Balancer¿¡ Ç÷¯±×ÀÎ ±¸¼º ÆÄÀÏÀÌ ·ÎµåµÇ¾î CBR ±¸¼º¿¡ ¸ÊÇεǸé, WAS Ŭ·¯½ºÅÍ ±¸¼ºÀ» º¯°æÇØ¾ß ÇÒ °æ¿ì WAS HTTP Ç÷¯±×ÀÎ ±¸¼º ÆÄÀÏÀ» Àç·ÎµåÇÏ¿© °»½ÅÇÏ´Â °ÍÀÌ ÁÁ½À´Ï´Ù. WAS ±ÔÄ¢¿¡ ¼¹ö¸¦ Ãß°¡Çϱâ À§ÇØ ¸í·ÉÇà ¶Ç´Â GUI¸¦ »ç¿ëÇÏ¿© ±¸¼ºÀ» °»½ÅÇÏ´Â °Íº¸´Ù newload ¸í·ÉÀ» »ç¿ëÇÏ¿© Àç·ÎµåÇÏ´Â °ÍÀÌ WAS Ŭ·¯½ºÅÍ ±¸¼ºÀ» °»½ÅÇÏ´Â µ¥ ¼±È£µÇ´Â ¹æ¹ýÀÔ´Ï´Ù.
CBR ±¸¼º¿¡ ´ëÇÑ WAS Ŭ·¯½ºÅÍ ±¸¼º ¸ÊÇÎÀÇ ÀϺηÎ, WAS Ç÷¯±×ÀÎ ±¸¼º ÆÄÀÏ¿¡¼ ÀÛ¼ºµÈ ±ÔÄ¢°ú ¿¬°üµÈ ¸ðµç ±ÔÄ¢ ¹× ¼¹ö¿¡´Â ¼Ò½º¸¦ ½Äº°ÇÏ´Â ´ÙÀ½ Á¤º¸°¡ ÀÖ½À´Ï´Ù.
¹é¿£µå WAS ½Ã½ºÅÛ¿¡ ÀÖ´Â WLMServletÀº ´Ù¿î ¼¹ö ¹ß°ßÀ» ¼öÇàÇϰí Load BalancerÀÇ WLMServlet ±Ç°íÀÚ¿¡ ¼¹ö °¡ÁßÄ¡ Á¤º¸¸¦ Á¦°øÇÕ´Ï´Ù. WLMServlet ±Ç°íÀÚ¸¸ WAS Ŭ·¯½ºÅÍ¿¡ ¼ÓÇÑ °ÍÀ¸·Î ±¸¼ºµÈ ¼¹ö¿¡ ´ëÇØ ±Ç°íÇÒ ¼ö ÀÖ½À´Ï´Ù. WLMServletÀÌ WAS ½Ã½ºÅÛ¿¡ »óÁÖÇÒ ÇÊ¿ä´Â ¾ø½À´Ï´Ù. WLMServletÀÌ Á¸ÀçÇÏÁö ¾ÊÀ» °æ¿ì, ¼¹ö °¡ÁßÄ¡ÀÇ ±âº»°ªÀº WAS Ç÷¯±×ÀÎ ±¸¼º ÆÄÀÏ¿¡ ÁöÁ¤µÈ °¡ÁßÄ¡·Î ¼³Á¤µË´Ï´Ù.
ÀÌ ÀåÀÇ ´Ü°è¸¦ ¼öÇàÇϱâ Àü¿¡, Content Based Routing ±¸¼º¿ä¼Ò °èȹÀ» ÂüÁ¶ÇϽʽÿÀ. ÀÌ Àå¿¡¼´Â Load BalancerÀÇ CBR ±¸¼º¿ä¼Ò¿¡ ´ëÇÑ ±âº» ±¸¼ºÀ» ÀÛ¼ºÇÏ´Â ¹æ¹ý¿¡ ´ëÇØ ¼³¸íÇÕ´Ï´Ù.
Ç¥ 7. CBR ±¸¼º¿ä¼ÒÀÇ Å½ºÅ© ±¸¼º
ŽºÅ© | ¼³¸í | °ü·Ã Á¤º¸ |
---|---|---|
CBR ½Ã½ºÅÛ ¼³Á¤ | ½Ã½ºÅÛ ¿ä±¸»çÇ×À» ¾Ë¾Æº¾½Ã´Ù. | CBR ½Ã½ºÅÛ ¼³Á¤ |
·Îµå ¹ë·±½º¸¦ ¼öÇàÇÒ ½Ã½ºÅÛ ¼³Á¤ | ·Îµå ¹ë·±½º ±¸¼ºÀ» ¼³Á¤ÇÕ´Ï´Ù. | 7´Ü°è. ·Îµå ¹ë·±½º ¼¹ö ½Ã½ºÅÛ Á¤ÀÇ |
´ÙÀ½Àº Load BalancerÀÇ CBR ±¸¼º¿ä¼Ò¿¡ ´ëÇØ ±âº» ±¸¼ºÀ» ÀÛ¼ºÇϱâ À§ÇÑ ³× °¡Áö ±âº» ¹æ¹ýÀÔ´Ï´Ù.
CBRÀ» »ç¿ëÇÏ·Á¸é, Caching Proxy°¡ ¼³Ä¡µÇ¾î ÀÖ¾î¾ß ÇÕ´Ï´Ù.
ÀÌ ¹æ¹ýÀº CBRÀ» ±¸¼ºÇÏ´Â °¡Àå Á÷Á¢ÀûÀÎ ¹æ¹ýÀÔ´Ï´Ù. ¸í·É ¸Å°³º¯¼ö °ªÀº ¿µ¹®ÀÚ·Î ÀÔ·ÂÇØ¾ß ÇÕ´Ï´Ù. È£½ºÆ® À̸§(¿¹: Ŭ·¯½ºÅÍ ¹× ¼¹ö ¸í·É¿¡ »ç¿ëµÊ) ¹× ÆÄÀÏ À̸§Àº ¿¹¿ÜÀÔ´Ï´Ù.
¸í·ÉÇà¿¡¼ CBRÀ» ½ÃÀÛÇÏ·Á¸é ´ÙÀ½À» ¼öÇàÇϽʽÿÀ.
cbrcontrol ¸í·É ¸Å°³º¯¼öÀÇ Ãà¾àµÈ ¹öÀüÀ» ÀÔ·ÂÇÒ ¼ö ÀÖ½À´Ï´Ù. ¸Å°³º¯¼öÀÇ °íÀ¯ÇÑ ¹®ÀÚ¸¸ ÀÔ·ÂÇØ¾ß ÇÕ´Ï´Ù. ¿¹¸¦ µé¾î, ÆÄÀÏ ÀúÀå ¸í·É¿¡ ´ëÇÑ µµ¿ò¸»À» º¸·Á¸é, cbrcontrol help file ´ë½Å¿¡ cbrcontrol he f¸¦ ÀÔ·ÂÇÒ ¼ö ÀÖ½À´Ï´Ù.
¸í·ÉÇà ÀÎÅÍÆäÀ̽º¸¦ ½ÃÀÛÇÏ·Á¸é cbrcontrolÀ» ½ÇÇàÇÏ¿© cbrcontrol ¸í·É ÇÁ·ÒÇÁÆ®¸¦ ¹ÞÀ¸½Ê½Ã¿À.
¸í·ÉÇà ÀÎÅÍÆäÀ̽º¸¦ Á¾·áÇÏ·Á¸é exit ¶Ç´Â quit ¸í·ÉÀ» ½ÇÇàÇϽʽÿÀ.
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¿î¿µ üÁ¦ ½©¿¡¼ ÀÌµé ¹®ÀÚ¸¦ Ư¼ö ¹®ÀÚ·Î ÇØ¼®ÇÏ¿© cbrcontrolÀÌ Æò°¡Çϱ⵵ Àü¿¡ ÀÌµé ¹®ÀÚ¸¦ ´ëü ÅØ½ºÆ®·Î º¯È¯ÇÒ ¼ö ÀÖ½À´Ï´Ù.
À§¿¡ ³ª¿ÇÑ Æ¯¼ö ¹®ÀÚ´Â cbrcontrol rule add ¸í·É¿¡¼ ¼±ÅÃÀûÀÎ ¹®ÀÚÀ̸ç ÄÁÅÙÃ÷ ±ÔÄ¢ÀÇ ÆÐÅÏÀ» ÁöÁ¤ÇÒ ¶§ »ç¿ëµË´Ï´Ù. ¿¹¸¦ µé¾î, ´ÙÀ½ ¸í·ÉÀº cbrcontrol->-> ÇÁ·ÒÇÁÆ®¸¦ »ç¿ëÇÒ °æ¿ì¿¡¸¸ À¯È¿ÇÕ´Ï´Ù.
rule add 10.1.203.4:80:cbr_prod_rule_ek type content pattern client=181.0.153.222&uri=/nipoek/*
µ¿ÀÏÇÑ ¸í·ÉÀÌ ¿î¿µ üÁ¦ÀÇ ÇÁ·ÒÇÁÆ®¿¡¼µµ ÀÛµ¿ÇÏ·Á¸é ´ÙÀ½°ú °°ÀÌ ÆÐÅÏ¿¡ Å«µû¿ÈÇ¥(" ")°¡ ÀÖ¾î¾ß ÇÕ´Ï´Ù.
cbrcontrol rule add 10.1.203.4:80:cbr_prod_rule_ek type content pattern "client=181.0.153.222&uri=/nipoek/*"
Å«µû¿ÈÇ¥¸¦ »ç¿ëÇÏÁö ¾ÊÀ¸¸é ±ÔÄ¢ÀÌ CBR¿¡¼ ÀúÀåµÉ ¶§ ÀϺΠÆÐÅÏÀÌ À߸± ¼ö ÀÖ½À´Ï´Ù. Å«µû¿ÈÇ¥´Â cbrcontrol->-> ¸í·É ÇÁ·ÒÇÁÆ®¸¦ »ç¿ëÇÒ °æ¿ì¿¡ Áö¿øµÇÁö ¾Ê½À´Ï´Ù.
CBR ±¸¼º ¸í·ÉÀº ±¸¼º ½ºÅ©¸³Æ® ÆÄÀÏ¿¡ ÀԷµǾî ÇÔ²² ½ÇÇàµÉ ¼ö ÀÖ½À´Ï´Ù.
cbrcontrol file appendload myscript
cbrcontrol file newload myscript
½ºÅ©¸³Æ® ÆÄÀÏ(¿¹: savescript)¿¡ ÇöÀç ±¸¼ºÀ» ÀúÀåÇÏ·Á¸é ´ÙÀ½ ¸í·ÉÀ» ½ÇÇàÇϽʽÿÀ.
cbrcontrol file save savescript
ÀÌ ¸í·ÉÀº ...ibm/edge/lb/servers/configurations/cbr µð·ºÅ丮¿¡¼ ±¸¼º ½ºÅ©¸³Æ® ÆÄÀÏÀ» ÀúÀåÇÕ´Ï´Ù.
GUI(Graphical User Interface)ÀÇ ÀÏ¹Ý ¸í·É ¹× ¿¹Á¦´Â ±×¸² 41À» ÂüÁ¶ÇϽʽÿÀ.
GUI¸¦ ½ÃÀÛÇÏ·Á¸é ´ÙÀ½ ´Ü°è¸¦ µû¸£½Ê½Ã¿À.
GUI¿¡¼ CBR ±¸¼º¿ä¼Ò¸¦ ±¸¼ºÇÏ·Á¸é ¿ì¼± Æ®¸® ±¸Á¶¿¡¼ Content Based RoutingÀ» ¼±ÅÃÇØ¾ß ÇÕ´Ï´Ù. ÀÏ´Ü È£½ºÆ®¿¡ ¿¬°áµÇ¸é °ü¸®ÀÚ¸¦ ½ÃÀÛÇÒ ¼ö ÀÖ½À´Ï´Ù. ¶ÇÇÑ Æ÷Æ®¿Í ¼¹ö°¡ µé¾î Àִ Ŭ·¯½ºÅ͸¦ ÀÛ¼ºÇÏ°í °ü¸®ÀÚ¿¡ ´ëÇÑ ±Ç°íÀÚ¸¦ ½ÃÀÛÇÒ ¼ö ÀÖ½À´Ï´Ù.
GUI¸¦ »ç¿ëÇϸé cbrcontrol ¸í·ÉÀ¸·Î ¼öÇàÇÒ ¼ö ÀÖ´Â ¸ðµç ÀÛ¾÷À» ¼öÇàÇÒ ¼ö ÀÖ½À´Ï´Ù. ¿¹¸¦ µé¾î, ¸í·ÉÇàÀ» »ç¿ëÇÏ¿© Ŭ·¯½ºÅ͸¦ Á¤ÀÇÇÏ·Á¸é, cbrcontrol cluster add cluster ¸í·ÉÀ» ÀÔ·ÂÇϽʽÿÀ. GUI¿¡¼ Ŭ·¯½ºÅ͸¦ Á¤ÀÇÇÏ·Á¸é, ½ÇÇà ÇÁ·Î±×·¥À» ¸¶¿ì½º ¿À¸¥ÂÊ ´ÜÃß·Î ´·¯ Ç¥½ÃµÇ´Â ÆË¾÷ ¸Þ´º¿¡¼ Ŭ·¯½ºÅÍ Ãß°¡¸¦ ¸¶¿ì½º ¿ÞÂÊ ´ÜÃß·Î ´©¸£½Ê½Ã¿À. ÆË¾÷ â¿¡ Ŭ·¯½ºÅÍ ÁÖ¼Ò¸¦ ÀÔ·ÂÇÑ ÈÄ È®ÀÎÀ» ´©¸£½Ê½Ã¿À.
È£½ºÆ® ÆË¾÷ ¸Þ´º¿¡ ÀÖ´Â »õ ±¸¼º ·Îµå ¿É¼Ç(ÇöÀç ±¸¼ºÀ» ¿ÏÀüÈ÷ ¹Ù²Ù±â À§ÇÑ ¿É¼Ç) ¹× ÇöÀç ±¸¼º¿¡ Ãß°¡ ¿É¼Ç(ÇöÀç ±¸¼ºÀ» °»½ÅÇϱâ À§ÇÑ ¿É¼Ç)À» »ç¿ëÇÏ¿© ±âÁ¸ CBR ±¸¼º ÆÄÀÏÀ» ·ÎµåÇÒ ¼ö ÀÖ½À´Ï´Ù. È£½ºÆ® ÆË¾÷ ¸Þ´º¿¡ ÀÖ´Â ´Ù¸¥ ¿É¼ÇÀÎ ±¸¼º ÆÄÀÏ ÀúÀå ¿É¼ÇÀ» »ç¿ëÇÏ¿© CBR ±¸¼ºÀ» ÆÄÀÏ¿¡ Á¤±âÀûÀ¸·Î ÀúÀåÇØ¾ß ÇÕ´Ï´Ù. GUIÀÇ ¸Ç À§¿¡ ÀÖ´Â ÆÄÀÏ ¸Þ´º¸¦ »ç¿ëÇÏ¿© ÇöÀç È£½ºÆ® ¿¬°áÀ» ÆÄÀÏ·Î ÀúÀåÇϰųª ¸ðµç Load Balancer ±¸¼º¿ä¼Ò¿¡ °ÉÃÄ ±âÁ¸ ÆÄÀÏÀÇ ¿¬°áÀ» º¹¿øÇÒ ¼ö ÀÖ½À´Ï´Ù.
Load Balancer â ¿À¸¥ÂÊ »ó´Ü ±¸¼®ÀÇ ¹°À½Ç¥¸¦ ´©¸£¸é, µµ¿ò¸»ÀÌ Ç¥½ÃµË´Ï´Ù.
GUI¿¡¼ ¸í·ÉÀ» ½ÇÇàÇÏ·Á¸é GUI Æ®¸®¿¡¼ È£½ºÆ® ³ëµå¸¦ °Á¶Ç¥½ÃÇϰí È£½ºÆ® ÆË¾÷ ¸Þ´º¿¡¼ ¸í·É Àü¼Û...À» ¼±ÅÃÇϽʽÿÀ. ¸í·É ÀÔ·Â Çʵ忡¼´Â executor report¿Í °°ÀÌ ½ÇÇàÇÏ·Á´Â ¸í·ÉÀ» ÀÔ·ÂÇϽʽÿÀ. ÇöÀç ¼¼¼Ç¿¡¼ ½ÇÇàµÇ´Â ¸í·ÉÀÇ °á°ú ¹× È÷½ºÅ丮°¡ Á¦°øµÈ â¿¡ ³ªÅ¸³³´Ï´Ù.
GUI »ç¿ë¿¡ ´ëÇÑ ÀÚ¼¼ÇÑ ³»¿ëÀº ºÎ·Ï A, GUI: ÀÏ¹Ý ¸í·ÉÀ» ÂüÁ¶ÇϽʽÿÀ.
±¸¼º ¸¶¹ý»ç¸¦ »ç¿ë ÁßÀ̸é, ´ÙÀ½ ´Ü°è¸¦ ¼öÇàÇϽʽÿÀ.
cbrwizard¸¦ ½ÇÇàÇÏ¿© ¸í·É ÇÁ·ÒÇÁÆ®¿¡¼ ¸¶¹ý»ç¸¦ ½ÇÇàÇϽʽÿÀ. ¶Ç´Â GUI¿¡ Ç¥½ÃµÈ °Íó·³ CBR ±¸¼º¿ä¼Ò ¸Þ´º¿¡¼ ±¸¼º ¸¶¹ý»ç¸¦ ¼±ÅÃÇϽʽÿÀ.
AIX, Linux ¶Ç´Â SolarisÀÇ °æ¿ì, Caching Proxy¸¦ ½ÃÀÛÇÏ·Á¸é, ibmproxy¸¦ ÀÔ·ÂÇϽʽÿÀ.
Windows 2000ÀÇ °æ¿ì, Caching Proxy¸¦ ½ÃÀÛÇÏ·Á¸é ¼ºñ½º ÆÐ³Î(½ÃÀÛ -> ¼³Á¤ -> Á¦¾îÆÇ -> °ü¸® µµ±¸ -> ¼ºñ½º)·Î °¡½Ê½Ã¿À.
CBR ¸¶¹ý»ç´Â CBR ±¸¼º¿ä¼ÒÀÇ ±âº» ±¸¼º ÀÛ¼º ÇÁ·Î¼¼½º¸¦ ´Ü°èº°·Î ¾È³»ÇÕ´Ï´Ù. ¶ÇÇÑ ³×Æ®¿öÅ©¿¡ ´ëÇÑ Áú¹®À» ¿äûÇϰí CBR¿¡¼ ¼¹ö ±×·ì °£ÀÇ Åë½Å·® ·Îµå ¹ë·±½º¸¦ À¯ÁöÇÒ ¼ö ÀÖµµ·Ï Ŭ·¯½ºÅ͸¦ ¼³Ä¡ÇÏ´Â ´Ü°è¸¦ ¾È³»ÇÕ´Ï´Ù.
CBR ½Ã½ºÅÛÀ» ¼³Á¤ÇÏ·Á¸é, »ç¿ëÀÚ´Â ·çÆ® »ç¿ëÀÚ(AIX, Linux ¶Ç´Â SolarisÀÇ °æ¿ì) ¶Ç´Â Windows 2000 °ü¸®ÀÚ¿©¾ß ÇÕ´Ï´Ù.
¼³Á¤ÇÒ ¼¹öÀÇ °¢ Ŭ·¯½ºÅÍ´ç ÇϳªÀÇ IP ÁÖ¼Ò°¡ ÇÊ¿äÇÕ´Ï´Ù. Ŭ·¯½ºÅÍ ÁּҴ ȣ½ºÆ® À̸§(¿¹: www.yourcompany.com)°ú ¿¬°üµÈ ÁÖ¼ÒÀÔ´Ï´Ù. ÀÌ IP ÁּҴ Ŭ·¯½ºÅÍ¿¡¼ ¼¹ö¿¡ ¿¬°áÇϱâ À§ÇØ Å¬¶óÀÌ¾ðÆ®¿¡¼ »ç¿ëÇÕ´Ï´Ù. ƯÈ÷, ÀÌ ÁּҴ Ŭ¶óÀÌ¾ðÆ®·ÎºÎÅÍÀÇ URL ¿äû¿¡¼ ãÀ» ¼ö ÀÖ½À´Ï´Ù. µ¿ÀÏÇÑ Å¬·¯½ºÅÍ ÁÖ¼Ò·ÎÀÇ ¸ðµç ¿äûÀº CBR¿¡ ÀÇÇØ ·Îµå ¹ë·±½º°¡ ¼öÇàµË´Ï´Ù.
Solaris °æ¿ì¸¸ ÇØ´ç: CBR ±¸¼º¿ä¼Ò¸¦ »ç¿ëÇϱâ Àü¿¡ ÇÁ·Î¼¼½º °£ Åë½Å(IPC)ÀÇ ½Ã½ºÅÛ ±âº»°ªÀ» ¼öÁ¤ÇØ¾ß ÇÕ´Ï´Ù. °øÀ¯ ¸Þ¸ð¸® ¼¼±×¸ÕÆ®ÀÇ ÃÖ´ë Å©±â ¹× ¼¼¸¶Æ÷¾î ID ¼ö¸¦ ´Ã·Á¾ß ÇÕ´Ï´Ù. ½Ã½ºÅÛÀÌ CBRÀ» Áö¿øÇϵµ·Ï Á¶Á¤ÇÏ·Á¸é ½Ã½ºÅÛÀÇ /etc/system ÆÄÀÏÀ» ÆíÁýÇÏ¿© ´ÙÀ½ ¸í·É¹®À» Ãß°¡Çϰí ÀçºÎÆ®ÇϽʽÿÀ.
set shmsys:shminfo_shmmax=0x02000000 set semsys:seminfo_semmap=750 set semsys:seminfo_semmni=30 set semsys:seminfo_semmns=750 set semsys:seminfo_semmnu=30 set semsys:seminfo_semume=30
°øÀ¯ ¸Þ¸ð¸® ¼¼±×¸ÕÆ®¸¦ À§¿¡ Ç¥½ÃµÈ °ªÀ¸·Î ´Ã¸®Áö ¾ÊÀ» °æ¿ì, cbrcontrol executor start ¸í·ÉÀº ½ÇÆÐÇÕ´Ï´Ù.
CBRÀ» »ç¿ëÇÏ·Á¸é, Caching Proxy°¡ ¼³Ä¡µÇ¾î ÀÖ¾î¾ß ÇÕ´Ï´Ù.
Caching Proxy ±¸¼º ÆÄÀÏ(ibmproxy.conf)¿¡¼ ´ÙÀ½°ú °°ÀÌ ¼öÁ¤ÇØ¾ß ÇÕ´Ï´Ù.
¼ö½Å URL ÁöÁ¤¹® CacheByIncomingUrlÀÌ "off"(±âº»°ª)·Î ¼³Á¤µÇ¾î ÀÖ´ÂÁö È®ÀÎÇϽʽÿÀ.
±¸¼º ÆÄÀÏÀÇ ¸ÊÇÎ ±ÔÄ¢ ¼½¼Ç¿¡¼ ¸ðµç Ŭ·¯½ºÅÍ¿¡ ´ëÇØ ´ÙÀ½°ú °°Àº ¸ÊÇÎ ±ÔÄ¢À» Ãß°¡ÇϽʽÿÀ.
Proxy /* http://cluster.domain.com/* cluster.domain.com
CBR Ç÷¯±×Àο¡ ´ëÇØ ÆíÁýÇÒ 4°¡Áö Ç׸ñÀº ´ÙÀ½°ú °°½À´Ï´Ù.
°¢ Ç׸ñÀº ´ÜÀÏ Çà¿¡ ÀÖ¾î¾ß ÇÕ´Ï´Ù. ibmproxy.conf ÆÄÀÏ¿¡´Â "ServerInit" ÀνºÅϽº°¡ ¿©·¯ °³ Àִµ¥, °¢ Ç÷¯±×Àο¡ Çϳª¾¿ ´ëÀÀµË´Ï´Ù. "CBR Plug-in"¿¡ ´ëÀÀÇÏ´Â Ç׸ñÀº ÆíÁýÇ쵂 ÁÖ¼®Àº ºÙÀÌÁö ¸¶½Ê½Ã¿À.
AIX, Linux, Solaris ¹× Windows 2000ÀÇ ±¸¼º ÆÄÀÏ¿¡ ´ëÇÑ Æ¯Á¤ Ãß°¡»çÇ×Àº ´ÙÀ½°ú °°½À´Ï´Ù.
±×¸² 21. AIX, Linux ¹× Solaris¿ë CBR ±¸¼º ÆÄÀÏ
ServerInit /opt/ibm/edge/lb/servers/lib/libndcbr.so:ndServerInit PostAuth /opt/ibm/edge/lb/servers/lib/libndcbr.so:ndPostAuth PostExit /opt/ibm/edge/lb/servers/lib/libndcbr.so:ndPostExit ServerTerm /opt/ibm/edge/lb/servers/lib/libndcbr.so:ndServerTerm
±×¸² 22. Windows 2000¿ë CBR ±¸¼º ÆÄÀÏ
ServerInit c:\Program Files\IBM\edge\lb\servers\lib\libndcbr.dll:ndServerInit PostAuth c:\Program Files\IBM\edge\lb\servers\lib\libndcbr.dll:ndPostAuth PostExit c:\Program Files\IBM\edge\lb\servers\lib\libndcbr.dll:ndPostExit ServerTerm c:\Program Files\IBM\edge\lb\servers\lib\libndcbr.dll:ndServerTerm
CBR ¼¹ö ±â´ÉÀ» ½ÃÀÛÇÏ·Á¸é ¸í·ÉÇà¿¡¼ cbrserver¸¦ ÀÔ·ÂÇϽʽÿÀ.
±âº» ±¸¼º ÆÄÀÏ(default.cfg)Àº cbrserver¸¦ ½ÃÀÛÇÒ ¶§ ÀÚµ¿À¸·Î ·ÎµåµË´Ï´Ù.
CBR ±¸¼ºÀ» default.cfg¿¡ ÀúÀåÇϸé ÀÌ ÆÄÀÏ¿¡ ÀúÀåµÈ ¸ðµç ³»¿ëÀÌ ´ÙÀ½ cbrserver¸¦ ½ÃÀÛÇÒ ¶§ ÀÚµ¿À¸·Î ·ÎµåµË´Ï´Ù.
½ÇÇà ÇÁ·Î±×·¥ ±â´ÉÀ» ½ÃÀÛÇÏ·Á¸é, cbrcontrol executor start ¸í·ÉÀ» ÀÔ·ÂÇϽʽÿÀ. À̶§ ¿©·¯°¡Áö ½ÇÇà ÇÁ·Î±×·¥ ¼³Á¤À» º¯°æÇÒ ¼öµµ ÀÖ½À´Ï´Ù. dscontrol executor -- ½ÇÇà ÇÁ·Î±×·¥ Á¦¾î¸¦ ÂüÁ¶ÇϽʽÿÀ.
CBRÀº ÇØ´ç Ŭ·¯½ºÅÍÀÇ Æ÷Æ®¿¡ ±¸¼ºµÈ ÇØ´ç ¼¹ö¿¡ ´ëÇÑ Å¬·¯½ºÅÍ·Î Àü¼ÛµÈ ¿äûÀÇ ¹ë·±½º¸¦ Á¶Á¤ÇÕ´Ï´Ù.
Ŭ·¯½ºÅÍ´Â URLÀÇ È£½ºÆ® ºÎºÐ¿¡ À§Ä¡ÇÑ ±âÈ£ À̸§À¸·Î ibmproxy.conf ÆÄÀÏÀÇ Proxy ¸í·É¹®¿¡ »ç¿ëµÈ À̸§°ú ÀÏÄ¡ÇØ¾ß ÇÕ´Ï´Ù.
Ŭ·¯½ºÅ͸¦ Á¤ÀÇÇÏ·Á¸é ´ÙÀ½ ¸í·ÉÀ» ½ÇÇàÇϽʽÿÀ.
cbrcontrol cluster add cluster
Ŭ·¯½ºÅÍ ¿É¼ÇÀ» ¼³Á¤ÇÏ·Á¸é ´ÙÀ½ ¸í·ÉÀ» ½ÇÇàÇϽʽÿÀ.
cbrcontrol cluster set cluster option value
ÀÚ¼¼ÇÑ Á¤º¸´Â Dispatcher ¹× CBR ¸í·É¾î ÂüÁ¶¼¸¦ ÂüÁ¶ÇϽʽÿÀ.
¿ª¹æÇâ ÇÁ·Ï½Ã·Î ±¸¼ºµÈ Caching Proxy¸¦ ½ÇÇàÇÏ´Â °æ¿ì ¿©·¯ À¥ »çÀÌÆ®¿¡ ´ëÇØ ·Îµå ¹ë·±½º¸¦ ¼öÇàÇÏ·Á¸é °¢ À¥ »çÀÌÆ®ÀÇ Å¬·¯½ºÅÍ ÁÖ¼Ò¸¦ Load Balancer »óÀÚÀÇ ÃÖ¼ÒÇÑ ÇϳªÀÇ ³×Æ®¿öÅ© ÀÎÅÍÆäÀ̽º Ä«µå¿¡ Ãß°¡ÇØ¾ß ÇÕ´Ï´Ù. ±×·¸Áö ¾ÊÀº °æ¿ì¿¡´Â ÀÌ ´Ü°è¸¦ »ý·«ÇÒ ¼ö ÀÖ½À´Ï´Ù.
AIX, Linux ¶Ç´Â SolarisÀÇ °æ¿ì: Ŭ·¯½ºÅÍ ÁÖ¼Ò¸¦ ³×Æ®¿öÅ© ÀÎÅÍÆäÀ̽º¿¡ Ãß°¡ÇÏ·Á¸é ´ÙÀ½ ifconfig ¸í·ÉÀ» »ç¿ëÇϽʽÿÀ. Ç¥ 8¿¡ ³ªÅ¸³ ¿î¿µ üÁ¦¿¡ ÇØ´çÇÏ´Â ¸í·ÉÀ» »ç¿ëÇϽʽÿÀ.
AIX | ifconfig interface_name alias cluster_address netmask netmask |
Linux | ifconfig interface_name cluster_address netmask netmask up |
Solaris 7 | ifconfig interface_name cluster_address netmask netmask up |
Solaris 8 | ifconfig addif interface_name cluster_address netmask netmask up |
WindowsÀÇ °æ¿ì: Ŭ·¯½ºÅÍ ÁÖ¼Ò¸¦ ³×Æ®¿öÅ© ÀÎÅÍÆäÀ̽º¿¡ Ãß°¡ÇÏ·Á¸é ´ÙÀ½À» ¼öÇàÇϽʽÿÀ.
Æ÷Æ® ¹øÈ£´Â ¼¹ö ÀÀ¿ëÇÁ·Î±×·¥ÀÌ ÀνÄÇÏ´Â Æ÷Æ®ÀÔ´Ï´Ù. HTTP Åë½ÅÀ» ½ÇÇà ÁßÀÎ Caching Proxy°¡ ÀÖ´Â CBRÀÇ °æ¿ì, ÀϹÝÀûÀ¸·Î Æ÷Æ® 80ÀÔ´Ï´Ù.
ÀÌÀü ´Ü°è¿¡¼ Á¤ÀÇÇÑ Å¬·¯½ºÅÍ¿¡ Æ÷Æ®¸¦ Á¤ÀÇÇÏ·Á¸é ´ÙÀ½À» ½ÇÇàÇϽʽÿÀ.
cbrcontrol port add cluster:port
Æ÷Æ® ¿É¼ÇÀ» ¼³Á¤ÇÏ·Á¸é ´ÙÀ½À» ½ÇÇàÇϽʽÿÀ.
cbrcontrol port set cluster:port option value
ÀÚ¼¼ÇÑ Á¤º¸´Â Dispatcher ¹× CBR ¸í·É¾î ÂüÁ¶¼¸¦ ÂüÁ¶ÇϽʽÿÀ.
¼¹ö ½Ã½ºÅÛÀº ·Îµå ¹ë·±½º¸¦ ¼öÇàÇÏ´Â ÀÀ¿ëÇÁ·Î±×·¥ÀÌ ½ÇÇàµÇ´Â ½Ã½ºÅÛÀÔ´Ï´Ù. server´Â ¼¹ö ½Ã½ºÅÛÀÇ ±âÈ£ À̸§À̰ųª Á¡ºÐ¸® 10Áø¼ö ÁÖ¼ÒÀÔ´Ï´Ù. Æ÷Æ® ¹× Ŭ·¯½ºÅÍÀÇ ¼¹ö¸¦ Á¤ÀÇÇÏ·Á¸é ´ÙÀ½ ¸í·ÉÀ» ¹ßÇàÇϽʽÿÀ.
cbrcontrol server add cluster:port:server
·Îµå ¹ë·±½º¸¦ ¼öÇàÇϱâ À§Çؼ´Â Ŭ·¯½ºÅÍÀÇ Æ÷Æ®º°·Î µÎ °³ ÀÌ»óÀÇ ¼¹ö¸¦ Á¤ÀÇÇØ¾ß ÇÕ´Ï´Ù.
ÀÌ ´Ü°è´Â Caching Proxy°¡ ÀÖ´Â CBRÀ» ±¸¼ºÇÏ´Â ÇÙ½É ´Ü°èÀÔ´Ï´Ù. ±ÔÄ¢Àº URL ¿äûÀ» ±¸º°Çϰí ÀûÀýÇÑ ¼¹ö ÁýÇÕ¿¡ ¿äûÀ» Àü¼ÛÇÏ´Â ¹æ¹ýÀ» Á¤ÀÇÇÕ´Ï´Ù. CBRÀÌ »ç¿ëÇϴ Ư¼öÇÑ ±ÔÄ¢ À¯ÇüÀ» ÄÁÅÙÃ÷ ±ÔÄ¢À̶ó°í ÇÕ´Ï´Ù. ÄÁÅÙÃ÷ ±ÔÄ¢À» Á¤ÀÇÇÏ·Á¸é ´ÙÀ½ ¸í·ÉÀ» ½ÇÇàÇϽʽÿÀ.
cbrcontrol rule add cluster:port:rule type content pattern pattern
pattern °ªÀº °¢ Ŭ¶óÀÌ¾ðÆ® ¿äû¿¡¼ URL°ú ºñ±³µÉ ÀÏ¹Ý Ç¥Çö½ÄÀÔ´Ï´Ù. ÆÐÅÏ ±¸¼º¹ý¿¡ ´ëÇÑ ÀÚ¼¼ÇÑ ³»¿ëÀº ºÎ·Ï B, ÄÁÅÙÃ÷ ±ÔÄ¢(ÆÐÅÏ) ±¸¹®À» ÂüÁ¶ÇϽʽÿÀ.
Dispatcher¿¡ Á¤ÀÇµÈ ÀϺΠ±âŸ ±ÔÄ¢ À¯ÇüÀº CBR¿¡¼µµ »ç¿ëµÉ ¼ö ÀÖ½À´Ï´Ù. ÀÚ¼¼ÇÑ ³»¿ëÀº ±ÔÄ¢ ±â¹Ý ·Îµå ¹ë·±½º ±¸¼ºÀ» ÂüÁ¶ÇϽʽÿÀ.
±ÔÄ¢ÀÌ Å¬¶óÀÌ¾ðÆ® ¿äû¿¡ ÀÇÇØ ÀÏÄ¡µÇ¸é, ÃÖÀûÀÇ ¼¹ö¸¦ ÆÇº°Çϱâ À§ÇØ ±ÔÄ¢ÀÇ ¼¹ö ÁýÇÕÀÌ Á¶È¸µË´Ï´Ù. ±ÔÄ¢ÀÇ ¼¹ö ÁýÇÕÀº Æ÷Æ®¿¡ Á¤ÀÇµÈ ¼¹öÀÇ ¼ºê¼¼Æ®ÀÔ´Ï´Ù. ±ÔÄ¢ÀÇ ¼¹ö ÁýÇÕ¿¡ ¼¹ö¸¦ Ãß°¡ÇÏ·Á¸é ´ÙÀ½ ¸í·ÉÀ» ¹ßÇàÇϽʽÿÀ.
cbrcontrol rule useserver cluster:port:rule server
°ü¸®ÀÚ ±â´ÉÀº ·Îµå ¹ë·±½º¸¦ Çâ»ó½Ãŵ´Ï´Ù. °ü¸®ÀÚ¸¦ ½ÃÀÛÇÏ·Á¸é ´ÙÀ½ ¸í·ÉÀ» ¹ßÇàÇϽʽÿÀ.
cbrcontrol manager start
±Ç°íÀÚ´Â ¿äû¿¡ ÀÀ´äÇÏ´Â ·Îµå ¹ë·±½º ¼¹ö ½Ã½ºÅÛÀÇ ´É·Â¿¡ ´ëÇÑ ÀÚ¼¼ÇÑ Á¤º¸¸¦ °ü¸®ÀÚ¿¡ Á¦°øÇÕ´Ï´Ù. ±Ç°íÀÚ´Â ÇÁ·ÎÅäÄݸ¶´Ù °íÀ¯ÇÕ´Ï´Ù. ¿¹¸¦ µé¾î HTTP ±Ç°íÀÚ¸¦ ½ÃÀÛÇÏ·Á¸é ´ÙÀ½ ¸í·ÉÀ» ½ÇÇàÇϽʽÿÀ.
cbrcontrol advisor start http port
±Ç°íÀÚ¸¦ ½ÃÀÛÇÒ °æ¿ì, ·Îµå ¹ë·±½º °áÁ¤ ½Ã Æ÷ÇԵǴ ±Ç°íÀÚ Á¤º¸¿¡ ºÎ¿©µÈ Á߿伺ÀÇ ºñÀ²À» ¼öÁ¤ÇÒ ¼ö ÀÖ½À´Ï´Ù. Ŭ·¯½ºÅÍ ºñÀ²À» ¼³Á¤ÇÏ·Á¸é cbrcontrol cluster set cluster proportions ¸í·ÉÀ» ¹ßÇàÇϽʽÿÀ. ÀÚ¼¼ÇÑ ³»¿ëÀº »óÅ Á¤º¸¿¡ Á¦°øµÇ´Â Á߿伺 ºñÀ²À» ÂüÁ¶ÇϽʽÿÀ.
/opt/ibm/edge/lb/servers/lib
/opt/ibm/edge/lb/servers/lib
c:\Program Files\IBM\edge\lb\servers\lib
»õ·Î¿î ȯ°æ¿¡¼, ¸í·É ÇÁ·ÒÇÁÆ®¿¡¼ Caching Proxy¸¦ ½ÃÀÛÇϰí ibmproxy¸¦ ¹ßÇàÇϽʽÿÀ.
CBRÀ» ±¸¼ºÇÏ·Á¸é ´ÙÀ½ ´Ü°è¸¦ µû¸£½Ê½Ã¿À.
ÀÌ ÆÄÆ®¿¡¼´Â ºü¸¥ ½ÃÀÛ ±¸¼º, °èȹ °í·Á»çÇ׿¡ ´ëÇÑ Á¤º¸¸¦ Á¦°øÇϸç Load BalancerÀÇ Site Selector ±¸¼º¿ä¼Ò ±¸¼º ¸Þ¼Òµå¿¡ ´ëÇØ ¼³¸íÇÕ´Ï´Ù. ´ÙÀ½ ÀåÀ» Æ÷ÇÔÇÕ´Ï´Ù.
ÀÌ ºü¸¥ ½ÃÀÛ ¿¹´Â Ŭ¶óÀÌ¾ðÆ® ¿äû¿¡ »ç¿ëµÇ´Â µµ¸ÞÀÎ À̸§¿¡ ±âÃÊÇÑ ¼¹ö ¼¼Æ® »çÀÌ¿¡¼ Åë½Å·®À» ·Îµå ¹ë·±½ºÇϱâ À§ÇØ Site Selector¸¦ »ç¿ëÇÏ¿© »çÀÌÆ® À̸§ ±¸¼ºÀ» ÀÛ¼ºÇÏ´Â ¹æ¹ýÀ» º¸¿© ÁÝ´Ï´Ù.
±×¸² 23. °£´ÜÇÑ Site Selector ±¸¼º
ÀÌ ºü¸¥ ½ÃÀÛ ±¸¼º ¿¹ÀÇ °æ¿ì, ´ÙÀ½ÀÌ ÇÊ¿äÇÕ´Ï´Ù.
ÀÌ ºü¸¥ ½ÃÀÛ ¿¹ÀÇ °æ¿ì, ȸ»çÀÇ »çÀÌÆ® µµ¸ÞÀÎÀº mywebshop.comÀÔ´Ï´Ù. Site Selector°¡ ÀÌ µµ¸ÞÀÎ ³»ÀÇ Çϳª ÀÌ»óÀÇ URL ¶Ç´Â »çÀÌÆ®¿¡ ´ëÇØ ·Îµå ¹ë·±½ºÇÒ ¿¹Á¤À̹ǷÎ, ¼ºêµµ¸ÞÀÎ(apps.mywebshop.com)À» Á¤ÀÇÇØ¾ß ÇÕ´Ï´Ù. Site Selector´Â apps.mywebservice.com ¼ºêµµ¸ÞÀο¡ ´ëÇÑ ±ÇÇÑÀ» °¡Áý´Ï´Ù. ¼ºêµµ¸ÞÀÎ apps.mywebshop.comÀº »çÀÌÆ® À̸§ marketing.apps.mywebshop.com ¹× developer.apps.mywebshop.comÀ» Æ÷ÇÔÇÕ´Ï´Ù.
apps.mywebshop.com. IN NS siteselector.mywebshop.com
Site Selector¸¦ ÅëÇØ ¸í·ÉÇà, ±¸¼º ¸¶¹ý»ç ¶Ç´Â GUI(Graphical User Interface)¸¦ »ç¿ëÇÏ¿© ±¸¼ºÀ» ÀÛ¼ºÇÒ ¼ö ÀÖ½À´Ï´Ù. ÀÌ ºü¸¥ ½ÃÀÛ ¿¹ÀÇ °æ¿ì, ±¸¼º ´Ü°è´Â ¸í·ÉÇàÀ» »ç¿ëÇÏ¿© ¿¹½ÃµË´Ï´Ù.
¸í·É ÇÁ·ÒÇÁÆ®¿¡¼ ´ÙÀ½ ´Ü°è¸¦ µû¸£½Ê½Ã¿À
sscontrol sitename add marketing.apps.mywebshop.com
sscontrol sitename add developer.apps.mywebshop.com
sscontrol server add marketing.apps.mywebshop.com:server1+server2
sscontrol server add developer.apps.mywebshop.com:server3+server4
sscontrol manager start
sscontrol advisor start http marketing.apps.mywebshop.com:80
sscontrol advisor start ftp developer.apps.mywebshop.com:21
Site Selector¿¡¼´Â ½ÇÆÐÇÑ ¼¹ö·Î Ŭ¶óÀÌ¾ðÆ® ¿äûÀÌ Àü¼ÛµÇÁö ¾Ê¾ÒÀ½À» È®ÀÎÇÕ´Ï´Ù.
sscontrol nameserver start
»ç¿ëÀÚÀÇ ±âº» Site Selector ±¸¼ºÀ» Áö±Ý ¿Ï·áÇß½À´Ï´Ù.
±¸¼ºÀÌ ÀÛµ¿µÇ°í ÀÖ´ÂÁö È®ÀÎÇϽʽÿÀ.
sscontrol server status marketing.apps.mywebshop.com:
sscontrol server status developer.apps.mywebshop.com:
°¢ ¼¹öÀÇ È÷Æ® Ç׸ñ ÃѰ谡 ping ¹× ÀÀ¿ëÇÁ·Î±×·¥ ¿äû±îÁö Ãß°¡µÇ¾î¾ß ÇÕ´Ï´Ù.
Site Selector GUI »ç¿ë¿¡ ´ëÇÑ Á¤º¸´Â GUI ¹× ºÎ·Ï A, GUI: ÀÏ¹Ý ¸í·ÉÀ» ÂüÁ¶ÇϽʽÿÀ.
Site Selector ¸¶¹ý»ç »ç¿ë¿¡ ´ëÇÑ Á¤º¸´Â ±¸¼º ¸¶¹ý»ç¸¦ ÂüÁ¶ÇϽʽÿÀ.
ÀÌ Àå¿¡¼´Â Site Selector ±¸¼º¿ä¼Ò¸¦ ¼³Ä¡ÇÏ°í ±¸¼ºÇϱâ Àü¿¡ ³×Æ®¿öÅ© °èȹÀÚ°¡ °í·ÁÇØ¾ß ÇÒ »çÇ׿¡ ´ëÇØ ¼³¸íÇÕ´Ï´Ù.
ÀÌ Àå¿¡´Â ´ÙÀ½°ú °°Àº ¼½¼ÇÀÌ ¼ö·ÏµÇ¾î ÀÖ½À´Ï´Ù.
Site Selector´Â µµ¸ÞÀÎ À̸§ ¼¹ö¿Í ÇÔ²² ÀÛµ¿ÇÏ¿© ¼öÁýÇÑ ´ÜÀ§¿Í °¡ÁßÄ¡¸¦ ÅëÇØ ¼¹ö ±×·ìÀÇ ·Îµå ¹ë·±½º¸¦ Á¶Á¤ÇÕ´Ï´Ù. Ŭ¶óÀ̾ðÆ®ÀÇ ¿äû¿¡ »ç¿ëÇÒ µµ¸ÞÀÎ À̸§¿¡ µû¶ó ¼¹ö ±×·ì °£ Åë½ÅÀ» ·Îµå ¹ë·±½ºÇÒ ¼ö ÀÖµµ·Ï »çÀÌÆ® ±¸¼ºÀ» ÀÛ¼ºÇÒ ¼ö ÀÖ½À´Ï´Ù.
DNS ȯ°æ ³»¿¡¼ Site Selector¿¡ ´ëÇÑ ¼ºêµµ¸ÞÀÎÀ» ¼³Ä¡ÇÒ ¶§, Site Selector´Â ÀÚ½ÅÀÇ ¼ºêµµ¸ÞÀο¡ ´ëÇÑ ±ÇÇÑÀ» °¡Á®¾ß ÇÕ´Ï´Ù. ¿¹¸¦ µé¾î(±×¸² 24 ÂüÁ¶), company.com µµ¸ÞÀο¡ ´ëÇÑ ±ÇÇÑÀÌ »ç¿ëÀÚ È¸»ç¿¡ ÁöÁ¤µÇ¾ú½À´Ï´Ù. ȸ»ç ³»¿¡´Â ¿©·¯ °³ÀÇ ¼ºêµµ¸ÞÀÎÀÌ ÀÖ½À´Ï´Ù. Site Selector´Â siteload.company.com¿¡ ´ëÇÑ ±ÇÇÑÀ» °¡Áö¸ç DNS ¼¹öµµ °è¼Ó atlanta.company.com ¹× boston.company.com¿¡ ´ëÇÑ ±ÇÇÑÀ» À¯ÁöÇÕ´Ï´Ù.
ȸ»ç À̸§ ¼¹ö°¡ Site Selector¸¦ »çÀÌÆ® ·Îµå ¼ºêµµ¸ÞÀÎÀÇ ±ÇÇÑÀ» °¡Áø °ÍÀ¸·Î ÀνÄÇϱâ À§Çؼ´Â, À̸§ÀÌ ÁöÁ¤µÈ ÇØ´ç µ¥ÀÌÅÍ ÆÄÀÏ¿¡ À̸§ ¼¹ö Ç׸ñÀ» Ãß°¡ÇØ¾ß ÇÕ´Ï´Ù. ¿¹¸¦ µé¾î, AIX¿¡¼ À̸§ ¼¹ö Ç׸ñÀº ´ÙÀ½°ú °°½À´Ï´Ù.
siteload.company.com. IN NS siteselector.company.com.
¿©±â¿¡¼ siteselector.company.comÀº Site Selector ½Ã½ºÅÛÀÇ È£½ºÆ® À̸§ÀÔ´Ï´Ù. DNS ¼¹ö¿¡¼ »ç¿ëÇÏ·Á¸é À̸§ÀÌ ÁöÁ¤µÈ ´Ù¸¥ µ¥ÀÌÅͺ£À̽º ÆÄÀÏ¿¡ ÀÌ¿¡ »óÀÀÇÏ´Â Ç׸ñÀÌ ÀÛ¼ºµÇ¾î¾ß ÇÕ´Ï´Ù.
Ŭ¶óÀÌ¾ðÆ®´Â µµ¸ÞÀÎ À̸§¿¡ ´ëÇÑ ºÐ¼® ¿äûÀ» ³×Æ®¿öÅ© ³»ÀÇ À̸§ ¼¹ö·Î Á¦ÃâÇÕ´Ï´Ù. À̸§ ¼¹ö´Â Site Selector ½Ã½ºÅÛÀ¸·Î ¿äûÀ» Àü´ÞÇÕ´Ï´Ù. ±×·¯¸é, Site Selector°¡ »çÀÌÆ® À̸§¿¡ µû¶ó ±¸¼ºµÈ ¼¹ö Áß ÇÑ ¼¹öÀÇ IP ÁÖ¼Ò·Î µµ¸ÞÀÎ À̸§À» ºÐ¼®ÇÕ´Ï´Ù. Site Selector´Â ¼±ÅÃÇÑ ¼¹öÀÇ IP ÁÖ¼Ò¸¦ À̸§ ¼¹ö·Î ¸®ÅÏÇÕ´Ï´Ù. À̸§ ¼¹ö´Â IP ÁÖ¼Ò¸¦ Ŭ¶óÀÌ¾ðÆ®·Î ¸®ÅÏÇÕ´Ï´Ù(Site Selector´Â ¼øÈ¯ÇÏÁö ¾Ê´Â(¸®ÇÁ ³ëµå) À̸§ ¼¹ö·Î »ç¿ëµÇ¸ç, µµ¸ÞÀÎ À̸§ ¿äûÀ» ºÐ¼®ÇÏÁö ¾ÊÀ¸¸é ¿À·ù¸¦ ¸®ÅÏÇÕ´Ï´Ù).
·ÎÄà ¼¹ö¿Í ¿ø°Ý ¼¹ö¸¦ ·Îµå ¹ë·±½ºÇϱâ À§ÇØ Site Selector°¡ DNS ½Ã½ºÅÛ°ú ÇÔ²² »ç¿ëµÇ´Â »çÀÌÆ®¸¦ ³ªÅ¸³»´Â ±×¸² 5¸¦ ÂüÁ¶ÇϽʽÿÀ.
Site Selector´Â ´ÙÀ½°ú °°Àº ±â´ÉÀ¸·Î ±¸¼ºµË´Ï´Ù.
°ü¸®ÀÚ¸¦ »ç¿ëÇÏ´Â °ÍÀº ¼±ÅÃÀÔ´Ï´Ù. ±×·¯³ª °ü¸®ÀÚ¸¦ »ç¿ëÇÏÁö ¾ÊÀ¸¸é, ÇöÀç ¼¹ö °¡ÁßÄ¡¿¡ µû¶ó °¡ÁßµÈ ¶ó¿îµå ·Îºó(round-robin) ½ºÄÉÁÙ¸µÀ» »ç¿ëÇÏ¿© ·Îµå ¹ë·±½º°¡ ¼öÇàµÇ¸ç, ±Ç°íÀÚ´Â »ç¿ë°¡´ÉÇÏÁö ¾Ê½À´Ï´Ù.
Metric Server¸¦ »ç¿ëÇϸé, Site Selector´Â ¼¹öÀÇ È°µ¿ ·¹º§À» ¸ð´ÏÅÍÇϰí, ¼¹ö°¡ °¡Àå ½ÉÇÏÁö ¾Ê°Ô ·ÎµåµÇ´Â ½Ã±â ¹× ½ÇÆÐÇÑ ¼¹ö¸¦ ¹ß°ßÇÒ ¼ö ÀÖ½À´Ï´Ù. ·Îµå´Â ¼¹ö°¡ ¾ó¸¶³ª ¾î·Æ°Ô ÀÛµ¿ÇÏ´ÂÁö¿¡ ´ëÇÑ ÃøÁ¤ÀÔ´Ï´Ù. Site Selector ½Ã½ºÅÛ °ü¸®ÀÚ´Â ·Îµå¸¦ ÃøÁ¤ÇÏ´Â µ¥ »ç¿ëÇÏ´Â ÃøÁ¤ À¯ÇüÀ» Á¦¾îÇÕ´Ï´Ù. Site Selector´Â ¾×¼¼½º ºóµµ, ÃÑ »ç¿ëÀÚ ¼ö, ¾×¼¼½º À¯Çü(¿¹: °£´ÜÇÑ Á¶È¸, Àå±â Á¶È¸ ¶Ç´Â CPU ÁýÁß ·Îµå)°ú °°Àº ¿ä¼Ò¸¦ °í·ÁÇÏ¿© ȯ°æ¿¡ ¸Â°Ô ±¸¼ºµÉ ¼ö ÀÖ½À´Ï´Ù.
·Îµå ¹ë·±½º´Â ¼¹ö °¡ÁßÄ¡¸¦ ±â¹ÝÀ¸·Î ÇÕ´Ï´Ù. Site SelectorÀÇ °æ¿ì, °ü¸®ÀÚ¿¡¼ °¡ÁßÄ¡¸¦ ÆÇº°ÇÏ´Â µ¥ »ç¿ëÇÏ´Â 4°¡Áö ºñÀ²ÀÌ ÀÖ½À´Ï´Ù.
CPU ¹× ¸Þ¸ð¸® °ªÀº ¸ðµÎ Metric Server¿¡ ÀÇÇØ Á¦°øµË´Ï´Ù. µû¶ó¼ Site Selector ±¸¼º¿ä¼Ò¿¡ Metric Server¸¦ »ç¿ëÇÏ´Â °ÍÀÌ ±ÇÀåµË´Ï´Ù.
Metric Server¿¡¼ ÀÚ¼¼ÇÑ Á¤º¸¸¦ ÂüÁ¶ÇϽʽÿÀ.
Site SelectorÀÇ ÇÙ½ÉÀûÀÎ ³× ±â´É(À̸§ ¼¹ö, °ü¸®ÀÚ, Metric Server, ±Ç°íÀÚ)Àº ¼¹ö °£ÀÇ ¼ö½Å ¿äûÀ» ¹ë·±½ºÇÏ°í ºÐ¼®Çϱâ À§ÇØ »óÈ£ÀÛ¿ëÇÕ´Ï´Ù.
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Site Selector¿¡ ³×Æ®¿öÅ© ±ÙÁ¢ ±â´ÉÀ» »ç¿ëÇÏ´Â °ÍÀº ¼±ÅûçÇ×ÀÔ´Ï´Ù.
Site Selector´Â °¢ »çÀÌÆ® À̸§¿¡ ¼³Á¤ÇÒ ¼ö ÀÖ´Â ³×Æ®¿öÅ© ±ÙÁ¢ ¿É¼ÇÀ» Á¦°øÇÕ´Ï´Ù.
yes·Î ¼³Á¤Çϸé, Metric Server´Â ±ÙÁ¢ ÀÀ´ä ½Ã°£À» ¹Þ±â À§ÇØ Å¬¶óÀÌ¾ðÆ®¿¡ ping ¸í·ÉÀ» ½ÇÇàÇÕ´Ï´Ù. À̸§ ¼¹ö´Â ¸ðµç Metric Server°¡ ÀÀ´äÇÒ ¶§±îÁö ¶Ç´Â ½Ã°£ÀÌ Á¾·áµÉ ¶§±îÁö ´ë±âÇÕ´Ï´Ù. ±×¸®°í ³ª¼, ¼¹ö¸¶´Ù À̸§ ¼¹ö´Â °ü¸®ÀÚ°¡ °è»êÇÑ °¡ÁßÄ¡¸¦ ±ÙÁ¢ ÀÀ´ä ½Ã°£°ú °áÇÕ½ÃÄÑ °¢ ¼¹ö¿¡ ´ëÇØ "°áÇÕµÈ °¡ÁßÄ¡" °ªÀ» ÀÛ¼ºÇÕ´Ï´Ù. Site Selector´Â ¼¹ö IP ÁÖ¼Ò°¡ Àִ Ŭ¶óÀÌ¾ðÆ®¿¡°Ô ÃÖ»óÀÇ °áÇÕ °¡ÁßÄ¡¸¦ Á¦°øÇÕ´Ï´Ù. (´ëºÎºÐÀÇ Å¬¶óÀÌ¾ðÆ® À̸§ ¼¹öÀÇ Á¾·á ½Ã°£Àº 5ÃÊÀÔ´Ï´Ù. Site Selector´Â ½Ã°£ÀÌ Á¾·áµÇ±â Àü¿¡ ÀÀ´äÀ» ½ÃµµÇÕ´Ï´Ù.)
no·Î ¼³Á¤Çϸé, À̸§ ºÐ¼®ÀÌ ÇöÀç °ü¸®ÀÚ °¡ÁßÄ¡¸¦ ±â¹ÝÀ¸·Î Çϴ Ŭ¶óÀÌ¾ðÆ®¿¡°Ô Á¦°øµË´Ï´Ù. ±×¸®°í ³ª¼, Metric Server°¡ ±ÙÁ¢ ÀÀ´ä ½Ã°£À» ¹Þ±â À§ÇØ Å¬¶óÀÌ¾ðÆ®¿¡ ping ¸í·ÉÀ» ½ÇÇàÇÕ´Ï´Ù. À̸§ ¼¹ö´Â Metric Server¿¡¼ ¹ÞÀº ÀÀ´ä ½Ã°£À» ij½ÃÇÕ´Ï´Ù. µÎ ¹øÂ° ¿äû¿¡¼ Ŭ¶óÀÌ¾ðÆ®°¡ ¸®ÅϵǸé, À̸§ ¼¹ö´Â ÇöÀç °ü¸®ÀÚ °¡ÁßÄ¡¸¦ °¢ ¼¹ö¿¡ ´ëÇØ ij½ÃµÈ ping ¸í·É ÀÀ´ä °ª°ú °áÇÕ½ÃÄÑ ÃÖ»óÀÇ "°áÇÕµÈ °¡ÁßÄ¡"°¡ ÀÖ´Â ¼¹ö¸¦ °¡Á®¿É´Ï´Ù. Site Selector´Â ÀÌ ¼¹öÀÇ IP ÁÖ¼Ò¸¦ µÎ ¹øÂ° ¿äûÀÇ Å¬¶óÀÌ¾ðÆ®·Î ¸®ÅÏÇÕ´Ï´Ù.
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ÀÌ ÀåÀÇ ´Ü°è¸¦ ¼öÇàÇϱâ Àü¿¡, Site Selector ±¸¼º¿ä¼Ò¿¡ ´ëÇÑ °èȹÀ» ÂüÁ¶ÇϽʽÿÀ. ÀÌ Àå¿¡¼´Â Load BalancerÀÇ Site Selector ±¸¼º¿ä¼Ò¿¡ ´ëÇÑ ±âº» ±¸¼ºÀ» ÀÛ¼ºÇÏ´Â ¹æ¹ýÀ» ¼³¸íÇÕ´Ï´Ù.
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Load BalancerÀÇ Site Selector ±¸¼º¿ä¼ÒÀÇ ±âº» ±¸¼ºÀ» ÀÛ¼ºÇÒ °æ¿ì ³× °¡Áö ±âº» ¹æ¹ýÀ¸·Î Site Selector ±¸¼º¿ä¼Ò¸¦ ±¸¼ºÇÒ ¼ö ÀÖ½À´Ï´Ù.
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Site Selector ±¸¼º ¸í·ÉÀº ±¸¼º ½ºÅ©¸³Æ® ÆÄÀÏ¿¡ ÀԷµǾî ÇÔ²² ½ÇÇàµÉ ¼ö ÀÖ½À´Ï´Ù.
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GUI¿¡¼ ¸í·ÉÀ» ½ÇÇàÇÏ·Á¸é GUI Æ®¸®¿¡¼ È£½ºÆ® ³ëµå¸¦ °Á¶Ç¥½ÃÇÑ ´ÙÀ½ È£½ºÆ® ÆË¾÷ ¸Þ´º¿¡¼ ¸í·É Àü¼Û....À» ¼±ÅÃÇϽʽÿÀ. ¸í·É ÀÔ·Â Çʵ忡¼ nameserver status¿Í °°ÀÌ ½ÇÇàÇÏ·Á´Â ¸í·ÉÀ» ÀÔ·ÂÇϽʽÿÀ. ÇöÀç ¼¼¼Ç¿¡¼ ½ÇÇàµÇ´Â ¸í·ÉÀÇ °á°ú ¹× È÷½ºÅ丮°¡ Á¦°øµÈ â¿¡ ³ªÅ¸³³´Ï´Ù.
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GUI »ç¿ë¿¡ ´ëÇÑ ÀÚ¼¼ÇÑ ³»¿ëÀº ºÎ·Ï A, GUI: ÀÏ¹Ý ¸í·ÉÀ» ÂüÁ¶ÇϽʽÿÀ.
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Site Selector ½Ã½ºÅÛÀ» ¼³Á¤ÇÏ·Á¸é ·çÆ® »ç¿ëÀÚ(AIX, Linux ¶Ç´Â SolarisÀÇ °æ¿ì) ¶Ç´Â Windows 2000¿¡¼´Â °ü¸®ÀÚ¿©¾ß ÇÕ´Ï´Ù.
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AIX, Linux ¹× Solaris: ¼¹ö ±â´ÉÀ» ½ÃÀÛÇÏ·Á¸é ssserver¸¦ ÀÔ·ÂÇϽʽÿÀ.
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°ü¸®ÀÚ¸¦ ½ÃÀÛÇÏ·Á¸é ´ÙÀ½ ¸í·ÉÀ» ¹ßÇàÇϽʽÿÀ.
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½Ã½ºÅÛ ¸ÞÆ®¸¯ ¹× Metric Server »ç¿ë¿¡ ´ëÇÑ Á¤º¸´Â Metric Server¸¦ ÂüÁ¶ÇϽʽÿÀ.
±Ç°íÀÚ¸¦ ½ÃÀÛÇÏ¸é ·Îµå ¹ë·±½º °áÁ¤¿¡ Æ÷ÇԵǴ ±Ç°íÀÚ(Æ÷Æ®) Á¤º¸¿¡ ºÎ¿©µÈ Á߿䵵¸¦ ¼öÁ¤ÇÒ ¼ö ÀÖ½À´Ï´Ù. »çÀÌÆ® À̸§ ºñÀ²À» ¼³Á¤ÇÏ·Á¸é sscontrol sitename set sitename proportions ¸í·ÉÀ» ½ÇÇàÇϽʽÿÀ. ÀÚ¼¼ÇÑ ³»¿ëÀº »óÅ Á¤º¸¿¡ Á¦°øµÇ´Â Á߿伺 ºñÀ²À» ÂüÁ¶ÇϽʽÿÀ.
Metric Server¸¦ Site Selector ±¸¼º¿ä¼Ò¿Í ÇÔ²² »ç¿ëÇÏ´Â °ÍÀÌ ÁÁ½À´Ï´Ù. Site Selector°¡ ·Îµå ¹ë·±½ºÇÏ´Â ¸ðµç ¼¹ö ½Ã½ºÅÛ¿¡ Metric Server¸¦ ¼³Á¤ÇÏ´Â °Í¿¡ ´ëÇÑ Á¤º¸´Â Metric Server¸¦ ÂüÁ¶ÇϽʽÿÀ.
ÀÌ ÆÄÆ®¿¡¼´Â ºü¸¥ ½ÃÀÛ ±¸¼º, °èȹ °í·Á»çÇ׿¡ ´ëÇÑ Á¤º¸¸¦ Á¦°øÇϸç Load BalancerÀÇ Cisco CSS Controller ±¸¼º¿ä¼Ò ±¸¼º ¸Þ¼Òµå¿¡ ´ëÇØ ¼³¸íÇÕ´Ï´Ù. ´ÙÀ½ ÀåÀ» Æ÷ÇÔÇÕ´Ï´Ù.
ÀÌ ºü¸¥ ½ÃÀÛ ¿¹Á¦¿¡¼´Â Cisco CSS Controller ±¸¼º¿ä¼Ò¸¦ »ç¿ëÇÏ¿© ±¸¼ºÀ» ÀÛ¼ºÇÏ´Â ¹æ¹ýÀ» Ç¥½ÃÇÕ´Ï´Ù. Cisco CSS Controller´Â ·Îµå ¹ë·±½º °áÁ¤À» À§ÇÑ ÃÖÀûÀÇ ¼¹ö ¼±ÅÃÀ» ÆÇº°ÇÏ´Â µ¥ Cisco CSS Switch¸¦ µ½´Â ¼¹ö °¡ÁßÄ¡ Á¤º¸¸¦ Á¦°øÇÕ´Ï´Ù.
±×¸² 25. °£´ÜÇÑ Cisco CSS Controller ±¸¼º
ÀÌ ºü¸¥ ½ÃÀÛ ±¸¼º ¿¹ÀÇ °æ¿ì, ´ÙÀ½ÀÌ ÇÊ¿äÇÕ´Ï´Ù.
ÀÌ ¿¹¿¡ ´ëÇÑ ±¸¼ºÀ» ½ÃÀÛÇÏ·Á¸é ¸ÕÀú ´ÙÀ½ ´Ü°è°¡ ¿Ï·áµÇ¾î¾ß ÇÕ´Ï´Ù.
Cisco CSS Controller¸¦ ÅëÇØ ¸í·ÉÇà ¶Ç´Â GUI(Graphical User Interface)¸¦ »ç¿ëÇÏ¿© ±¸¼ºÀ» ÀÛ¼ºÇÒ ¼ö ÀÖ½À´Ï´Ù. ÀÌ ºü¸¥ ½ÃÀÛ ¿¹ÀÇ °æ¿ì, ±¸¼º ´Ü°è´Â ¸í·ÉÇàÀ» »ç¿ëÇÏ¿© ¿¹½ÃµË´Ï´Ù.
¸í·É ÇÁ·ÒÇÁÆ®¿¡¼ ´ÙÀ½ ´Ü°è¸¦ µû¸£½Ê½Ã¿À
ccocontrol consultant add SwConsultant-1 address 9.17.32.50 community public
ÀÌ ¸í·ÉÇàÀº Cisco CSS Switch¿¡ ´ëÇÑ ¿¬°áÀ» È®ÀÎÇϰí SNMP Àбâ-¾²±â °øµ¿Ã¼ À̸§ÀÌ Á¦´ë·Î ÀÛµ¿ÇÏ´ÂÁö È®ÀÎÇÕ´Ï´Ù.
ccocontrol ownercontent add SwConsultant-1:OwnerContent-1 ownername OwnerName-1 contentrule ContentRule-1
ÀÌ °ªÀº Cisco CSS SwitchÀÇ ÇØ´ç ¼Ó¼º°ú ÀÏÄ¡ÇØ¾ß ÇÕ´Ï´Ù.
ÀÌÁ¦ Cisco CSS Controller´Â SNMP¸¦ ÅëÇØ ½ºÀ§Ä¡¿Í Åë½ÅÇÒ ¼ö ÀÖÀ¸¸ç ½ºÀ§Ä¡¿¡¼ Çʼö Á¤º¸¸¦ È®º¸ÇÒ ¼ö ÀÖ½À´Ï´Ù. ÀÌ ´Ü°è ´ÙÀ½¿¡, ÁöÁ¤µÈ ownercontent¿¡ ´ëÇØ Cisco CSS Switch¿¡ ±¸¼ºµÈ ¼ºñ½º¿¡ °üÇÏ¿© Cisco CSS ControllerÀÇ Á¤º¸¸¦ ÂüÁ¶ÇØ¾ß ÇÕ´Ï´Ù.
ccocontrol ownercontent metrics SwConsultant-1:OwnerContent-1 activeconn 45 connrate 45 http 10
ÀÌ ¸í·ÉÀº °¡ÁßÄ¡ °è»ê¿¡ »ç¿ëµÉ ¼ºñ½º¿¡¼ ¼öÁýÇÏ·Á´Â ¸ÞÆ®¸¯ Á¤º¸ ¹× ºñ·Ê¸¦ ±¸¼ºÇÕ´Ï´Ù. ¸ðµç ¸ÞÆ®¸¯ÀÇ ºñ·Ê ÃѰè´Â 100°ú °°¾Æ¾ß ÇÕ´Ï´Ù.
ccocontrol consultant start SwConsultant-1
ÀÌ ¸í·ÉÀ¸·Î ¸ðµç ¸ÞÆ®¸¯ ÄÝ·ºÅͰ¡ ½ÃÀ۵ǰí, ¼ºñ½º °¡ÁßÄ¡ °è»êÀÌ ½ÃÀ۵˴ϴÙ. Cisco CSS Controller´Â ¼ºñ½º °¡ÁßÄ¡ °è»êÀÇ °á°ú¸¦ SNMP¸¦ ÅëÇØ Cisco CSS Switch¿Í Åë½ÅÇÕ´Ï´Ù.
»ç¿ëÀÚÀÇ ±âº» Cisco CSS Controller ±¸¼ºÀ» Áö±Ý ¿Ï·áÇß½À´Ï´Ù.
±¸¼ºÀÌ ÀÛµ¿µÇ°í ÀÖ´ÂÁö È®ÀÎÇϽʽÿÀ.
Cisco CSS Controller GUI »ç¿ë¿¡ ´ëÇÑ Á¤º¸´Â GUI ¹× ºÎ·Ï A, GUI: ÀÏ¹Ý ¸í·ÉÀ» ÂüÁ¶ÇϽʽÿÀ.
ÀÌ Àå¿¡¼´Â Cisco CSS Controller ±¸¼º¿ä¼Ò¸¦ ¼³Ä¡ÇÏ°í ±¸¼ºÇϱâ Àü¿¡ ³×Æ®¿öÅ© °èȹÀÚ°¡ °í·ÁÇØ¾ß ÇÒ »çÇ׿¡ ´ëÇØ ¼³¸íÇÕ´Ï´Ù.
ÀÌ Àå¿¡´Â ´ÙÀ½ÀÇ ³»¿ëÀÌ ÀÖ½À´Ï´Ù.
Cisco CSS Controller´Â ½ºÀ§Ä¡ ÄÁ¼³ÅÏÆ®ÀÇ ¼¼Æ®¸¦ °ü¸®ÇÕ´Ï´Ù. °¢ ÄÁ¼³ÅÏÆ®´Â ÇÑ ½ºÀ§Ä¡·Î ·Îµå ¹ë·±½ºµÈ ¼ºñ½º¿¡ ´ëÇÑ °¡ÁßÄ¡¸¦ °áÁ¤ÇÕ´Ï´Ù. ÄÁ¼³ÅÏÆ®°¡ °¡ÁßÄ¡¸¦ Á¦°øÇÏ´Â ½ºÀ§Ä¡°¡ ÄÁÅÙÃ÷ ·Îµå ¹ë·±½º¿¡ ´ëÇØ ±¸¼ºµË´Ï´Ù. ÄÁ¼³ÅÏÆ®´Â °è»êµÈ °¡ÁßÄ¡¸¦ ½ºÀ§Ä¡¿¡ Àü¼ÛÇÏ´Â µ¥ SNMP ÇÁ·ÎÅäÄÝÀ» »ç¿ëÇÕ´Ï´Ù. ½ºÀ§Ä¡´Â ·Îµå ¹ë·±½º ¾Ë°í¸®ÁòÀÌ °¡ÁßÄ¡°¡ ÀÖ´Â ¹«¼øÀ§ÀÏ °æ¿ì ·Îµå ¹ë·±½ºÇÏ´Â ÄÁÅÙÃ÷ ±ÔÄ¢¿¡ ´ëÇÑ ¼ºñ½º¸¦ ¼±ÅÃÇÏ´Â µ¥ °¡ÁßÄ¡¸¦ »ç¿ëÇÕ´Ï´Ù. °¡ÁßÄ¡¸¦ ÆÇº°Çϱâ À§ÇØ, ÄÁ¼³ÅÏÆ®´Â ´ÙÀ½ Á¤º¸ Áß Çϳª ÀÌ»óÀ» »ç¿ëÇÕ´Ï´Ù.
ÄÁÅÙÃ÷ ·Îµå ¹ë·±½ºÀÇ ¼³¸í ¹× ½ºÀ§Ä¡ ±¸¼º¿¡ °üÇÑ ÀÚ¼¼ÇÑ Á¤º¸´Â Cisco Content Services Switch Getting Started Guide¸¦ ÂüÁ¶ÇϽʽÿÀ.
ÄÁ¼³ÅÏÆ®°¡ ¼ºñ½º °¡ÁßÄ¡ °áÁ¤¿¡ ÇÊ¿äÇÑ Á¤º¸¸¦ È®º¸ÇÏ·Á¸é ´ÙÀ½ÀÌ ÇÊ¿äÇÕ´Ï´Ù.
±×¸² 26¿¡ Áö½ÃµÈ ´ë·Î, ÄÁ¼³ÅÏÆ®´Â °¡ÁßÄ¡¸¦ Á¦°øÇÏ´Â ½ºÀ§Ä¡ µÚ¿¡¼ ³×Æ®¿öÅ©¿¡ Á¢¼ÓµÇµµ·Ï ±ÇÀåÇÕ´Ï´Ù. Á¦¾î±â, ½ºÀ§Ä¡ ¹× ¼ºñ½º »çÀÌÀÇ ¿¬°á¼ºÀ» »ç¿ë °¡´ÉÈÇϱâ À§ÇØ ÀϺΠ¸Å°³º¯¼ö°¡ ½ºÀ§Ä¡¿¡ ´ëÇØ ±¸¼ºµÇ¾î¾ß Çϸç ÀϺδ Á¦¾î±â¿¡ ´ëÇØ ±¸¼ºµÇ¾î¾ß ÇÕ´Ï´Ù.
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VLAN ±¸¼º ¹× ½ºÀ§Ä¡¿¡¼ IP °æ·Î ÁöÁ¤¿¡ °üÇÑ ÀÚ¼¼ÇÑ Á¤º¸´Â Cisco Content Services Switch Getting Started Guide¸¦ ÂüÁ¶ÇϽʽÿÀ.
±×¸² 26. ½ºÀ§Ä¡ µÚ¿¡ Á¢¼ÓµÈ ÄÁ¼³ÅÏÆ®ÀÇ ¿¹
´ÙÀ½ ÀÎÅÍÆäÀ̽º Áß Çϳª¸¦ »ç¿ëÇÏ¿© Cisco CSS Controller¸¦ °ü¸®ÇÒ ¼ö ÀÖ½À´Ï´Ù.
¿ø°Ý °ü¸®ÀÇ °æ¿ì, ±×¸² 27¿¡¼:
ÀÚ¼¼ÇÑ Á¤º¸´Â Cisco Content Services Switch Getting Started Guide¸¦ ÂüÁ¶ÇϽʽÿÀ.
Á¦¾î±â °í°¡¿ë¼ºÀº Load BalancerÀÇ ±âº» °áÇÔ Çã¿ë ¼º´ÉÀ» Çâ»ó½Ãŵ´Ï´Ù. ÆÐŶ Àü´Þ °í°¡¿ë¼ºÀ» ¿°µÎ¿¡ µÎ°í ¼³°èµÇ¾î Á¦¾î±â °í°¡¿ë¼º¿¡´Â µ¿½Ã¿¡ ½ÇÇàµÇ´Â µÎ °³ÀÇ Á¦¾î±â(Çϳª´Â ±âº» ¿ªÇÒ, ´Ù¸¥ Çϳª´Â º¸Á¶ ¿ªÇÒÀ» ÇÔ)°¡ Æ÷ÇԵ˴ϴÙ.
°¢ Á¦¾î±â´Â µ¿ÀÏÇÑ ½ºÀ§Ä¡ Á¤º¸¸¦ »ç¿ëÇÏ¿© ±¸¼ºµÇ¸ç ÇÑ ¹ø¿¡ ÇϳªÀÇ Á¦¾î±â¸¸ÀÌ È°¼ºÈµË´Ï´Ù. ÀÌ´Â °í°¡¿ë¼º ³í¸®¿¡ ÀÇÇØ °áÁ¤µÈ ´ë·Î Ȱ¼º Á¦¾î±â¸¸ÀÌ »õ °¡ÁßÄ¡¸¦ °è»êÇÏ¿© ½ºÀ§Ä¡¸¦ °»½ÅÇÔÀ» ÀǹÌÇÕ´Ï´Ù.
Á¦¾î±â °í°¡¿ë¼ºÀº ±¸¼ºÇÑ ÁÖ¼Ò ¹× Æ÷Æ®¸¦ ÅëÇØ ´Ü¼øÇÑ UDP(User Datagram Protocol) ÆÐŶÀ» »ç¿ëÇÏ¿© »ó´ë¿Í Åë½ÅÇÕ´Ï´Ù. ÀÌ ÆÐŶÀº Á¦¾î±â °£¿¡ °í°¡¿ë¼º(µµ´Þ Á¤º¸)¿¡ ¼ÓÇÏ´Â Á¤º¸¸¦ ±³È¯ÇÏ°í »ó´ë Á¦¾î±âÀÇ »ç¿ë°¡´É¼º(ÇÏÆ® ºñÆ®)À» °áÁ¤ÇÏ´Â µ¥ »ç¿ëµË´Ï´Ù. ´ë±â Á¦¾î±â°¡ ÀÓÀÇÀÇ ÀÌÀ¯·Î Ȱ¼º Á¦¾î±â°¡ ½ÇÆÐÇß´Ù°í ÆÇ´ÜÇÏ¸é ´ë±â Á¦¾î±â´Â ½ÇÆÐÇÑ È°¼º Á¦¾î±â·ÎºÎÅÍ ±â´ÉÀ» ÀμöÇÕ´Ï´Ù. ±×·± ´ÙÀ½ ´ë±â Á¦¾î±â´Â Ȱ¼º Á¦¾î±â°¡ µÇ°í »õ °¡ÁßÄ¡¸¦ °è»êÇÏ¿© ½ºÀ§Ä¡¸¦ °»½ÅÇÕ´Ï´Ù.
»ó´ë »ç¿ë°¡´É¼º»Ó ¾Æ´Ï¶ó °í°¡¿ë¼º¿¡ ´ëÇØ¼µµ µµ´Þ ¸ñÇ¥¸¦ ±¸¼ºÇÒ ¼ö ÀÖ½À´Ï´Ù. Á¦¾î±â °í°¡¿ë¼ºÀº µµ´Þ Á¤º¸¸¦ »ç¿ëÇÏ¿© Ȱ¼º Á¦¾î±â¿Í ´ë±â Á¦¾î±â¸¦ ÆÇº°ÇÕ´Ï´Ù. Ȱ¼º Á¦¾î±â´Â ´ë»ó¿¡ pingÀ» ¼öÇàÇÒ ¼ö ÀÖ°í »ó´ë¿¡¼ µµ´ÞÇÒ ¼ö ÀÖ´Â Á¦¾î±âÀÔ´Ï´Ù.
°í°¡¿ë¼º¿¡¼ ÀÚ¼¼ÇÑ Á¤º¸¸¦ ÂüÁ¶ÇϽʽÿÀ.
ÄÁ¼³ÅÏÆ®°¡ ¼ºñ½º°¡ »ç¿ë ºÒ°¡´ÉÇÏ´Ù°í ÆÇ´ÜÇÑ °æ¿ì, ¿äûÀ» ·Îµå ¹ë·±½ºÇÒ ¶§ ½ºÀ§Ä¡°¡ ¼¹ö¸¦ °í·ÁÇÏÁö ¸øÇϵµ·Ï ½ºÀ§Ä¡¿¡¼ ÇØ´ç ¼¹ö¸¦ ÀϽÃÁß´ÜÇÕ´Ï´Ù. ¼ºñ½º°¡ ´Ù½Ã »ç¿ë °¡´ÉÇØÁö¸é ÄÁ¼³ÅÏÆ®´Â ¿äûÀ» ·Îµå ¹ë·±½ºÇÒ ¶§ °í·ÁÇÒ ¼ö ÀÖ°Ô ½ºÀ§Ä¡¿¡¼ ¼¹ö¸¦ Ȱ¼ºÈÇÕ´Ï´Ù.
Cisco CSS Controller´Â ´ÙÀ½ ·Î±×·Î Ç׸ñÀ» º¸³À´Ï´Ù
ÀÌ ·Î±×´Â ´ÙÀ½ µð·ºÅ丮¿¡ ÀÖ½À´Ï´Ù.
°¢ ·Î±×¿¡¼ ·Î±× Å©±â ¹× ·Î±× ·¹º§À» ¼³Á¤ÇÒ ¼ö ÀÖ½À´Ï´Ù. Load Balancer ·Î±× »ç¿ë¿¡¼ ÀÚ¼¼ÇÑ Á¤º¸¸¦ ÂüÁ¶ÇϽʽÿÀ.
ÀÌ Àå¿¡ ³ª¿Í ÀÖ´Â ´Ü°è¸¦ ¼öÇàÇϱâ Àü¿¡ Cisco CSS Controller ±¸¼º¿ä¼Ò¿¡ ´ëÇÑ °èȹÀ» ÂüÁ¶ÇϽʽÿÀ. ÀÌ Àå¿¡¼´Â Load BalancerÀÇ Cisco CSS Controller ±¸¼º¿ä¼Ò¿¡ ´ëÇÑ ±âº» ±¸¼ºÀ» ÀÛ¼ºÇÏ´Â ¹æ¹ýÀ» ¼³¸íÇÕ´Ï´Ù.
¿©±â¼ ±¸¼º ¹æ¹ýÀ» ½ÃÀÛÇϱâ Àü¿¡ ´ÙÀ½À» ¼öÇàÇϽʽÿÀ.
Ç¥ 10. Cisco CSS Controller ±¸¼º¿ä¼Ò ±¸¼º ŽºÅ©
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Cisco CSS Controller ½Ã½ºÅÛ ¼³Á¤ | ½Ã½ºÅÛ ¿ä±¸»çÇ× ¾Ë¾Æº¸±â | Controller for Cisco CSS Switches ½Ã½ºÅÛ ¼³Á¤ |
±¸¼º °Ë»ç | ±¸¼ºÀÇ ÀÛµ¿ ¿©ºÎ È®ÀÎ | ±¸¼º °Ë»ç |
´ÙÀ½Àº Load BalancerÀÇ Cisco CSS Controller ±¸¼º¿ä¼Ò¿¡ ´ëÇØ ±âº» ±¸¼ºÀ» ÀÛ¼ºÇϱâ À§ÇÑ 3°¡Áö ¹æ¹ýÀÔ´Ï´Ù.
À̰ÍÀº Cisco CSS Controller¸¦ ±¸¼ºÇÏ´Â °¡Àå Á÷Á¢ÀûÀÎ ¹æ¹ýÀÔ´Ï´Ù. ÀÌ Ã¥ÀÇ ÀýÂ÷¿¡¼´Â ¸í·ÉÇàÀ» »ç¿ëÇÑ´Ù°í °¡Á¤ÇÕ´Ï´Ù. ¸í·É ¸Å°³º¯¼ö °ªÀº ¿µ¹®ÀÚ·Î ÀÔ·ÂÇØ¾ß ÇÕ´Ï´Ù. È£½ºÆ® À̸§(¿¹¸¦ µé¸é, consultant add ¸í·É¿¡ »ç¿ëµÈ)°ú ÆÄÀÏ À̸§¸¸Àº ¿¹¿ÜÀÔ´Ï´Ù.
¸í·ÉÇà¿¡¼ Cisco CSS Controller¸¦ ½ÃÀÛÇÏ·Á¸é ´ÙÀ½À» ¼öÇàÇϽʽÿÀ.
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ccocontrol ¸í·É ¸Å°³º¯¼öÀÇ Ãà¾àµÈ ¹öÀüÀ» ÀÔ·ÂÇÒ ¼ö ÀÖ½À´Ï´Ù. ¸Å°³º¯¼öÀÇ °íÀ¯ÇÑ ¹®ÀÚ¸¸ ÀÔ·ÂÇØ¾ß ÇÕ´Ï´Ù. ¿¹¸¦ µé¾î, ÆÄÀÏ ÀúÀå ¸í·É¿¡ ´ëÇÑ µµ¿ò¸»À» º¸·Á¸é ccocontrol help file ´ë½Å¿¡ ccocontrol he f¸¦ ÀÔ·ÂÇÒ ¼ö ÀÖ½À´Ï´Ù.
¸í·ÉÇà ÀÎÅÍÆäÀ̽º¸¦ ½ÃÀÛÇÏ·Á¸é ccocontrol ¸í·ÉÀ» ½ÇÇàÇÏ¿© ccocontrol ¸í·É ÇÁ·ÒÇÁÆ®¸¦ ¹ÞÀ¸½Ê½Ã¿À.
¸í·ÉÇà ÀÎÅÍÆäÀ̽º¸¦ Á¾·áÇÏ·Á¸é exit ¶Ç´Â quit ¸í·ÉÀ» ½ÇÇàÇϽʽÿÀ.
ÇöÀç Á¤ÀǵǾî ÀÖ´Â ±¸¼ºÀ» XML ÆÄÀÏ¿¡ ÀúÀåÇÒ ¼ö ÀÖ½À´Ï´Ù. ±×·¯¸é ³ªÁß¿¡ ±¸¼ºÀ» ½Å¼ÓÇÏ°Ô ´Ù½Ã ÀÛ¼ºÇϰíÀÚ ÇÒ ¶§ ±¸¼ºÀ» ·ÎµåÇÒ ¼ö ÀÖ½À´Ï´Ù.
XML ÆÄÀÏ(¿¹: myscript.xml)ÀÇ ÄÁÅÙÃ÷¸¦ ½ÇÇàÇÏ·Á¸é ´ÙÀ½ µÎ ¸í·ÉÀ» »ç¿ëÇϽʽÿÀ.
ccocontrol file save XMLFilename
ccocontrol file load XMLFileName
ÀÌÀü¿¡ ÆÄÀÏ ÀúÀåÀ» ¼öÇàÇÑ °æ¿ì¿¡¸¸ ·Îµå ¸í·ÉÀ» »ç¿ëÇϽʽÿÀ.
XML ÆÄÀÏÀ» ...ibm/edge/lb/servers/configurations/cco/ µð·ºÅ丮¿¡ ÀúÀåÇÕ´Ï´Ù.
GUI(Graphical User Interface)ÀÇ ÀÏ¹Ý ¸í·É ¹× ¿¹Á¦´Â ±×¸² 41À» ÂüÁ¶ÇϽʽÿÀ.
GUI¸¦ ½ÃÀÛÇÏ·Á¸é ´ÙÀ½ ´Ü°è¸¦ µû¸£½Ê½Ã¿À.
ccoserver
GUI¿¡¼ Cisco CSS Controller ±¸¼º¿ä¼Ò¸¦ ±¸¼ºÇÏ·Á¸é ´ÙÀ½À» ¼öÇàÇϽʽÿÀ.
GUI¸¦ »ç¿ëÇϸé ccocontrol ¸í·ÉÀ¸·Î ÇÒ ¼ö ÀÖ´Â ¸ðµç ÀÛ¾÷À» ¼öÇàÇÒ ¼ö ÀÖ½À´Ï´Ù. ¿¹¸¦ µé¾î,
GUI¿¡¼ ¸í·ÉÀ» ½ÇÇàÇÏ·Á¸é ´ÙÀ½À» ¼öÇàÇϽʽÿÀ.
ÇöÀç ¼¼¼Ç¿¡¼ ½ÇÇàÇÏ´Â ¸í·ÉÀÇ °á°ú ¹× È÷½ºÅ丮°¡ °á°ú »óÀÚ¿¡ ³ªÅ¸³³´Ï´Ù.
µµ¿ò¸»¿¡ ¾×¼¼½ºÇÏ·Á¸é Load Balancer â ¿À¸¥ÂÊ »ó´Ü ±¸¼®ÀÇ ¹°À½Ç¥¸¦ ´©¸£½Ê½Ã¿À.
GUI »ç¿ë¿¡ ´ëÇÑ ÀÚ¼¼ÇÑ ³»¿ëÀº ºÎ·Ï A, GUI: ÀÏ¹Ý ¸í·ÉÀ» ÂüÁ¶ÇϽʽÿÀ.
Cisco CSS Controller ½Ã½ºÅÛÀ» ¼³Á¤ÇÏ·Á¸é ·çÆ® »ç¿ëÀÚ(AIX, Linux ¶Ç´Â SolarisÀÇ °æ¿ì) ¶Ç´Â Windows 2000¿¡¼´Â °ü¸®ÀÚ¿©¾ß ÇÕ´Ï´Ù.
ÄÁ¼³ÅÏÆ®´Â Cisco CSS Switch¿¡ Cisco CSS Switch °ü¸®Àڷμ ¿¬°áµÉ ¼ö ÀÖ½À´Ï´Ù.
ÄÁ¼³ÅÏÆ®¸¦ ±¸¼ºÇÒ ¶§, ÁÖ¼Ò¸¦ ±¸¼ºÇϰí SNMP °øµ¿Ã¼ À̸§ÀÌ Cisco CSS SwitchÀÇ ÇØ´ç ¼Ó¼º°ú ÀÏÄ¡ÇØ¾ß ÇÕ´Ï´Ù.
ÀÌ ÀýÂ÷¿¡¼ »ç¿ëµÇ´Â ¸í·É¿¡ ´ëÇÑ µµ¿ò¸»À» º¸·Á¸é Cisco CSS Controller ¸í·É¾î ÂüÁ¶¼¸¦ ÂüÁ¶ÇϽʽÿÀ.
ccoserver°¡ ¾ÆÁ÷ ½ÇÇàµÇ°í ÀÖÁö ¾ÊÀ» °æ¿ì, Áö±Ý ½ÃÀÛÇϵµ·Ï ccoserver¸¦ ·çÆ®·Î ÀÔ·ÂÇϽʽÿÀ.
¸í·ÉÇà ÀÎÅÍÆäÀ̽º¸¦ ½ÃÀÛÇÏ·Á¸é ccocontrolÀ» ÀÔ·ÂÇϽʽÿÀ.
Àüȯ ÁÖ¼Ò ¹× SNMP °øµ¿Ã¼ À̸§À» ±¸¼ºÇØ¾ß ÇÕ´Ï´Ù. ÀÌ °ªÀº Cisco CSS SwitchÀÇ ÇØ´ç ¼Ó¼º°ú ÀÏÄ¡ÇØ¾ß ÇÕ´Ï´Ù.
ÄÁ¼³ÅÏÆ®¸¦ Ãß°¡ÇÏ·Á¸é ´ÙÀ½À» ÀÔ·ÂÇϽʽÿÀ.
consultant add switchConsultantID address switchIPAddress community communityName
ownercontent´Â ¼ÒÀ¯ÀÚ¿¡ ´ëÇÑ ÄÁÅÙÃ÷ ±ÔÄ¢ÀÇ Ç¥ÇöÀ̸ç, Cisco CSS Switch¿¡ Á¤Àǵ˴ϴÙ. ¼ÒÀ¯ÀÚ À̸§ ¹× ÄÁÅÙÃ÷ ±ÔÄ¢ À̸§Àº ½ºÀ§Ä¡¿¡ Á¤ÀǵǾî ÀÖ´Â ¹æ½Ä°ú ÀÏÄ¡ÇØ¾ß ÇÕ´Ï´Ù.
ownercontent¸¦ Á¤ÀÇÇÏ·Á¸é ´ÙÀ½À» ÀÔ·ÂÇϽʽÿÀ.
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°¢ Á¦¾î±â´Â µ¿ÀÏÇÑ ½ºÀ§Ä¡ Á¤º¸·Î ±¸¼ºµË´Ï´Ù. ´ëÇ¥ÀûÀÎ °í°¡¿ë¼º°ú À¯»çÇÏ°Ô ÇÑ ¹ø¿¡ ÇϳªÀÇ Á¦¾î±â°¡ Ȱ¼ºÈµË´Ï´Ù. ÀÌ´Â °í°¡¿ë¼º ³í¸®¿¡ ÀÇÇØ °áÁ¤µÈ ´ë·Î Ȱ¼º Á¦¾î±â¸¸ÀÌ »õ °¡ÁßÄ¡¸¦ °è»êÇÏ¿© ½ºÀ§Ä¡¸¦ °»½ÅÇÔÀ» ÀǹÌÇÕ´Ï´Ù.
Á¦¾î±â °í°¡¿ë¼ºÀº ±¸¼ºÇÑ ÁÖ¼Ò ¹× Æ÷Æ®¸¦ ÅëÇØ ´Ü¼øÇÑ UDP(User Datagram Protocol) ÆÐŶÀ» »ç¿ëÇÏ¿© »ó´ë¿Í Åë½ÅÇÕ´Ï´Ù. ÀÌ ÆÐŶÀº Á¦¾î±â °£¿¡ °í°¡¿ë¼º(µµ´Þ Á¤º¸)¿¡ ¼ÓÇÏ´Â Á¤º¸¸¦ ±³È¯ÇÏ°í »ó´ë Á¦¾î±âÀÇ »ç¿ë°¡´É¼º(ÇÏÆ® ºñÆ®)À» °áÁ¤ÇÏ´Â µ¥ »ç¿ëµË´Ï´Ù. ´ë±â Á¦¾î±â°¡ ÀÓÀÇÀÇ ÀÌÀ¯·Î Ȱ¼º Á¦¾î±â°¡ ½ÇÆÐÇß´Ù°í ÆÇ´ÜÇÏ¸é ´ë±â Á¦¾î±â´Â ½ÇÆÐÇÑ È°¼º Á¦¾î±â·ÎºÎÅÍ ±â´ÉÀ» ÀμöÇÕ´Ï´Ù. ±×·± ´ÙÀ½ ´ë±â Á¦¾î±â´Â Ȱ¼º Á¦¾î±â°¡ µÇ°í »õ °¡ÁßÄ¡¸¦ °è»êÇÏ¿© ½ºÀ§Ä¡¸¦ °»½ÅÇÕ´Ï´Ù.
»ó´ë »ç¿ë°¡´É¼º»Ó ¾Æ´Ï¶ó °í°¡¿ë¼º¿¡ ´ëÇØ¼µµ µµ´Þ ¸ñÇ¥¸¦ ±¸¼ºÇÒ ¼ö ÀÖ½À´Ï´Ù. ´ëÇ¥ÀûÀÎ °í°¡¿ë¼º¿¡¼¿Í °°ÀÌ, Á¦¾î±â °í°¡¿ë¼ºÀº µµ´Þ Á¤º¸¸¦ »ç¿ëÇÏ¿© Ȱ¼º Á¦¾î±â¿Í ´ë±â Á¦¾î±â¸¦ ÆÇº°ÇÕ´Ï´Ù. Ȱ¼º Á¦¾î±â´Â ´ë»ó¿¡ pingÀ» ¼öÇàÇÒ ¼ö ÀÖ°í »ó´ë¿¡¼ µµ´ÞÇÒ ¼ö ÀÖ´Â Á¦¾î±âÀÔ´Ï´Ù.
°í°¡¿ë¼º¿¡¼ ÀÚ¼¼ÇÑ Á¤º¸¸¦ ÂüÁ¶ÇϽʽÿÀ.
±×¸² 33¿¡¼,
±×¸² 33. Nortel Alteon Controller ¹× Nortel Alteon Web Switch °í°¡¿ë¼º ¿¹Á¦
°¡ÁßÄ¡¸¦ ³Ê¹« ÀÚÁÖ º¯°æÇÏ´Â °ÍÀ» ¹æÁöÇϱâ À§ÇØ, °¨µµ ÀÓ°èÄ¡·Î ÄÁ¼³ÅÏÆ®¸¦ ±¸¼ºÇÒ ¼ö ÀÖ½À´Ï´Ù. °¨µµ ÀÓ°èÄ¡´Â °¡ÁßÄ¡¸¦ º¯°æÇϱâ À§Çؼ ¹ß»ýÇØ¾ß ÇÏ´Â ÀÌÀü °¡ÁßÄ¡¿Í »õ °¡ÁßÄ¡ »çÀÌÀÇ º¯°æÀÇ ¾çÀ» ÁöÁ¤ÇÕ´Ï´Ù. °¨µµ ÀÓ°èÄ¡¿¡¼ ÀÚ¼¼ÇÑ Á¤º¸¸¦ ÂüÁ¶ÇϽʽÿÀ.
½ºÀ§Ä¡°¡ °¡ÁßÄ¡¸¦ °»½ÅÇÏ´Â µ¥ ³Ê¹« ¸¹ÀÌ »ç¿ëµÉ °æ¿ì, ÄÁ¼³ÅÏÆ® ÈÞ¸é ½Ã°£À» ´Ã·Á Á¦¾î±â¿Í ¼¹ö ¹× ½ºÀ§Ä¡ °£ÀÇ Åë½Å·®À» ÁÙÀÏ ¼ö ÀÖ½À´Ï´Ù. ÈÞ¸é ½Ã°£Àº °¡ÁßÄ¡ ¼³Á¤ Áֱ⠻çÀÌ¿¡ ÈÞ¸éÇØ¾ß ÇÏ´Â ½Ã°£(ÃÊ)À» ¼³Á¤ÇÕ´Ï´Ù.
¼¹ö°¡ ÄÁ¼³ÅÏÆ®·ÎºÎÅÍ ³Ê¹« ¸¹Àº ¸ð´ÏÅ͸µ ¿äûÀ» ó¸®ÇÒ °æ¿ì ¸ÞÆ®¸¯ ÄÝ·ºÅÍÀÇ ÈÞ¸é ½Ã°£À» ¼öÁ¤ÇÒ ¼ö ÀÖ½À´Ï´Ù. ¼¼ºÎ ¼³¸íÀº °¡ÁßÄ¡ °è»ê ÈÞ¸é ½Ã°£À» ÂüÁ¶ÇϽʽÿÀ.
Cisco CSS Controller´Â ´ÙÀ½ ·Î±×·Î Ç׸ñÀ» º¸³À´Ï´Ù
ÀÌ ·Î±×´Â ´ÙÀ½ µð·ºÅ丮¿¡ ÀÖ½À´Ï´Ù.
°¢ ·Î±×¿¡¼ ·Î±× Å©±â ¹× ·Î±× ·¹º§À» ¼³Á¤ÇÒ ¼ö ÀÖ½À´Ï´Ù. Load Balancer ·Î±× »ç¿ë¿¡¼ ÀÚ¼¼ÇÑ Á¤º¸¸¦ ÂüÁ¶ÇϽʽÿÀ.
ÀÌ ÀåÀÇ ´Ü°è¸¦ ¼öÇàÇϱâ Àü¿¡, Nortel Alteon Controller ±¸¼º¿ä¼Ò¿¡ ´ëÇÑ °èȹÀ» ÂüÁ¶ÇϽʽÿÀ. ÀÌ Àå¿¡¼´Â Load BalancerÀÇ Nortel Alteon Controller ±¸¼º¿ä¼Ò¿¡ ´ëÇÑ ±âº» ±¸¼ºÀ» ÀÛ¼ºÇÏ´Â ¹æ¹ýÀ» ¼³¸íÇÕ´Ï´Ù.
¿©±â¼ ±¸¼º ¹æ¹ýÀ» ½ÃÀÛÇϱâ Àü¿¡ Nortel Alteon Web Switch ¹× ¸ðµç ¼¹ö ½Ã½ºÅÛÀÌ ÀûÀýÇÏ°Ô ±¸¼ºµÇ¾ú´ÂÁö È®ÀÎÇϽʽÿÀ.
Ç¥ 11. Nortel Alteon Controller ±¸¼º¿ä¼Ò ±¸¼º ŽºÅ©
ŽºÅ© | ¼³¸í | °ü·Ã Á¤º¸ |
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Nortel Alteon Web Switch ¹× ¼¹ö ±¸¼º | ½ºÀ§Ä¡ ±¸¼º | ÆäÀÌÁö (SETSWITCH)ÀÇ ½ºÀ§Ä¡ ±¸¼º |
Nortel Alteon Controller ½Ã½ºÅÛ ¼³Á¤ | Á¦¾î±â ±¸¼º | 1´Ü°è. ¼¹ö ±â´É ½ÃÀÛ |
±¸¼º °Ë»ç | ±¸¼ºÀÇ ÀÛµ¿ ¿©ºÎ È®ÀÎ | ±¸¼º °Ë»ç |
´ÙÀ½Àº Load BalancerÀÇ Nortel Alteon Controller ±¸¼º¿ä¼Ò¿¡ ´ëÇØ ±âº» ±¸¼ºÀ» ÀÛ¼ºÇϱâ À§ÇÑ 3°¡Áö ¹æ¹ýÀÔ´Ï´Ù.
ÀÌ ¹æ¹ýÀº Nortel Alteon Controller¸¦ ±¸¼ºÇÏ´Â °¡Àå Á÷Á¢ÀûÀÎ ¹æ¹ýÀÔ´Ï´Ù. ÀÌ Ã¥ÀÇ ÀýÂ÷¿¡¼´Â ¸í·ÉÇàÀ» »ç¿ëÇÑ´Ù°í °¡Á¤ÇÕ´Ï´Ù.
¸í·ÉÇà¿¡¼ Nortel Alteon Controller¸¦ ½ÃÀÛÇÏ·Á¸é ´ÙÀ½À» ¼öÇàÇϽʽÿÀ.
ÁÖ:
¸Å°³º¯¼öÀÇ °íÀ¯ÇÑ ¹®ÀÚ¸¦ ÀÔ·ÂÇÏ¿© nalcontrol ¸í·ÉÀÇ Ãà¾àµÈ ¹öÀüÀ» »ç¿ëÇÒ ¼ö ÀÖ½À´Ï´Ù. ¿¹¸¦ µé¾î, ÆÄÀÏ ÀúÀå ¸í·É¿¡ ´ëÇÑ µµ¿ò¸»À» º¸·Á¸é nalcontrol help file ´ë½Å¿¡ nalcontrol he f¸¦ ÀÔ·ÂÇÒ ¼ö ÀÖ½À´Ï´Ù.
¸í·ÉÇà ÀÎÅÍÆäÀ̽º¸¦ Á¾·áÇÏ·Á¸é exit ¶Ç´Â quit ¸í·ÉÀ» ÀÔ·ÂÇϽʽÿÀ.
ÁÖ:
ÇöÀç Á¤ÀǵǾî ÀÖ´Â ±¸¼ºÀ» XML ÆÄÀÏ¿¡ ÀúÀåÇÒ ¼ö ÀÖ½À´Ï´Ù. ±×·¯¸é ³ªÁß¿¡ ±¸¼ºÀ» ½Å¼ÓÇÏ°Ô ´Ù½Ã ÀÛ¼ºÇϰíÀÚ ÇÒ ¶§ ±¸¼ºÀ» ·ÎµåÇÒ ¼ö ÀÖ½À´Ï´Ù.
XML ÆÄÀÏ(¿¹: myscript.xml)ÀÇ ÄÁÅÙÃ÷¸¦ ½ÇÇàÇÏ·Á¸é ´ÙÀ½ ¸í·ÉÀ» »ç¿ëÇϽʽÿÀ.
nalcontrol file save XMLFilename
ÀÌÀü¿¡ ÆÄÀÏ ÀúÀåÀ» ¼öÇàÇÑ °æ¿ì¿¡¸¸ ·Îµå ¸í·ÉÀ» »ç¿ëÇϽʽÿÀ.
nalcontrol file load XMLFileName
ÀÌÀü¿¡ ÆÄÀÏ ÀúÀåÀ» ¼öÇàÇÑ °æ¿ì¿¡¸¸ ·Îµå ¸í·ÉÀ» »ç¿ëÇϽʽÿÀ.
XML ÆÄÀÏÀ» ...ibm/edge/lb/servers/configurations/nal/ µð·ºÅ丮¿¡ ÀúÀåÇÕ´Ï´Ù.
GUI(Graphical User Interface) ¿¹Á¦´Â ±×¸² 41À» ÂüÁ¶ÇϽʽÿÀ.
GUI¸¦ ½ÃÀÛÇÏ·Á¸é ´ÙÀ½À» ½ÇÇàÇϽʽÿÀ.
GUI¿¡¼ Nortel Alteon Controller ±¸¼º¿ä¼Ò¸¦ ±¸¼ºÇÏ·Á¸é ´ÙÀ½À» ¼öÇàÇϽʽÿÀ.
GUI¸¦ »ç¿ëÇϸé nalcontrol ¸í·ÉÀ¸·Î ÇÒ ¼ö ÀÖ´Â ¸ðµç ÀÛ¾÷À» ¼öÇàÇÒ ¼ö ÀÖ½À´Ï´Ù. ¿¹¸¦ µé¾î,
GUI¿¡¼ ¸í·ÉÀ» ½ÇÇàÇÏ·Á¸é ´ÙÀ½À» ¼öÇàÇϽʽÿÀ.
ÇöÀç ¼¼¼Ç¿¡¼ ½ÇÇàÇÏ´Â ¸í·ÉÀÇ °á°ú ¹× È÷½ºÅ丮°¡ °á°ú »óÀÚ¿¡ ³ªÅ¸³³´Ï´Ù.
µµ¿ò¸»¿¡ ¾×¼¼½ºÇÏ·Á¸é Load Balancer â ¿À¸¥ÂÊ »ó´Ü ±¸¼®ÀÇ ¹°À½Ç¥¸¦ ´©¸£½Ê½Ã¿À.
GUI »ç¿ë¿¡ ´ëÇÑ ÀÚ¼¼ÇÑ ³»¿ëÀº ºÎ·Ï A, GUI: ÀÏ¹Ý ¸í·ÉÀ» ÂüÁ¶ÇϽʽÿÀ.
ÀÌ ÀýÂ÷¿¡¼ »ç¿ëµÇ´Â ¸í·É¿¡ ´ëÇÑ µµ¿ò¸»À» º¸·Á¸é Nortel Alteon Controller ¸í·É¾î ÂüÁ¶¼¸¦ ÂüÁ¶ÇϽʽÿÀ.
Nortel Alteon Controller ½Ã½ºÅÛ ¼³Á¤ Àü¿¡:
nalserver°¡ ¾ÆÁ÷ ½ÇÇàµÇÁö ¾ÊÀ¸¸é ·çÆ®·Î nalserver¸¦ ÀÔ·ÂÇÏ¿© ¹Ù·Î ½ÃÀÛÇϽʽÿÀ.
¸í·ÉÇà ÀÎÅÍÆäÀ̽º¸¦ ½ÃÀÛÇÏ·Á¸é nalcontrolÀ» ÀÔ·ÂÇϽʽÿÀ.
½ºÀ§Ä¡ ÄÁ¼³ÅÏÆ®¸¦ Ãß°¡ÇÏ·Á¸é ´ÙÀ½À» ÀÔ·ÂÇϽʽÿÀ.
consultant add switchconsultantID address switchIPAddress
¼ºñ½º¸¦ Ãß°¡ÇÏ·Á¸é ´ÙÀ½À» ÀÔ·ÂÇϽʽÿÀ.
service add switchConsultantID:serviceID vsid virtualServerID vport virtualPortNumber
¼ºñ½º´Â VSID(Virtual Server Identifier)¿Í VPORT(Virtual Port) ¹øÈ£·Î ½Äº°µÇ¸ç µÑ ´Ù ½ºÀ§Ä¡¿¡ ÀÌÀü¿¡ ±¸¼ºµÈ °¡»ó ¼¹ö¿Í ¿¬°üµÇ¾î ÀÖ½À´Ï´Ù.
¸ÞÆ®¸¯Àº ¼¹ö °¡ÁßÄ¡¿¡ »ç¿ëµÇ´Â Á¤º¸ÀÔ´Ï´Ù. °¢ ¸ÞÆ®¸¯¿¡´Â ´Ù¸¥ ¸ÞÆ®¸¯¿¡ »ó´ëÀûÀÎ Á߿䵵¸¦ ³ªÅ¸³»´Â ºñÀ²ÀÌ ÁöÁ¤µË´Ï´Ù. ¿¬°á µ¥ÀÌÅÍ ¸ÞÆ®¸¯, ÀÀ¿ëÇÁ·Î±×·¥ ±Ç°íÀÚ ¸ÞÆ®¸¯ ¹× Metric Server ¸ÞÆ®¸¯ÀÇ Á¶ÇÕÀ» ±¸¼ºÇÒ ¼ö ÀÖ½À´Ï´Ù. ºñ·ÊÀÇ ÃѰè´Â Ç×»ó 100ÀÔ´Ï´Ù.
¼ºñ½º¸¦ ±¸¼ºÇÒ ¶§ ±âº» ¸ÞÆ®¸¯Àº activeconn ¹× connrate·Î Á¤Àǵ˴ϴÙ. Ãß°¡ ¸ÞÆ®¸¯À» ¿øÇϰųª ±âº»°ª°ú ¸ðµÎ ´Ù¸¥ ¸ÞÆ®¸¯À» ¿øÇÒ °æ¿ì, ´ÙÀ½À» ÀÔ·ÂÇϽʽÿÀ.
service metrics switchConsultantID:serviceID metricName 50 metricName2 50
ÄÁ¼³ÅÏÆ®¸¦ ½ÃÀÛÇÏ·Á¸é ´ÙÀ½À» ÀÔ·ÂÇϽʽÿÀ.
consultant start switchConsultantID
±×·¯¸é ¸ÞÆ®¸¯ ÄÝ·ºÅͰ¡ ½ÃÀÛµÇ°í °¡ÁßÄ¡ °è»êÀÌ ½ÃÀ۵˴ϴÙ.
°í°¡¿ë¼ºÀ» ±¸¼ºÇÏ·Á¸é ´ÙÀ½À» ÀÔ·ÂÇϽʽÿÀ.
highavailability add address IPaddress partneraddress IPaddress port 80 role primary
Á¦¾î±â °í°¡¿ë¼º ±¸¼º ¹× »ç¿ë ¹æ¹ý¿¡ ´ëÇÑ ÀÚ¼¼ÇÑ Á¤º¸´Â Cisco CSS Controller ¹× Nortel Alteon ControllerÀÇ °í±Þ ±â´ÉÀ» ÂüÁ¶ÇϽʽÿÀ.
5 ´Ü°è¿¡¼ ½Ã½ºÅÛ ¸ÞÆ®¸¯À» Á¤ÀÇÇÒ °æ¿ì, Metric Server°¡ ¼¹ö ½Ã½ºÅÛ¿¡¼ ½ÃÀ۵Ǿî¾ß ÇÕ´Ï´Ù. Metric Server »ç¿ë¿¡ ´ëÇÑ Á¤º¸´Â Metric Server¸¦ ÂüÁ¶ÇϽʽÿÀ.
Nortel Alteon Web Switch¿¡¼ ±¸¼ºÀ» ¼öÁ¤ÇÒ °æ¿ì, Á¦¾î±â ±¸¼ºÀ» »õ·Î °íÄ¥ ¼ö ÀÖ½À´Ï´Ù. ´ÙÀ½À» ÀÔ·ÂÇϽʽÿÀ.
service refresh
±¸¼ºÀ» »õ·Î °íÄ¡±â Àü¿¡ ÄÁ¼³ÅÏÆ®¸¦ Á¤ÁöÇÏ´Â °ÍÀÌ ÁÁ½À´Ï´Ù. Refresh ¸í·ÉÀ¸·Î ±¸¼ºÀ» °»½ÅÇÑ ÈÄ ÄÁ¼³ÅÏÆ®¸¦ Àç½ÃÀÛÇϽʽÿÀ.
±¸¼ºÀÌ ÀÛµ¿µÇ°í ÀÖ´ÂÁö È®ÀÎÇϽʽÿÀ.
ÀÌ ÆÄÆ®¿¡¼´Â Load Balancer¿¡ »ç¿ë °¡´ÉÇÑ ±â´É ¹× °í±Þ ±¸¼º ±â´É¿¡ ´ëÇÑ Á¤º¸¸¦ Á¦°øÇÕ´Ï´Ù. ´ÙÀ½ ÀåÀ» Æ÷ÇÔÇÕ´Ï´Ù.
ÀÌ Àå¿¡¼´Â Load BalancerÀÇ ·Îµå ¹ë·±½º ¸Å°³º¯¼ö¸¦ ±¸¼ºÇÏ´Â ¹æ¹ý°ú Load BalancerÀÇ °ü¸®ÀÚ, ±Ç°íÀÚ ¹× Metric Server ±â´ÉÀ» ¼³Á¤ÇÏ´Â ¹æ¹ýÀ» ¼³¸íÇÕ´Ï´Ù.
Ç¥ 12. Load BalancerÀÇ °í±Þ ±¸¼º ŽºÅ©
ŽºÅ© | ¼³¸í | °ü·Ã Á¤º¸ |
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¼±ÅÃÀûÀ¸·Î ·Îµå ¹ë·±½º ¼³Á¤À» º¯°æÇÕ´Ï´Ù. |
´ÙÀ½ÀÇ ·Îµå ¹ë·±½º ¼³Á¤À» º¯°æÇÒ ¼ö ÀÖ½À´Ï´Ù.
| Load Balancer°¡ Á¦°øÇÏ´Â ·Îµå ¹ë·±½º ÃÖÀûÈ |
°ü¸®ÀÚ¿¡¼ ¼¹öÀÇ ÀÛµ¿ ÁßÁö/°¡µ¿À» Ç¥½ÃÇÒ ¶§ ½ºÅ©¸³Æ®¸¦ »ç¿ëÇÏ¿© °æº¸³ª ·¹ÄÚµå ¼¹ö Àå¾Ö¸¦ »ý¼ºÇϽʽÿÀ. | Load Balancer´Â °ü¸®ÀÚ¿¡¼ ¼¹öÀÇ ÀÛµ¿ ÁßÁö/°¡µ¿À» Ç¥½ÃÇÒ ¶§ »ç¿ëÀÚ Á¤ÀÇÇÒ ¼ö ÀÖ´Â ½ºÅ©¸³Æ®¸¦ Æ®¸®°ÅÇÏ´Â »ç¿ëÀÚ ¿¢½ÃÆ®¸¦ Á¦°øÇÕ´Ï´Ù. | ½ºÅ©¸³Æ®¸¦ »ç¿ëÇÏ¿© °æº¸³ª ·¹ÄÚµå ¼¹ö Àå¾Ö »ý¼º |
±Ç°íÀÚ »ç¿ë | ¼¹öÀÇ Æ¯Á¤ »óÅ¿¡ ´ëÇØ º¸°íÇÏ´Â ±Ç°íÀÚ¸¦ ¼³¸íÇÏ°í ³ª¿ÇÕ´Ï´Ù. | ±Ç°íÀÚ |
HTTP ±Ç°íÀÚ ¿äû/ÀÀ´ä(URL) ¿É¼Ç »ç¿ë | ½Ã½ºÅÛ¿¡ Á¶È¸ÇÒ ¼ºñ½º °íÀ¯ÀÇ Å¬¶óÀÌ¾ðÆ® HTTP URL ¹®ÀÚ¿ Á¤ÀÇ | ¿äû/ÀÀ´ä(URL) ¿É¼ÇÀ» »ç¿ëÇÏ¿© HTTP ±Ç°íÀÚ ±¸¼º |
ÀÚ°¡ ±Ç°íÀÚ »ç¿ë | Load Balancer2 Ƽ¾î WAN ±¸¼º¿¡¼ ¹é¿£µå ¼¹ö ·Îµå »óŸ¦ Á¦°øÇÕ´Ï´Ù. | »óÇϴܺΠWAN ±¸¼º¿¡¼ ÀÚ°¡ ±Ç°íÀÚ »ç¿ë |
Á¶Á¤ ±Ç°íÀÚ ÀÛ¼º | Á¶Á¤ ±Ç°íÀÚ ÀÛ¼º ¹æ¹ýÀ» ¼³¸íÇÕ´Ï´Ù. | Á¶Á¤(»ç¿ëÀÚ Á¤ÀÇ °¡´É) ±Ç°íÀÚ ÀÛ¼º |
Metric Server ¿¡ÀÌÀüÆ® »ç¿ë | Metric Server´Â Load Balancer¿¡ ½Ã½ºÅÛ ·Îµå Á¤º¸¸¦ Á¦°øÇÕ´Ï´Ù. | Metric Server |
ÀÛ¾÷·Îµå °ü¸®ÀÚ ±Ç°íÀÚ(WLM) »ç¿ë | WLM ±Ç°íÀÚ´Â Load Balancer¿¡ ½Ã½ºÅÛ ·Îµå Á¤º¸¸¦ Á¦°øÇÕ´Ï´Ù. | ÀÛ¾÷·Îµå °ü¸®ÀÚ ±Ç°íÀÚ |
Load BalancerÀÇ °ü¸®ÀÚ ±â´ÉÀº ´ÙÀ½ ¼³Á¤¿¡ µû¶ó ·Îµå ¹ë·±½º¸¦ ¼öÇàÇÕ´Ï´Ù.
ÀÌ ¼³Á¤À» º¯°æÇÏ¿© ³×Æ®¿öÅ©¿¡ ´ëÇÑ ·Îµå ¹ë·±½º¸¦ ÃÖÀûÈÇÒ ¼ö ÀÖ½À´Ï´Ù.
°ü¸®ÀÚ¿¡¼´Â °¡ÁßÄ¡ °áÁ¤ ½Ã ´ÙÀ½ ¿ÜºÎ ¿ä¼Ò¸¦ ÀϺΠ¶Ç´Â ¸ðµÎ »ç¿ëÇÒ ¼ö ÀÖ½À´Ï´Ù.
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Cpu: °¢ ·Îµå ¹ë·±½º ¼¹ö ½Ã½ºÅÛ¿¡¼ »ç¿ë ÁßÀÎ CPU ¹éºÐÀ²(Metric Server ¿¡ÀÌÀüÆ®¿¡¼ ÀÔ·Â). Site SelectorÀÇ °æ¿ì¿¡¸¸ ÀÌ ºñÀ²ÀÌ È°¼º ¿¬°á ºñÀ² Ä÷³ À§Ä¡¿¡ Ç¥½ÃµË´Ï´Ù.
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°ü¸®ÀÚ¿¡¼´Â °¢ ¼¹öÀÇ ÇöÀç °¡ÁßÄ¡ ¹× °è»ê¿¡ ÇÊ¿äÇÑ ´Ù¸¥ ÀϺÎÀÇ Á¤º¸¿Í ÇÔ²² ½ÇÇà ÇÁ·Î±×·¥¿¡¼ óÀ½ µÎ °ª(Ȱ¼º ¿¬°á ¹× »õ ¿¬°á)À» È®º¸ÇÕ´Ï´Ù. ÀÌµé °ªÀº ½ÇÇà ÇÁ·Î±×·¥¿¡¼ ³»ºÎÀûÀ¸·Î »ý¼ºµÇ¾î ÀúÀåµÇ´Â Á¤º¸¿¡ µû¶ó ´Þ¶óÁý´Ï´Ù.
³× °ªÀÇ »ó´ëÀûÀÎ Á߿伺 ºñÀ²À» Ŭ·¯½ºÅÍ(¶Ç´Â »çÀÌÆ® À̸§)¸¦ ±â¹ÝÀ¸·Î º¯°æÇÒ ¼ö ÀÖ½À´Ï´Ù. ºñÀ²Àº ¹éºÐÀ²·Î ³ªÅ¸³»¹Ç·Î »ó´ë ºñÀ²ÀÇ ÇÕÀº 100%¿©¾ß ÇÕ´Ï´Ù. ±âº» ºñÀ²Àº 50/50/0/0À̸ç, ÀÌ °ªÀº ±Ç°íÀÚ¿Í ½Ã½ºÅÛ Á¤º¸¸¦ ¹«½ÃÇÕ´Ï´Ù. »ç¿ëÀÚ È¯°æ¿¡¼ ÃÖ»óÀÇ ¼º´ÉÀ» Á¦°øÇÏ´Â Á¶ÇÕÀ» ã±â À§ÇØ ´Ù¸¥ ºñÀ²À» ½ÃµµÇÒ Çʿ䰡 ÀÖ½À´Ï´Ù.
WLM ±Ç°íÀÚ¸¦ Ãß°¡ÇÒ ¶§, ½Ã½ºÅÛ ¸ÞÆ®¸¯ ºñÀ²ÀÌ 0ÀÌ¸é °ü¸®ÀÚ¿¡¼ ÀÌ °ªÀ» 1·Î ´Ã¸³´Ï´Ù. »ó´ë ºñÀ²ÀÇ ÇÕÀÌ 100À̾î¾ß ÇϹǷΠÃÖ°í°ªÀÌ 1¸¸Å ÁÙ¾îµì´Ï´Ù.
Ȱ¼º ¿¬°á ¼ö´Â ·Îµå ¹ë·±½º ¼¹ö ½Ã½ºÅÛ¿¡¼ Á¦°øµÇ°í ÀÖ´Â ¼ºñ½º¸¦ »ç¿ëÇÏ´Â µ¥ ÇÊ¿äÇÑ ½Ã°£°ú Ŭ¶óÀÌ¾ðÆ® ¼ö¿¡ µû¶ó ´Þ¶óÁý´Ï´Ù. Ŭ¶óÀÌ¾ðÆ® ¿¬°áÀÌ ºü¸£¸é(¿¹: HTTP GETÀ» »ç¿ëÇÏ¿© Á¦°øµÇ´Â ÀÛÀº À¥ ÆäÀÌÁö), Ȱ¼º ¿¬°á ¼ö´Â »ó´çÈ÷ Àû¾îÁý´Ï´Ù. Ŭ¶óÀÌ¾ðÆ® ¿¬°áÀÌ ´À·ÁÁö¸é(¿¹: µ¥ÀÌÅͺ£À̽º Á¶È¸), Ȱ¼º ¿¬°á ¼ö´Â ¸¹¾ÆÁý´Ï´Ù.
Ȱ¼º ¹× »õ ¿¬°á ºñÀ²À» ³Ê¹« ÀÛ°Ô ¼³Á¤ÇÏÁö ¸¶½Ê½Ã¿À. óÀ½ µÎ °ªÀ» °¢°¢ ÃÖ¼Ò 20À¸·Î ¼³Á¤ÇÏÁö ¾ÊÀ¸¸é ·Îµå ¹ë·±½º ¹× ½º¹«½º »öÀÎÀº »ç¿ë ºÒ°¡´ÉÇÕ´Ï´Ù.
Á߿伺 ºñÀ²ÀÇ °ªÀ» ¼³Á¤ÇÏ·Á¸é dscontrol cluster set cluster proportions ¸í·ÉÀ» »ç¿ëÇϽʽÿÀ. dscontrol cluster -- Ŭ·¯½ºÅÍ ±¸¼º¿¡¼ ÀÚ¼¼ÇÑ Á¤º¸¸¦ ÂüÁ¶ÇϽʽÿÀ.
°¡ÁßÄ¡´Â ½ÇÇà ÇÁ·Î±×·¥ÀÇ ³»ºÎ Ä«¿îÅÍ, ±Ç°íÀÚÀÇ Çǵå¹é ¹× Metric Server¿Í °°Àº ½Ã½ºÅÛ ¸ð´ÏÅ͸µ ÇÁ·Î±×·¥ÀÇ Çǵå¹é¿¡ µû¶ó °ü¸®ÀÚ ±â´É¿¡¼ ¼³Á¤µË´Ï´Ù. °ü¸®ÀÚ¸¦ ½ÇÇà Áß¿¡ ¼öµ¿À¸·Î °¡ÁßÄ¡¸¦ ¼³Á¤ÇÏ·Á¸é dscontrol ¼¹ö ¸í·É¿¡¼ fixedweight ¿É¼ÇÀ» ÁöÁ¤ÇϽʽÿÀ. fixedweight ¿É¼Ç¿¡ ´ëÇÑ ¼³¸íÀº °ü¸®ÀÚ °íÁ¤ °¡ÁßÄ¡¸¦ ÂüÁ¶ÇϽʽÿÀ.
°¡ÁßÄ¡´Â Æ÷Æ®ÀÇ ¸ðµç ¼¹ö¿¡ Àû¿ëµË´Ï´Ù. ƯÁ¤ Æ÷Æ®ÀÇ °æ¿ì, ¿äûÀº ¼·Î¿¡ ´ëÇØ »ó´ëÀûÀÎ °¡ÁßÄ¡¿¡ µû¶ó ¼¹ö°£¿¡ ºÐ»êµË´Ï´Ù. ¿¹¸¦ µé¾î, ÇϳªÀÇ ¼¹ö°¡ °¡ÁßÄ¡ 10À¸·Î ¼³Á¤µÇ°í ´Ù¸¥ ¼¹ö°¡ °¡ÁßÄ¡ 5·Î ¼³Á¤µÇ¸é 10À¸·Î ¼³Á¤µÈ ¼¹öÀÇ ¿äû¼ö´Â 5·Î ¼³Á¤µÈ ¼¹ö ¿äû¼öÀÇ µÎ ¹è°¡ µË´Ï´Ù.
¼¹ö°¡ °¡Áú ¼ö ÀÖ´Â ÃÖ´ë °¡ÁßÄ¡ °æ°è¸¦ ÁöÁ¤ÇÏ·Á¸é, dscontrol port set port weightbound weight ¸í·ÉÀ» »ç¿ëÇϽʽÿÀ. ÀÌ ¸í·ÉÀº °¢ ¼¹ö°¡ È®º¸ÇÒ ¿äû¼ö »çÀÌ¿¡ ÀÖÀ» ¼ö ÀÖ´Â Â÷ÀÌ¿¡ ¿µÇâÀ» ÁÝ´Ï´Ù. ÃÖ´ë °¡ÁßÄ¡¸¦ 1·Î ¼³Á¤ÇÒ °æ¿ì, ¸ðµç ¼¹öÀÇ °¡ÁßÄ¡´Â 1, ÀÛ¾÷ÁßÁöÀÎ °æ¿ì¿¡´Â 0, ´ÜÀý Ç¥½ÃÀÎ °æ¿ì¿¡´Â -1ÀÔ´Ï´Ù. ÀÌ ¼ýÀÚ°¡ Áõ°¡ÇÒ¼ö·Ï ¼¹öÀÇ °¡ÁßÄ¡ Â÷À̵µ Áõ°¡ÇÕ´Ï´Ù. ÃÖ´ë °¡ÁßÄ¡°¡ 2À̸é ÇÑ ¼¹ö°¡ ´Ù¸¥ ¼¹ö ¿äû¼öÀÇ µÎ ¹è¸¦ È®º¸ÇÒ ¼ö ÀÖ½À´Ï´Ù. ÃÖ´ë °¡ÁßÄ¡°¡ 10À̸é, ÇÑ ¼¹ö°¡ ´Ù¸¥ ¼¹ö ¿äû¼öÀÇ 10¹è¸¦ È®º¸ÇÒ ¼ö ÀÖ½À´Ï´Ù. ±âº» ÃÖ´ë °¡ÁßÄ¡´Â 20ÀÔ´Ï´Ù.
±Ç°íÀÚ°¡ ¼¹ö Á¾·á¸¦ ¹ß°ßÇϸé, À̸¦ °ü¸®ÀÚ¿¡ ¾Ë·Á ¼¹öÀÇ °¡ÁßÄ¡¸¦ 0À¸·Î ¼³Á¤ÇÕ´Ï´Ù. °á°úÀûÀ¸·Î, ½ÇÇà ÇÁ·Î±×·¥¿¡¼ ÇØ´ç °¡ÁßÄ¡°¡ 0À¸·Î ³²¾Æ ÀÖ´Â ÇÑ, ÇØ´ç ¼¹ö¿¡ ´ëÇÑ ¾î¶°ÇÑ Ãß°¡ ¿¬°áµµ Àü¼ÛÇÏÁö ¾Ê½À´Ï´Ù. °¡ÁßÄ¡°¡ º¯°æµÇ±â Àü¿¡ ÇØ´ç ¼¹ö¿¡ ´ëÇÑ È°¼º ¿¬°áÀÌ ÀÖ¾úÀ¸¸é, ÀÌ ¿¬°áÀº ÀϹÝÀûÀ¸·Î ¿Ï·áµÈ ä·Î ³²¾Æ ÀÖ½À´Ï´Ù.
°ü¸®ÀÚ°¡ ¾øÀ¸¸é ±Ç°íÀÚ¸¦ ½ÇÇàÇÒ ¼ö ¾øÀ¸¸ç ¼¹ö°¡ ÀÛµ¿ ÁߴܵǾú´ÂÁö °Ë»öÇÒ ¼öµµ ¾ø½À´Ï´Ù. ±Ç°íÀÚ¸¦ ½ÇÇàÇϱâ·Î ÇßÀ¸³ª °ü¸®ÀÚ°¡ Ư¼º ¼¹ö¿¡ ´ëÇØ »ç¿ëÀÚ°¡ ¼³Á¤ÇÑ °¡ÁßÄ¡¸¦ °»½ÅÇÏÁö ¾Ê±â ¹Ù¶ó¸é dscontrol server ¸í·É¿¡¼ fixedweight ¿É¼ÇÀ» »ç¿ëÇϽʽÿÀ. ¿¹¸¦ µé¾î,
dscontrol server set cluster:port:server fixedweight yes
°íÁ¤ °¡ÁßÄ¡°¡ yes·Î ¼³Á¤µÇ¸é dscontrol server set weight ¸í·ÉÀ» »ç¿ëÇÏ¿© ¿øÇÏ´Â °ªÀ¸·Î °¡ÁßÄ¡¸¦ ¼³Á¤ÇϽʽÿÀ. ¼¹ö °¡ÁßÄ¡´Â °íÁ¤ °¡ÁßÄ¡°¡ no·Î ¼³Á¤µÈ ´Ù¸¥ dscontrol server ¸í·ÉÀ» ¹ßÇàÇÒ ¶§±îÁö´Â °ü¸®ÀÚ°¡ ½ÇÇà ÁßÀÏ ¶§ °íÁ¤ °¡ÁßÄ¡·Î À¯ÁöÇÕ´Ï´Ù. ÀÚ¼¼ÇÑ Á¤º¸´Â dscontrol server -- ¼¹ö ±¸¼ºÀ» ÂüÁ¶ÇϽʽÿÀ.
TCP Àç¼³Á¤ÀÌ È°¼ºÈµÇ¸é, Ŭ¶óÀÌ¾ðÆ®°¡ °¡ÁßÄ¡°¡ 0ÀÎ ¼¹ö¿¡ ¿¬°áÇÒ °æ¿ì Dispatcher°¡ TCP Àç¼³Á¤À» Ŭ¶óÀÌ¾ðÆ®·Î Àü¼ÛÇÕ´Ï´Ù. 0À¸·Î ±¸¼ºµÇ°Å³ª ±Ç°íÀÚ°¡ ´Ù¿îµÈ ¼¹ö·Î Ç¥½ÃÇÑ °æ¿ì ¼¹öÀÇ °¡ÁßÄ¡´Â 0ÀÏ ¼öµµ ÀÖ½À´Ï´Ù. TCP Àç¼³Á¤Àº ¿¬°áÀ» Áï½Ã ´Ý½À´Ï´Ù. ÀÌ ±â´ÉÀº Ŭ¶óÀÌ¾ðÆ®°¡ ½ÇÆÐÇÑ ¿¬°áÀ» ÀçÇù»óÇϵµ·Ï ÃËÁøÇϹǷΠÀå±â°£ À¯ÁöµÈ ¿¬°á¿¡ À¯¿ëÇÕ´Ï´Ù. TCP Àç¼³Á¤À» Ȱ¼ºÈÇÏ·Á¸é, dscontrol port add|set port reset yes ¸í·ÉÀ» »ç¿ëÇϽʽÿÀ. Àç¼³Á¤ÀÇ ±âº»°ªÀº noÀÔ´Ï´Ù.
TCP Àç¼³Á¤°ú °áÇÕÇÏ¿© ±¸¼ºÇϱ⿡ À¯¿ëÇÑ ±â´ÉÀº ±Ç°íÀÚ Àç½ÃµµÀÔ´Ï´Ù.
ÀÌ ±â´ÉÀ» »ç¿ëÇÒ °æ¿ì, ±Ç°íÀÚ´Â ¼¹ö¸¦ ´Ù¿îµÈ ¼¹ö·Î Ç¥½ÃÇϱâ Àü¿¡ ¿¬°áÀ» Àç½ÃµµÇÒ ¼ö ÀÖ½À´Ï´Ù. ÀÌ´Â ±Ç°íÀÚ°¡ ¼¹ö¸¦ ¿µ±¸ÀûÀ¸·Î ´Ù¿îµÈ ¼¹ö·Î Ç¥½ÃÇÏ¿© ¿¬°á Àç¼³Á¤ ¹®Á¦Á¡ÀÌ ¹ß»ýÇÏ´Â °ÍÀ» ¹æÁöÇϴµ¥ µµ¿òÀÌ µË´Ï´Ù. Áï, ±Ç°íÀÚ°¡ ù¹øÂ° ½Ãµµ¿¡¼ ½ÇÆÐÇß´Ù°í ÇØ¼ ¹Ýµå½Ã ±âÁ¸ ¿¬°áÀÌ ¶ÇÇÑ ½ÇÆÐÇÑ´Ù´Â °ÍÀ» ÀǹÌÇÏÁö´Â ¾Ê½À´Ï´Ù. ÀÚ¼¼ÇÑ ³»¿ëÀº ±Ç°íÀÚ Àç½Ãµµ¸¦ ÂüÁ¶ÇϽʽÿÀ.
Àüü ¼º´ÉÀ» ÃÖÀûÈÇϱâ À§ÇØ °ü¸®ÀÚ°¡ ½ÇÇà ÇÁ·Î±×·¥°ú »óÈ£ÀÛ¿ëÇÒ ¼ö Àִ Ƚ¼ö°¡ Á¦Çѵ˴ϴÙ. ÀÌ °£°ÝÀº dscontrol manager interval ¹× dscontrol manager refresh ¸í·ÉÀ» ÀÔ·ÂÇÏ¿© º¯°æÇÒ ¼ö ÀÖ½À´Ï´Ù.
°ü¸®ÀÚ °£°ÝÀº ½ÇÇà ÇÁ·Î±×·¥ÀÌ ¿¬°á °æ·Î ÁöÁ¤¿¡¼ »ç¿ëÇÏ´Â ¼¹ö °¡ÁßÄ¡¸¦ °ü¸®ÀÚ°¡ °»½ÅÇϴ Ƚ¼ö¸¦ ÁöÁ¤ÇÕ´Ï´Ù. °ü¸®ÀÚ °£°ÝÀÌ ³Ê¹« ÀÛÀ¸¸é, °ü¸®ÀÚ¿¡¼ ÀÏÁ¤ÇÏ°Ô ½ÇÇà ÇÁ·Î±×·¥À» ÀÎÅÍ·´Æ®ÇÑ °á°ú·Î¼ ¼º´ÉÀÌ ÀúÇ쵃 ¼ö ÀÖ´Ù´Â °ÍÀ» ³ªÅ¸³À´Ï´Ù. °ü¸®ÀÚ °£°ÝÀÌ ³Ê¹« Å©¸é, ½ÇÇà ÇÁ·Î±×·¥ÀÇ ¿äû °æ·Î ÁöÁ¤ÀÌ Á¤È®ÇÑ ÃֽŠÁ¤º¸¸¦ ±âÃÊ·Î ÇÏÁö ¾Ê´Â´Ù´Â °ÍÀ» ³ªÅ¸³À´Ï´Ù.
¿¹¸¦ µé¾î, °ü¸®ÀÚ °£°ÝÀ» 1ÃÊ·Î ¼³Á¤ÇÏ·Á¸é ´ÙÀ½ ¸í·ÉÀ» ÀÔ·ÂÇϽʽÿÀ.
dscontrol manager interval 1
°ü¸®ÀÚ °»½Å ÁÖ±â´Â °ü¸®ÀÚ¿¡¼ ½ÇÇà ÇÁ·Î±×·¥¿¡ »óÅ Á¤º¸¸¦ ¹¯´Â Ƚ¼ö¸¦ ÁöÁ¤ÇÕ´Ï´Ù. °»½Å ÁÖ±â´Â °£°Ý ½Ã°£À» ±âÃÊ·Î ÇÕ´Ï´Ù.
¿¹¸¦ µé¾î, °ü¸®ÀÚ °»½Å Áֱ⸦ 3À¸·Î ¼³Á¤ÇÏ·Á¸é ´ÙÀ½ ¸í·ÉÀ» ÀÔ·ÂÇϽʽÿÀ.
dscontrol manager refresh 3
ÀÌ·¸°Ô ÇÏ¸é °ü¸®ÀÚ¿¡¼´Â ½ÇÇà ÇÁ·Î±×·¥¿¡ »óŸ¦ ¹¯±â Àü¿¡ ¼¼ °³ÀÇ °£°Ý µ¿¾È ±â´Ù¸³´Ï´Ù.
»ç¿ëÀÚ ¼¹öÀÇ ·Îµå ¹ë·±½º¸¦ ÃÖÀûÈÇÏ´Â ´Ù¸¥ ¹æ¹ýÀ» Á¦°øÇÕ´Ï´Ù. ÃÖ°í ¼Óµµ·Î ÀÛµ¿Çϵµ·Ï, ¼¹öÀÇ °¡ÁßÄ¡°¡ ÇöÀúÇÏ°Ô º¯°æµÈ °æ¿ì¿¡¸¸ °¡ÁßÄ¡¸¦ °»½ÅÇÕ´Ï´Ù. ¼¹ö »óŰ¡ ¾à°£ º¯°æµÇ¾ú°Å³ª º¯°æµÇÁö ¾ÊÀº °æ¿ì °¡ÁßÄ¡¸¦ ÀÏÁ¤ÇÏ°Ô °»½ÅÇÏ¸é ºÒÇÊ¿äÇÑ ¿À¹öÇìµå°¡ ÀÛ¼ºµË´Ï´Ù. ÇÑ Æ÷Æ®»óÀÇ ¸ðµç ¼¹ö¿¡ ´ëÇÑ ÃÑ °¡ÁßÄ¡ÀÇ ¹éºÐÀ² °¡ÁßÄ¡ º¯°æ°ªÀÌ °¨µµ ÀÓ°èÄ¡º¸´Ù Å« °æ¿ì, °ü¸®ÀÚ¿¡¼´Â ¿¬°áÀ» ºÐ»ê½Ã۱â À§ÇØ ½ÇÇà ÇÁ·Î±×·¥¿¡¼ »ç¿ëÇÏ´Â °¡ÁßÄ¡¸¦ °»½ÅÇÕ´Ï´Ù. ¿¹¸¦ µé¾î, ÃÑ °¡ÁßÄ¡°¡ 100¿¡¼ 105·Î º¯°æµÈ´Ù°í °¡Á¤ÇÕ´Ï´Ù. º¯°æ°ªÀº 5%ÀÔ´Ï´Ù. ±âº» °¨µµ ÀÓ°èÄ¡ 5¸¦ »ç¿ëÇÏ´Â °æ¿ì, ¹éºÐÀ² º¯°æ°ªÀÌ ÀÓ°èÄ¡¸¦ ³ÑÁö ¾ÊÀ¸¹Ç·Î °ü¸®ÀÚ´Â ½ÇÇà ÇÁ·Î±×·¥¿¡¼ »ç¿ëÇÏ´Â °¡ÁßÄ¡¸¦ °»½ÅÇÏÁö ¾Ê½À´Ï´Ù. ±×·¯³ª ÃÑ °¡ÁßÄ¡°¡ 100¿¡¼ 106À¸·Î º¯°æµÇ¸é, °ü¸®ÀÚ¿¡¼´Â ÀÌ °¡ÁßÄ¡¸¦ °»½ÅÇÕ´Ï´Ù. °ü¸®ÀÚÀÇ °¨µµ ÀÓ°èÄ¡¸¦ ±âº»°ª(¿¹: 6)ÀÌ ¾Æ´Ñ ´Ù¸¥ °ªÀ¸·Î ¼³Á¤ÇÏ·Á¸é, ´ÙÀ½ ¸í·ÉÀ» ÀÔ·ÂÇϽʽÿÀ.
dscontrol manager sensitivity 6
´ëºÎºÐÀÇ °æ¿ì, ÀÌ °ªÀ» º¯°æÇÒ Çʿ䰡 ¾ø½À´Ï´Ù.
°ü¸®ÀÚ¿¡¼´Â ¼¹ö °¡ÁßÄ¡¸¦ µ¿ÀûÀ¸·Î °è»êÇÕ´Ï´Ù. °á°úÀûÀ¸·Î, °»½ÅµÈ °¡ÁßÄ¡´Â ÀÌÀüÀÇ °¡ÁßÄ¡¿Í ¸¹ÀÌ ´Ù¸¦ ¼ö ÀÖ½À´Ï´Ù. ´ëºÎºÐÀÇ È¯°æ¿¡¼, ÀÌ·¯ÇÑ Á¡Àº ¹®Á¦°¡ µÇÁö ¾Ê½À´Ï´Ù. ±×·¯³ª, °æ¿ì¿¡ µû¶ó ÀÌ·Î ÀÎÇØ ¿äûÀÌ ·Îµå ¹ë·±½ºµÇ´Â ¹æ¹ý¿¡ º¯µ¿(oscillating) È¿°ú°¡ ¹ß»ýÇÒ ¼ö ÀÖ½À´Ï´Ù. ¿¹¸¦ µé¸é, ÇÑ ¼¹ö°¡ ³ôÀº °¡ÁßÄ¡·Î ÀÎÇØ ´ëºÎºÐÀÇ ¿äû ¼ö½ÅÀ» Á¾·áÇÒ ¼ö ÀÖ½À´Ï´Ù. °ü¸®ÀÚ¿¡¼´Â ¼¹ö¿¡ Ȱ¼º ¿¬°á ¼ö°¡ Å«Áö ¼¹ö°¡ ´À¸®°Ô ÀÀ´äÇÏ´ÂÁö »ìÆìº¾´Ï´Ù. ±×·¯¸é »ç¿ë °¡´ÉÇÑ ¼¹ö·Î °¡ÁßÄ¡¸¦ À̵¿ÇÏ°Ô µÇ¸ç °°Àº È¿°ú°¡ ³Ê¹« ÀÚÁÖ ¹ß»ýÇÏ¿© ÀÚ¿øÀÌ ºñÈ¿À²ÀûÀ¸·Î »ç¿ëµË´Ï´Ù.
ÀÌ·¯ÇÑ ¹®Á¦Á¡À» ÁÙÀ̱â À§ÇØ, °ü¸®ÀÚ¿¡¼´Â ½º¹«½º »öÀÎÀ» »ç¿ëÇÕ´Ï´Ù. ½º¹«½º »öÀÎÀº ¼¹öÀÇ °¡ÁßÄ¡°¡ º¯°æµÉ ¼ö ÀÖ´Â Á¤µµ¸¦ Á¦ÇÑÇÏ¿©, ¿äû ºÐ»ê ½Ã º¯°æÀ» È¿À²ÀûÀ¸·Î ÆòźÈÇÕ´Ï´Ù. ½º¹«½º »öÀÎÀÌ ³ôÀ¸¸é ¼¹ö °¡ÁßÄ¡°¡ »ó´ëÀûÀ¸·Î ³·°Ô º¯°æµË´Ï´Ù. Áö¼ö°¡ ³·À¸¸é ¼¹ö °¡ÁßÄ¡°¡ ³ô°Ô º¯°æµË´Ï´Ù. ½º¹«½º »öÀÎÀÇ ±âº»°ªÀº 1.5ÀÔ´Ï´Ù. 1.5¿¡¼ ¼¹ö °¡ÁßÄ¡´Â º¸´Ù µ¿ÀûÀÏ ¼ö ÀÖ½À´Ï´Ù. Áö¼ö°¡ 4³ª 5°¡ µÇ¸é, °¡ÁßÄ¡´Â ´õ ¾ÈÁ¤µË´Ï´Ù. ¿¹¸¦ µé¾î, ½º¹«½º »öÀÎÀ» 4·Î ¼³Á¤ÇÏ·Á¸é, ´ÙÀ½ ¸í·ÉÀ» ÀÔ·ÂÇϽʽÿÀ.
dscontrol manager smoothing 4
´ëºÎºÐÀÇ °æ¿ì, ÀÌ °ªÀ» º¯°æÇÒ Çʿ䰡 ¾ø½À´Ï´Ù.
Load Balancer´Â »ç¿ëÀÚ Á¤ÀÇÇÒ ¼ö ÀÖ´Â ½ºÅ©¸³Æ®¸¦ Æ®¸®°ÅÇÏ´Â »ç¿ëÀÚ ¿¢½ÃÆ®¸¦ Á¦°øÇÕ´Ï´Ù. ½ºÅ©¸³Æ®¸¦ ÀÛ¼ºÇÏ¿© °ü¸®ÀÚ¿¡¼ ¼¹öÀÇ ´ÜÀýÀ» Ç¥½ÃÇÒ ¶§³ª ¼¹ö°¡ Àå¾Ö À̺¥Æ®¸¦ ±â·ÏÇÒ ¶§, °ü¸®ÀÚ¿¡°Ô °æº¸¸¦ º¸³»´Â °Í°ú °°Àº ÀÚµ¿ Á¶Ä¡¸¦ ¼öÇàÇÒ ¼ö ÀÖ½À´Ï´Ù. »ç¿ëÀÚ Á¤ÀÇÇÒ ¼ö ÀÖ´Â ¿¹Á¦ ½ºÅ©¸³Æ®´Â ...ibm/edge/lb/servers/samples ¼³Ä¡ µð·ºÅ丮¿¡ ÀÖ½À´Ï´Ù. ÆÄÀÏÀ» ½ÇÇàÇÏ·Á¸é ¿¹Á¦ ½ºÅ©¸³Æ®¸¦ ...ibm/edge/lb/servers/bin µð·ºÅ丮·Î À̵¿ÇÏ¿© È®ÀåÀÚ°¡ ".sample"ÀÎ ÆÄÀÏÀ» Á¦°ÅÇϽʽÿÀ. ´ÙÀ½ÀÇ ¿¹Á¦ ½ºÅ©¸³Æ®°¡ Á¦°øµË´Ï´Ù.
±Ç°íÀÚ´Â Load Balancer ³»ÀÇ ¿¡ÀÌÀüÆ®ÀÔ´Ï´Ù. ¼¹ö ½Ã½ºÅÛÀÇ »óÅÂ¿Í ·ÎµùÀ» Æò°¡ÇÏ´Â ±â´ÉÀ» ÇÕ´Ï´Ù. ±Ç°íÀÚ´Â ¼¹ö¿ÍÀÇ È°¼º Ŭ¶óÀÌ¾ðÆ®¿Í °°Àº ±³È¯À¸·Î À̸¦ ¼öÇàÇÕ´Ï´Ù. ±Ç°íÀÚ´Â ÀÀ¿ëÇÁ·Î±×·¥ ¼¹öÀÇ °æ·® Ŭ¶óÀÌ¾ðÆ®·Î¼ °£ÁÖµÉ ¼ö ÀÖ½À´Ï´Ù.
Dispatcher´Â °¡Àå ³Î¸® ¾²ÀÌ´Â ÇÁ·ÎÅäÄÝ¿ëÀ¸·Î ¸î °¡Áö ÇÁ·ÎÅäÄÝ °íÀ¯ÀÇ ±Ç°íÀÚ¸¦ Á¦°øÇÕ´Ï´Ù. ±×·¯³ª Load BalancerÀÇ ¸ðµç ±¸¼º¿ä¼Ò¿Í ÇÔ²² Á¦°øµÈ ¸ðµç ±Ç°íÀÚ¸¦ »ç¿ëÇÒ ¼ö ¾ø½À´Ï´Ù. (¿¹¸¦ µé¾î, Telnet ±Ç°íÀÚ¸¦ CBR ±¸¼º¿ä¼Ò¿Í ÇÔ²² »ç¿ëÇÒ ¼ö ¾ø½À´Ï´Ù.) ¶ÇÇÑ Load Balancer´Â »ç¿ëÀÚ°¡ °íÀ¯ÀÇ ±Ç°íÀÚ¸¦ ÀÛ¼ºÇÒ ¼ö ÀÖ´Â ¡ºÁ¶Á¤ ±Ç°íÀÚ¡»ÀÇ °³³äÀ» Áö¿øÇÕ´Ï´Ù.
LinuxÀÇ °æ¿ì, ¹ÙÀε忡 °íÀ¯ÇÑ ¼¹ö ÀÀ¿ëÇÁ·Î±×·¥ »ç¿ë¿¡ °üÇÑ Á¦ÇÑ»çÇ×: Load Balancer´Â ¹ÙÀÎµå Æ¯Á¤ ¼¹ö ÀÀ¿ëÇÁ·Î±×·¥(CBR ¶Ç´Â Site Selector¿Í 66 °°Àº ´Ù¸¥ Load Balancer ±¸¼º¿ä¼Ò¸¦ Æ÷ÇÔÇÏ¿©)ÀÌ ÀÖ´Â ·Îµå ¹ë·±½º ¼¹ö°¡ Ŭ·¯½ºÅÍ IP ÁÖ¼Ò¿¡ ¹ÙÀεåÇÒ ¶§ ÇØ´ç ¼¹öÀÇ ·Îµå ¹ë·±½º½Ã ±Ç°íÀÚ »ç¿ëÀ» Áö¿øÇÏÁö ¾Ê½À´Ï´Ù.
SolarisÀÇ °æ¿ì, ¹ÙÀÎµå °íÀ¯ÀÇ ¼¹ö ÀÀ¿ëÇÁ·Î±×·¥ »ç¿ë¿¡ °üÇÑ Á¦ÇÑ»çÇ×: ifconfig alias ¸í·É ´ë½Å¿¡ arp publish¸¦ »ç¿ëÇÒ °æ¿ì, Load Balancer´Â ¹ÙÀÎµå Æ¯Á¤ ¼¹ö ÀÀ¿ëÇÁ·Î±×·¥(CBR ¶Ç´Â Site Selector¿Í °°Àº ´Ù¸¥ Load Balancer ±¸¼º¿ä¼Ò¸¦ Æ÷ÇÔÇÏ¿©)ÀÌ ÀÖ´Â ·Îµå ¹ë·±½º ¼¹ö°¡ Ŭ·¯½ºÅÍ IP ÁÖ¼Ò¿¡ ¹ÙÀεåÇÒ ¶§ ÇØ´ç ¼¹öÀÇ ·Îµå ¹ë·±½º ½Ã ±Ç°íÀÚ »ç¿ëÀ» Áö¿øÇÕ´Ï´Ù. ±×·¯³ª ¹ÙÀε忡 °íÀ¯ÇÑ ¼¹ö ÀÀ¿ëÇÁ·Î±×·¥¿¡ ´ëÇØ ±Ç°íÀÚ »ç¿ë ½Ã, ¼¹ö ÀÀ¿ëÇÁ·Î±×·¥°ú µ¿ÀÏÇÑ ½Ã½ºÅÛ¿¡ Load Balancer¸¦ °áÇÕ ¹èÄ¡ÇÏÁö ¸¶½Ê½Ã¿À.
-DND_ADV_SRC_ADDR=dotted-decimal_IP_address
±Ç°íÀÚ´Â Á¤±âÀûÀ¸·Î °¢ ¼¹ö¿ÍÀÇ TCP ¿¬°áÀ» ¿¾î ¼¹ö¿¡ ¿äû ¸Þ½ÃÁö¸¦ Àü¼ÛÇÕ´Ï´Ù. ¸Þ½ÃÁö ³»¿ëÀº ¼¹ö¿¡¼ ½ÇÇà ÁßÀÎ ÇÁ·ÎÅäÄÝ¿¡ µû¶ó °íÀ¯ÇÕ´Ï´Ù. ¿¹¸¦ µé¾î, HTTP ±Ç°íÀÚ´Â ¼¹ö¿¡ HTTP ¡ºHEAD¡» ¿äûÀ» Àü¼ÛÇÕ´Ï´Ù.
±×·± ÈÄ ±Ç°íÀÚ´Â ¼¹öÀÇ ÀÀ´äÀ» ÀνÄÇÕ´Ï´Ù. ÀÀ´äÀ» ¹ÞÀº ÈÄ, ±Ç°íÀÚ´Â ¼¹ö¸¦ Æò°¡ÇÕ´Ï´Ù. ÀÌ ¡º·Îµå¡»°ªÀ» °è»êÇϱâ À§ÇØ, ´ëºÎºÐÀÇ ±Ç°íÀÚ´Â ÀÀ´äÇÒ ¼¹öÀÇ ½Ã°£À» ÃøÁ¤ÇÑ ÈÄ ÀÌ °ª(¹Ð¸®ÃÊ ´ÜÀ§)À» ·Îµå·Î »ç¿ëÇÕ´Ï´Ù.
±×·¯¸é ±Ç°íÀÚ´Â ¡ºÆ÷Æ®¡» Ä÷³¿¡¼ °ü¸®ÀÚ º¸°í¼¿¡ Ç¥½ÃµÇ´Â ·Îµå°ªÀ» DispatcherÀÇ °ü¸®ÀÚ ±â´É¿¡ º¸°íÇÕ´Ï´Ù. °ü¸®ÀÚ´Â ºñÀ²´ç ¸ðµç ¼Ò½ºÀÇ Áý°è °¡ÁßÄ¡¸¦ °è»êÇÏ¿© ÀÌ °¡ÁßÄ¡¸¦ ½ÇÇà ÇÁ·Î±×·¥ ±â´ÉÀ¸·Î ¼³Á¤ÇÕ´Ï´Ù. ±×·¯¸é ½ÇÇà ÇÁ·Î±×·¥¿¡¼´Â »õ·Î¿î ¼ö½Å Ŭ¶óÀÌ¾ðÆ® ¿¬°á ·Îµå ¹ë·±½º¿¡ ÀÌµé °¡ÁßÄ¡¸¦ »ç¿ëÇÕ´Ï´Ù.
±Ç°íÀÚ´Â ¼¹ö°¡ Àû´çÇÏ°Ô ÀÛµ¿µÈ´Ù°í ÆÇº°ÇÑ °æ¿ì, °ü¸®ÀÚ¿¡ 0ÀÌ ¾Æ´Ñ ¾ç¼öÀÇ ·Îµå ¼ýÀÚ¸¦ º¸°íÇÕ´Ï´Ù. ±Ç°íÀÚ°¡ ¼¹ö ÀÛµ¿ÀÌ µÇÁö ¾Ê´Â´Ù°í ÆÇº°ÇÑ °æ¿ì, Ư¼ö ·Îµå°ªÀÎ À½¼ö 1(-1)À» ¸®ÅÏÇÕ´Ï´Ù. °ü¸®ÀÚ ¹× ½ÇÇà ÇÁ·Î±×·¥Àº ¼¹ö°¡ ´Ù½Ã ÀÛµ¿ÇÒ ¶§±îÁö ÇØ´ç ¼¹ö·Î ¿¬°áÀ» Àü´ÞÇÏÁö ¾Ê½À´Ï´Ù.
¸ðµç Ŭ·¯½ºÅÍ(±×·ì ±Ç°íÀÚ)¿¡¼ ƯÁ¤ Æ÷Æ®¿¡ ´ëÇØ ±Ç°íÀÚ¸¦ ½ÃÀÛÇÒ ¼ö ÀÖ½À´Ï´Ù. ¶Ç´Â µ¿ÀÏÇÑ Æ÷Æ®ÀÌÁö¸¸ ´Ù¸¥ Ŭ·¯½ºÅÍ¿¡¼ ´Ù¸¥ ±Ç°íÀÚ¸¦ ½ÇÇàÇϵµ·Ï ¼±ÅÃÇÒ ¼ö ÀÖ½À´Ï´Ù(Ŭ·¯½ºÅÍ/»çÀÌÆ® °íÀ¯ÀÇ ±Ç°íÀÚ). ¿¹¸¦ µé¾î, ¼¼ °³ÀÇ Å¬·¯½ºÅÍ(clusterA, clusterB, clusterC)·Î Á¤ÀÇµÈ Load Balancer°¡ ÀÖ´Â °æ¿ì, Æ÷Æ® 80ÀÌ ÀÖ´Â °¢ Ŭ·¯½ºÅÍ¿¡¼ ´ÙÀ½ »çÇ×À» ¼öÇàÇÒ ¼ö ÀÖ½À´Ï´Ù.
dscontrol advisor start http clusterA:80ÀÌ ¸í·ÉÀº clusterAÀÇ Æ÷Æ® 80¿¡¼ http ±Ç°íÀÚ¸¦ ½ÃÀÛÇÕ´Ï´Ù. http ±Ç°íÀÚ´Â clusterAÀÇ Æ÷Æ® 80¿¡ ÷ºÎµÈ ¸ðµç ¼¹ö¿¡¼ ±Ç°íÇÕ´Ï´Ù.
dscontrol advisor start ADV_custom 80ÀÌ ¸í·ÉÀº clusterB ¹× clusterCÀÇ Æ÷Æ® 80¿¡¼ ADV_custom ±Ç°íÀÚ¸¦ ½ÃÀÛÇÕ´Ï´Ù. Á¶Á¤ ±Ç°íÀÚ´Â clusterB ¹× clusterCÀÇ Æ÷Æ® 80¿¡ ÷ºÎµÈ ¸ðµç ¼¹ö¿¡¼ ±Ç°íÇÕ´Ï´Ù(Á¶Á¤ ±Ç°íÀÚ¿¡ ´ëÇÑ ÀÚ¼¼ÇÑ Á¤º¸´Â Á¶Á¤(»ç¿ëÀÚ Á¤ÀÇ °¡´É) ±Ç°íÀÚ ÀÛ¼ºÀ» ÂüÁ¶ÇϽʽÿÀ).
±×·ì ±Ç°íÀÚ¿¡ ´ëÇÑ À§ÀÇ ±¸¼º ¿¹Á¦¸¦ »ç¿ëÇÏ¿© µÎ Ŭ·¯½ºÅÍ(clusterB ¹× clusterC) ¸ðµÎ ¶Ç´Â ÀÓÀÇ Å¬·¯½ºÆ®ÀÇ Æ÷Æ® 80¿¡¼ ADV_custom Á¶Á¤ ±Ç°íÀÚ¸¦ Á¤ÁöÇϵµ·Ï ¼±ÅÃÇÒ ¼ö ÀÖ½À´Ï´Ù.
dscontrol advisor stop ADV_custom clusterB:80
dscontrol advisor stop ADV_custom 80
±Ç°íÀÚ °£°ÝÀº ±Ç°íÀÚ°¡ ¸ð´ÏÅÍÇÏ´Â Æ÷Æ®ÀÇ ¼¹ö·ÎºÎÅÍ »óŸ¦ ¹¯´Â Ƚ¼ö¸¦ ¼³Á¤Çϰí, °ü¸®ÀÚ¿¡ °á°ú¸¦ º¸°íÇÕ´Ï´Ù. ±Ç°íÀÚ °£°ÝÀÌ ³Ê¹« ÀÛÀ¸¸é, ±Ç°íÀÚ°¡ ÀÏÁ¤ÇÏ°Ô ¼¹ö¸¦ ÀÎÅÍ·´Æ®ÇÑ °á°ú·Î ¼º´ÉÀÌ ÀúÇ쵃 ¼ö ÀÖ´Ù´Â °ÍÀ» ³ªÅ¸³À´Ï´Ù. ±Ç°íÀÚ °£°ÝÀÌ ³Ê¹« Å©¸é, °ü¸®ÀÚÀÇ °¡ÁßÄ¡¿¡ ´ëÇÑ °áÁ¤ÀÌ Á¤È®ÇÑ ÃֽŠÁ¤º¸¸¦ ±âÃÊ·Î ÇÏÁö ¾Ê´Â´Ù´Â °ÍÀ» ³ªÅ¸³À´Ï´Ù.
¿¹¸¦ µé¾î, Æ÷Æ® 80¿¡ ´ëÇÑ HTTP ±Ç°íÀÚÀÇ °£°ÝÀ» 3ÃÊ·Î ¼³Á¤ÇÏ·Á¸é, ´ÙÀ½ ¸í·ÉÀ» ÀÔ·ÂÇϽʽÿÀ.
dscontrol advisor interval http 80 3
°ü¸®ÀÚ °£°Ýº¸´Ù ÀûÀº ±Ç°íÀÚ °£°ÝÀ» ÁöÁ¤ÇÒ ¼ö ¾ø½À´Ï´Ù. ±âº» ±Ç°íÀÚ °£°ÝÀº 7ÃÊÀÔ´Ï´Ù.
·Îµå ¹ë·±½º °áÁ¤ ½Ã °ü¸®ÀÚ¿¡¼ ÀÌÀü Á¤º¸¸¦ »ç¿ëÇÏÁö ¾Êµµ·Ï Çϱâ À§ÇØ, ½Ã°£ ¼ÒÀÎÀÌ ±Ç°íÀÚ º¸°í¼ ½Ã°£ Á¾·á¿¡ ¼³Á¤µÈ ½Ã°£º¸´Ù ÀÌÀüÀÎ ±Ç°íÀÚ Á¤º¸¸¦ »ç¿ëÇÏÁö ¾Ê½À´Ï´Ù. ±Ç°íÀÚ º¸°í¼ ½Ã°£ Á¾·á´Â ±Ç°íÀÚ Æú¸µ °£°Ýº¸´Ù Ä¿¾ß ÇÕ´Ï´Ù. ½Ã°£ Á¾·á°¡ ´õ ÀûÀ¸¸é, °ü¸®ÀÚ¿¡¼´Â ³í¸®ÀûÀ¸·Î »ç¿ëÇØ¾ß ÇÏ´Â º¸°í¼¸¦ ¹«½ÃÇÕ´Ï´Ù. ±âº»ÀûÀ¸·Î ±Ç°íÀÚ º¸°í¼´Â Á¾·á ½Ã°£ÀÌ ¾ø½À´Ï´Ù. -- ±âº»°ªÀº ¹«Á¦ÇÑÀÔ´Ï´Ù.
¿¹¸¦ µé¾î, Æ÷Æ® 80¿¡ ´ëÇÑ HTTP ±Ç°íÀÚÀÇ ±Ç°íÀÚ º¸°í¼ ½Ã°£ Á¾·á¸¦ 30ÃÊ·Î ¼³Á¤ÇÏ·Á¸é, ´ÙÀ½ ¸í·ÉÀ» ÀÔ·ÂÇϽʽÿÀ.
dscontrol advisor timeout http 80 30
±Ç°íÀÚ º¸°í¼ ½Ã°£ Á¾·á ¼³Á¤¿¡ ´ëÇÑ ÀÚ¼¼ÇÑ Á¤º¸´Â dscontrol advisor -- ±Ç°íÀÚ Á¦¾î¸¦ ÂüÁ¶ÇϽʽÿÀ.
Load BalancerÀÇ °æ¿ì, ±Ç°íÀÚ°¡ ¼¹ö(¼ºñ½º)ÀÇ Æ¯Á¤ Æ÷Æ® ½ÇÆÐ¸¦ ¹ß°ßÇÏ´Â ±Ç°íÀÚ ½Ã°£ Á¾·á °ªÀ» ¼³Á¤ÇÒ ¼ö ÀÖ½À´Ï´Ù. ½ÇÆÐÇÑ ¼¹ö ½Ã°£ Á¾·á °ª(connecttimeout ¹× receivetimeout)Àº ±Ç°íÀÚ°¡ ¿¬°áÀ̳ª ¼ö½Å¿¡ ½ÇÆÐÇßÀ½À» º¸°íÇϱâ Àü¿¡ ´ë±âÇÏ´Â ½Ã°£À» °áÁ¤ÇÕ´Ï´Ù.
°¡Àå »¡¸® ½ÇÆÐÇÑ ¼¹ö¸¦ ¹ß°ßÇÏ·Á¸é ±Ç°íÀÚ ¿¬°á ¹× ¼ö½Å ½Ã°£ Á¾·á¸¦ ÃÖ¼Ò°ª(1ÃÊ)À¸·Î ¼³Á¤ÇÏ°í ±Ç°íÀÚ ¹× °ü¸®ÀÚ °£°Ý ½Ã°£À» ÃÖ¼Ò°ª(1ÃÊ)À¸·Î ¼³Á¤ÇϽʽÿÀ.
¿¹¸¦ µé¾î, Æ÷Æ® 80¿¡ ÀÖ´Â HTTP ±Ç°íÀÚ¿¡ ´ëÇØ connecttimeout ¹× receivetimeoutÀ» 9ÃÊ·Î ¼³Á¤ÇÏ·Á¸é, ´ÙÀ½ ¸í·ÉÀ» ÀÔ·ÂÇϽʽÿÀ.
dscontrol advisor connecttimeout http 80 9 dscontrol advisor receivetimeout http 80 9
¿¬°á ¹× ¼ö½Å ½Ã°£ Á¾·áÀÇ ±âº»°ªÀº ±Ç°íÀÚ °£°Ý ½Ã°£¿¡ ÁöÁ¤µÈ °ªÀÇ ¼¼ ¹èÀÔ´Ï´Ù.
±Ç°íÀÚ´Â ¼¹ö¸¦ ´Ù¿îµÈ ¼¹ö·Î Ç¥½ÃÇϱâ Àü¿¡ ¿¬°áÀ» Àç½ÃµµÇÒ ¼ö ÀÖ½À´Ï´Ù. ±Ç°íÀÚ´Â ¼¹ö Á¶È¸°¡ Àç½Ãµµ Ƚ¼ö ´õÇϱâ 1ȸ¸¸Å ½ÇÆÐÇÒ ¶§±îÁö ¼¹ö¸¦ ´Ù¿îµÈ ¼¹ö·Î Ç¥½ÃÇÏÁö ¾Ê½À´Ï´Ù. retry °ªÀº 3À» ÃʰúÇÏÁö ¾Êµµ·Ï ±ÇÀåÇÕ´Ï´Ù. ´ÙÀ½ ¸í·ÉÀº Æ÷Æ® 389¿¡¼ LDAP ±Ç°íÀÚ¿¡ ´ëÇÑ Àç½Ãµµ °ªÀ» 2·Î ¼³Á¤ÇÕ´Ï´Ù.
dscontrol advisor retry ldap 389 2
¼¹ö¿ÍÀÇ Àüü SSL ¼ÒÄÏ Á¢¼ÓÀ» ±¸ÃàÇÏÁö ¾Ê½À´Ï´Ù. SSL ±Ç°íÀÚ´Â ¿¬°áÀ» ¿¾î SSL CLIENT_HELLO ¿äûÀ» Àü¼ÛÇϰí ÀÀ´äÀ» ±â´Ù¸®¸ç ¿¬°áÀ» ´ÝÀº ÈÄ ·Îµå·Î¼ °æ°ú ½Ã°£À» ¸®ÅÏÇÕ´Ï´Ù. (SSL Á¢¼Ó¿¡ ´ëÇÑ "heavyweight" ±Ç°íÀÚÀÎ HTTPS ±Ç°íÀÚµµ ÂüÁ¶ÇϽʽÿÀ.)
¶ÇÇÑ UDP¿Í °°ÀÌ ±× ¼¹ö¿¡ ºñ TCP ÇÁ·ÎÅäÄÝÀ» »ç¿ëÇÏ´Â ±¸¼º¿¡¼µµ À¯¿ëÇÕ´Ï´Ù.
ÀÌ ±Ç°íÀÚ¿¡ ´ëÇÑ »ç¿ëÀÚ Á¤ÀÇ °¡´É ¿¹Á¦ ÆÄÀÏÀº ¼³Ä¡ µð·ºÅ丮¿¡ Á¦°øµË´Ï´Ù. ÀÚ¼¼ÇÑ Á¤º¸´Â WAS ±Ç°íÀÚ¸¦ ÂüÁ¶ÇϽʽÿÀ.
WAS(WebSphere Application Servers) ·Îµå ¹ë·±½º¿¡¼ ÀÚ¼¼ÇÑ Á¤º¸¸¦ ÂüÁ¶ÇϽʽÿÀ.
HTTP ±Ç°íÀÚÀÇ URL ¿É¼ÇÀº Dispatcher ¹× CBR ±¸¼º¿ä¼Ò¿¡ ´ëÇØ »ç¿ë °¡´ÉÇÕ´Ï´Ù.
HTTP ±Ç°íÀÚ¸¦ ½ÃÀÛÇÑ ÈÄ, ¼¹ö¿¡ Á¶È¸ÇÒ ¼ºñ½º °íÀ¯ÀÇ Å¬¶óÀÌ¾ðÆ® HTTP URL ¹®ÀÚ¿À» Á¤ÀÇÇÒ ¼ö ÀÖ½À´Ï´Ù. ÀÌ ±â´ÉÀ¸·Î HTTP ±Ç°íÀÚ´Â ¼¹ö ³»ÀÇ °³º° ¼ºñ½ºÀÇ »óŸ¦ Æò°¡ÇÒ ¼ö ÀÖ½À´Ï´Ù. µ¿ÀÏÇÑ ¹°¸®Àû IP ÁÖ¼Ò¸¦ °¡Áø °íÀ¯ÀÇ ¼¹ö À̸§À¸·Î ³í¸® ¼¹ö¸¦ Á¤ÀÇÇÏ¿© ÀÌ ±â´ÉÀ» ¼öÇàÇÒ ¼ö ÀÖ½À´Ï´Ù. ¼¹ö ÆÄƼ¼Ç: ¹°¸®Àû ¼¹ö¿¡ ±¸¼ºµÈ ³í¸® ¼¹ö(IP ÁÖ¼Ò)¿¡¼ ÀÚ¼¼ÇÑ Á¤º¸¸¦ ÂüÁ¶ÇϽʽÿÀ.
HTTP Æ÷Æ® ¾Æ·¡ Á¤ÀÇµÈ °¢ ³í¸® ¼¹ö¿¡ ´ëÇØ, ¼¹ö¿¡ Á¶È¸ÇÒ ¼ºñ½º °íÀ¯ÀÇ Å¬¶óÀÌ¾ðÆ® HTTP URL ¹®ÀÚ¿À» ÁöÁ¤ÇÒ ¼ö ÀÖ½À´Ï´Ù. HTTP ±Ç°íÀÚ´Â advisorrequest ¹®ÀÚ¿À» »ç¿ëÇÏ¿© ¼¹öÀÇ »óŸ¦ Á¶È¸ÇÕ´Ï´Ù. ±âº»°ªÀº HEAD / HTTP/1.0ÀÔ´Ï´Ù. advisorresponse ¹®ÀÚ¿Àº HTTP ±Ç°íÀÚ°¡ HTTP ÀÀ´ä¿¡¼ ½ºÄµÇÏ´Â ±Ç°íÀÚ ÀÀ´äÀÔ´Ï´Ù. HTTP ±Ç°íÀÚ´Â advisorresponse ¹®ÀÚ¿À» »ç¿ëÇÏ¿© ¼¹ö¿¡¼ ¼ö½ÅÇÑ ½ÇÁ¦ ÀÀ´ä°ú ºñ±³ÇÕ´Ï´Ù. ±âº»°ªÀº nullÀÔ´Ï´Ù.
Áß¿ä: HTTP URL ¹®ÀÚ¿¿¡ °ø¹éÀÌ Æ÷ÇÔµÈ °æ¿ì¿¡´Â ´ÙÀ½¿¡ ÁÖÀÇÇϽʽÿÀ.
server set cluster:port:server advisorrequest "head / http/2.0" server set cluster:port:server advisorresponse "HTTP 200 OK"
dscontrol server set cluster:port:server advisorrequest "\"head / http/2.0\"" dscontrol server set cluster:port:server advisorresponse "\"HTTP 200 OK\""
¹é¿£µå ¼¹ö°¡ ±â´ÉÇÏ´ÂÁö ¾Ë¾Æ º¸±â À§ÇØ HTTP ±Ç°íÀÚ°¡ ¹é¿£µå ¼¹ö¿¡ º¸³»´Â ¿äûÀ» ÀÛ¼ºÇÒ °æ¿ì, »ç¿ëÀÚ°¡ HTTP ¿äûÀÇ ½ÃÀÛÀ» ÀÔ·ÂÇϸé Load Balancer°¡ ±× µÚ·Î ¿äûÀÇ ³¡À» ¿Ï·áÇÕ´Ï´Ù.
\r\nAccept: */*\r\nUser-Agent:IBM_Network_Dispatcher_HTTP_Advisor\r\n\r\n
Load Balancer°¡ ¿äûÀÇ ³¡¿¡ ÀÌ ¹®ÀÚ¿À» Ãß°¡Çϱâ Àü¿¡ ´Ù¸¥ HTTP Çì´õ Çʵ带 Ãß°¡ÇÏ·Á´Â °æ¿ì, »ç¿ëÀÚÀÇ \r\n ¹®ÀÚ¿À» ¿äû¿¡ Æ÷ÇÔÇÏ¿© ±×·¸°Ô ÇÒ ¼ö ÀÖ½À´Ï´Ù. ´ÙÀ½Àº ¿äû¿¡ HTTP È£½ºÆ® Çì´õ Çʵ带 Ãß°¡Çϱâ À§ÇØ ÀÔ·ÂÇÒ ¼ö ÀÖ´Â ¿¹ÀÔ´Ï´Ù.
GET /pub/WWW/TheProject.html HTTP/1.0 \r\nHost: www.w3.org
dscontrol server -- ¼¹ö ±¸¼º¿¡¼ ÀÚ¼¼ÇÑ Á¤º¸¸¦ ÂüÁ¶ÇϽʽÿÀ.
ÀÚ°¡ ±Ç°íÀÚ´Â Dispatcher ±¸¼º¿ä¼Ò¿¡¼ »ç¿ë °¡´ÉÇÕ´Ï´Ù.
»óÇϴܺΠWAN(Wide Area Network) ±¸¼ºÀÇ Load BalancerÀÇ °æ¿ì, Dispatcher°¡ ¹é¿£µå ¼¹ö¿¡¼ ·Îµå »óÅ Á¤º¸¸¦ ¼öÁýÇÏ´Â ÀÚ°¡ ±Ç°íÀÚ¸¦ Á¦°øÇÕ´Ï´Ù.
±×¸² 34. ÀÚ°¡ ±Ç°íÀÚ¸¦ »ç¿ëÇÏ´Â »óÇϴܺΠWAN ±¸¼ºÀÇ ¿¹Á¦
ÀÌ ¿¹Á¦¿¡¼ ÀÚ°¡ ±Ç°íÀÚ´Â Metric Server¿Í ÇÔ²² »ó´ÜºÎ Load Balancer°¡ ·Îµå ¹ë·¯½º ÁßÀÎ µÎ ´ëÀÇ Dispatcher ½Ã½ºÅÛ¿¡ ÀÖ½À´Ï´Ù. ÀÚ°¡ ±Ç°íÀڴ ƯÈ÷ ½ÇÇà ÇÁ·Î±×·¥ ·¹º§¿¡¼ DispatcherÀÇ ¹é¿£µå ¼¹ö¿¡¼ ÃÊ´ç ¿¬°á ¼ö¸¦ ÃøÁ¤ÇÕ´Ï´Ù.
ÀÚ°¡ ±Ç°íÀÚ´Â °á°ú¸¦ dsloadstat ÆÄÀÏ¿¡ ±â·ÏÇÕ´Ï´Ù. ¶ÇÇÑ Load Balancer´Â dsload¶ó´Â ¿ÜºÎ ¸ÞÆ®¸¯À» Á¦°øÇÕ´Ï´Ù. °¢ Dispatcher ½Ã½ºÅÛÀÇ Metric Server ¿¡ÀÌÀüÆ®´Â dsload¶ó´Â ¿ÜºÎ ¸ÞÆ®¸¯À» È£ÃâÇÏ´Â ±¸¼ºÀ» ½ÇÇàÇÕ´Ï´Ù. dsload ½ºÅ©¸³Æ®´Â dsloadstat ÆÄÀÏ¿¡¼ ¹®ÀÚ¿À» ÃßÃâÇÏ¿© Metric Server ¿¡ÀÌÀüÆ®·Î ¸®ÅÏÇÕ´Ï´Ù. ±× ´ÙÀ½¿¡ °¢ Metric Server ¿¡ÀÌÀüÆ®(°¢ DispatcherÀÇ)°¡ Ŭ¶óÀÌ¾ðÆ® ¿äûÀ» Àü´ÞÇÒ Dispatcher¸¦ °áÁ¤ÇÏ´Â µ¥ »ç¿ëÇϱâ À§ÇØ ·Îµå »óÅ °ªÀ» »ó´ÜºÎ Load Balancer·Î ¸®ÅÏÇÕ´Ï´Ù.
dsload ½ÇÇà ÇÁ·Î±×·¥Àº Load Balancer¿ë ...ibm/edge/lb/ms/script µð·ºÅ丮¿¡ ÀÖ½À´Ï´Ù.
WAN ±¸¼ºÀÇ Dispatcher »ç¿ë¿¡ ´ëÇÑ ÀÚ¼¼ÇÑ Á¤º¸´Â ±¤¿ª Dispatcher Áö¿ø ±¸¼ºÀ» ÂüÁ¶ÇϽʽÿÀ. Metric Server¿¡ ´ëÇÑ ÀÚ¼¼ÇÑ Á¤º¸´Â Metric Server¸¦ ÂüÁ¶ÇϽʽÿÀ.
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Á¦ÇÑ»çÇ×: Windows 2000ÀÇ °æ¿ì, ½Ã½ºÅÛ ¸ÞÆ®¸¯ ½ºÅ©¸³Æ® À̸§¿¡ ".exe" ÀÌ¿ÜÀÇ È®ÀåÀÚ°¡ ÀÖÀ¸¸é ÆÄÀÏÀÇ Àüü À̸§À» ÁöÁ¤ÇØ¾ß ÇÕ´Ï´Ù (¿¹: "mysystemscript.bat"). À̰ÍÀº Java Á¦ÇÑ»çÇ× ¶§¹®ÀÔ´Ï´Ù.
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·ÎÄà ȣ½ºÆ® ÀÌ¿ÜÀÇ ÁÖ¼Ò¿¡¼ Metric Server¸¦ ½ÇÇàÇÏ·Á¸é ·Îµå ¹ë·±½ºµÈ ¼¹ö ½Ã½ºÅÛÀÇ metricserver ÆÄÀÏÀ» ÆíÁýÇØ¾ß ÇÕ´Ï´Ù. metricserver ÆÄÀÏ¿¡¼ "java" µÚ¿¡ ´ÙÀ½À» »ðÀÔÇϽʽÿÀ.
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Metric Server ¿¡ÀÌÀüÆ®¿Í ¸¶Âù°¡Áö·Î WLM ¿¡ÀÌÀüÆ®´Â °³º°ÀûÀÎ ÇÁ·ÎÅäÄÝ °íÀ¯ ¼¹ö µð¸Õ¿¡¼°¡ ¾Æ´Ï¶ó ¼¹ö ½Ã½ºÅÛ¿¡¼ Àüü·Î¼ º¸°íÇÕ´Ï´Ù. Metric Server ¹× WLMÀº °á°ú¸¦ °ü¸®ÀÚ º¸°í¼ÀÇ ½Ã½ºÅÛ Ä÷³¿¡ ÀúÀåÇÕ´Ï´Ù. °á°úÀûÀ¸·Î WLM ±Ç°íÀÚ¿Í Metric Server¸¦ µ¿½Ã¿¡ ½ÇÇàÇÒ ¼ö ¾ø½À´Ï´Ù.
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Æ÷Æ®°£ ¿¬°ü °ü°è¸¦ »ç¿ëÇÏ¿© Æ÷Æ® »çÀÌ¿¡¼ °í±Þ ¿¬°ü °ü°è ±â´É È®Àå | ´Ù¸¥ Æ÷Æ®¿¡¼ ¼ö½ÅµÈ Ŭ¶óÀÌ¾ðÆ® ¿äûÀÌ µ¿ÀÏÇÑ ¼¹ö·Î Àü¼ÛµÇµµ·Ï Çã¿ëÇÕ´Ï´Ù. | Æ÷Æ®°£ ¿¬°ü °ü°è |
¿¬°ü °ü°è ÁÖ¼Ò ¸¶½ºÅ©¸¦ »ç¿ëÇÏ¿© °øÅë IP ¼ºê³Ý ÁÖ¼Ò ÁöÁ¤ | µ¿ÀÏÇÑ ¼ºê³Ý¿¡¼ ¼ö½ÅµÈ Ŭ¶óÀÌ¾ðÆ® ¿äûÀÌ µ¿ÀÏÇÑ ¼¹ö·Î Àü¼ÛµÇµµ·Ï Çã¿ëÇÕ´Ï´Ù. | ¿¬°ü °ü°è ÁÖ¼Ò ¸¶½ºÅ©(stickymask) |
Ȱ¼º ÄíŰ ¿¬°ü °ü°è¸¦ »ç¿ëÇÏ¿© CBR¿¡ ´ëÇÑ ¼¹öÀÇ ·Îµå ¹ë·±½º | ƯÁ¤ ¼¹ö¿¡ ´ëÇØ ¼¼¼ÇÀÌ ¿¬°ü °ü°è¸¦ À¯ÁöÇÒ ¼ö ÀÖ°Ô ÇÏ´Â ±ÔÄ¢ ¿É¼Ç | Ȱ¼º ÄíŰ ¿¬°ü °ü°è |
DispatcherÀÇ Content Based Routing ¹× CBR ±¸¼º¿ä¼ÒÀÇ °æ¿ì, ¼öµ¿ ÄíŰ ¿¬°ü °ü°è¸¦ »ç¿ëÇÏ¿© ¼¹öÀÇ ·Îµå ¹ë·±½º ¼öÇà | ÄíŰ À̸§/ÄíŰ °ª¿¡ ±â¹ÝÇÑ Æ¯Á¤ ¼¹öÀÇ °æ¿ì, ¼¼¼ÇÀÌ ¿¬°ü °ü°è¸¦ À¯ÁöÇÒ ¼ö ÀÖµµ·Ï Çã¿ëÇÏ´Â ±ÔÄ¢ ¿É¼Ç | ¼öµ¿ ÄíŰ ¿¬°ü °ü°è |
URI ¿¬°ü °ü°è¸¦ »ç¿ëÇÏ¿© °³º° ¼¹ö¿¡ ij½ÃÇÒ °íÀ¯ÀÇ ÄÁÅÙÃ÷ÀÌ ÀÖ´Â Caching Proxy ¼¹ö¿¡¼ ·Îµå ¹ë·¯½º ¼öÇà | URI¿¡ ±â¹ÝÇÑ Æ¯Á¤ ¼¹öÀÇ °æ¿ì, ¼¼¼ÇÀÌ ¿¬°ü °ü°è¸¦ À¯ÁöÇÒ ¼ö ÀÖµµ·Ï Çã¿ëÇÏ´Â ±ÔÄ¢ ¿É¼Ç | URI ¿¬°ü °ü°è |
±¤¿ª Dispatcher Áö¿ø ±¸¼º | ¿ø°Ý Dispatcher¸¦ ¼³Á¤ÇÏ¿© ±¤¿ª Åë½Å¸Á¿¡¼ ·Îµå ¹ë·±½º¸¦ ¼öÇàÇÕ´Ï´Ù. ¶Ç´Â GRE¸¦ Áö¿øÇÏ´Â ¼¹ö Ç÷§ÆûÀ» »ç¿ëÇÏ¿© ¿ø°Ý Dispatcher ¾øÀÌ ±¤¿ª Åë½Å¸Á¿¡¼ ·Îµå ¹ë·±½º¸¦ ¼öÇàÇÕ´Ï´Ù. | ±¤¿ª Dispatcher Áö¿ø ±¸¼º |
¸í½ÃÀû ¸µÅ© »ç¿ë | ¸µÅ©¿¡¼ Dispatcher¸¦ »ý·«ÇÏÁö ¾Ê½À´Ï´Ù. | ¸í½ÃÀû ¸µÅ© »ç¿ë |
»ç¼³ ³×Æ®¿öÅ© »ç¿ë | Dispatcher¸¦ ±¸¼ºÇÏ¿© »ç¼³ ³×Æ®¿öÅ© ¼¹öÀÇ ·Îµå ¹ë·±½º¸¦ ¼öÇàÇÕ´Ï´Ù. | »ç¼³ ³×Æ®¿öÅ© ±¸¼º »ç¿ë |
¿ÍÀϵå Ä«µå Ŭ·¯½ºÅ͸¦ »ç¿ëÇÏ¿© °øÅë ¼¹ö ±¸¼º Á¶ÇÕ | ¸í½ÃÀûÀ¸·Î ±¸¼ºµÇÁö ¾ÊÀº ÁÖ¼Ò°¡ Åë½Å·® ·Îµå ¹ë·±½º¸¦ ¼öÇàÇÏ´Â ¹æ¹ýÀ¸·Î ¿ÍÀϵå Ä«µå Ŭ·¯½ºÅ͸¦ »ç¿ëÇÏ°Ô µË´Ï´Ù. | ¿ÍÀϵå Ä«µå Ŭ·¯½ºÅ͸¦ »ç¿ëÇÏ¿© ¼¹ö ±¸¼º Á¶ÇÕ |
¿ÍÀϵå Ä«µå Ŭ·¯½ºÅ͸¦ »ç¿ëÇÏ¿© ¹æÈº® ·Îµå ¹ë·±½º ¼öÇà | ¹æÈº®¿¡ ´ëÇØ ¸ðµå Åë½Å·®ÀÇ ·Îµå ¹ë·±½º¸¦ ¼öÇàÇÏ°Ô µË´Ï´Ù. | ¿ÍÀϵå Ä«µå Ŭ·¯½ºÅ͸¦ »ç¿ëÇÏ¿© ¹æÈº® ·Îµå ¹ë·±½º ¼öÇà |
Åõ¸í ÇÁ·Ï½ÃÀÇ °æ¿ì, Caching Proxy°¡ ÀÖ´Â ¿ÍÀϵå Ä«µå Ŭ·¯½ºÅÍ »ç¿ë | Dispatcher°¡ Åõ¸í ÇÁ·Ï½Ã¸¦ ÀÛµ¿ÇÏ´Â µ¥ »ç¿ëµÉ ¼ö ÀÖ½À´Ï´Ù. | Åõ¸í ÇÁ·Ï½ÃÀÇ °æ¿ì Caching Proxy°¡ ÀÖ´Â ¿ÍÀϵå Ä«µå Ŭ·¯½ºÅÍ »ç¿ë |
¿ÍÀϵå Ä«µå Æ÷Æ®¸¦ »ç¿ëÇÏ¿© ±¸¼ºµÇ¾î ÀÖÁö ¾ÊÀº Æ÷Æ® Åë½Å·® ÁöÁ¤ | ƯÁ¤ Æ÷Æ®¿¡ ±¸¼ºµÇ¾î ÀÖÁö ¾ÊÀº Åë½Å·®À» ó¸®ÇÕ´Ï´Ù. | ¿ÍÀϵå Ä«µå Æ÷Æ®¸¦ »ç¿ëÇÏ¿© ±¸¼ºµÇ¾î ÀÖÁö ¾ÊÀº Æ÷Æ® Åë½Å·® ÁöÁ¤ |
"¼ºñ½º °ÅºÎ ÁßÁö" °¨Áö¸¦ »ç¿ëÇÏ¿© °ü¸®ÀÚ¿¡°Ô ÀáÀçÀû ½ÃÀÛ ÅëÁö(°æº¸ »ç¿ë) | Dispatcher´Â ¼¹öÀÇ ¹æ´ëÇÑ ¾çÀÇ ¹Ý°³¹æ TCP ¿¬°á¿¡ ´ëÇÑ ¼ö½Å ¿äûÀ» ºÐ¼®ÇÕ´Ï´Ù. | ¼ºñ½º °ÅºÎ ÁßÁö °¨Áö |
2Áø ·Î±×¸¦ »ç¿ëÇÏ¿© ¼¹ö Åë°è ºÐ¼® | ¼¹ö Á¤º¸°¡ 2Áø ÆÄÀÏ¿¡ ÀúÀåµÇ¾î ÀÌ ÆÄÀÏ¿¡¼ °Ë»öµÉ ¼ö ÀÖ½À´Ï´Ù. | ¼¹ö ÅëÁ¦¸¦ ºÐ¼®Çϱâ À§ÇØ 2Áø ·Î±× »ç¿ë |
Load Balancer´Â ¿äûÀÇ ·Îµå ¹ë·±½º°¡ À¯ÁöµÇ´Â ¼¹ö¿Í µ¿ÀÏÇÑ ½Ã½ºÅÛ¿¡ »óÁÖÇÒ ¼ö ÀÖ½À´Ï´Ù. À̰ÍÀ» º¸Åë ¼¹ö °áÇÕ ¹èÄ¡¶ó°í ÇÕ´Ï´Ù. °áÇÕ ¹èÄ¡´Â Dispatcher ¹× Site Selector ±¸¼º¿ä¼Ò¿¡ Àû¿ëµË´Ï´Ù. °áÇÕ ¹èÄ¡´Â CBR¿¡ ´ëÇØ¼µµ Áö¿øµÇÁö¸¸ ƯÁ¤ ¹ÙÀεå À¥ ¼¹ö ¹× ƯÁ¤ ¹ÙÀεå Caching Proxy¸¦ »ç¿ëÇÒ °æ¿ì¿¡µµ Áö¿øµË´Ï´Ù.
Linux: mac Àü´Þ ¹æ¹ýÀ» »ç¿ëÇÏ¿© Dispatcher ±¸¼º¿ä¼Ò¸¦ ½ÇÇàÇÒ ¶§ °áÇÕ ¹èÄ¡¿Í °í°¡¿ë¼ºÀ» µ¿½Ã¿¡ ±¸¼ºÇÏ·Á¸é Linux Ä¿³Î ÆÐÄ¡¸¦ ¼³Ä¡ÇØ¾ß ÇÕ´Ï´Ù. ÆÐÄ¡ ¼³Ä¡¿¡ ´ëÇÑ ÀÚ¼¼ÇÑ Á¤º¸´Â Linux Ä¿³Î ÆÐÄ¡ ¼³Ä¡(·çÇÁ¹é ÀÎÅÍÆäÀ̽º¿¡¼ arp ÀÀ´ä ¾ïÁ¦)¸¦ ÂüÁ¶ÇϽʽÿÀ. ±×·¯³ª ÀÌ ¸í·ÉÀ» µû¸¦ ¶§ ·çÇÁ¹é ¾î´ðÅÍÀÇ º°¸íÀ» ÁöÁ¤ÇÏ´Â ´Ü°è¸¦ °Ç³Ê¶Ù½Ê½Ã¿À. ifconfig ¸í·ÉÀ» Ãß°¡ÇÏ¿© Dispatcher°¡ ´ë±â »óŰ¡ µÉ ¶§ ½ÇÇàµÇ´Â goStandby °í°¡¿ë¼º ½ºÅ©¸³Æ® ÆÄÀÏÀÇ ·çÇÁ¹é ¾î´ðÅÍÀÇ º°¸íÀ» ÁöÁ¤ÇØ¾ß ÇÕ´Ï´Ù.
Solaris: ÁøÀÔÁ¡ Dispatcher°¡ °áÇÕ ¹èÄ¡µÉ ¶§ WAN ±Ç°íÀÚ¸¦ ±¸¼ºÇÒ ¼ö ¾ø´Â Á¦ÇÑ»çÇ×ÀÌ ÀÖ½À´Ï´Ù. DispatcherÀÇ ±¤¿ª Áö¿øÀ¸·Î ¿ø°Ý ±Ç°íÀÚ »ç¿ëÀ» ÂüÁ¶ÇϽʽÿÀ.
ÀÌÀü ¹öÀü¿¡¼´Â °áÇÕ ¹èÄ¡µÈ ¼¹öÀÇ ÁÖ¼Ò¸¦ ±¸¼ºÀÇ ºñÀü´Þ ÁÖ¼Ò(NFA)¿Í µ¿ÀÏÇÏ°Ô ÁöÁ¤ÇØ¾ß Çß½À´Ï´Ù. ÀÌ·¯ÇÑ Á¦ÇÑÀº ÇØ°áµÇ¾ú½À´Ï´Ù.
¼¹ö¸¦ °áÇÕ ¹èÄ¡µÇµµ·Ï ±¸¼ºÇÏ·Á¸é, dscontrol server ¸í·ÉÀº collocated¶ó´Â ¿É¼ÇÀ» Á¦°øÇÕ´Ï´Ù. ÀÌ ¿É¼ÇÀº yes ¶Ç´Â no·Î ¼³Á¤ÇÒ ¼ö ÀÖ½À´Ï´Ù. ±âº»°ªÀº noÀÔ´Ï´Ù. ¼¹öÀÇ ÁÖ¼Ò´Â ½Ã½ºÅÛ¿¡ ÀÖ´Â ³×Æ®¿öÅ© ÀÎÅÍÆäÀ̽º Ä«µåÀÇ À¯È¿ÇÑ IP ÁÖ¼Ò¿©¾ß ÇÕ´Ï´Ù.
´ÙÀ½ ¹æ¹ý Áß Çϳª·Î °áÇÕ ¹èÄ¡µÈ ¼¹ö¸¦ ±¸¼ºÇÒ ¼ö ÀÖ½À´Ï´Ù.
dscontrol server ¸í·É ±¸¹®¿¡ ´ëÇÑ ÀÚ¼¼ÇÑ Á¤º¸´Â dscontrol server -- ¼¹ö ±¸¼ºÀ» ÂüÁ¶ÇϽʽÿÀ.
DispatcherÀÇ nat Àü´Þ ¸Þ¼Òµå¸¦ ±¸¼ºÇÒ ¶§ Dispatcher ½Ã½ºÅÛ¿¡¼ ´ÙÀ½ ´Ü°è¸¦ ¼öÇàÇÒ °æ¿ì ¸ðµç ¿î¿µ üÁ¦¿¡¼ °áÇÕ ¹èÄ¡ Áö¿øÀ» ¼öÇàÇÒ ¼ö ÀÖ½À´Ï´Ù.
route add return_addr gw router
¿©±â¼ router´Â ·ÎÄà ¼ºê³Ý ¶ó¿ìÅÍÀÔ´Ï´Ù.
arp -s hostname ether_addr pub
ether_addr¿¡´Â ·ÎÄà MAC ÁÖ¼Ò¸¦ »ç¿ëÇϽʽÿÀ. ±×·¯¸é ·ÎÄà ÀÀ¿ëÇÁ·Î±×·¥ÀÌ Ä¿³ÎÀÇ ¸®ÅÏ ÁÖ¼Ò¿¡ Åë½Å·®À» Àü¼ÛÇÒ ¼ö ÀÖ½À´Ï´Ù.
CBRÀº Ãß°¡·Î ±¸¼ºÇÒ ÇÊ¿ä¾øÀÌ ¸ðµç Ç÷§Æû¿¡¼ °áÇÕ ¹èÄ¡¸¦ Áö¿øÇÕ´Ï´Ù. ±×·¯³ª »ç¿ëÇÏ´Â À¥ ¼¹ö¿Í Caching Proxy´Â ƯÁ¤ ¹ÙÀεåÀ̾î¾ß ÇÕ´Ï´Ù.
Site Selector´Â Ãß°¡·Î ±¸¼ºÇÒ ÇÊ¿ä¾øÀÌ ¸ðµç Ç÷§Æû¿¡¼ °áÇÕ ¹èÄ¡¸¦ Áö¿øÇÕ´Ï´Ù.
°í°¡¿ë¼º ±â´É(dscontrol highavailability ¸í·ÉÀ» »ç¿ëÇÏ¿© ±¸¼º °¡´É)Àº Dispatcher ±¸¼º¿ä¼Ò¿¡ »ç¿ë °¡´ÉÇÕ´Ï´Ù(CBR ¶Ç´Â Site Selector ±¸¼º¿ä¼Ò¿¡´Â »ç¿ë °¡´ÉÇÏÁö ¾ÊÀ½).
Dispatcher °¡¿ëµµ¸¦ Çâ»ó½Ã۱â À§ÇØ Dispatcher °í°¡¿ë¼º ±â´É¿¡¼´Â ´ÙÀ½°ú °°Àº ¸ÞÄ¿´ÏÁòÀ» »ç¿ëÇÕ´Ï´Ù.
°¡´ÉÇϸé ÇÏÆ® ºñÆ® ½Ö Áß ÃÖ¼ÒÇÑ Çϳª´Â ÀÏ¹Ý Å¬·¯½ºÅÍ Åë½ÅÀÌ ¾Æ´Ï¶ó º°µµÀÇ ¼ºê³ÝÀ» ÅëÇØ Àü¼ÛÇÏ´Â °ÍÀÌ ´õ ÁÁ½À´Ï´Ù. ÇÏÆ® ºñÆ®¸¦ º°µµ·Î Àü¼ÛÇÏ¸é ³×Æ®¿öÅ© ·Îµå°¡ ¾ÆÁÖ ¸¹Àº °æ¿ì µ¥ÀÌÅ͸¦ °¡·ÎäÁö ¸øÇÏ°Ô ¸·À» ¼ö ÀÖÀ¸¸ç Àå¾Ö ¹ß»ý ÈÄ Àüü º¹±¸ ½Ã°£À» ÁÙÀÏ ¼ö ÀÖ½À´Ï´Ù.
dscontrol °í°¡¿ë¼ºÀÇ ¿ÏÀüÇÑ ±¸¹®Àº dscontrol highavailability -- °í°¡¿ë¼º Á¦¾î¿¡ ³ª¿Í ÀÖ½À´Ï´Ù.
´ÙÀ½ÀÇ ¸¹Àº ŽºÅ©¿¡ ´ëÇØ ÀÚ¼¼È÷ ¾Ë·Á¸é Dispatcher ½Ã½ºÅÛ ¼³Á¤À» ÂüÁ¶ÇϽʽÿÀ.
Windows¿¡¸¸ ÇØ´ç: ¶Ç dsconfig ¸í·ÉÀ» »ç¿ëÇÏ¿© °¢ ºñÀü´Þ ÁÖ¼Ò¸¦ ±¸¼ºÇϽʽÿÀ. ¿¹¸¦ µé¾î,
dsconfig en0 nfa_addr netmask netmask
dscontrol cluster set clusterA primaryhost NFAdispatcher1 dscontrol cluster set clusterB primaryhost NFAdispatcher2
dscontrol cluster set clusterB primaryhost NFAdispatcher2 dscontrol cluster set clusterA primaryhost NFAdispatcher1
dscontrol highavailability heartbeat add sourceaddress destinationaddress
Primary - highavailability heartbeat add 9.67.111.3 9.67.186.8 Backup - highavailability heartbeat add 9.67.186.8 9.67.111.3Àû¾îµµ Çϳª ÀÌ»óÀÇ ÇÏÆ® ºñÆ® ½Ö¿¡´Â Ãâ¹ßÁö ¹× ¸ñÀûÁö Áּҷμ NFA ½ÖÀÌ ÀÖ¾î¾ß ÇÕ´Ï´Ù.
°¡´ÉÇϸé ÇÏÆ® ºñÆ® ½Ö Áß ÃÖ¼ÒÇÑ Çϳª´Â ÀÏ¹Ý Å¬·¯½ºÅÍ Åë½ÅÀÌ ¾Æ´Ï¶ó º°µµÀÇ ¼ºê³ÝÀ» ÅëÇØ Àü¼ÛÇÏ´Â °ÍÀÌ ´õ ÁÁ½À´Ï´Ù. ÇÏÆ® ºñÆ®¸¦ º°µµ·Î Àü¼ÛÇÏ¸é ³×Æ®¿öÅ© ·Îµå°¡ ¾ÆÁÖ ¸¹Àº °æ¿ì µ¥ÀÌÅ͸¦ °¡·ÎäÁö ¸øÇÏ°Ô ¸·À» ¼ö ÀÖÀ¸¸ç Àå¾Ö ¹ß»ý ÈÄ Àüü º¹±¸ ½Ã°£À» ÁÙÀÏ ¼ö ÀÖ½À´Ï´Ù.
dscontrol highavailability reach add 9.67.125.18µµ´Þ ¸ñÇ¥´Â ±ÇÀåµÇÁö¸¸ Çʼö´Â ¾Æ´Õ´Ï´Ù. ÀÚ¼¼ÇÑ Á¤º¸´Â ÇÏÆ® ºñÆ® ¹× µµ´Þ ¸ñÇ¥¸¦ »ç¿ëÇÏ´Â °íÀå °Ë»ö ±â´ÉÀ» ÂüÁ¶ÇϽʽÿÀ.
dscontrol highavailability backup add primary [auto | manual] port
dscontrol highavailability backup add backup [auto | manual] port
dscontrol highavailability backup add both [auto | manual] port
dscontrol highavailability status½Ã½ºÅÛ¿¡´Â °¢°¢ ¿Ã¹Ù¸¥ ¿ªÇÒ(¹é¾÷ ¹× ±âº» ¶Ç´Â µÑ´Ù), »óÅ ¹× ºÎ¼Ó »óŰ¡ ÀÖ¾î¾ß ÇÕ´Ï´Ù. ±âº»Àº Ȱ¼ºÈµÇ¾î µ¿±âȵǸç, ¹é¾÷Àº ´ë±â ¸ðµå¿¡ ÀÖ°í ´Ü½Ã°£ ³»¿¡ µ¿±âȵǾî¾ß ÇÕ´Ï´Ù. Àü·«¾î´Â °°¾Æ¾ß ÇÕ´Ï´Ù.
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°íÀåÀ» ¹ß°ßÇÏ´Â ±âº»ÀûÀÎ ±âÁØ À̿ܿ¡µµ(ÇÏÆ® ºñÆ®¸¦ ÅëÇØ ¹ß°ßµÇ´Â Ȱ¼º ¹× ´ë±â Dispatcher°£ÀÇ ¿¬°á¼º À¯½Ç), µµ´Þ °¡´É¼º ±âÁØÀ̶ó´Â ¶Ç ´Ù¸¥ °íÀå ¹ß°ß ¸ÞÄ¿´ÏÁòÀÌ ÀÖ½À´Ï´Ù. Dispatcher ±¸¼º ½Ã, ¿Ã¹Ù¸¥ ÀÛµ¿À» À§ÇØ °¢ Dispatcher¿¡¼ µµ´ÞÇÒ ¼ö Àִ ȣ½ºÆ® ¸ñ·ÏÀ» Á¦°øÇÒ ¼ö ÀÖ½À´Ï´Ù.
Dispatcher ½Ã½ºÅÛ¿¡¼ »ç¿ëÇÏ´Â ¼ºê³Ý¸¶´Ù ÃÖ¼ÒÇÑ ÇϳªÀÇ È£½ºÆ®¸¦ ¼±ÅÃÇØ¾ß ÇÕ´Ï´Ù. È£½ºÆ®´Â ¶ó¿ìÅÍ, IP ¼¹ö ¶Ç´Â ´Ù¸¥ À¯ÇüÀÇ È£½ºÆ®ÀÏ ¼ö ÀÖ½À´Ï´Ù. È£½ºÆ® µµ´Þ °¡´É¼ºÀº È£½ºÆ®¸¦ pingÇÏ´Â µµ´Þ ±Ç°íÀÚ°¡ È®º¸ÇÕ´Ï´Ù. ÇÏÆ® ºñÆ®°¡ Àü´ÞµÉ ¼ö ¾ø´Â °æ¿ì³ª µµ´Þ °¡´É¼º ±âÁØ¿¡ ±âº» Dispatcher°¡ ¾Æ´Ñ ´ë±â Dispatcher°¡ ´õ ÀûÇÕÇÑ °æ¿ì¿¡´Â ÀüȯÀÌ ¹ß»ýÇÕ´Ï´Ù. »ç¿ë °¡´ÉÇÑ ¸ðµç Á¤º¸¿¡ ±Ù°ÅÇÏ¿© °áÁ¤ÇÏ·Á¸é, Ȱ¼º Dispatcher´Â Á¤±âÀûÀ¸·Î ´ë±â Dispatcher¿¡ ±× µµ´Þ °¡´É¼º ±â´ÉÀ» º¸³À´Ï´Ù. ±×·¯¸é ´ë±â Dispatcher´Â ±× °íÀ¯ÀÇ ±â´É°ú ºñ±³ÇÏ¿© Àüȯ ¿©ºÎ¸¦ °áÁ¤ÇÕ´Ï´Ù.
µÎ ´ëÀÇ Dispatcher ½Ã½ºÅÛÀÌ ±¸¼ºµÇ¸ç, ÀÌ´Â ±âº» ½Ã½ºÅÛ°ú 2Â÷ ½Ã½ºÅÛÀÎ ¹é¾÷ ½Ã½ºÅÛÀÔ´Ï´Ù. ½Ãµ¿ ½Ã, ±âº» ½Ã½ºÅÛÀº ÇØ´ç ½Ã½ºÅÛÀÌ µ¿±â鵃 ¶§±îÁö ¸ðµç ¿¬°á µ¥ÀÌÅ͸¦ ¹é¾÷ ½Ã½ºÅÛÀ¸·Î Àü¼ÛÇÕ´Ï´Ù. ±âº» ½Ã½ºÅÛÀº Ȱ¼ºÈµÇ¾î ·Îµå ¹ë·±½º¸¦ ½ÃÀÛÇÕ´Ï´Ù. ±× µ¿¾È ¹é¾÷ ½Ã½ºÅÛÀº ±âº» ½Ã½ºÅÛÀÇ »óŸ¦ ¸ð´ÏÅÍÇϸç, À̸¦ ´ë±â »óÅ¿¡ ÀÖ´Ù°í ÇÕ´Ï´Ù.
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°íÀåÀÌ ¹ß°ßµÇ¸é Dispatcher ½Ã½ºÅÛÀÇ »óŰ¡ º¯°æµÇ¹Ç·Î, À§ÀÇ ¸í·ÉÀº ÀÚµ¿À¸·Î ¹ßÇàµÇ¾î¾ß ÇÕ´Ï´Ù. ÀÌ·¸°Ô Çϱâ À§ÇØ Dispatcher´Â »ç¿ëÀÚ°¡ ÀÛ¼ºÇÑ ½ºÅ©¸³Æ®¸¦ ½ÇÇàÇÕ´Ï´Ù. ¿¹Á¦ ½ºÅ©¸³Æ®´Â ...ibm/edge/lb/servers/samples µð·ºÅ丮¿¡ ÀÖÀ¸¸ç, ½ÇÇà½Ã ...ibm/edge/lb/servers/bin µð·ºÅ丮·Î ¹Ýµå½Ã À̵¿ÇØ¾ß ÇÕ´Ï´Ù.
½ºÅ©¸³Æ®´Â ÀÌ ¸Å°³º¯¼ö¸¦ Á¶È¸ÇÏ°í ±âº» Dispatcher¿Í ¿¬°üµÈ Ŭ·¯½ºÅÍ ÁÖ¼Ò¿¡ ´ëÇØ ifconfig ¸í·ÉÀ» ¼öÇàÇØ¾ß ÇÕ´Ï´Ù(Windows 2000ÀÇ °æ¿ì dsconfig ¸í·É ¼öÇà).
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ÀÌ º°¸íÀ» goActive ½ºÅ©¸³Æ®¿¡ Ãß°¡ÇØ¾ß ÇÕ´Ï´Ù. ¿¹¸¦ µé¾î,
call netsh interface ip add address "Local Area Connection" addr=9.37.51.28 mask=255.255.240.0
goStandby ¹× GoInOp¿¡¼ º°¸íÀ» Á¦°ÅÇØ¾ß ÇÕ´Ï´Ù. ¿¹¸¦ µé¾î,
call netsh interface ip delete address "Local Area Connection" addr=9.37.51.28
½Ã½ºÅÛ¿¡ ´ÙÁß NIC°¡ ÀÖ´Â °æ¿ì, ¸ÕÀú ¸í·É ÇÁ·ÒÇÁÆ®¿¡¼ netsh interface ip show address¸í·ÉÀ» ¹ßÇàÇÏ¿© ¾î¶² ÀÎÅÍÆäÀ̽º¸¦ »ç¿ëÇØ¾ß ÇÒÁö¸¦ È®ÀÎÇϽʽÿÀ. ÀÌ ¸í·ÉÀº ÃÖ±Ù ±¸¼ºÇÑ ÀÎÅÍÆäÀ̽º ¸ñ·ÏÀ» ¸®ÅÏÇϰí "Local Area Connection"¿¡ ¹øÈ£¸¦ ºÎ¿©ÇÏ¿©(¿¹: "Local Area Connection 2) »ç¿ëÀÚ°¡ »ç¿ëÇÒ ÀÎÅÍÆäÀ̽º¸¦ °áÁ¤ÇÒ ¼ö ÀÖµµ·Ï ÇÕ´Ï´Ù.
±ÔÄ¢ ±â¹Ý ·Îµå ¹ë·±½º¸¦ »ç¿ëÇÏ¿© ÆÐŶÀÌ ¾ðÁ¦ ¹«½¼ ÀÌÀ¯·Î ¾î¶² ¼¹ö·Î Àü¼ÛµÇ´ÂÁö¸¦ Á¶Á¤ÇÒ ¼ö ÀÖ½À´Ï´Ù. Load Balancer´Â »ç¿ëÀÚ°¡ Ãß°¡ÇÏ´Â ±ÔÄ¢À» ù ¹øÂ° ¿ì¼±¼øÀ§¿¡¼ ¸¶Áö¸· ¿ì¼±¼øÀ§±îÁö °ËÅäÇϸç, óÀ½À¸·Î ¹ß°ßÇÑ ¿Ã¹Ù¸¥ ±ÔÄ¢¿¡¼ Áß´ÜÇÑ ÈÄ ÇØ´ç ±ÔÄ¢°ú ¿¬°üµÈ ¼¹ö °£ ³»¿ëÀÇ ·Îµå ¹ë·±½º¸¦ ¼öÇàÇÕ´Ï´Ù. ¸ñÀûÁö¿Í Æ÷Æ®¿¡ µû¶ó ÀÌ¹Ì ·Îµå ¹ë·±½º¸¦ ¼öÇàÇÏÁö¸¸ ±ÔÄ¢À» »ç¿ëÇÏ¸é »ç¿ëÀÚÀÇ ´É·ÂÀÌ È®ÀåµÇ¾î ¿¬°áÀ» ºÐ»ê½Ãų ¼ö ÀÖ½À´Ï´Ù.
±ÔÄ¢À» ±¸¼ºÇÏ´Â ´ëºÎºÐÀÇ °æ¿ì, ¿ì¼±¼øÀ§°¡ ³ôÀº ´Ù¸¥ ±ÔÄ¢À» ÅëÇØ Àü´ÞµÇ´Â ¿äûÀ» ¹Þ±â À§ÇØ ±âº»ÀûÀ¸·Î Ç×»ó ÂüÀÎ ±ÔÄ¢À» ±¸¼ºÇϽʽÿÀ. À̰ÍÀº ´Ù¸¥ ¸ðµç ¼¹ö°¡ Ŭ¶óÀÌ¾ðÆ® ¿äû¿¡ ½ÇÆÐÇÒ ¶§ "Á˼ÛÇÕ´Ï´Ù. »çÀÌÆ®°¡ ÇöÀç ÀÛµ¿ ÁßÁöµÇ¾ú½À´Ï´Ù. ³ªÁß¿¡ ´Ù½Ã ½ÃµµÇϽʽÿÀ."¶ó´Â ÀÀ´äÀÌ µÉ ¼ö ÀÖ½À´Ï´Ù.
¾î¶² ÀÌÀ¯·Î ¼¹öÀÇ ¼ºê¼¼Æ®¸¦ »ç¿ëÇÏ·Á´Â °æ¿ì, Dispatcher ±¸¼º¿ä¼Ò ¹× Site Selector¿Í ÇÔ²² ±ÔÄ¢ ±â¹Ý ·Îµå ¹ë·±½º¸¦ »ç¿ëÇØ¾ß ÇÕ´Ï´Ù. Ç×»ó CBR ±¸¼º¿ä¼ÒÀÇ ±ÔÄ¢À» »ç¿ëÇØ¾ß ÇÕ´Ï´Ù.
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»ç¿ëÀÚ ±¸¼º¿¡ ±ÔÄ¢ Ãß°¡¸¦ ½ÃÀÛÇϱâ Àü¿¡ ±ÔÄ¢ÀÌ ¼öÇàÇØ¾ß ÇÒ ·ÎÁ÷ÀÇ °èȹÀ» ¼¼¿ì´Â °ÍÀÌ ÁÁ½À´Ï´Ù.
¸ðµç ±ÔÄ¢¿¡´Â À̸§, À¯Çü, ¿ì¼±¼øÀ§°¡ ÀÖÀ¸¸ç, ¼¹ö ÁýÇÕ°ú ÇÔ²² ½ÃÀÛ ¹× Á¾·á ¹üÀ§°¡ ÀÖÀ» ¼öµµ ÀÖ½À´Ï´Ù. ¶ÇÇÑ CBR ±¸¼º¿ä¼ÒÀÇ ³»¿ë À¯Çü ±ÔÄ¢¿¡´Â ±ÔÄ¢°ú ¿¬°üµÈ ÀÏÄ¡ÇÏ´Â ÀÏ¹Ý Ç¥Çö½Ä ÆÐÅÏÀÌ ÀÖ½À´Ï´Ù. (ÄÁÅÙÃ÷ ±ÔÄ¢ ¹× ÄÁÅÙÃ÷ ±ÔÄ¢ÀÇ À¯È¿ÇÑ ÆÐÅÏ ±¸¹®À» »ç¿ëÇÏ´Â ¹æ¹ý¿¡ ´ëÇÑ ¿¹Á¦ ¹× ½Ã³ª¸®¿À´Â ºÎ·Ï B, ÄÁÅÙÃ÷ ±ÔÄ¢(ÆÐÅÏ) ±¸¹®À» ÂüÁ¶ÇϽʽÿÀ.)
±ÔÄ¢Àº ¿ì¼±¼øÀ§´ë·Î Æò°¡ÇÕ´Ï´Ù. ´Ù½Ã ¸»Çؼ ¿ì¼±¼øÀ§ °¡ 1(³·Àº ¼ýÀÚ)ÀÎ ±ÔÄ¢À» ¿ì¼±¼øÀ§°¡ 2(³ôÀº ¼ýÀÚ)ÀÎ ±ÔÄ¢º¸´Ù ¸ÕÀú Æò°¡ÇÕ´Ï´Ù. ¸¸Á·½ÃŰ´Â ù ¹øÂ° ±ÔÄ¢À» »ç¿ëÇÕ´Ï´Ù. ÀÏ´Ü ±ÔÄ¢ÀÌ ¸¸Á·µÇ¸é ´õ ÀÌ»ó ±ÔÄ¢À» Æò°¡ÇÏÁö ¾Ê½À´Ï´Ù.
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±ÔÄ¢°ú °ü·ÃµÇ´Â ¼¹ö°¡ ¾ø´Â °æ¿ì, ÇØ´ç ±ÔÄ¢Àº Á¶°Ç 1¸¸ ¸¸Á·½ÃŰ¸é µË´Ï´Ù. ÀÌ °æ¿ì¿¡ Dispatcher´Â ¿¬°á ¿äûÀ» ²÷°í Site Selector´Â ¿À·ù°¡ ÀÖ´Â À̸§ ¼¹ö ¿äûÀ» ¸®ÅÏÇϸç CBRÀº Caching Proxy°¡ ¿À·ù ÆäÀÌÁö¸¦ ¸®ÅÏÇϵµ·Ï ÇÕ´Ï´Ù.
±ÔÄ¢À» ÀüÇô ¸¸Á·½ÃŰÁö ¾Ê´Â °æ¿ì, Dispatcher´Â Æ÷Æ®¿¡¼ »ç¿ëÇÒ ¼ö ÀÖ´Â Àüü ¼¹ö ÁýÇÕ¿¡¼ ¼¹ö¸¦ ¼±ÅÃÇϰí Site Selector´Â »çÀÌÆ® À̸§¿¡¼ »ç¿ëÇÒ ¼ö ÀÖ´Â Àüü ¼¹ö ÁýÇÕ¿¡¼ ¼¹ö¸¦ ¼±ÅÃÇϸç CBRÀº Caching Proxy°¡ ¿À·ù ÆäÀÌÁö¸¦ ¸®ÅÏÇϵµ·Ï ÇÕ´Ï´Ù.
ÀÌ ±ÔÄ¢ À¯ÇüÀº Dispatcher, CBR ¶Ç´Â Site Selector ±¸¼º¿ä¼Ò¿¡¼ »ç¿ëÇÒ ¼ö ÀÖ½À´Ï´Ù.
°í°´À» ȸ鿡 Ç¥½ÃÇÏ°í ±× °ø±Þó¿¡ µû¶ó ÀÚ¿øÀ» ÇÒ´çÇÏ·Á¸é, Ŭ¶óÀÌ¾ðÆ® IP ÁÖ¼Ò¿¡ µû¶ó ±ÔÄ¢À» »ç¿ëÇÏ·Á°í ÇÒ ¼ö ÀÖ½À´Ï´Ù.
¿¹¸¦ µé¾î, ³×Æ®¿öÅ©¿¡ ƯÁ¤ IP ÁÖ¼Ò ÁýÇÕ¿¡¼ ¿À´Â Ŭ¶óÀÌ¾ðÆ®·ÎºÎÅÍ Áö±ÞµÇÁö ¾Ê¾Æ¼ ¿øÄ¡ ¾Ê´Â Åë½Å·®ÀÌ ¸¹¾ÆÁø´Ù´Â °ÍÀ» ÀνÄÇÕ´Ï´Ù. dscontrol rule ¸í·ÉÀ» »ç¿ëÇÏ¿© ±ÔÄ¢À» ÀÛ¼ºÇÒ ¼ö ÀÖ½À´Ï´Ù.
dscontrol rule add 9.67.131.153:80:ni type ip beginrange 9.0.0.0 endrange 9.255.255.255
ÀÌ "ni" ±ÔÄ¢Àº IBM Ŭ¶óÀÌ¾ðÆ®·ÎºÎÅÍÀÇ ¿¬°áÀ» ȸ鿡 Ç¥½ÃÇÕ´Ï´Ù. ±×·± ´ÙÀ½ IBM¿¡ ¾×¼¼½ºÇÒ ¼¹ö¸¦ ±ÔÄ¢¿¡ Ãß°¡Çϰųª ¼¹ö¸¦ ±ÔÄ¢¿¡ Ãß°¡ÇÏÁö ¾ÊÀ» °æ¿ì ¾î¶² ¼¹ö¿¡¼µµ 9.x.x.x ÁּҷκÎÅÍÀÇ ¿äûÀÌ Á¦°øµÇÁö ¾Ê½À´Ï´Ù.
Dispatcher ±¸¼º¿ä¼ÒÀÇ °æ¿ì¿¡¸¸ ÀÌ ±ÔÄ¢ À¯ÇüÀ» »ç¿ëÇÒ ¼ö ÀÖ½À´Ï´Ù.
Ŭ¶óÀÌ¾ðÆ®°¡ ¿äû ÀÛ¼º ½Ã, TCP/IP·ÎºÎÅÍ Æ¯Á¤ Æ÷Æ®¸¦ ¿äûÇÏ´Â ¸î °¡Áö Á¾·ùÀÇ ¼ÒÇÁÆ®¿þ¾î¸¦ »ç¿ë ÁßÀ̸é Ŭ¶óÀÌ¾ðÆ® Æ÷Æ®¿¡ µû¶ó ±ÔÄ¢À» »ç¿ëÇϰíÀÚ ÇÒ ¼ö ÀÖ½À´Ï´Ù.
¿¹¸¦ µé¾î, »ç¿ëÀڴ Ŭ¶óÀÌ¾ðÆ® Æ÷Æ® 10002¿¡¼ÀÇ ¿äûÀÌ ¿¤¸®Æ® °í°´ ±×·ìÀ¸·ÎºÎÅÍ ¼ö½Å ÁßÀ̶ó´Â °ÍÀ» ¾Ë°í ÀÖÀ¸¹Ç·Î, ÇØ´ç Æ÷Æ®¿¡¼ÀÇ ¿äûÀÌ Æ¯¼öÇÑ ºü¸¥ ¼¹ö ÁýÇÕÀ» »ç¿ëÇϵµ·Ï Áö½ÃÇÏ´Â ±ÔÄ¢À» ÀÛ¼ºÇÒ ¼ö ÀÖ½À´Ï´Ù.
ÀÌ ±ÔÄ¢ À¯ÇüÀº Dispatcher, CBR ¶Ç´Â Site Selector ±¸¼º¿ä¼Ò¿¡¼ »ç¿ëÇÒ ¼ö ÀÖ½À´Ï´Ù.
¿ë·®À» °èȹÇϱâ À§ÇØ ½Ã°£¿¡ µû¶ó ±ÔÄ¢À» »ç¿ëÇϰíÀÚ ÇÒ ¼ö ÀÖ½À´Ï´Ù. ¿¹¸¦ µé¾î, À¥ »çÀÌÆ®¸¦ ¸ÅÀÏ °°Àº ½Ã°£´ë¿¡ ÀÛµ¿ÇÏ´Â °æ¿ì, Àüü ½Ã°£ µ¿¾È 5°³ ¼¹ö¸¦ HTTP¿ëÀ¸·Î Àü¿ëÇÑ ´ÙÀ½ ÇÇÅ© ½Ã°£ Áß¿¡´Â ¶Ç´Ù¸¥ 5°³ ¼¹ö¸¦ Ãß°¡ÇÏ·Á°í ÇÒ ¼ö ÀÖ½À´Ï´Ù.
½Ã°£¿¡ µû¶ó ±ÔÄ¢À» »ç¿ëÇÒ ¼ö ÀÖ´Â ¶Ç´Ù¸¥ ÀÌÀ¯´Â ¸ÅÀÏ ¹ã ÀÚÁ¤¿¡ À¯Áöº¸¼ö¸¦ À§ÇØ ¸î¸î ¼¹ö¸¦ Á¾·á½Ãų ¶§À̹ǷÎ, Çʼö À¯Áöº¸¼ö ±â°£ µ¿¾È ÀÌ·¯ÇÑ ¼¹öµéÀ» Á¦¿ÜÇÏ´Â ±ÔÄ¢À» ¼³Á¤ÇÕ´Ï´Ù.
Dispatcher ±¸¼º¿ä¼ÒÀÇ °æ¿ì¿¡¸¸ ÀÌ ±ÔÄ¢ À¯ÇüÀ» »ç¿ëÇÒ ¼ö ÀÖ½À´Ï´Ù.
IP Çì´õÀÇ ¡º¼ºñ½º À¯Çü¡»(TOS) ÇʵåÀÇ ³»¿ë¿¡ ±â¹ÝÇÏ¿© ±ÔÄ¢À» »ç¿ëÇÒ ¼ö ÀÖ½À´Ï´Ù. ¿¹¸¦ µé¾î, Ŭ¶óÀÌ¾ðÆ® ¿äû¿¡ Ç¥ÁØ ¼ºñ½º¸¦ ³ªÅ¸³»´Â ÇϳªÀÇ TOS °ªÀÌ Æ÷ÇÔµÇ¸é ¼¹ö ÁýÇÕ Áß Çϳª·Î ¶ó¿ìÆ®µÉ ¼ö ÀÖ½À´Ï´Ù. ´Ù¸¥ Ŭ¶óÀÌ¾ðÆ® ¿äû¿¡ ´õ ³ôÀº ¿ì¼± ¼øÀ§ÀÇ ¼ºñ½º¸¦ ³ªÅ¸³»´Â ´Ù¸¥ TOS °ªÀÌ Æ÷ÇÔµÇ¸é ´Ù¸¥ ¼¹ö ÁýÇÕÀ¸·Î ¶ó¿ìÆ®µÉ ¼ö ÀÖ½À´Ï´Ù.
TOS ±ÔÄ¢À» »ç¿ëÇϸé dscontrol rule ¸í·ÉÀ» ÅëÇØ TOS ¹ÙÀÌÆ®ÀÇ °¢ ºñÆ®¸¦ ¿ÏÀüÈ÷ ±¸¼ºÇÒ ¼ö ÀÖ½À´Ï´Ù. TOS ¹ÙÀÌÆ®¿¡¼ ÀÏÄ¡½ÃŰ·Á´Â ÃÖ»óÀ§ ºñÆ®ÀÇ °æ¿ì, 0À̳ª 1À» »ç¿ëÇϽʽÿÀ. ±×·¸Áö ¾ÊÀº °æ¿ì, x °ªÀÌ »ç¿ëµË´Ï´Ù. ´ÙÀ½Àº TOS ±ÔÄ¢ Ãß°¡¿¡ ´ëÇÑ ¿¹Á¦ÀÔ´Ï´Ù.
dscontrol rule add 9.67.131.153:80:tsr type service tos 0xx1010x
ÀÌ ±ÔÄ¢ À¯ÇüÀº Dispatcher ¹× CBR ±¸¼º¿ä¼Ò¿¡¼ »ç¿ëÇÒ ¼ö ÀÖ½À´Ï´Ù.
´Ù¸¥ ÀÀ¿ëÇÁ·Î±×·¥°ú »ç¿ëÀÚ ¼¹ö Áß ÀϺθ¦ °øÀ¯ÇØ¾ß ÇÏ´Â °æ¿ì, ÃÊ´ç ¿¬°á ¼ö¿¡ µû¶ó ±ÔÄ¢À» »ç¿ëÇϰíÀÚ ÇÒ ¼ö ÀÖ½À´Ï´Ù. ¿¹¸¦ µé¾î, ´ÙÀ½°ú °°Àº µÎ °¡Áö ±ÔÄ¢À» ¼³Á¤ÇÒ ¼ö ÀÖ½À´Ï´Ù.
¾Æ´Ï¸é ÅÚ³ÝÀ» »ç¿ë ÁßÀÏ ¼öµµ ÀÖÀ¸¸ç, ÃÊ´ç ¿¬°á ¼ö°¡ ƯÁ¤ ·¹º§ ÀÌ»óÀ¸·Î Áõ°¡µÇ´Â °æ¿ì¸¦ Á¦¿ÜÇϰí´Â ÅڳݿëÀ¸·Î 5°³ ¼¹ö Áß µÎ °³¸¦ ¿¹¾àÇϰíÀÚ ÇÒ ¼ö ÀÖ½À´Ï´Ù. ÀÌ °æ¿ì, Dispatcher´Â ÇÇÅ© ½Ã°£¿¡ 5°³ÀÇ ¼¹ö ¸ðµÎ¿¡¼ ·Îµå ¹ë·±½º¸¦ ¼öÇàÇÕ´Ï´Ù.
"¿¬°á" À¯Çü ±ÔÄ¢°ú ÇÔ²² "upserversonrule" ±ÔÄ¢ Æò°¡ ¿É¼Ç ¼³Á¤: ¿¬°á À¯Çü ±ÔÄ¢À» »ç¿ëÇϰí upserversonrule ¿É¼ÇÀ» ¼³Á¤ÇÏ¸é ¼¹ö ¼¼Æ® Áß ÀϺÎÀÇ ÀÛµ¿ÀÌ ÁßÁöµÇ¾îµµ ³ª¸ÓÁö ¼¹ö°¡ °úºÎÇϵÇÁö ¾ÊÀ½À» º¸ÀåÇÒ ¼ö ÀÖ½À´Ï´Ù. ±ÔÄ¢¿¡ ´ëÇÑ ¼¹ö Æò°¡ ¿É¼Ç¿¡¼ ÀÚ¼¼ÇÑ Á¤º¸¸¦ ÂüÁ¶ÇϽʽÿÀ.
ÀÌ ±ÔÄ¢ À¯ÇüÀº Dispatcher ¶Ç´Â CBR ±¸¼º¿ä¼Ò¿¡¼ »ç¿ëÇÒ ¼ö ÀÖ½À´Ï´Ù.
¼¹ö¿¡ °úºÎÇϰ¡ °É¸®°í ÆÐŶ Àü´ÞÀ» ½ÃÀÛÇÏ´Â °æ¿ì, ÇϳªÀÇ Æ÷Æ®ÀÇ ÃÑ ÀÛµ¿ ÁßÀÎ ¿¬°á ¼ö¿¡ µû¶ó ±ÔÄ¢À» »ç¿ëÇÏ·Á°í ÇÒ ¼ö ÀÖ½À´Ï´Ù. ƯÁ¤ À¥ ¼¹ö´Â ¿äû¿¡ ÀÀ´äÇÒ ¸¸Å ÃæºÐÇÑ ½º·¹µå°¡ ¾ø´Â °æ¿ì¿¡µµ ¿¬°áÀ» °è¼ÓÇØ¼ ½ÂÀÎÇÕ´Ï´Ù. °á°úÀûÀ¸·Î, Ŭ¶óÀÌ¾ðÆ® ¿äûÀº ½Ã°£ Á¾·áµÇ°í À¥ »çÀÌÆ® °í°´Àº ¼ºñ½º¸¦ ¹ÞÁö ¸øÇÕ´Ï´Ù. ¼¹ö Ç® ³»¿¡¼ ¿ë·®ÀÇ ¹ë·±½º¸¦ Á¶Á¤Çϱâ À§ÇØ È°¼º ¿¬°á ¼ö¿¡ µû¶ó ±ÔÄ¢À» »ç¿ëÇÒ ¼ö ÀÖ½À´Ï´Ù.
¿¹¸¦ µé¾î, ¼¹ö°¡ 250°³ÀÇ ¿¬°áÀ» ½ÂÀÎÇÑ ÈÄ ¼ºñ½º¸¦ Áß´ÜÇÑ ÀûÀÌ ÀÖ½À´Ï´Ù. »ç¿ëÀÚ´Â dscontrol rule ¶Ç´Â cbrcontrol rule ¸í·ÉÀ» »ç¿ëÇÏ¿© ±ÔÄ¢À» ÀÛ¼ºÇÒ ¼ö ÀÖ½À´Ï´Ù. ¿¹¸¦ µé¸é, ´ÙÀ½°ú °°½À´Ï´Ù.
dscontrol rule add 130.40.52.153:80:pool2 type active beginrange 250 endrange 500 ¶Ç´Â cbrcontrol rule add 130.40.52.153:80:pool2 type active beginrange 250 endrange 500
±×·± ´ÙÀ½ ´Ù¸¥ 󸮸¦ À§ÇØ ´Þ¸® »ç¿ëµÉ ¸î¸î Ãß°¡ ¼¹ö¿Í ÇÔ²² ÇöÀç ¼¹ö¸¦ ±ÔÄ¢¿¡ Ãß°¡ÇÕ´Ï´Ù.
¿¹¾àµÈ ´ë¿ªÆø ¹× °øÀ¯ ´ë¿ªÆø ±ÔÄ¢Àº Dispatcher ±¸¼º¿ä¼ÒÀÇ °æ¿ì¿¡¸¸ »ç¿ëÇÒ ¼ö ÀÖ½À´Ï´Ù.
´ë¿ªÆø ±ÔÄ¢ÀÇ °æ¿ì, Dispatcher°¡ ƯÁ¤ ¼¹ö ¼¼Æ®¿¡¼ µ¥ÀÌÅ͸¦ Ŭ¶óÀÌ¾ðÆ®·Î Àü´ÞÇÏ´Â ºñÀ²·Î ´ë¿ªÆøÀ» °è»êÇÕ´Ï´Ù. Dispatcher´Â ¼¹ö, ±ÔÄ¢, Æ÷Æ®, Ŭ·¯½ºÅÍ ¹× ½ÇÇà ÇÁ·Î±×·¥ ·¹º§¿¡¼ ¿ë·®À» ÃßÀûÇÕ´Ï´Ù. °¢ ·¹º§ÀÇ °æ¿ì, ¹ÙÀÌÆ® Ä«¿îÅÍ Çʵå(ÃÊ´ç Àü¼Û ų·Î¹ÙÀÌÆ®)ÀÌ ÀÖ½À´Ï´Ù. Dispatcher´Â 60ÃÊ °£°ÝÀ¸·Î ÀÌ·± ºñÀ²À» °è»êÇÕ´Ï´Ù. ÀÌ·¯ÇÑ ºñÀ² °ªÀº GUI ¶Ç´Â ¸í·ÉÇà º¸°í¼ÀÇ Ãâ·Â¿¡¼ º¼ ¼ö ÀÖ½À´Ï´Ù.
¿¹¾àµÈ ´ë¿ªÆø ±ÔÄ¢À» »ç¿ëÇÏ¸é ¼¹ö ÁýÇÕ¿¡¼ Àü´Þ ÁßÀÎ ÃÊ´ç ų·Î¹ÙÀÌÆ® ¼ö¸¦ Á¦¾îÇÒ ¼ö ÀÖ½À´Ï´Ù. ±¸¼º ÀüüÀÇ °¢ ¼¹ö ÁýÇÕ¿¡ ÀÓ°èÄ¡(ÁöÁ¤µÈ ´ë¿ªÆø ¹üÀ§ ÇÒ´ç)¸¦ ¼³Á¤Çϸé, °¢ Ŭ·¯½ºÅÍ-Æ÷Æ® Á¶ÇÕ¿¡¼ »ç¿ë ÁßÀÎ ´ë¿ªÆøÀÇ ¾çÀ» Á¶Á¤ÇÏ°í º¸ÀåÇÒ ¼ö ÀÖ½À´Ï´Ù.
´ÙÀ½Àº reservedbandwidth ±ÔÄ¢ Ãß°¡¿¡ ´ëÇÑ ¿¹Á¦ÀÔ´Ï´Ù.
dscontrol rule add 9.67.131.153:80:rbw type reservedbandwidth beginrange 0 endrange 300
½ÃÀÛ ¹× Á¾·á ¹üÀ§´Â ÃÊ´ç ų·Î¹ÙÀÌÆ®·Î ÁöÁ¤µË´Ï´Ù.
°øÀ¯ ´ë¿ªÆø ±ÔÄ¢À» ±¸¼ºÇϱâ Àü¿¡ sharedbandwidth ¿É¼ÇÀÌ ÀÖ´Â dscontrol executor ¶Ç´Â dscontrol cluster ¸í·ÉÀ» »ç¿ëÇÏ¿© ½ÇÇà ÇÁ·Î±×·¥ ¶Ç´Â Ŭ·¯½ºÅÍ ·¹º§¿¡¼ °øÀ¯ÇÒ ¼ö ÀÖ´Â ´ë¿ªÆøÀÇ ÃÖ´ë·®(ÃÊ´ç ų·Î¹ÙÀÌÆ®)À» ÁöÁ¤ÇØ¾ß ÇÕ´Ï´Ù. sharebandwidth °ªÀº »ç¿ë °¡´ÉÇÑ ÃÑ ´ë¿ªÆø(ÃÑ ³×Æ®¿öÅ© ¿ë·®)À» ÃʰúÇØ¼´Â ¾È µË´Ï´Ù. dscontrol ¸í·ÉÀ» »ç¿ëÇÏ¿© °øÀ¯ ´ë¿ªÆøÀ» ¼³Á¤ÇÏ¸é ±ÔÄ¢¿¡ ´ëÇÑ »óÇѸ¸ Á¦°øµË´Ï´Ù.
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dscontrol executor set sharedbandwidth size dscontrol cluster [add | set] 9.12.32.9 sharedbandwidth size
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dscontrol rule add 9.20.30.4:80:shbw type sharedbandwidth sharelevel value dscontrol rule set 9.20.34.11:80:shrule sharelevel value
sharelevelÀÇ °ªÀº ½ÇÇà ÇÁ·Î±×·¥À̳ª Ŭ·¯½ºÅÍÀÔ´Ï´Ù. SharelevelÀº sharebandwidth ±ÔÄ¢ÀÇ Çʼö ¸Å°³º¯¼öÀÔ´Ï´Ù.
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¿¹: Æ÷Æ® 2222ÀÇ ¼¼ ¼¹ö ±×·ìÀÌ ÀÖ´Ù°í °¡Á¤ÇÕ´Ï´Ù. ¿¹¾àµÈ ´ë¿ªÆøÀÌ 300À¸·Î ¼³Á¤µÉ °æ¿ì, 60ÃÊ µ¿¾È ÃÊ´ç ÃÖ´ë ų·Î¹ÙÀÌÆ®´Â 300ÀÌ µË´Ï´Ù. ÀÌ ºñÀ²ÀÌ ÃʰúµÇ¸é, ±ÔÄ¢Àº ´õÀÌ»ó ÂüÀ¸·Î Æò°¡µÇÁö ¾Ê½À´Ï´Ù. ÀÌ ±ÔÄ¢ÀÌ À¯ÀÏÇÑ ±ÔÄ¢ÀÎ °æ¿ì, Dispatcher°¡ ¿äûÀ» ó¸®Çϵµ·Ï ¼¼ ¼¹ö Áß Çϳª¸¦ ¼±ÅÃÇÕ´Ï´Ù. ³·Àº ¿ì¼±¼øÀ§ÀÇ "Ç×»ó Âü"ÀÎ ±ÔÄ¢ÀÌ ÀÖÀ» °æ¿ì, ¿äûÀº ´Ù¸¥ ¼¹ö·Î °æ·Î ÀçÁöÁ¤µÇ°í "»çÀÌÆ® »ç¿ë Áß"À¸·Î ÀÀ´äµÉ ¼ö ÀÖ½À´Ï´Ù.
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ÀÌ ±ÔÄ¢ À¯ÇüÀº Site Selector ±¸¼º¿ä¼Ò¿¡¼¸¸ »ç¿ëÇÒ ¼ö ÀÖ½À´Ï´Ù.
metric all ±ÔÄ¢ÀÇ °æ¿ì, ½Ã½ºÅÛ ¸ÞÆ®¸¯(cpuload, memload ¶Ç´Â »ç¿ëÀÚ °íÀ¯ÀÇ »ç¿ëÀÚ Á¤ÀÇ ½Ã½ºÅÛ ¸ÞÆ®¸¯ ½ºÅ©¸³Æ®)À» ¼±ÅÃÇÑ ´ÙÀ½, Site Selector°¡ ½Ã½ºÅÛ ¸ÞÆ®¸¯ °ª(°¢ ·Îµå ¹ë·±½º ¼¹ö¿¡ ÀÖ´Â Metric Server ¿¡ÀÌÀüÆ®°¡ ¸®ÅÏÇÑ °ª)À» ±ÔÄ¢¿¡ ÁöÁ¤ÇÑ ½ÃÀÛ ¹× Á¾·á ¹üÀ§¿Í ºñ±³ÇÕ´Ï´Ù. ¼¹ö ÁýÇÕ¿¡ ÀÖ´Â ¸ðµç ¼¹öÀÇ ÇöÀç ½Ã½ºÅÛ ¸ÞÆ®¸¯ °ªÀº ±ÔÄ¢ÀÌ ½ÇÇàµÇ´Â ¹üÀ§ ³»¿¡ ÀÖ¾î¾ß ÇÕ´Ï´Ù.
´ÙÀ½Àº metric all ±ÔÄ¢À» ±¸¼º¿¡ Ãß°¡ÇÏ´Â ¿¹Á¦ÀÔ´Ï´Ù.
sscontrol rule add dnsload.com:allrule1 type metricall metricname cpuload beginrange 0 endrange 100
ÀÌ ±ÔÄ¢ À¯ÇüÀº Site Selector ±¸¼º¿ä¼Ò¿¡¼¸¸ »ç¿ëÇÒ ¼ö ÀÖ½À´Ï´Ù.
metric average ±ÔÄ¢ÀÇ °æ¿ì, ½Ã½ºÅÛ ¸ÞÆ®¸¯(cpuload, memload ¶Ç´Â »ç¿ëÀÚ °íÀ¯ÀÇ »ç¿ëÀÚ Á¤ÀÇ ½Ã½ºÅÛ ¸ÞÆ®¸¯ ½ºÅ©¸³Æ®)À» ¼±ÅÃÇÑ ´ÙÀ½, Site Selector°¡ ½Ã½ºÅÛ ¸ÞÆ®¸¯ °ª(°¢ ·Îµå ¹ë·±½º ¼¹ö¿¡ ÀÖ´Â Metric Server ¿¡ÀÌÀüÆ®°¡ ¸®ÅÏÇÑ °ª)À» ±ÔÄ¢¿¡¼ ÁöÁ¤ÇÑ ½ÃÀÛ ¹× Á¾·á ¹üÀ§¿Í ºñ±³ÇÕ´Ï´Ù. ¼¹ö ÁýÇÕ¿¡ ÀÖ´Â ¸ðµç ¼¹öÀÇ ÇöÀç ½Ã½ºÅÛ ¸ÞÆ®¸¯ Æò±Õ °ªÀº ±ÔÄ¢ÀÌ ½ÇÇàµÇ´Â ¹üÀ§ ³»¿¡ ÀÖ¾î¾ß ÇÕ´Ï´Ù.
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sscontrol rule add dnsload.com:avgrule1 type metricavg metricname cpuload beginrange 0 endrange 100
ÀÌ ±ÔÄ¢ À¯ÇüÀº Dispatcher, CBR ¶Ç´Â Site Selector ±¸¼º¿ä¼Ò¿¡¼ »ç¿ëÇÒ ¼ö ÀÖ½À´Ï´Ù.
¡ºÇ×»ó Âü¡»ÀÎ ±ÔÄ¢À» ÀÛ¼ºÇÒ ¼ö ÀÖ½À´Ï´Ù. ÀÌ·¯ÇÑ ±ÔÄ¢Àº ±ÔÄ¢°ú °ü·ÃµÈ ¸ðµç ¼¹ö°¡ ´ÜÀýµÇÁö ¾Ê´Â ÇÑ Ç×»ó ¼±Åõ˴ϴÙ. ÀÌ·¯ÇÑ ÀÌÀ¯·Î, ÀÌ´Â ´ëºÎºÐ ´Ù¸¥ ±ÔÄ¢º¸´Ù ³·Àº ¿ì¼±¼øÀ§¸¦ °¡Áý´Ï´Ù.
°¢°¢ÀÌ ±×¿Í °ü·ÃµÈ ¼¹ö ÁýÇÕÀ» °®´Â ¡ºÇ×»ó Âü¡» ±ÔÄ¢À» °¡Áú ¼öµµ ÀÖ½À´Ï´Ù. »ç¿ë °¡´ÉÇÑ ¼¹ö°¡ Àִ ù ¹øÂ° Âü ±ÔÄ¢ÀÌ ¼±Åõ˴ϴÙ. ¿¹¸¦ µé¾î, 6°³ÀÇ ¼¹ö°¡ ÀÖ´Ù°í °¡Á¤ÇսôÙ. ÀÌµé ¼¹ö Áß µÎ °³´Â µÑ ´Ù ´ÜÀýµÇÁö ¾Ê´Â ÇÑ, ¸ðµç ȯ°æ¿¡¼ Åë½Å·®À» ó¸®ÇÏ´Â µ¥ ÇÊ¿äÇÒ ¼ö ÀÖ½À´Ï´Ù. óÀ½ µÎ °³ÀÇ ¼¹ö°¡ ´ÜÀýµÇ¸é, Åë½Å·®À» ó¸®ÇÒ µÎ ¹øÂ° ¼¹ö ÁýÇÕÀÌ ÇÊ¿äÇÕ´Ï´Ù. ³× °³ÀÇ ¼¹ö ¸ðµÎ°¡ ´ÜÀýµÇ¸é, ¸¶Áö¸· µÎ °³ÀÇ ¼¹ö¸¦ »ç¿ëÇÏ¿© Åë½Å·®À» ó¸®ÇÕ´Ï´Ù. ÃÖ´ë ¼¼ °³ÀÇ ¡ºÇ×»ó Âü¡» ±ÔÄ¢À» ¼³Á¤ÇÒ ¼ö ÀÖ½À´Ï´Ù. ÃÖ¼ÒÇÑ ÇϳªÀÇ ¼¹ö°¡ ½Ãµ¿µÇ´Â ÇÑ Ç×»ó ù ¹øÂ° ¼¹ö ÁýÇÕÀÌ ¼±Åõ˴ϴÙ. µÑ ¸ðµÎ ´ÜÀýµÇ¸é, µÎ ¹øÂ° ÁýÇÕ Áß Çϳª°¡ ¼±ÅõǴ ¹æ½ÄÀ¸·Î ÁøÇàµË´Ï´Ù.
¶Ç ´Ù¸¥ ¿¹Á¦·Î¼ ¡ºÇ×»ó Âü¡» ±ÔÄ¢Àº ¼ö½Å Ŭ¶óÀÌ¾ðÆ®°¡ ¼³Á¤µÈ ±ÔÄ¢¿¡ ¸ÂÁö ¾ÊÀ» °æ¿ì, À̵éÀÌ Á¦°øµÇÁö ¾Ê´ÂÁö È®ÀÎÇÏ´Â µ¥ ÇÊ¿äÇÒ ¼ö ÀÖ½À´Ï´Ù. »ç¿ëÀÚ´Â dscontrol rule ¸í·ÉÀ» »ç¿ëÇÏ¿© ±ÔÄ¢À» ÀÛ¼ºÇÕ´Ï´Ù.
dscontrol rule add 130.40.52.153:80:jamais type true priority 100
Ŭ¶óÀÌ¾ðÆ® ÆÐŶÀÌ ÀÀ´ä ¾øÀÌ »èÁ¦µÇ¹Ç·Î ¼¹ö¸¦ ±ÔÄ¢¿¡ Ãß°¡ÇÏÁö ¾Ê½À´Ï´Ù.
µÑ ÀÌ»óÀÇ ¡ºÇ×»ó Âü¡» ±ÔÄ¢À» Á¤ÀÇÇÑ ÈÄ ±× ¿ì¼±¼øÀ§ ·¹º§À» º¯°æÇÔÀ¸·Î½á ÇϳªÀÇ ±ÔÄ¢ÀÌ ½ÇÇàµÇµµ·Ï Á¶Á¤ÇÒ ¼ö ÀÖ½À´Ï´Ù.
ÀÌ ±ÔÄ¢ À¯ÇüÀº CBR ±¸¼º¿ä¼Ò ¶Ç´Â Dispatcher ±¸¼º¿ä¼Ò¿¡¼(DispatcherÀÇ cbr Àü´Þ ¸Þ¼Òµå »ç¿ë ½Ã) »ç¿ë °¡´ÉÇÕ´Ï´Ù.
»ç¿ëÀÚ´Â ³»¿ë À¯Çü ±ÔÄ¢À» »ç¿ëÇÏ¿© »ç¿ëÀÚ »çÀÌÆ® Åë½ÅÀÇ ÀϺΠ¼ºê¼¼Æ®¸¦ ó¸®Çϵµ·Ï Ưº°È÷ ¼³Á¤µÈ ¼¹ö ÁýÇÕ¿¡ ¿äûÀ» Àü¼ÛÇÏ·Á°í ÇÒ ¼ö ÀÖ½À´Ï´Ù. ¿¹¸¦ µé¾î, ÇÑ ¼¹ö ÁýÇÕÀº ¸ðµç cgi-bin ¿äûÀ» ó¸®Çϰí, ´Ù¸¥ ÁýÇÕÀº ¸ðµç ½ºÆ®¸®¹Ö ¿Àµð¿À ¿äûÀ» ó¸®ÇÏ¸ç ¶Ç ´Ù¸¥ ÁýÇÕÀº ±âŸ ¸ðµç ¿äûÀ» ó¸®Çϵµ·Ï ¼³Á¤ÇÒ ¼ö ÀÖ½À´Ï´Ù. ÀÌ °æ¿ì, cgi-bin µð·ºÅ丮ÀÇ °æ·Î¿Í ÀÏÄ¡ÇÏ´Â ÆÐÅÏÀ» °¡Áø ÇÑ ±ÔÄ¢À» Ãß°¡Çϰí, ½ºÆ®¸®¹Ö ¿Àµð¿À ÆÄÀÏÀÇ ÆÄÀÏ Çü½Ä°ú ÀÏÄ¡ÇÏ´Â ´Ù¸¥ ±ÔÄ¢À» Ãß°¡ÇÑ ´ÙÀ½, ³ª¸ÓÁö Åë½Å·®À» ó¸®ÇÏ´Â Ç×»ó ÂüÀÎ ¶Ç ´Ù¸¥ ±ÔÄ¢À» Ãß°¡ÇÏ¸é µË´Ï´Ù. ±×·± ´ÙÀ½ °¢ ±ÔÄ¢¿¡ ÀûÀýÇÑ ¼¹ö¸¦ Ãß°¡ÇϽʽÿÀ.
Áß¿ä: ÄÁÅÙÃ÷ ±ÔÄ¢ ¹× ÄÁÅÙÃ÷ ±ÔÄ¢ÀÇ À¯È¿ÇÑ ÆÐÅÏ ±¸¹®À» »ç¿ëÇÏ´Â ¹æ¹ý¿¡ ´ëÇÑ ¿¹Á¦ ¹× ½Ã³ª¸®¿À´Â ºÎ·Ï B, ÄÁÅÙÃ÷ ±ÔÄ¢(ÆÐÅÏ) ±¸¹®À» ÂüÁ¶ÇϽʽÿÀ.
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Æ÷Æ® ¿¬°ü °ü°è ¹«½Ã, ¼¹ö sticky »ç¿ëÀÇ ¸í·É ±¸¹®¿¡ ´ëÇÑ ÀÚ¼¼ÇÑ Á¤º¸´Â dscontrol server -- ¼¹ö ±¸¼ºÀ» ÂüÁ¶ÇϽʽÿÀ.
¿¹Á¦ ±¸¼º ÆÄÀÏÀ» ÆíÁýÇϰųª GUI(Graphical User Interface)·Î dscontrol rule add ¸í·ÉÀ» »ç¿ëÇÏ¿© ±ÔÄ¢À» Ãß°¡ÇÒ ¼ö ÀÖ½À´Ï´Ù. Çϳª ÀÌ»óÀÇ ±ÔÄ¢À» Á¤ÀÇÇÑ ¸ðµç Æ÷Æ®¿¡ Ãß°¡ÇÒ ¼ö ÀÖ½À´Ï´Ù.
À̰ÍÀº 2´Ü°è ÇÁ·Î¼¼½º·Î¼ ±ÔÄ¢À» Ãß°¡ÇÑ ´ÙÀ½ ±ÔÄ¢ÀÌ ÂüÀÎ °æ¿ì, ¼ºñ½ºÇÒ ¼¹ö¸¦ Á¤ÀÇÇÕ´Ï´Ù. ¿¹¸¦ µé¾î, ½Ã½ºÅÛ °ü¸®ÀÚ´Â »çÀÌÆ®ÀÇ °¢ ºÎ¼¿¡¼ °¡Á®¿Â ÇÁ·Ï½Ã ¼¹ö¸¦ ¾ó¸¶³ª ¸¹ÀÌ »ç¿ëÇÏ´ÂÁö¸¦ ÃßÀûÇϰíÀÚ ÇÕ´Ï´Ù. °ü¸®ÀÚ´Â °¢ ºÎ¼¿¡ Á¦°øµÈ IP ÁÖ¼Ò¸¦ ¾Ë°í ÀÖ½À´Ï´Ù. ¸ÕÀú Ŭ¶óÀÌ¾ðÆ® IP ÁÖ¼Ò¿¡ µû¶ó ù ¹øÂ° ±ÔÄ¢ ÁýÇÕÀ» ÀÛ¼ºÇÏ¿© °¢ ºÎ¼ÀÇ ·Îµå¸¦ ±¸ºÐÇÕ´Ï´Ù.
dscontrol rule add 130.40.52.153:80:div1 type ip b 9.1.0.0 e 9.1.255.255 dscontrol rule add 130.40.52.153:80:div2 type ip b 9.2.0.0 e 9.2.255.255 dscontrol rule add 130.40.52.153:80:div3 type ip b 9.3.0.0 e 9.3.255.255
±× ´ÙÀ½, ´Ù¸¥ ¼¹ö¸¦ °¢ ±ÔÄ¢¿¡ Ãß°¡ÇÑ ÈÄ »ç¿ë ÁßÀÎ ¼ºñ½º¿¡ ÀûÀýÇÏ°Ô Ã»±¸¼¸¦ ºÎ¼¿¡ º¸³»µµ·Ï ¼¹ö °¢°¢ÀÇ ·Îµå¸¦ ÃøÁ¤ÇÕ´Ï´Ù. ¿¹¸¦ µé¾î,
dscontrol rule useserver 130.40.52.153:80:div1 207.72.33.45 dscontrol rule useserver 130.40.52.153:80:div2 207.72.33.63 dscontrol rule useserver 130.40.52.153:80:div3 207.72.33.47
¼¹ö Æò°¡ ¿É¼ÇÀº Dispatcher ±¸¼º¿ä¼Ò¿¡¼¸¸ »ç¿ëÇÒ ¼ö ÀÖ½À´Ï´Ù.
dscontrol rule ¸í·É¿¡´Â ±ÔÄ¢¿¡ ´ëÇÑ ¼¹ö Æò°¡ ¿É¼ÇÀÌ ÀÖ½À´Ï´Ù. Æò°¡ ¿É¼ÇÀ» »ç¿ëÇÏ¿© Æ÷Æ®¿¡ ÀÖ´Â ¸ðµç ¼¹ö¿¡¼ ±ÔÄ¢ÀÇ Á¶°ÇÀ» Æò°¡Çϰųª ±ÔÄ¢ ³»ÀÇ ¼¹ö¿¡¼¸¸ ±ÔÄ¢ÀÇ Á¶°ÇÀ» Æò°¡ÇϽʽÿÀ. (Load BalancerÀÇ ÀÌÀü ¹öÀü¿¡¼´Â Æ÷Æ®¿¡ ÀÖ´Â ¸ðµç ¼¹ö¿¡¼ °¢ ±ÔÄ¢ÀÇ Á¶°ÇÀ» ÃøÁ¤¸¸ °¡´ÉÇß½À´Ï´Ù.)
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dscontrol rule add 9.22.21.3:80:rbweval type reservedbandwidth evaluate level dscontrol rule set 9.22.21.3:80:rbweval evaluate level
Æò°¡ ·¹º§Àº Æ÷Æ®, ±ÔÄ¢ ¶Ç´Â upserversonruleÀ¸·Î ¼³Á¤ÇÒ ¼ö ÀÖ½À´Ï´Ù. ±âº»°ªÀº Æ÷Æ®ÀÔ´Ï´Ù.
±ÔÄ¢ ³»ÀÇ ¼¹ö¿¡¼ ±ÔÄ¢ÀÇ Á¶°ÇÀ» ÃøÁ¤ÇÏ´Â ¿É¼ÇÀ» »ç¿ëÇÏ¸é ´ÙÀ½ÀÇ Æ¯¼ºÀ» °¡Áø µÎ °³ÀÇ ±ÔÄ¢À» ±¸¼ºÇÒ ¼ö ÀÖ½À´Ï´Ù.
°á°úÀûÀ¸·Î Åë½Å·®ÀÌ Ã¹ ¹øÂ° ±ÔÄ¢ ³»ÀÇ ¼¹ö ÀÓ°èÄ¡¸¦ ÃʰúÇÏ´Â °æ¿ì, Åë½ÅÀÌ µÎ ¹øÂ° ±ÔÄ¢ ³»ÀÇ ¡º»çÀÌÆ® »ç¿ë Áß" ¼¹ö·Î Àü¼ÛµË´Ï´Ù. Åë½Å·®ÀÌ Ã¹ ¹øÂ° ±ÔÄ¢ ³»ÀÇ ¼¹ö ÀÓ°èÄ¡ ÀÌÇÏÀÌ¸é »õ Åë½ÅÀÌ Ã¹ ¹øÂ° ±ÔÄ¢ÀÇ ¼¹ö·Î ´Ù½Ã Àü¼ÛµË´Ï´Ù.
ÀÌÀü ¿¹Á¦¿¡¼ ¼³¸íÇÑ µÎ °¡Áö ±ÔÄ¢À» »ç¿ëÇÒ ¶§, Æò°¡ ¿É¼ÇÀ» ù ¹øÂ° ±ÔÄ¢ÀÇ Æ÷Æ®·Î ¼³Á¤ÇÑ °æ¿ì(Æ÷Æ®ÀÇ ¸ðµç ¼¹ö¿¡¼ ±ÔÄ¢ÀÇ Á¶°Ç Æò°¡) Åë½Å·®ÀÌ ÇØ´ç ±ÔÄ¢ÀÇ ÀÓ°èÄ¡¸¦ ÃʰúÇϸé Åë½ÅÀÌ µÎ ¹øÂ° ±ÔÄ¢°ú ¿¬°üµÈ ¡º»çÀÌÆ® »ç¿ë Áß" ¼¹ö·Î Àü¼ÛµË´Ï´Ù.
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Dispatcher ¹× CBR ±¸¼º¿ä¼Ò: ¿¬°ü °ü°è ±â´ÉÀº »ç¿ëÀÚ°¡ Ŭ·¯½ºÅÍ Æ÷Æ®¸¦ °áÇÕ(sticky)À¸·Î ±¸¼ºÇÒ ¶§ »ç¿ë °¡´ÉÇÕ´Ï´Ù. Ŭ·¯½ºÅÍ Æ÷Æ®¸¦ °áÇÕÀ¸·Î ±¸¼ºÇϸé Ŭ¶óÀ̾ðÆ®ÀÇ ¿¬¼ÓÀûÀÎ ¿ä±¸°¡ µ¿ÀÏÇÑ ¼¹ö·Î ÁöÁ¤µË´Ï´Ù. À̰ÍÀº °áÇÕ ½Ã°£À» ½ÇÇà ÇÁ·Î±×·¥, Ŭ·¯½ºÅÍ ¶Ç´Â Æ÷Æ® ·¹º§¿¡¼ ÃÊ ¼ö·Î ¼³Á¤Çϸé ÀÌ·ç¾îÁý´Ï´Ù. ÀÌ ¿¬°ü °ü°è ±â´ÉÀº °áÇÕ ½Ã°£À» 0À¸·Î ¼³Á¤Çϸé ÇØÁ¦µË´Ï´Ù.
Site Selector ±¸¼º¿ä¼Ò: ¿¬°ü °ü°è ±â´ÉÀº »ç¿ëÀÚ°¡ »çÀÌÆ® À̸§À» °áÇÕ(sticky)À¸·Î ±¸¼ºÇÒ ¶§ »ç¿ë °¡´ÉÇÕ´Ï´Ù. »çÀÌÆ® À̸§À» °áÇյǵµ·Ï ±¸¼ºÇϸé Ŭ¶óÀÌ¾ðÆ®´Â ¿©·¯ À̸§ ¼ºñ½º ¿äû¿¡ ´ëÇØ µ¿ÀÏÇÑ ¼¹ö¸¦ »ç¿ëÇÒ ¼ö ÀÖ½À´Ï´Ù. À̰ÍÀº °áÇÕ ½Ã°£À» »çÀÌÆ® À̸§¿¡¼ ÃÊ ¼ö·Î ¼³Á¤Çϸé ÀÌ·ç¾îÁý´Ï´Ù. ÀÌ ¿¬°ü °ü°è ±â´ÉÀº °áÇÕ ½Ã°£À» 0À¸·Î ¼³Á¤Çϸé ÇØÁ¦µË´Ï´Ù.
¿¬°ü °ü°è ±â´ÉÀÌ »ç¿ë °¡´ÉÇÏÁö ¾ÊÀº »óÅ¿¡¼ Ŭ¶óÀÌ¾ðÆ®·ÎºÎÅÍ »õ·Î¿î TCP ¿¬°áÀ» ¹ÞÀ» ¶§¸¶´Ù, Load Balancer´Â Àû½Ã¿¡ ¿Ã¹Ù¸¥ ¼¹ö¸¦ ¼±ÅÃÇÏ¿© ±× ÆÐŶÀ» ¼¹ö¿¡ Àü´ÞÇÕ´Ï´Ù. ¿¬¼ÓµÇ´Â ¿¬°áÀÌ °°Àº Ŭ¶óÀÌ¾ðÆ®¿¡°Ô¼ µé¾î¿À¸é Load Balancer´Â ±× ¿¬¼Ó ¿¬°áÀ» ¿¬°üµÇÁö ¾ÊÀº »õ·Î¿î ¿¬°á·Î °£ÁÖÇÏ°í ´Ù½Ã Àû½Ã¿¡ ¿Ã¹Ù¸¥ ¼¹ö¸¦ ¼±ÅÃÇÕ´Ï´Ù.
¿¬°ü °ü°è ±â´ÉÀÌ »ç¿ë °¡´ÉÇÑ »óÅ¿¡¼ Ŭ¶óÀÌ¾ðÆ®°¡ ¿¬¼ÓµÈ ¿ä±¸¸¦ ÇØ¿À¸é, ¿ä±¸´Â µ¿ÀÏÇÑ ¼¹ö·Î ÁöÁ¤µË´Ï´Ù.
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Æ÷Æ®°£ ¿¬°ü °ü°è´Â Dispatcher ±¸¼º¿ä¼ÒÀÇ MAC ¹× NAT/NATP Àü´Þ ¹æ¹ý¿¡¸¸ Àû¿ëµË´Ï´Ù.
Æ÷Æ®°£ ¿¬°ü °ü°è´Â ¿©·¯ Æ÷Æ®·Î È®ÀåµÉ ¼ö ÀÖ´Â ¿¬°ü °ü°è ±â´ÉÀÔ´Ï´Ù. ¿¹¸¦ µé¾î, óÀ½¿¡ ÇÑ Æ÷Æ®¿¡ Ŭ¶óÀÌ¾ðÆ® ¿äûÀÌ ¼ö½ÅµÇ°í ´Ù¸¥ Æ÷Æ®¿¡ ´ÙÀ½ ¿äûÀÌ ¼ö½ÅµÇ¸é Æ÷Æ®°£ ¿¬°ü °ü°è¸¦ ÅëÇØ Ŭ¶óÀÌ¾ðÆ® ¿äûÀÌ µ¿ÀÏÇÑ ¼¹ö·Î Àü¼ÛµÉ ¼ö ÀÖ½À´Ï´Ù. ÀÌ ±â´ÉÀ» »ç¿ëÇÏ·Á¸é Æ÷Æ®´Â ´ÙÀ½°ú °°¾Æ¾ß ÇÕ´Ï´Ù.
µÑ ÀÌ»óÀÇ Æ÷Æ®°¡ µ¿ÀÏÇÑ crossport¿¡ ¸µÅ©µÉ ¼ö ÀÖ½À´Ï´Ù. ÈÄ¼Ó ¿¬°áÀÌ µ¿ÀÏÇÑ Æ÷Æ®³ª °øÀ¯ Æ÷Æ®ÀÇ µ¿ÀÏÇÑ Å¬¶óÀÌ¾ðÆ®¿¡¼ ½ÃµµµÇ¸é µ¿ÀÏÇÑ ¼¹ö°¡ ¾×¼¼½ºµË´Ï´Ù. ´ÙÀ½Àº Æ÷Æ®°£ ¿¬°ü °ü°è¸¦ »ç¿ëÇÏ¿© Æ÷Æ® 10À¸·Î ¿©·¯ Æ÷Æ®¸¦ ±¸¼ºÇÏ´Â ¿¹Á¦ÀÔ´Ï´Ù.
dscontrol port set cluster:20 crossport 10 dscontrol port set cluster:30 crossport 10 dscontrol port set cluster:40 crossport 10
Æ÷Æ®°£ ¿¬°ü °ü°è°¡ ¼³Á¤µÇ¸é Æ÷Æ®¿¡ ´ëÇÑ stickytime °ªÀ» ¾ó¸¶µçÁö ¼öÁ¤ÇÒ ¼ö ÀÖ½À´Ï´Ù. ±×·¯³ª ¸ðµç °øÀ¯ Æ÷Æ®ÀÇ stickytime °ªÀ» µ¿ÀÏÇÑ °ªÀ¸·Î º¯°æÇÏ´Â °ÍÀÌ ÁÁ½À´Ï´Ù. ÀÌ·¸°Ô ÇÏÁö ¾ÊÀ¸¸é ¿¹»óÄ¡ ¸øÇÑ °á°ú°¡ ¹ß»ýÇÒ ¼ö ÀÖ½À´Ï´Ù.
Æ÷Æ®°£ ¿¬°ü °ü°è¸¦ Á¦°ÅÇÏ·Á¸é crossport °ªÀ» ´Ù½Ã ÀÚ½ÅÀÇ Æ÷Æ® ¹øÈ£·Î ¼³Á¤ÇϽʽÿÀ. crossport ¿É¼Ç¿¡ ´ëÇÑ ¸í·É ±¸¹®¿¡ ´ëÇÑ ÀÚ¼¼ÇÑ Á¤º¸´Â dscontrol port -- Æ÷Æ® ±¸¼ºÀ» ÂüÁ¶ÇϽʽÿÀ.
¿¬°ü °ü°è ÁÖ¼Ò´Â Dispatcher ±¸¼º¿ä¼Ò¿¡¸¸ Àû¿ëµË´Ï´Ù.
¿¬°ü °ü°è ÁÖ¼Ò ¸¶½ºÅ©´Â °øÅëÀûÀÎ ¼ºê³Ý ÁÖ¼Ò¿¡ ±â¹ÝÇÏ¿© Ŭ¶óÀÌ¾ðÆ®¸¦ ±×·ìÈÇÏ´Â Çâ»óµÈ °áÇÕ ±â´ÉÀÔ´Ï´Ù. stickymask¸¦ dscontrol port ¸í·É¿¡¼ ÁöÁ¤ÇÏ¿© 32ºñÆ® IP ÁÖ¼ÒÀÇ °øÅëµÈ »óÀ§ ¼ø¼ ºñÆ®¸¦ °¡¸± ¼ö ÀÖ½À´Ï´Ù. ÀÌ ±â´ÉÀÌ ±¸¼ºµÇ¸é Ŭ¶óÀÌ¾ðÆ® ¿äûÀº ¸ÕÀú Æ÷Æ®·Î ¿¬°áÀ» ¼öÇàÇÏ°í µ¿ÀÏÇÑ ¼ºê³Ý ÁÖ¼Ò(°¡·ÁÁú ÁÖ¼Ò ºÎºÐÀ¸·Î Ç¥½Ã)¸¦ °¡Áø ¸ðµç ÈÄ¼Ó Å¬¶óÀÌ¾ðÆ® ¿äûÀÌ µ¿ÀÏÇÑ ¼¹ö·Î º¸³»Áý´Ï´Ù.
¿¹¸¦ µé¾î, µ¿ÀÏÇÑ ³×Æ®¿öÅ© Ŭ·¡½º A ÁÖ¼Ò¸¦ »ç¿ëÇÏ´Â ¸ðµç ¼ö½Å Ŭ¶óÀÌ¾ðÆ® ¿äûÀÌ µ¿ÀÏÇÑ ¼¹ö·Î Àü¼ÛµÇ°Ô ÇÏ´Â °æ¿ì, ÇØ´ç Æ÷Æ®¿¡ ´ëÇØ stickymask °ªÀ» 8(ºñÆ®)·Î ¼³Á¤ÇØ¾ß ÇÕ´Ï´Ù. µ¿ÀÏÇÑ ³×Æ®¿öÅ© Ŭ·¡½º B ÁÖ¼Ò¸¦ »ç¿ëÇϴ Ŭ¶óÀÌ¾ðÆ® ¿äûÀ» ±×·ìÈÇÏ·Á¸é stickymask °ªÀ» 16(ºñÆ®)À¸·Î ¼³Á¤ÇϽʽÿÀ. µ¿ÀÏÇÑ ³×Æ®¿öÅ© Ŭ·¡½º C ÁÖ¼Ò¸¦ »ç¿ëÇÏ¿© Ŭ¶óÀÌ¾ðÆ® ¿äûÀ» ±×·ìÈÇÏ·Á¸é stickymask °ªÀ» 24(ºñÆ®)·Î ¼³Á¤ÇϽʽÿÀ.
ÃÖ»óÀÇ °á°ú¸¦ ¾òÀ¸·Á¸é Load Balancer¸¦ óÀ½ ½ÃÀÛÇÒ ¶§ stickymask °ªÀ» ¼³Á¤ÇϽʽÿÀ. stickymask °ªÀ» µ¿ÀûÀ¸·Î º¯°æÇÏ¸é °á°ú¸¦ ¿¹ÃøÇÒ ¼ö ¾ø°Ô µË´Ï´Ù.
Æ÷Æ®°£ ¿¬°ü °ü°è¸¦ ÅëÇÑ ´ëÈ: Æ÷Æ®°£ ¿¬°ü °ü°è¸¦ »ç¿ë °¡´ÉÀ¸·Î ¼³Á¤ÇÏ´Â °æ¿ì °øÀ¯ Æ÷Æ®ÀÇ stickymask °ªµéÀº µ¿ÀÏÇØ¾ß ÇÕ´Ï´Ù.
Æ÷Æ®°£ ¿¬°ü °ü°è¿¡¼ ÀÚ¼¼ÇÑ Á¤º¸¸¦ ÂüÁ¶ÇϽʽÿÀ
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dscontrol port set cluster:port stickytime 10 stickymask 8
°¡´ÉÇÑ stickymask °ªÀº 8, 16, 24 ¹× 32ÀÔ´Ï´Ù. °ª 8Àº IP ÁÖ¼Ò(³×Æ®¿öÅ© Ŭ·¡½º A ÁÖ¼Ò)ÀÇ Ã³À½ 8°³ÀÇ »óÀ§ ¼ø¼ ºñÆ®°¡ °¡·ÁÁöµµ·Ï ÁöÁ¤ÇÕ´Ï´Ù. °ª 16Àº IP ÁÖ¼Ò(³×Æ®¿öÅ© Ŭ·¡½º B ÁÖ¼Ò)ÀÇ Ã³À½ 16°³ÀÇ »óÀ§ ¼ø¼ ºñÆ®°¡ °¡·ÁÁöµµ·Ï ÁöÁ¤ÇÕ´Ï´Ù. °ª 24´Â IP ÁÖ¼Ò(³×Æ®¿öÅ© Ŭ·¡½º C ÁÖ¼Ò)ÀÇ Ã³À½ 24°³ÀÇ »óÀ§ ¼ø¼ ºñÆ®°¡ °¡·ÁÁöµµ·Ï ÁöÁ¤ÇÕ´Ï´Ù. °ª 32¸¦ ÁöÁ¤ÇÏ¸é ¿¬°ü °ü°è ÁÖ¼Ò ¸¶½ºÅ© ±â´ÉÀ» È¿°úÀûÀ¸·Î »ç¿ë ºÒ°¡´ÉÇÏ°Ô ÇÒ ¼ö ÀÖµµ·Ï Àüü IP ÁÖ¼Ò¸¦ °¡¸®°Ô µË´Ï´Ù. stickymaskÀÇ ±âº»°ªÀº 32ÀÔ´Ï´Ù.
stickymask(¿¬°ü °ü°è ÁÖ¼Ò ¸¶½ºÅ© ±â´É)ÀÇ ¸í·É ±¸¹®¿¡ ´ëÇÑ ÀÚ¼¼ÇÑ Á¤º¸´Â dscontrol port -- Æ÷Æ® ±¸¼ºÀ» ÂüÁ¶ÇϽʽÿÀ.
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¾î¶°ÇÑ ÀÌÀ¯·Îµç(°»½Å, ¾÷±×·¹À̵å, ¼ºñ½º µî) Load Balancer ±¸¼º¿¡¼ ¼¹ö¸¦ Á¦°ÅÇÏ·Á¸é dscontrol manager quiesce ¸í·ÉÀ» »ç¿ëÇÒ ¼ö ÀÖ½À´Ï´Ù. ÀÛ¾÷ÁßÁö ÇÏÀ§¸í·ÉÀ¸·Î ±âÁ¸ÀÇ ¿¬°áÀÌ ¿Ï·áµÉ ¼ö ÀÖÀ¸¸ç(¼¹ö¿¡ Àü´ÞµÇÁö ¾Ê°í), ¿¬°áÀÌ °áÇÕÀ¸·Î ÁöÁ¤µÇ°í °áÇÕ ½Ã°£ÀÌ ¸¸±âµÇÁö ¾Ê¾ÒÀ¸¸é ÀÌÈÄÀÇ »õ ¿¬°á¸¸ Ŭ¶óÀÌ¾ðÆ®¿¡¼ ÀÛ¾÷ÁßÁö ¼¹ö·Î Àü´ÞµË´Ï´Ù. ÀÛ¾÷ÁßÁö ÇÏÀ§ ¸í·ÉÀ¸·Î ´Ù¸¥ »õ ¿¬°áÀº ¼¹ö¿¡ Çã¿ëµÇÁö ¾Ê½À´Ï´Ù.
°áÇÕ ½Ã°£ÀÌ ¼³Á¤µÇ¾î ÀÖ°í °áÇÕ ½Ã°£ÀÌ ¸¸±âµÇ±â Àü¿¡ »õ ¿¬°áÀ» ´Ù¸¥ ¼¹ö(ÀÛ¾÷ÁßÁöµÈ ¼¹ö ´ë½Å)·Î Àü¼ÛÇÏ·Á¸é ¡ºÁö±Ý" ÀÛ¾÷ÁßÁö ¿É¼ÇÀ» »ç¿ëÇϽʽÿÀ. ´ÙÀ½Àº ¼¹ö 9.40.25.67À» ÀÛ¾÷ÁßÁöÇϱâ À§ÇØ Áö±Ý ¿É¼ÇÀ» »ç¿ëÇÏ´Â ¿¹Á¦ÀÔ´Ï´Ù.
dscontrol manager quiesce 9.40.25.67 now
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À̰ÍÀº º¸´Ù Á¡ÁøÀûÀÌ¸ç ´ú °©ÀÛ½º·¯¿î ¼¹ö ÀÛ¾÷ÁßÁö ¹æ¹ýÀÔ´Ï´Ù. ¿¹¸¦ µé¾î, ¼¹ö¸¦ Á¡ÁøÀûÀ¸·Î ÀÛ¾÷ÁßÁöÇÑ ´ÙÀ½, Åë½Å·®ÀÌ °¡Àå ÀûÀº ¶§(À̸¥ ¾ÆÄ§)¸¦ ±â´Ù·Á¼ ±¸¼º¿¡¼ ¼¹ö¸¦ ¿ÏÀüÈ÷ Á¦°ÅÇÒ ¼ö ÀÖ½À´Ï´Ù.
dscontrol rule ¸í·É¿¡¼ ´ÙÀ½°ú °°Àº ¿¬°ü °ü°è À¯ÇüÀ» ÁöÁ¤ÇÒ ¼ö ÀÖ½À´Ï´Ù.
¼öµ¿ ÄíŰ´Â CBR ±¸¼º¿ä¼Ò¿Í Dispatcher ±¸¼º¿ä¼ÒÀÇ crb Àü´Þ ¹æ¹ý¿¡ Àû¿ëµË´Ï´Ù.
URI ¿¬°ü °ü°è´Â CBR ±¸¼º¿ä¼Ò¿Í Dispatcher ±¸¼º¿ä¼ÒÀÇ crb Àü´Þ ¹æ¹ý¿¡ Àû¿ëµË´Ï´Ù.
¿¬°ü °ü°è ¿É¼Ç¿¡ ´ëÇÑ ±âº»°ªÀº "¾øÀ½"ÀÔ´Ï´Ù. ±ÔÄ¢ ¸í·É¿¡¼ ¿¬°ü °ü°è ¿É¼ÇÀ» Ȱ¼º ÄíŰ, ¼öµ¿ ÄíŰ ¹× URI·Î ¼³Á¤ÇÏ·Á¸é Æ÷Æ® ¸í·É¿¡¼ stickytime ¿É¼ÇÀÌ 0(»ç¿ë ºÒ°¡´É)ÀÌ µÇ¾î¾ß ÇÕ´Ï´Ù. ±ÔÄ¢¿¡¼ ¿¬°ü °ü°è°¡ ¼³Á¤µÇ¸é Æ÷Æ®¿¡¼ stickytimeÀ» »ç¿ëÇÒ ¼ö ¾ø½À´Ï´Ù.
Ȱ¼º ÄíŰ ¿¬°ü °ü°è ±â´ÉÀº CBR ±¸¼º¿ä¼Ò¿¡¸¸ Àû¿ëµË´Ï´Ù.
ÄíŰ ¿¬°ü °ü°è ±â´ÉÀº ƯÁ¤ ¼¹ö¿¡ Ŭ¶óÀÌ¾ðÆ®¸¦ ¡º°áÇÕÇϴ¡» ¹æ¹ýÀ» Á¦°øÇÕ´Ï´Ù. ÀÌ ±â´ÉÀº ±ÔÄ¢ÀÇ °áÇÕ ½Ã°£À» ¾ç¼ö·Î ¼³Á¤ÇÏ°í ¿¬°ü °ü°è¸¦ ¡ºactivecookie¡»·Î ¼³Á¤ÇÏ¸é »ç¿ë °¡´ÉÇÏ°Ô µË´Ï´Ù. ±ÔÄ¢À» Ãß°¡Çϰųª ±ÔÄ¢ ÁýÇÕ ¸í·ÉÀ» »ç¿ëÇÒ ¶§ ÀÌ ±â´ÉÀÌ ¼öÇàµË´Ï´Ù. ¸í·É ±¸¹®¿¡ ´ëÇÑ ÀÚ¼¼ÇÑ Á¤º¸´Â dscontrol rule -- ±ÔÄ¢ ±¸¼ºÀ» ÂüÁ¶ÇϽʽÿÀ.
Ȱ¼º ÄíŰ ¿¬°ü °ü°è¿¡ ´ëÇØ ±ÔÄ¢ÀÌ »ç¿ë °¡´ÉÇÏ°Ô ¼³Á¤µÇ¸é »õ Ŭ¶óÀÌ¾ðÆ® ¿äûÀÌ Ç¥ÁØ CBR ¾Ë°í¸®ÁòÀ» »ç¿ëÇÏ¿© ·Îµå ¹ë·±½ºµÇ¸ç, µ¿ÀÏÇÑ Å¬¶óÀ̾ðÆ®ÀÇ ÈÄ¼Ó ¿äûÀº óÀ½ ¼±ÅÃµÈ ¼¹ö·Î Àü¼ÛµË´Ï´Ù. ¼±ÅÃµÈ ¼¹ö´Â Ŭ¶óÀÌ¾ðÆ®·Î º¸³»´Â ÀÀ´ä¿¡ ÄíŰ·Î ÀúÀåµË´Ï´Ù. ÇâÈÄ Å¬¶óÀÌ¾ðÆ® ¿äû¿¡ Äí۰¡ Æ÷ÇԵǾî ÀÖ°í °¢ ¿äûÀÌ °áÇÕ ½Ã°£ ³»¿¡ µµÂøÇÏ´Â ÇÑ, Ŭ¶óÀÌ¾ðÆ®´Â Ã³À½ ¼¹ö¿ÍÀÇ ¿¬°ü °ü°è¸¦ À¯ÁöÇÕ´Ï´Ù.
Ȱ¼º ÄíŰ ¿¬°ü °ü°è´Â Ŭ¶óÀÌ¾ðÆ®°¡ ÀÏÁ¤ÇÑ ½Ã°£ µ¿¾È °è¼Ó µ¿ÀÏÇÑ ¼¹ö·Î ·Îµå ¹ë·±½ºµÇµµ·Ï º¸ÀåÇÕ´Ï´Ù. À̴ Ŭ¶óÀÌ¾ðÆ® ºê¶ó¿ìÀú¿¡¼ ÀúÀåµÈ Äí۸¦ Àü¼ÛÇÏ¿© ¼öÇàµË´Ï´Ù. ÄíŰ¿¡´Â °áÁ¤ÇÒ ¶§ »ç¿ëµÈ cluster:port:rule, ·Îµå ¹ë·±½ºµÈ ¼¹ö, ¿¬°ü °ü°è°¡ ¹«È¿ÈµÇ´Â ½Ã°£ Á¾·á ½Ã°£ ¼ÒÀÎÀÌ Æ÷ÇԵ˴ϴÙ. ÄíŰÀÇ Çü½ÄÀº ´ÙÀ½°ú °°½À´Ï´Ù. IBMCBR=cluster:port:rule+server-time! CBR ±¸¼ºÀÌ µå·¯³ªÁö ¾Êµµ·Ï cluster:port:rule ¹× server Á¤º¸°¡ ÀÎÄÚµåµË´Ï´Ù.
Ȱ¼º ÄíŰ ¿¬°ü °ü°è°¡ ¼³Á¤µÈ ±ÔÄ¢À» »ç¿ëÇÒ ¶§¸¶´Ù Ŭ¶óÀÌ¾ðÆ®°¡ º¸³½ Äí۰¡ °Ë»çµË´Ï´Ù.
±×¸®°í ³ª¼, »õ ÄíŰ´Â Ŭ¶óÀÌ¾ðÆ®·Î µ¹¾Æ°¡´Â Çì´õ¿¡ »ðÀԵǸç, Ŭ¶óÀÌ¾ðÆ® ºê¶ó¿ìÀú°¡ Äí۸¦ ½ÂÀÎÇϵµ·Ï ±¸¼ºµÈ °æ¿ì, ÈÄ¼Ó ¿äûÀ» ´Ù½Ã Àü¼ÛÇÕ´Ï´Ù.
ÄíŰÀÇ °¢ ¿¬°ü °ü°è ÀνºÅϽº´Â ±æÀ̰¡ 65 ¹ÙÀÌÆ®ÀÌ°í ´À³¦Ç¥·Î ³¡³³´Ï´Ù. ±× °á°ú, 4096 ¹ÙÀÌÆ® Äí±â´Â µµ¸ÞÀÎ ´ç ´ë·« 60°³ÀÇ °³º° Ȱ¼º ÄíŰ ±ÔÄ¢À» º¸À¯ÇÒ ¼ö ÀÖ½À´Ï´Ù. Äí۰¡ ¿ÏÀüÈ÷ ä¿öÁö¸é ¸ðµç ¸¸±â ¿¬°ü °ü°è ÀνºÅϽº°¡ Á¦°ÅµË´Ï´Ù. ¸ðµç ÀνºÅϽº°¡ ¿©ÀüÈ÷ À¯È¿ÇÒ °æ¿ì, °¡Àå ¿À·¡µÈ ÀνºÅϽº°¡ »èÁ¦µÇ¸ç ÇöÀç ±ÔÄ¢¿¡ ´ëÇÑ »õ ÀνºÅϽº°¡ Ãß°¡µË´Ï´Ù.
Æ÷Æ® °áÇÕ ½Ã°£ÀÌ 0ÀÎ °æ¿ì(»ç¿ë ºÒ°¡´É), ±ÔÄ¢ ¸í·É¿¡ ´ëÇÑ È°¼º ÄíŰ ¿¬°ü °ü°è ¿É¼ÇÀº activecookie·Î¸¸ ¼³Á¤ÇÒ ¼ö ÀÖ½À´Ï´Ù. Ȱ¼º ÄíŰ ¿¬°ü °ü°è°¡ ±ÔÄ¢¿¡ Ȱ¼ºÈµÇ¾î ÀÖÀ¸¸é Æ÷Æ®¿¡¼ °áÇÕ ½Ã°£Àº »ç¿ë ºÒ°¡´ÉÇÕ´Ï´Ù.
ƯÁ¤ ±ÔÄ¢¿¡ ´ëÇÑ È°¼º ÄíŰ ¿¬°ü °ü°è¸¦ »ç¿ë °¡´ÉÇÏ°Ô ÇÏ·Á¸é ´ÙÀ½°ú °°Àº ±ÔÄ¢ ÁýÇÕ ¸í·ÉÀ» »ç¿ëÇÕ´Ï´Ù.
rule set cluster:port:rule stickytime 60 rule set cluster:port:rule affinity activecookie
±ÔÄ¢ °áÇÕÀº ÀϹÝÀûÀ¸·Î ¼¹öÀÇ Å¬¶óÀÌ¾ðÆ® »óŸ¦ ÀúÀåÇÏ´Â CGI ¶Ç´Â servlets¿¡ ´ëÇØ »ç¿ëÇÕ´Ï´Ù. ÄíŰ ID´Â »óŸ¦ ½Äº°ÇÕ´Ï´Ù(ÀÌ´Â ¼¹ö ÄíŰÀÓ). Ŭ¶óÀÌ¾ðÆ® »óÅ´ ¼±ÅÃµÈ ¼¹ö¿¡¸¸ ÀÖÀ¸¹Ç·Î Ŭ¶óÀÌ¾ðÆ®´Â ¿äûµé »çÀÌ¿¡¼ ÇØ´ç »óŸ¦ À¯ÁöÇϱâ À§ÇØ ÇØ´ç ¼¹öÀÇ Äí۸¦ ÇÊ¿ä·Î ÇÕ´Ï´Ù.
Ȱ¼º ÄíŰ ¿¬°ü °ü°è´Â ÇöÀç ¼¹ö ½Ã°£, ´õÇϱ⠰áÇÕ ½Ã°£ °£°Ý, ´õÇϱâ 24½ÃÀÇ ±âº» ¸¸±â ½Ã°£À» »ç¿ëÇÕ´Ï´Ù. Ŭ¶óÀ̾ðÆ®(¿äûÀ» CBR ½Ã½ºÅÛ¿¡ Àü¼Û ÁßÀÎ ½Ã½ºÅÛ)ÀÇ ½Ã°£ÀÌ ÇØ´ç ½Ã½ºÅÛ¿¡¼ ºÎÁ¤È®ÇÒ °æ¿ì(¿¹¸¦ µé¾î, ¼¹ö ½Ã°£º¸´Ù ÇÏ·ç ºü¸¦ °æ¿ì), Ŭ¶óÀÌ¾ðÆ® ½Ã½ºÅÛÀÌ Äí۰¡ ÀÌ¹Ì ¸¸±âµÇ¾ú´Ù°í °¡Á¤ÇϹǷΠCBRÀÇ Äí۸¦ ¹«½ÃÇÕ´Ï´Ù. º¸´Ù ±ä ¸¸±â ½Ã°£À» ¼³Á¤ÇÏ·Á¸é, cbrserver ½ºÅ©¸³Æ®¸¦ ¼öÁ¤ÇϽʽÿÀ. ½ºÅ©¸³Æ® ÆÄÀÏ¿¡¼, javaw ÇàÀ» ÆíÁýÇÏ¿© LB_SERVER_KEYS µÚ¿¡ ´ÙÀ½°ú °°Àº ¸Å°³º¯¼ö¸¦ Ãß°¡ÇϽʽÿÀ. -DCOOKIEEXPIREINTERVAL=X ¿©±â¼ X´Â ¸¸±â ½Ã°£¿¡ Ãß°¡ÇÒ ÀÏ ¼öÀÔ´Ï´Ù.
AIX, Solaris ¹× Linux¿¡¼, cbrserver ÆÄÀÏÀº /usr/bin µð·ºÅ丮¿¡ À§Ä¡ÇÕ´Ï´Ù.
Windows 2000¿¡¼, cbrserver ÆÄÀÏÀº \winnt\system32 µð·ºÅ丮¿¡ À§Ä¡ÇÕ´Ï´Ù.
¼öµ¿ ÄíŰ ¿¬°ü °ü°è´Â Dispatcher ±¸¼º¿ä¼ÒÀÇ Content Based Routing(CBR) Àü´Þ ¹æ¹ý ¹× CBR ±¸¼º¿ä¼Ò¿¡ Àû¿ëµË´Ï´Ù. DispatcherÀÇ cbr Àü´Þ ¹æ¹ý ±¸¼º¿¡ ´ëÇÑ Á¤º¸´Â Dispatcher content-based routing(cbr Àü´Þ ¹æ¹ý)À» ÂüÁ¶ÇϽʽÿÀ.
¼öµ¿ ÄíŰ ¿¬°ü °ü°è´Â ƯÁ¤ ¼¹ö¿¡ Ŭ¶óÀÌ¾ðÆ®¸¦ °áÇÕ½ÃŰ´Â ¹æ¹ýÀ» Á¦°øÇÕ´Ï´Ù. ±ÔÄ¢ÀÇ ¿¬°ü °ü°è¸¦ "passivecookie"·Î »ç¿ë °¡´ÉÇÏ°Ô ÇÏ¸é ¼öµ¿ ÄíŰ ¿¬°ü °ü°è·Î ¼¹ö°¡ »ý¼ºÇÑ ÀÚ°¡ ½Äº° ÄíŰ¿¡ µû¶ó µ¿ÀÏÇÑ ¼¹ö¿¡ ´ëÇÑ ¿¬°ü °ü°è·Î À¥ Åë½Å·®ÀÇ ·Îµå ¹ë·±½º¸¦ ¼öÇàÇÒ ¼ö ÀÖ½À´Ï´Ù. ±ÔÄ¢ ·¹º§¿¡¼ ¼öµ¿ ÄíŰ ¿¬°ü °ü°è¸¦ ±¸¼ºÇÒ ¼ö ÀÖ½À´Ï´Ù. ±ÔÄ¢ÀÌ ½ÇÇàµÈ ÈÄ, ¼öµ¿ ÄíŰ ¿¬°ü °ü°è°¡ »ç¿ë °¡´ÉÇÏ°Ô µÇ¸é Load Balancer°¡ Ŭ¶óÀÌ¾ðÆ® ¿äûÀÇ HTTP Çì´õ¿¡ ÀÖ´Â ÄíŰ À̸§¿¡ µû¶ó ¼¹ö¸¦ ¼±ÅÃÇÕ´Ï´Ù. Load Balancer´Â ÀÌÀü ¿¬°á Áß ¼¹ö°¡ »ý¼ºÇÑ ÄíŰ¿¡ µû¶ó »õ ¼ö½Å ¿äûÀ» ¼¹ö·Î Àü¼ÛÇÕ´Ï´Ù. Ŭ¶óÀÌ¾ðÆ® ¿äû¿¡ ÄíŰ °ªÀÌ ¾ø°Å³ª ¼¹öÀÇ ÄíŰ °ª°ú ÀÏÄ¡ÇÏÁö ¾Ê´Â °æ¿ì, °¡ÁßÄ¡ ¶ó¿îµå ·Îºó ±â¼úÀ» »ç¿ëÇÏ¿© ¼¹ö¸¦ ¼±ÅÃÇÕ´Ï´Ù.
¼öµ¿ ÄíŰ ¿¬°ü °ü°è¸¦ ±¸¼ºÇÏ·Á¸é ´ÙÀ½À» ¼öÇàÇϽʽÿÀ.
Æ÷Æ® °áÇÕ ½Ã°£ÀÌ 0ÀÎ °æ¿ì(»ç¿ë ºÒ°¡´É), ±ÔÄ¢ ¸í·É¿¡ ´ëÇÑ ¼öµ¿ ÄíŰ ¿¬°ü °ü°è ¿É¼ÇÀº passivecookie·Î¸¸ ¼³Á¤ÇÒ ¼ö ÀÖ½À´Ï´Ù. ¼öµ¿ ÄíŰ ¿¬°ü °ü°è°¡ ±ÔÄ¢¿¡ Ȱ¼ºÈµÇ¾î ÀÖÀ¸¸é Æ÷Æ®¿¡¼ °áÇÕ ½Ã°£Àº »ç¿ë ºÒ°¡´ÉÇÕ´Ï´Ù.
URI ¿¬°ü °ü°è´Â DispatcherÀÇ CBR Àü´Þ ¹æ¹ý ¹× CBR ±¸¼º¿ä¼Ò¿¡ Àû¿ëµË´Ï´Ù. CBR Àü´Þ ¹æ¹ý ±¸¼º¿¡ ´ëÇÑ Á¤º¸´Â Dispatcher content-based routing(cbr Àü´Þ ¹æ¹ý)À» ÂüÁ¶ÇϽʽÿÀ.
URI ¿¬°ü °ü°è¸¦ »ç¿ëÇÏ¸é °íÀ¯ÇÑ ³»¿ëÀ» °¢ ¼¹ö¿¡¼ ij½ÃÇÒ ¼ö ÀÖ´Â Caching Proxy ¼¹ö¿¡ ´ëÇÑ À¥ Åë½Å·®ÀÇ ·Îµå ¹ë·±½º¸¦ ¼öÇàÇÒ ¼ö ÀÖ½À´Ï´Ù. °á°úÀûÀ¸·Î ¿©·¯ ½Ã½ºÅÛ¿¡¼ ³»¿ëÀÇ Áߺ¹ ij½Ã¸¦ Á¦°ÅÇÏ¿© »çÀÌÆ® ij½ÃÀÇ ¿ë·®À» È¿°úÀûÀ¸·Î Áõ°¡½Ãŵ´Ï´Ù. ±ÔÄ¢ ·¹º§¿¡¼ URI ¿¬°ü °ü°è¸¦ ±¸¼ºÇϽʽÿÀ. ±ÔÄ¢ÀÌ ½ÇÇàµÈ ÈÄ URI ¿¬°ü °ü°è°¡ »ç¿ë °¡´ÉÇÏ°Ô µÇ°í µ¿ÀÏÇÑ ¼¹ö ÁýÇÕÀÌ °¡µ¿ÇÏ¿© ÀÀ´äÇϸé Load Balancer´Â µ¿ÀÏÇÑ URI°¡ ÀÖ´Â »õ ¼ö½Å Ŭ¶óÀÌ¾ðÆ® ¿äûÀ» µ¿ÀÏÇÑ ¼¹ö·Î Àü´ÞÇÕ´Ï´Ù.
ÀϹÝÀûÀ¸·Î Load Balancer´Â µ¿ÀÏÇÑ ³»¿ëÀ» Á¦°øÇÏ´Â ¿©·¯ ¼¹ö·Î ¿äûÀ» ºÐ»ê½Ãų ¼ö ÀÖ½À´Ï´Ù. ij½Ã ¼¹ö ±×·ìÀÌ ÀÖ´Â Load Balancer¸¦ »ç¿ëÇÒ ¶§ ¾×¼¼½ºµÈ ³»¿ëÀÌ °á±¹ ¸ðµç ¼¹ö¿¡ ij½ÃµÇ´Â °æ¿ì°¡ ¸¹½À´Ï´Ù. À̰ÍÀº µ¿ÀÏÇÏ°Ô Ä³½ÃµÈ ³»¿ëÀ» ¿©·¯ ½Ã½ºÅÛ¿¡ º¹Á¦ÇÏ¿© ¸Å¿ì ³ôÀº Ŭ¶óÀÌ¾ðÆ® ·Îµå¸¦ Áö¿øÇÕ´Ï´Ù. À̰ÍÀº ƯÈ÷ º¼·ýÀÌ Å« À¥ »çÀÌÆ®¿¡¼ À¯¿ëÇÕ´Ï´Ù.
±×·¯³ª »ç¿ëÀÚÀÇ À¥ »çÀÌÆ®°¡ ¸Å¿ì ´Ù¾çÇÑ ³»¿ë¿¡ ´ëÇÑ Áß°£ Á¤µµÀÇ Å¬¶óÀÌ¾ðÆ® Åë½Å·®À» Áö¿øÇÏ°í »ç¿ëÀÚ°¡ º¸´Ù Å« ij½Ã¸¦ ¿©·¯ ¼¹ö¿¡ ºÐÆ÷½ÃŰ·Á´Â °æ¿ì, °¢ ij½Ã ¼¹ö¿¡ °íÀ¯ÇÑ ³»¿ëÀÌ Æ÷ÇԵǰí Load Balancer°¡ ÇØ´ç ³»¿ëÀÌ Àִ ij½Ã ¼¹ö¿¡¸¸ ¿äûÀ» ºÐ»ê½ÃŰ¸é »çÀÌÆ®ÀÇ ¼º´ÉÀÌ Çâ»óµË´Ï´Ù.
URI ¿¬°ü °ü°è¿Í ÇÔ²² Load Balancer¸¦ »ç¿ëÇϸé ij½ÃµÈ ³»¿ëÀ» °¢ ¼¹ö¿¡ ºÐ»ê½ÃÄÑ ¿©·¯ ½Ã½ºÅÛ¿¡ ÀÖ´Â ³»¿ëÀÇ Áߺ¹ ij½Ã¸¦ Á¦°ÅÇÒ ¼ö ÀÖ½À´Ï´Ù. Caching Proxy ¼¹ö¸¦ »ç¿ëÇÏ´Â ´Ù¾çÇÑ ³»¿ë ¼¹ö »çÀÌÆ®ÀÇ ¼º´ÉÀº ÀÌ·¯ÇÑ Çâ»ó ³»¿ë°ú ÇÔ²² Çâ»óµË´Ï´Ù. µ¿ÀÏÇÑ ¿äûÀ» µ¿ÀÏÇÑ ¼¹ö¿¡ Àü¼ÛÇϹǷΠ´ÜÀÏ ¼¹ö¿¡¸¸ ÀÖ´Â ³»¿ëÀ» ij½ÃÇÏ°Ô µË´Ï´Ù. È¿°úÀûÀΠij½Ã Å©±â´Â °¢°¢ÀÇ »õ ¼¹ö ½Ã½ºÅÛÀÌ Ç®¿¡ Ãß°¡µÊ¿¡ µû¶ó Áõ°¡ÇÕ´Ï´Ù.
URI ¿¬°ü °ü°è¸¦ ±¸¼ºÇÏ·Á¸é ´ÙÀ½À» ¼öÇàÇϽʽÿÀ.
Æ÷Æ® °áÇÕ ½Ã°£ÀÌ 0ÀÎ °æ¿ì(»ç¿ë ºÒ°¡´É) ±ÔÄ¢ ¸í·É¿¡ ´ëÇÑ URI ¿¬°ü °ü°è ¿É¼ÇÀº URI·Î¸¸ ¼³Á¤µÉ ¼ö ÀÖ½À´Ï´Ù. URI ¿¬°ü °ü°è°¡ ±ÔÄ¢¿¡ Ȱ¼ºÈµÇ¾î ÀÖÀ¸¸é Æ÷Æ®¿¡¼ °áÇÕ ½Ã°£Àº »ç¿ë ºÒ°¡´ÉÇÕ´Ï´Ù.
Dispatcher ±¸¼º¿ä¼ÒÀÇ °æ¿ì¿¡¸¸ ÀÌ ±â´ÉÀ» »ç¿ëÇÒ ¼ö ÀÖ½À´Ï´Ù.
DispatcherÀÇ ±¤¿ª Áö¿ø°ú nat Àü´Þ ¹æ¹ýÀ» »ç¿ëÇÏÁö ¾Ê´Â °æ¿ì, Dispatcher ½Ã½ºÅÛ ¹× ±× ¼¹ö°¡ ¸ðµÎ µ¿ÀÏÇÑ LAN ¼¼±×¸ÕÆ®¿¡ Á¢¼ÓµÇ´Â Dispatcher ±¸¼ºÀÌ ¿ä±¸µË´Ï´Ù(±×¸² 35 ÂüÁ¶). Ŭ¶óÀ̾ðÆ®ÀÇ ¿äûÀÌ Dispatcher ½Ã½ºÅÛÀ¸·Î µé¾î¿Ô´Ù°¡ ¼¹ö·Î º¸³»Áý´Ï´Ù. ¼¹ö·ÎºÎÅÍ, ÀÀ´äÀÌ °ð¹Ù·Î Ŭ¶óÀÌ¾ðÆ®¿¡°Ô º¸³»Áý´Ï´Ù.
±×¸² 35. ´ÜÀÏ LAN ¼¼±×¸ÕÆ®¸¦ ±¸¼ºÇÏ´Â ±¸¼º ¿¹Á¦
±¤¿ª Dispatcher È®ÀåÀº ¿ø°Ý ¼¹ö·Î ¾Ë·ÁÁø ¿ÀÇÁ»çÀÌÆ® ¼¹ö¿¡ ´ëÇÑ Áö¿øÀ» Ãß°¡ÇÕ´Ï´Ù(±×¸² 36 ÂüÁ¶). GRE°¡ ¿ø°Ý »çÀÌÆ®¿¡¼ Áö¿øµÇÁö ¾Ê°í DispatcherÀÇ nat Àü´Þ ¹æ¹ýÀ» »ç¿ëÇÏÁö ¾Ê´Â °æ¿ì, ¿ø°Ý »çÀÌÆ®´Â ¹Ýµå½Ã ¿ø°Ý Dispatcher ½Ã½ºÅÛ(Dispatcher 2)°ú ÀÌ ½Ã½ºÅÛ¿¡ ·ÎÄ÷ΠÁ¢¼ÓµÈ ¼¹ö(ServerG, ServerH ¹× ServerI)·Î ±¸¼ºµÇ¾î¾ß ÇÕ´Ï´Ù.
¸ðµç Dispatcher ½Ã½ºÅÛÀº °°Àº ¿î¿µ üÁ¦¸¦ »ç¿ëÇØ¾ß ÇÕ´Ï´Ù. ÀÌÁ¦ Ŭ¶óÀÌ¾ðÆ® ÆÐŶÀº ÀÎÅͳݿ¡¼ Dispatcher ½Ã½ºÅÛÀ¸·Î À̵¿Çؼ ¿©±â¿¡¼ Áö¿ªÀûÀ¸·Î ¶³¾îÁ® ÀÖ´Â ¿ø°Ý Dispatcher ½Ã½ºÅÛÀ¸·Î, ´ÙÀ½¿£ ±× Áö¿ª ³»¿¡ Á¢¼ÓµÈ ¼¹ö Áß Çϳª·Î À̵¿ÇÕ´Ï´Ù.
±×¸² 36. ·ÎÄà ¹× ¿ø°Ý ¼¹ö¸¦ »ç¿ëÇÏ´Â ±¸¼º ¿¹Á¦
ÀÌ °æ¿ì ÇϳªÀÇ Å¬·¯½ºÅÍ ÁÖ¼Ò°¡ Àü¼¼°èÀÇ ¸ðµç Ŭ¶óÀÌ¾ðÆ® ¿äûÀ» Áö¿øÇÏ¸ç ·Îµå¸¦ Àü¼¼°è¿¡ ÀÖ´Â ¼¹ö¿¡ ºÐ»ê½Ãų ¼ö ÀÖ½À´Ï´Ù.
óÀ½¿¡ ÆÐŶÀ» ¼ö½ÅÇÏ´Â Dispatcher ½Ã½ºÅÛ¿¡ ¿©ÀüÈ÷ Á¢¼ÓµÈ ·ÎÄà ¼¹ö°¡ ÀÖÀ» ¼ö ÀÖÀ¸¸ç ±× ·ÎÄà ¼¹ö¿Í ¿ø°Ý ¼¹ö°£¿¡ ·Îµå¸¦ ºÐ»ê½Ãų ¼ö ÀÖ½À´Ï´Ù.
±¤¿ª ¸í·ÉÀº º¹ÀâÇÏÁö ¾Ê½À´Ï´Ù. ±¤¿ª Áö¿øÀ» ±¸¼ºÇÏ·Á¸é ´ÙÀ½À» ¼öÇàÇϽʽÿÀ.
dscontrol server add cluster:port:server router address
¶ó¿ìÅÍ Å°¿öµå¿¡ ´ëÇÑ ÀÚ¼¼ÇÑ Á¤º¸´Â dscontrol server -- ¼¹ö ±¸¼ºÀ» ÂüÁ¶ÇϽʽÿÀ.
ÁøÀÔÁ¡ Dispatcher¿¡¼ ±Ç°íÀڴ Ư¼öÇÑ ±¸¼º ¾øÀÌ ´ëºÎºÐÀÇ Ç÷§Æû¿¡ ´ëÇØ ¿Ã¹Ù¸£°Ô ÀÛµ¿µË´Ï´Ù.
Linux
Solaris
arp -s <my_cluster_address> <my_mac_address> pub
¿ø°Ý Dispatcher¿¡¼: °¢ ¿ø°Ý Ŭ·¯½ºÅÍ ÁÖ¼Ò¿¡ ´ëÇØ ´ÙÀ½°ú °°Àº ±¸¼º ´Ü°è¸¦ ¼öÇàÇϽʽÿÀ. ¿ø°Ý Load Balancer À§Ä¡¿¡ ÀÖ´Â °í°¡¿ë¼º ±¸¼ºÀÇ °æ¿ì, »ç¿ëÀÚ´Â µÎ ½Ã½ºÅÛ ¸ðµÎ¿¡¼ ´ÙÀ½ÀÇ ´Ü°è¸¦ ¼öÇàÇØ¾ß ÇÕ´Ï´Ù.
AIX
ifconfig lo0 alias 9.67.34.123 netmask 255.255.255.255
Linux
ifconfig lo:1 9.67.34.123 netmask 255.255.255.255 up
Solaris
Windows 2000
dscontrol executor configure 9.55.30.45
±×¸² 37. ¿ø°Ý Load BalancerÀÇ ±¤¿ª ±¸¼º ¿¹Á¦
ÀÌ ¿¹Á¦´Â ±×¸² 37¿¡ ¼³¸íµÈ ±¸¼º¿¡ Àû¿ëµË´Ï´Ù.
´ÙÀ½Àº Æ÷Æ® 80¿¡¼ Ŭ·¯½ºÅÍ ÁÖ¼Ò xebec¸¦ Áö¿øÇϱâ À§ÇØ Dispatcher ½Ã½ºÅÛÀ» ±¸¼ºÇÏ´Â ¹æ¹ýÀÔ´Ï´Ù. LB1ÀÌ ¡ºÁøÀÔÁ¡¡» Load Balancer·Î Á¤Àǵ˴ϴÙ. ÀÌ´õ³Ý ¿¬°á·Î °¡Á¤ÇÕ´Ï´Ù. LB1¿¡ 5°³ÀÇ ¼¹ö, Áï 3°³ÀÇ ·ÎÄà ¼¹ö(ServerA, ServerB, ServerC) ¹× 2°³ÀÇ ¿ø°Ý ¼¹ö(LB2 ¹× LB3)°¡ Á¤ÀǵǾî ÀÖ´Ù´Â Á¡¿¡ À¯ÀÇÇϽʽÿÀ. ¿ø°Ý LB2 ¹× LB3¿¡´Â °¢°¢ 3°³ÀÇ ·ÎÄà ¼¹ö°¡ Á¤ÀǵǾî ÀÖ½À´Ï´Ù.
ù ¹øÂ° Dispatcher(LB1)ÀÇ Äֿܼ¡¼ ´ÙÀ½À» ¼öÇàÇϽʽÿÀ.
dscontrol executor start
dscontrol executor set nfa LB1
dscontrol cluster add xebec
dscontrol port add xebec:80
dscontrol executor configure LB1 ¹× ¶ÇÇÑ clusteraddr·Î¼ xebec¸¦ ±¸¼ºÇϽʽÿÀ.
dscontrol executor configure xebec
µÎ ¹øÂ° Dispatcher(LB2)ÀÇ Äֿܼ¡¼ ´ÙÀ½À» ¼öÇàÇϽʽÿÀ.
dscontrol executor start
dscontrol executor set nfa LB2
dscontrol cluster add xebec
dscontrol port add xebec:80
dscontrol executor configure LB2
¼¼ ¹øÂ° Dispatcher(LB3)ÀÇ Äֿܼ¡¼ ´ÙÀ½À» ¼öÇàÇϽʽÿÀ.
dscontrol executor start
dscontrol executor set nfa LB3
dscontrol cluster add xebec
dscontrol port add xebec:80
dscontrol executor configure LB3
GRE(ÀÏ¹Ý °æ·Î ÁöÁ¤ ĸ½¶È)´Â RFC 1701 ¹× RFC 1702¿¡ ÁöÁ¤µÈ ÀÎÅÍ³Ý ÇÁ·ÎÅäÄÝÀÔ´Ï´Ù. Load Balancer´Â GRE¸¦ »ç¿ëÇÏ¿© IP/GRE ÆÐŶ ³»ÀÇ Å¬¶óÀÌ¾ðÆ® IP ÆÐŶÀ» ĸ½¶ÈÇÏ¿© GRE¸¦ Áö¿øÇÏ´Â OS/390°ú °°Àº ¼¹ö Ç÷§Æû¿¡ Àü´ÞÇÒ ¼ö ÀÖ½À´Ï´Ù.
GRE Áö¿øÀ» »ç¿ëÇϸé Dispatcher ±¸¼º¿ä¼Ò´Â ÇϳªÀÇ MAC ÁÖ¼Ò¿¡ ¿¬°üµÈ ¿©·¯ ¼¹ö ÁÖ¼Ò·Î ÆÐŶÀ» ·Îµå ¹ë·±½ºÇÒ ¼ö ÀÖ½À´Ï´Ù.
Load Balancer°¡ WAN ±â´ÉÀÇ ÀϺηΠGRE¸¦ ±¸ÇöÇÕ´Ï´Ù. ±×·¯¸é Load Balancer´Â GRE ÆÐŶÀ» ¿ ¼ö ÀÖ´Â ¸ðµç ¼¹ö ½Ã½ºÅÛ¿¡ ±¤¿ª ·Îµå ¹ë·±½º¸¦ Á÷Á¢ Á¦°øÇÒ ¼ö ÀÖ½À´Ï´Ù. ¿ø°Ý ¼¹ö°¡ ĸ½¶È GRE ÆÐŶÀ» Áö¿øÇÏ´Â °æ¿ì, ¿ø°Ý »çÀÌÆ®¿¡ Load Balancer¸¦ ¼³Ä¡ÇÒ Çʿ䰡 ¾ø½À´Ï´Ù. Load Balancer´Â 3735928559 10Áø¼ö °ª¿¡ ¼³Á¤µÈ GRE Ű Çʵå·Î WAN ÆÐŶÀ» ĸ½¶ÈÇÕ´Ï´Ù.
±×¸² 38. GRE¸¦ Áö¿øÇÏ´Â ¼¹ö Ç÷§ÆûÀÇ ±¤¿ª ±¸¼º ¿¹Á¦
ÀÌ ¿¹Á¦(±×¸² 38)¿¡¼ GRE¸¦ Áö¿øÇÏ´Â ¿ø°Ý ServerD¸¦ Ãß°¡ÇÏ·Á¸é cluster:port:server °èÃþ¿¡ WAN ¼¹ö¸¦ Á¤ÀÇÇÑ °Í°ú ¸¶Âù°¡Áö·Î Load Balancer ±¸¼º ³»¿¡ ServerD¸¦ Á¤ÀÇÇϽʽÿÀ.
dscontrol server add cluster:port:ServerD router Router1
Linux¿¡´Â Load Balancer°¡ Linux/390 ¼¹ö À̹ÌÁö(¿©±â¼ ¸¹Àº ¼¹ö À̹ÌÁö°¡ MAC ÁÖ¼Ò¸¦ °øÀ¯ÇÔ)¿¡ ´ëÇÑ ·Îµå ¹ë·±½º¸¦ À¯ÁöÇÒ ¼ö ÀÖµµ·Ï GRE¸¦ ĸ½¶ÈÇÏ´Â °íÀ¯ÇÑ ±â´ÉÀÌ ÀÖ½À´Ï´Ù. ÀÌ ±â´ÉÀº ÁøÀÔÁ¡ Load Balancer°¡ ¿ø°ÝÁö¿¡¼ Load Balancer¸¦ °æÀ¯ÇÏÁö ¾Ê°í, Linux WAN ¼¹ö¿¡ Á÷Á¢ ·Îµå ¹ë·±½º¸¦ ¼öÇàÇÒ ¼ö ÀÖµµ·Ï Çã¿ëÇÕ´Ï´Ù. ¶ÇÇÑ ÁøÀÔÁ¡ Load BalancerÀÇ ±Ç°íÀÚ°¡ °¢°¢ÀÇ ¿ø°Ý ¼¹ö¿Í Á÷Á¢ ÀÛ¾÷ÇÒ ¼ö ÀÖ°Ô ÇØÁÝ´Ï´Ù.
ÁøÀÔÁ¡ Load Balancer¿¡¼, WAN¿¡ ´ëÇÏ¿© ¼³¸íµÈ ´ë·Î ±¸¼ºÇϽʽÿÀ.
°¢°¢ÀÇ Linux ¹é¿£µå ¼¹ö¸¦ ±¸¼ºÇÏ·Á¸é, ´ÙÀ½°ú °°Àº ¸í·ÉÀ» ·çÆ®·Î ¹ßÇàÇϽʽÿÀ. (ÀÌµé ¸í·ÉÀ» ½Ã½ºÅÛÀÇ ½ÃÀÛ ±â´É¿¡ Ãß°¡ÇÏ¿© º¯°æ»çÇ×ÀÌ ÀçºÎÆÃ ½Ã º¸Á¸µÇµµ·Ï ÇÒ ¼ö ÀÖ½À´Ï´Ù.)
# modprobe ip_gre # ip tunnel add gre-nd mode gre ikey 3735928559 # ip link set gre-nd up # ip addr add cluster address dev gre-nd
ÀϹÝÀûÀ¸·Î, DispatcherÀÇ ·Îµå ¹ë·±½º ±â´ÉÀº Á¦Ç°ÀÌ »ç¿ëµÇ´Â »çÀÌÆ®ÀÇ ³»¿ë°ú´Â °ü°è¾øÀÌ ÀÛµ¿µË´Ï´Ù. ±×·¯³ª »çÀÌÆ® ³»¿ëÀÌ Áß¿äÇÒ ¼ö ÀÖÀ¸¸ç ³»¿ë¿¡ ´ëÇÑ °áÁ¤ÀÌ DispatcherÀÇ È¿À²¼º¿¡ »ó´çÇÑ ¿µÇâÀ» ÁÙ ¼ö ÀÖ´Â ÇϳªÀÇ ¿µ¿ªÀÌ ÀÖ½À´Ï´Ù. ÀÌ ¿µ¿ªÀº ¸µÅ© ÁÖ¼Ò ÁöÁ¤ ¿µ¿ªÀÔ´Ï´Ù.
»ç¿ëÀÚ ÆäÀÌÁö¿¡¼ »çÀÌÆ®ÀÇ °³º° ¼¹ö¸¦ °¡¸®Å°´Â ¿¬°áÀ» ÁöÁ¤ÇÒ ¶§ Ŭ¶óÀÌ¾ðÆ®°¡ ½ÇÁ¦·Î ƯÁ¤ ½Ã½ºÅÛÀ¸·Î À̵¿ÇÏ°Ô µÇ¹Ç·Î ´Ù¸¥ °æ¿ì¶ó¸é ÀϾÁö ¾Ê´Â ·Îµå ¹ë·±½º ±â´ÉÀÌ »ý·«µË´Ï´Ù. ÀÌ·¯ÇÑ ÀÌÀ¯·Î Ç×»ó »ç¿ëÀÚ ÆäÀÌÁö¿¡ Æ÷ÇÔµÈ ¸µÅ©¿¡¼ DispatcherÀÇ ÁÖ¼Ò¸¦ »ç¿ëÇÏ´Â °ÍÀÌ ÁÁ½À´Ï´Ù. »ç¿ëÀÚ »çÀÌÆ®¿¡¼ µ¿ÀûÀ¸·Î HTMLÀ» ÀÛ¼ºÇÏ´Â ÀÚµ¿È ÇÁ·Î±×·¡¹ÖÀ» »ç¿ëÇÒ °æ¿ì, »ç¿ëµÇ´Â ÁÖ¼Ò ÁöÁ¤ Á¾·ù°¡ Ç×»ó ¸í¹éÇÏÁö ¾ÊÀ» ¼öµµ ÀÖ´Ù´Â Á¡¿¡ À¯ÀÇÇϽʽÿÀ. ·Îµå ¹ë·±½º¸¦ ÃÖ´ëÈÇÏ·Á¸é ¸í½ÃÀû ÁÖ¼Ò ÁöÁ¤¿¡ À¯ÀÇÇÏ¿© °¡´ÉÇÑ À̸¦ ÇÇÇØ¾ß ÇÕ´Ï´Ù.
»ç¼³ ³×Æ®¿öÅ©¸¦ »ç¿ëÇÏ¿© Dispatcher¿Í TCP ¼¹ö ½Ã½ºÅÛÀ» ¼³Á¤ÇÒ ¼ö ÀÖ½À´Ï´Ù. ÀÌ ±¸¼ºÀ» »ç¿ëÇÏ¸é ¼º´É¿¡ ¿µÇâÀ» ÁÙ ¼ö ÀÖ´Â °ø¿ë ¶Ç´Â ¿ÜºÎ ³×Æ®¿öÅ©¿¡¼ÀÇ È¸¼± °æÇÕÀÌ ÁÙ¾îµé ¼ö ÀÖ½À´Ï´Ù.
AIX¿¡¼ ÀÌ ±¸¼ºÀº Dispatcher ¹× TCP ¼¹ö ½Ã½ºÅÛÀ» SP ÇÁ·¹ÀÓÀÇ ³ëµå¿¡¼ ½ÇÇàÇÒ °æ¿ì, SP(TM) High Performance SwitchÀÇ ºü¸¥ ¼Óµµ¸¦ ÀÌ¿ëÇÒ ¼öµµ ÀÖ½À´Ï´Ù.
»ç¼³ ³×Æ®¿öÅ©¸¦ ÀÛ¼ºÇÏ·Á¸é °¢ ½Ã½ºÅÛ¿¡´Â ÃÖ¼Ò µÎ °³ÀÇ LAN Ä«µå°¡ ÇÊ¿äÇϸç, Ä«µå Áß Çϳª´Â »ç¼³ ³×Æ®¿öÅ©¿¡ ¿¬°áµÇ¾î ÀÖ¾î¾ß ÇÕ´Ï´Ù. ´Ù¸¥ ¼ºê³Ý¿¡¼ µÎ ¹øÂ° LAN Ä«µåµµ ±¸¼ºÇØ¾ß ÇÕ´Ï´Ù. ±×·¯¸é Dispatcher ½Ã½ºÅÛÀº Ŭ¶óÀÌ¾ðÆ® ¿äûÀ» »ç¼³ ³×Æ®¿öÅ©¸¦ ÅëÇØ TCP ¼¹ö ½Ã½ºÅÛ¿¡ Àü¼ÛÇÕ´Ï´Ù.
Windows 2000: ´ÙÀ½ ¸í·ÉÀ» ½ÇÇàÇϽʽÿÀ.
dsconfig en1 10.0.0.x netmask 255.255.255.0
¿©±â¼ en1Àº Dispatcher ½Ã½ºÅÛ¿¡¼ µÎ ¹øÂ° ÀÎÅÍÆäÀ̽º Ä«µåÀÇ À̸§À̰í 10.0.0.x´Â µÎ ¹øÂ° ÀÎÅÍÆäÀ̽º Ä«µåÀÇ ³×Æ®¿öÅ© ÁÖ¼ÒÀ̸ç 255.255.255.0Àº »ç¼³ ³×Æ®¿öÅ©ÀÇ ³Ý¸¶½ºÅ©ÀÔ´Ï´Ù.
dscontrol server add ¸í·ÉÀ» »ç¿ëÇÏ¿© Ãß°¡µÈ ¼¹ö´Â »ç¼³ ³×Æ®¿öÅ© ÁÖ¼Ò¸¦ »ç¿ëÇÏ¿© Ãß°¡µÇ¾î¾ß ÇÕ´Ï´Ù. ¿¹¸¦ µé¾î, ±×¸² 39¿¡ ³ª¿Í ÀÖ´Â Apple ¼¹ö ¿¹Á¦ÀÇ °æ¿ì´Â ´ÙÀ½°ú °°ÀÌ ÄÚµùµÇ¾î¾ß ÇÕ´Ï´Ù.
dscontrol server add cluster_address:80:10.0.0.1
´ÙÀ½°ú °°ÀÌ ÄÚµùÇØ¼´Â ¾ÈµË´Ï´Ù.
dscontrol server add cluster_address:80:9.67.131.18
Site Selector¸¦ »ç¿ëÇÏ¿© Dispatcher¿¡ ·Îµå Á¤º¸¸¦ Á¦°øÇÒ °æ¿ì, Site Selector¸¦ ±¸¼ºÇÏ¿© °³ÀÎ ÁÖ¼Ò¿¡ ´ëÇÑ ·Îµå¸¦ º¸°íÇØ¾ß ÇÕ´Ï´Ù.
±×¸² 39. Dispatcher¸¦ »ç¿ëÇÏ´Â »ç¼³ ³×Æ®¿öÅ© ¿¹Á¦
Dispatcher ±¸¼º¿ä¼ÒÀÇ °æ¿ì¿¡¸¸ »ç¼³ ³×Æ®¿öÅ© ±¸¼ºÀÌ Àû¿ëµË´Ï´Ù.
Dispatcher ±¸¼º¿ä¼ÒÀÇ °æ¿ì¿¡¸¸ ¿ÍÀϵå Ä«µå Ŭ·¯½ºÅ͸¦ »ç¿ëÇÑ ¼¹ö ±¸¼º Á¶ÇÕÀÌ Àû¿ëµË´Ï´Ù.
¡º¿ÍÀϵå Ä«µå¡»´Â ¿©·¯ °³ÀÇ IP ÁÖ¼Ò¿Í ÀÏÄ¡ÇÒ ¼ö Àִ Ŭ·¯½ºÅÍÀÇ ±â´É(Áï, ¿ÍÀϵå Ä«µåÀÇ ¿ªÇÒÀ» ÇÏ´Â)À» ³ªÅ¸³À´Ï´Ù. ¿ÍÀϵå Ä«µå Ŭ·¯½ºÅ͸¦ ÁöÁ¤ÇÏ´Â µ¥ Ŭ·¯½ºÅÍ ÁÖ¼Ò 0.0.0.0ÀÌ »ç¿ëµË´Ï´Ù.
·Îµå ¹ë·±½º¸¦ ¼öÇàÇÒ Å¬·¯½ºÅÍ ÁÖ¼Ò°¡ ¸¹°í Æ÷Æ®/¼¹ö ±¸¼ºÀÌ »ç¿ëÀÚÀÇ ¸ðµç Ŭ·¯½ºÅÍ¿¡ ´ëÇØ µ¿ÀÏÇÑ °æ¿ì, Ŭ·¯½ºÅ͸¦ ÇϳªÀÇ ¿ÍÀϵå Ä«µå ±¸¼ºÀ¸·Î Á¶ÇÕÇÒ ¼ö ÀÖ½À´Ï´Ù.
Dispatcher ¿öÅ©½ºÅ×À̼ÇÀÇ ³×Æ®¿öÅ© ¾î´ðÅÍ Áß Çϳª¿¡ °¢ Ŭ·¯½ºÅÍ ÁÖ¼Ò¸¦ ¸í½ÃÀûÀ¸·Î ±¸¼ºÇØ¾ß ÇÕ´Ï´Ù. ±×·¯³ª dscontrol cluster add ¸í·ÉÀ» »ç¿ëÇÏ¿© Dispatcher ±¸¼º¿¡ Ŭ·¯½ºÆ® ÁÖ¼Ò Áß ¾î´À °Íµµ Ãß°¡Çؼ´Â ¾ÈµË´Ï´Ù.
¿ÍÀϵå Ä«µå Ŭ·¯½ºÅÍ(ÁÖ¼Ò 0.0.0.0)¸¸ Ãß°¡ÇÑ ÈÄ ·Îµå ¹ë·±½º¿¡ ÇÊ¿äÇÑ ¸¸Å Æ÷Æ®¿Í ¼¹ö¸¦ ±¸¼ºÇϽʽÿÀ. ¾î´ðÅÍ ±¸¼º ÁÖ¼Ò¿¡ ´ëÇÑ Åë½Å·®ÀÌ ¿ÍÀϵå Ä«µå ±¸¼ºÀ» »ç¿ëÇÏ¿© ·Îµå ¹ë·±½º¸¦ ¼öÇàÇÏ°Ô µË´Ï´Ù.
ÀÌ·¯ÇÑ Á¢±Ù ¹æ¹ýÀÇ ÀÌÁ¡Àº À̵¿ÇÒ ÃÖ»óÀÇ ¼¹ö¸¦ °áÁ¤ÇÒ ¶§ ¸ðµç Ŭ·¯½ºÅÍ ÁÖ¼Ò¿¡ ´ëÇÑ Åë½Å·®À» °í·ÁÇÑ´Ù´Â Á¡ÀÔ´Ï´Ù. ÇϳªÀÇ Å¬·¯½ºÅͰ¡ ¸¹Àº Åë½Å·®À» È®º¸ÇÏ°í ¼¹ö Áß Çϳª¿¡¼ ´Ù¼öÀÇ È°¼º ¿¬°á ¼ö¸¦ ÀÛ¼ºÇßÀ¸¸é, ´Ù¸¥ Ŭ·¯½ºÅÍ ÁÖ¼Ò¿¡ ´ëÇÑ Åë½Å·®Àº ÀÌ Á¤º¸¸¦ »ç¿ëÇÏ¿© ·Îµå ¹ë·±½º¸¦ ¼öÇàÇÏ°Ô µË´Ï´Ù.
°íÀ¯ Æ÷Æ®/¼¹ö ±¸¼ºÀÌ Àִ Ŭ·¯½ºÅÍ ÁÖ¼Ò¿Í °øÅë ±¸¼ºÀÌ Àִ Ŭ·¯½ºÅÍ ÁÖ¼Ò°¡ ¸î °¡Áö¾¿ ÀÖ´Â °æ¿ì, ½ÇÁ¦ Ŭ·¯½ºÅÍ¿Í ¿ÍÀϵå Ä«µå Ŭ·¯½ºÅ͸¦ Á¶ÇÕÇÒ ¼ö ÀÖ½À´Ï´Ù. °íÀ¯ ±¸¼ºÀº °¢°¢ ½ÇÁ¦ Ŭ·¯½ºÅÍ ÁÖ¼Ò¿¡ ÁöÁ¤µÇ¾î¾ß ÇÕ´Ï´Ù. ¸ðµç °øÅë ±¸¼ºÀº ¿ÍÀϵå Ä«µå Ŭ·¯½ºÅÍ¿¡ ÁöÁ¤µÉ ¼ö ÀÖ½À´Ï´Ù.
Dispatcher ±¸¼º¿ä¼ÒÀÇ °æ¿ì¿¡¸¸ ¿ÍÀϵå Ä«µå Ŭ·¯½ºÅ͸¦ ¹æÈº® ·Îµå ¹ë·±½º°¡ Àû¿ëµË´Ï´Ù. ¿ÍÀϵå Ä«µå Ŭ·¯½ºÅ͸¦ ÁöÁ¤ÇÏ´Â µ¥ Ŭ·¯½ºÅÍ ÁÖ¼Ò 0.0.0.0ÀÌ »ç¿ëµË´Ï´Ù.
Dispatcher ¿öÅ©½ºÅ×À̼ÇÀÇ ³×Æ®¿öÅ© ¾î´ðÅÍ¿¡¼ ¸í½ÃÀûÀ¸·Î ±¸¼ºµÇÁö ¾ÊÀº ÁÖ¼Ò¿¡ ´ëÇÑ Åë½Å·® ·Îµå ¹ë·±½º¸¦ ¼öÇàÇÏ´Â µ¥ ¿ÍÀϵå Ä«µå Ŭ·¯½ºÅ͸¦ »ç¿ëÇÒ ¼ö ÀÖ½À´Ï´Ù. ÀÌ·¸°Ô ÀÛ¾÷ÇÏ·Á¸é, Dispatcher´Â ÃÖ¼ÒÇÑ ·Îµå ¹ë·±½º¸¦ ¼öÇàÇÒ ¸ðµç Åë½Å·®À» ¾Ë ¼ö ÀÖ¾î¾ß ÇÕ´Ï´Ù. Dispatcher ¿öÅ©½ºÅ×À̼ÇÀº ¾î¶² Åë½Å·® ÁýÇÕÀÇ ±âº» ¶ó¿ìÆ®·Î¼ ¼³Á¤µÇÁö ¾ÊÀº °æ¿ì, ±× ³×Æ®¿öÅ© ¾î´ðÅÍ Áß Çϳª¿¡¼ ¸í½ÃÀûÀ¸·Î ±¸¼ºµÇÁö ¾ÊÀº ÁÖ¼Ò¿¡ ´ëÇÑ Åë½Å·®Àº ¾ËÁö ¸øÇÕ´Ï´Ù.
ÀÏ´Ü Dispatcher°¡ ±âº» ¶ó¿ìÆ®·Î ±¸¼ºµÇ¾úÀ¸¸é, Dispatcher ½Ã½ºÅÛÀ» ÅëÇÑ TCP ¶Ç´Â UDP Åë½Å·®Àº ¿ÍÀϵå Ä«µå Ŭ·¯½ºÅÍ ±¸¼ºÀ» ÅëÇØ ·Îµå ¹ë·±½º°¡ Á¶Á¤µË´Ï´Ù.
ÀÌ Áß ÇϳªÀÇ ÀÀ¿ëÇÁ·Î±×·¥Àº ¹æÈº® ·Îµå ¹ë·±½º¸¦ ¼öÇàÇÏ°Ô µË´Ï´Ù. ¹æÈº®ÀÌ ¸ñÀûÁö ÁÖ¼Ò¿Í ¸ñÀûÁö Æ÷Æ®¿¡ ´ëÇØ ÆÐŶÀ» ó¸®ÇÒ ¼ö ÀÖÀ¸¹Ç·Î ¸ñÀûÁö ÁÖ¼Ò ¹× Æ÷Æ®¿¡ °ü°è¾øÀÌ Åë½Å·® ·Îµå ¹ë·±½º¸¦ ¼öÇàÇÒ ¼ö ÀÖ¾î¾ß ÇÕ´Ï´Ù.
¹æÈº®Àº ºñº¸¾È Ŭ¶óÀÌ¾ðÆ®¿¡¼ º¸¾È Ŭ¶óÀÌ¾ðÆ®±îÁöÀÇ Åë½Å·®°ú º¸¾È ¼¹öÀÇ ÀÀ´ä, º¸¾ÈÃøÀÇ Å¬¶óÀÌ¾ðÆ®¿¡¼ ºñº¸¾ÈÃøÀÇ ¼¹ö±îÁöÀÇ Åë½Å·®°ú ÀÀ´äÀ» ó¸®ÇÏ´Â µ¥ »ç¿ëµË´Ï´Ù.
µÎ ´ëÀÇ Dispatcher ½Ã½ºÅÛÀ» ¼³Á¤ÇØ¾ß Çϴµ¥, Çϳª´Â ºñº¸¾È ¹æÈº® ÁÖ¼Ò¿¡ ´ëÇÑ ºñº¸¾È Åë½Å·®ÀÇ ·Îµå ¹ë·±½º¸¦ À§ÇÑ °ÍÀÌ°í ¶Ç Çϳª´Â º¸¾È ¹æÈº® ÁÖ¼Ò¿¡ ´ëÇÑ º¸¾È Åë½Å·®ÀÇ ·Îµå ¹ë·±½º¸¦ À§ÇÑ °ÍÀÔ´Ï´Ù. À̵é Dispatcher ¸ðµÎ ¼·Î ´Ù¸¥ ¼¹ö ÁÖ¼Ò ÁýÇÕÀ» °¡Áø ¿ÍÀϵå Ä«µå Ŭ·¯½ºÅÍ¿Í ¿ÍÀϵå Ä«µå Æ÷Æ®¸¦ »ç¿ëÇØ¾ß ÇϹǷÎ, µÎ Dispatcher´Â º°µµÀÇ µÎ °³ÀÇ ¿öÅ©½ºÅ×À̼ǿ¡ ÀÖ¾î¾ß ÇÕ´Ï´Ù.
Dispatcher ±¸¼º¿ä¼ÒÀÇ °æ¿ì¿¡¸¸ Åõ¸í ÇÁ·Ï½Ã¸¦ À§ÇØ Caching Proxy°¡ ÀÖ´Â ¿ÍÀϵå Ä«µå Ŭ·¯½ºÅÍ »ç¿ëÀÌ Àû¿ëµË´Ï´Ù. ¿ÍÀϵå Ä«µå Ŭ·¯½ºÅ͸¦ ÁöÁ¤ÇÏ´Â µ¥ Ŭ·¯½ºÅÍ ÁÖ¼Ò 0.0.0.0ÀÌ »ç¿ëµË´Ï´Ù.
¿ÍÀϵå Ä«µå Ŭ·¯½ºÅÍ ±â´ÉÀ¸·Î Dispatcher´Â Dispatcher¿Í µ¿ÀÏÇÑ »óÀÚ¿¡ ÀÖ´Â Caching Proxy ¼¹öÀÇ Åõ¸í ÇÁ·Ï½Ã ±â´ÉÀ» ÀÛµ¿½ÃŰ´Â µ¥ »ç¿ëµÉ ¼öµµ ÀÖ½À´Ï´Ù. ÀÌ ±â´ÉÀº Dispatcher ±¸¼º¿ä¼Ò¿¡¼ ¿î¿µ üÁ¦ÀÇ TCP ±¸¼º¿ä¼Ò·ÎÀÇ Åë½ÅÀÌ ÀÖ¾î¾ß ÇϹǷΠAIX ±â´É Àü¿ëÀÔ´Ï´Ù.
ÀÌ ±â´ÉÀ» »ç¿ëÇÏ·Á¸é Æ÷Æ® 80¿¡¼ Ŭ¶óÀÌ¾ðÆ® ¿äûÀ» ÀνÄÇÏ´Â Caching Proxy¸¦ ½ÃÀÛÇØ¾ß ÇÕ´Ï´Ù. ±×·± ´ÙÀ½ ¿ÍÀϵå Ä«µå Ŭ·¯½ºÅÍ(0.0.0.0)¸¦ ±¸¼ºÇÕ´Ï´Ù. ¿ÍÀϵå Ä«µå Ŭ·¯½ºÅÍ¿¡¼ Æ÷Æ® 80À» ±¸¼ºÇÕ´Ï´Ù. Æ÷Æ® 80¿¡¼´Â À¯ÀÏÇÑ ¼¹ö·Î¼ Dispatcher ½Ã½ºÅÛÀÇ NFA¸¦ ±¸¼ºÇÕ´Ï´Ù. ÀÌÁ¦ Æ÷Æ® 80ÀÇ ÁÖ¼Ò¿¡ ´ëÇÑ Å¬¶óÀÌ¾ðÆ® Åë½Å·®Àº Dispatcher ¿öÅ©½ºÅ×À̼ǿ¡¼ ½ÇÇà ÁßÀÎ Caching Proxy ¼¹ö·Î Àü´ÞµË´Ï´Ù. ±×·¯¸é Ŭ¶óÀÌ¾ðÆ® ¿äûÀº Æò¼Ò¿Í °°ÀÌ ÇÁ·Ï½ÃµÇ¸ç ÀÀ´äÀº Caching Proxy¿¡¼ Ŭ¶óÀÌ¾ðÆ®·Î ´Ù½Ã Àü¼ÛµË´Ï´Ù. ÀÌ ¸ðµå¿¡¼ Dispatcher ±¸¼º¿ä¼Ò´Â ¾î¶² ·Îµå ¹ë·±½ºµµ ¼öÇàÇÏÁö ¾Ê½À´Ï´Ù.
¿ÍÀϵå Ä«µå Æ÷Æ®´Â ¸í½ÃÀûÀ¸·Î ±¸¼ºµÈ Æ÷Æ®¿ëÀÌ ¾Æ´Ñ Åë½Å·®À» ó¸®ÇÏ´Â µ¥ »ç¿ëµÉ ¼ö ÀÖ½À´Ï´Ù. ÀÌ Áß Çϳª´Â ¹æÈº® ·Îµå ¹ë·±½º¸¦ À§ÇØ »ç¿ëµË´Ï´Ù. ±¸¼ºµÇ¾î ÀÖÁö ¾ÊÀº Æ÷Æ®¿¡ ´ëÇÑ Åë½Å·®ÀÌ Àû´çÇÏ°Ô Ã³¸®µÇµµ·Ï µÎ ¹øÂ° °ÍÀÌ »ç¿ëµË´Ï´Ù. ¼¹ö¾øÀÌ ¿ÍÀϵå Ä«µå Æ÷Æ®¸¦ Á¤ÀÇÇÏ¿© ±¸¼ºµÇÁö ¾ÊÀº Æ÷Æ®¿¡ ´ëÇÑ ¿äûÀÌ ¿î¿µ üÁ¦·Î ´Ù½Ã Àü´ÞµÇÁö ¾Ê°í ¹ö·ÁÁö°Ô µË´Ï´Ù. Æ÷Æ® ¹øÈ£ 0Àº ´ÙÀ½°ú °°Àº ¿ÍÀϵåÄ«µå Æ÷Æ®¸¦ ÁöÁ¤ÇÕ´Ï´Ù.
dscontrol port add cluster:0
Dispatcher ±¸¼º¿ä¼ÒÀÇ °æ¿ì¿¡¸¸ ÀÌ ±â´ÉÀ» »ç¿ëÇÒ ¼ö ÀÖ½À´Ï´Ù.
Dispatcher¿¡¼´Â ÀáÀçÀû "¼ºñ½º °ÅºÎ" ÁßÁö¸¦ °¨ÁöÇÏ¿© °æº¸·Î °ü¸®ÀÚ¿¡°Ô ÅëÁöÇÏ´Â ±â´ÉÀ» Á¦°øÇÕ´Ï´Ù. Dispatcher´Â ¼¹öÀÇ ¹æ´ëÇÑ ¾çÀÇ ¹Ý°³¹æ TCP ¿¬°á¿¡ ´ëÇÑ ¼ö½Å ¿äû, ´Ü¼øÇÑ ¼ºñ½º °ÅºÎ ÁßÁöÀÇ ÀϹÝÀû Ư¡À» ºÐ¼®ÇÏ¿© ÀÌ ±â´ÉÀ» ¼öÇàÇÕ´Ï´Ù. ¼ºñ½º °ÅºÎ ÁßÁö ½Ã, »çÀÌÆ®´Â ¸¹Àº Ãâ¹ßÁö IP ÁÖ¼Ò ¹× Ãâ¹ßÁö Æ÷Æ® ¹øÈ£¿¡¼ ¸¹Àº ¾çÀÇ Á¶¸³µÈ SYN ÆÐŶÀ» ¹ÞÁö¸¸ TCP ¿¬°á¿¡ ´ëÇÑ ÈÄ¼Ó ÆÐŶÀº ¹ÞÁö ¾Ê½À´Ï´Ù. µû¶ó¼ ¼¹öÀÇ ¹Ý°³¹æ TCP ¿¬°á ¼ö°¡ ¸¹¾ÆÁö°í ½Ã°£ÀÌ Áö³ª¸é¼ ¼¹ö°¡ ´À·ÁÁ®¼ »õ ¼ö½Å ¿¬°áÀ» ¹ÞÀ» ¼ö ¾ø°Ô µË´Ï´Ù.
Load Balancer´Â °ü¸®ÀÚ¿¡°Ô °¡´ÉÇÑ ¼ºñ½º °ÅºÎ ÁßÁö¸¦ °æº¸Çϵµ·Ï »ç¿ëÀÚ Á¤ÀÇÇÒ ¼ö ÀÖ´Â ½ºÅ©¸³Æ®¸¦ Æ®¸®°ÅÇÏ´Â »ç¿ëÀÚ ¿¢½ÃÆ®¸¦ Á¦°øÇÕ´Ï´Ù.
Dispatcher´Â ...ibm/edge/lb/servers/samples µð·ºÅ丮¿¡ ´ÙÀ½ÀÇ ¿¹Á¦ ½ºÅ©¸³Æ® ÆÄÀÏÀ» Á¦°øÇÕ´Ï´Ù.
ÆÄÀÏÀ» ½ÇÇàÇÏ·Á¸é ¿¹Á¦ ½ºÅ©¸³Æ®¸¦ ...ibm/edge/lb/servers/bin µð·ºÅ丮·Î À̵¿ÇÏ¿© È®ÀåÀÚ°¡ ".sample"ÀÎ ÆÄÀÏÀ» Á¦°ÅÇϽʽÿÀ.
DoS ÁßÁö °¨Áö¸¦ ±¸ÇöÇÏ·Á¸é, ´ÙÀ½°ú °°ÀÌ dscontrol port ¸í·É¿¡¼ maxhalfopen ¸Å°³º¯¼ö¸¦ ¼³Á¤ÇϽʽÿÀ.
dscontrol port set 127.40.56.1:80 maxhalfopen 1000
À§ÀÇ ¿¹Á¦¿¡¼ Dispatcher´Â ÇöÀçÀÇ ¹Ý°³¹æ ÃÑ ¿¬°á ¼ö(Æ÷Æ® 80ÀÇ 127.40.56.1 Ŭ·¯½ºÅÍ¿¡ ÀÖ´Â ¸ðµç ¼¹ö)¸¦ ÀÓ°èÄ¡ °ª 1000(maxhalfopen ¸Å°³º¯¼ö·Î ÁöÁ¤µÊ)°ú ºñ±³ÇÕ´Ï´Ù. ÇöÀçÀÇ ¹Ý°³¹æ ¿¬°á ¼ö°¡ ÀÓ°èÄ¡¸¦ ÃʰúÇÏ¸é °æº¸ ½ºÅ©¸³Æ®(halfOpenAlert)¸¦ È£ÃâÇÕ´Ï´Ù. ¹Ý°³¹æ ¿¬°á ¼ö°¡ ÀÓ°èÄ¡ ÀÌÇÏ·Î ¶³¾îÁö¸é ´Ù¸¥ °æº¸ ½ºÅ©¸³Æ®(halfOpenAlertDone)¸¦ È£ÃâÇÏ¿© ÁßÁö°¡ Á¾·áµÇ¾úÀ½À» Ç¥½ÃÇÕ´Ï´Ù.
maxhalfopen °ª ¼³Á¤ ¹æ¹ýÀ» °áÁ¤ÇÏ·Á¸é ´ÙÀ½À» ¼öÇàÇϽʽÿÀ. »çÀÌÆ®ÀÇ Åë½Å·®ÀÌ º¸Åë¿¡¼ ¸¹¾ÆÁö¸é, Á¤±âÀûÀ¸·Î(10ºÐ¸¶´Ù) ¹Ý°³¹æ ¿¬°á º¸°í¼(dscontrol port halfopenaddressreport cluster:port)¸¦ ½ÇÇàÇϽʽÿÀ. ¹Ý°³¹æ ¿¬°á º¸°í¼´Â ÇöÀçÀÇ "¼ö½ÅµÈ ÃÑ ¹Ý°³¹æ ¿¬°á"À» ¸®ÅÏÇÕ´Ï´Ù. »ç¿ëÀÚÀÇ »çÀÌÆ®¿¡ ¿¬°áµÇ´Â °¡Àå ¸¹Àº ¹Ý°³¹æ ¿¬°á ¼öº¸´Ù Å« 50% - 200%ÀÇ ¹üÀ§¿¡ ÀÖ´Â °ªÀ¸·Î maxhalfopenÀ» ¼³Á¤ÇØ¾ß ÇÕ´Ï´Ù.
º¸°íµÈ Åë°è µ¥ÀÌÅÍ À̿ܿ¡ halfopenaddressreport´Â ¹Ý°³¹æ ¿¬°áÀ» »ý¼ºÇÏ´Â ¼¹ö¿¡ ¾×¼¼½ºÇÑ ¸ðµç Ŭ¶óÀÌ¾ðÆ® ÁÖ¼Ò(ÃÖ´ë 8000°³ÀÇ ÁÖ¼Ò½Ö)¿¡ ´ëÇØ ·Î±×(..ibm/edge/lb/servers/logs/dispatcher/halfOpen.log)¿¡ Ç׸ñÀ» »ý¼ºÇÕ´Ï´Ù.
¹é¿£µå ¼¹ö¿¡ ´ëÇÑ ¼ºñ½º °ÅºÎ ÁßÁö·ÎºÎÅÍ Ãß°¡·Î º¸È£Çϱâ À§ÇØ ¿ÍÀϵå Ä«µå Ŭ·¯½ºÅÍ ¹× Æ÷Æ®¸¦ ±¸¼ºÇÒ ¼ö ÀÖ½À´Ï´Ù. ƯÈ÷ ±¸¼ºµÈ °¢ Ŭ·¯½ºÅÍ ¾Æ·¡¿¡ ¼¹ö ¾øÀÌ ¿ÍÀϵå Ä«µå Æ÷Æ®¸¦ Çϳª Ãß°¡ÇÕ´Ï´Ù. ¶ÇÇÑ ¼¹ö°¡ ¾ø°í ¿ÍÀϵå Ä«µå Æ÷Æ®°¡ Çϳª ÀÖ´Â ¿ÍÀϵå Ä«µå Ŭ·¯½ºÅÍ Çϳª¸¦ Ãß°¡ÇÕ´Ï´Ù. ÀÌ·¸°Ô ÇÏ¸é ¿ÍÀϵå Ä«µå°¡ ¾ø´Â Ŭ·¯½ºÅÍ ¹× Æ÷Æ®·Î ÁÖ¼Ò°¡ ÁöÁ¤µÇÁö ¾ÊÀº ¸ðµç ÆÐŶÀ» ¹ö¸± ¼ö ÀÖ´Â È¿°ú°¡ ÀÖ½À´Ï´Ù. ¿ÍÀϵå Ä«µå Æ÷Æ® ¹× ¿ÍÀϵå Ä«µå Ŭ·¯½ºÅÍ¿¡ ´ëÇÑ Á¤º¸´Â ¿ÍÀϵå Ä«µå Ŭ·¯½ºÅ͸¦ »ç¿ëÇÏ¿© ¼¹ö ±¸¼º Á¶ÇÕ ¹× ¿ÍÀϵå Ä«µå Æ÷Æ®¸¦ »ç¿ëÇÏ¿© ±¸¼ºµÇ¾î ÀÖÁö ¾ÊÀº Æ÷Æ® Åë½Å·® ÁöÁ¤À» ÂüÁ¶ÇϽʽÿÀ.
2Áø ·Î±× ±â´ÉÀ¸·Î ¼¹ö Á¤º¸¸¦ 2Áø ÆÄÀÏ¿¡ ÀúÀåÇÒ ¼ö ÀÖ½À´Ï´Ù.
±×·¯¸é ÀÌ ÆÄÀÏÀº ½Ã°£ Ãʰú ½Ã ¼öÁýµÇ¾ú´ø ¼¹ö Á¤º¸¸¦ ºÐ¼®Çϱâ À§ÇØ ÇÁ·Î¼¼½ºµÉ ¼ö ÀÖ½À´Ï´Ù.
´ÙÀ½ Á¤º¸´Â ±¸¼º¿¡¼ Á¤ÀÇµÈ °¢ ¼¹öÀÇ 2Áø ·Î±×¿¡ ÀúÀåµË´Ï´Ù.
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dscontrol binlog ¸í·ÉÀº 2Áø ·Î±× ±¸¼ºÀ» ¼³Á¤ÇÕ´Ï´Ù.
ÀÌ ½ÃÀÛ ¿É¼ÇÀº ·Î±× µð·ºÅ丮¿¡ ÀÖ´Â 2Áø ·Î±×·Î ¼¹ö Á¤º¸¸¦ ·Î±×Çϱ⠽ÃÀÛÇÕ´Ï´Ù. ÇÑ ·Î±×´Â ÆÄÀÏÀÇ À̸§À¸·Î ³¯Â¥¿Í ½Ã°£ÀÌ ¸Å½Ã »ý¼ºµË´Ï´Ù.
ÁßÁö ¿É¼ÇÀº 2Áø ·Î±×·Î ¼¹ö Á¤º¸ ·Î±×¸¦ ÁßÁöÇÕ´Ï´Ù. ·Î±× ¼ºñ½º´Â ÃʱⰪÀ¸·Î ÁßÁöµË´Ï´Ù.
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º¸Á¸ ¼³Á¤ ¿É¼ÇÀº ·Î±× ÆÄÀÏÀÌ º¸Á¸µÇ´Â ±â°£À» Á¦¾îÇÕ´Ï´Ù. ÁöÁ¤µÈ º¸Á¸ ½Ã°£º¸´Ù ´õ ¿À·¡µÈ ·Î±× ÆÄÀÏÀº ·Î±× ¼¹ö°¡ »èÁ¦ÇÕ´Ï´Ù. °ü¸®ÀÚ¿¡¼ ·Î±× ¼¹ö¸¦ È£ÃâÇϰí ÀÖ´Â °æ¿ì¿¡¸¸ ¹ß»ýÇϹǷÎ, °ü¸®ÀÚ¸¦ Á¤ÁöÇϸé ÀÌÀüÀÇ ·Î±× ÆÄÀÏÀÌ »èÁ¦µÇÁö ¾Ê½À´Ï´Ù.
»óÅ ¿É¼ÇÀº ·Î±× ¼ºñ½ºÀÇ ÇöÀç ¼³Á¤À» ¸®ÅÏÇÕ´Ï´Ù. ÀÌ·¯ÇÑ ¼³Á¤À¸·Î´Â ¼ºñ½º ½ÃÀÛ ¿©ºÎ, °£°Ý ¹× º¸Á¸ ½Ã°£ µîÀÌ ÀÖ½À´Ï´Ù.
¿¹Á¦ Java ÇÁ·Î±×·¥ ¹× ¸í·É ÆÄÀÏÀÌ ...ibm/edge/lb/servers/samples/BinaryLog µð·ºÅ丮¿¡ Á¦°øµË´Ï´Ù. ÀÌ ¿¹Á¦´Â ·Î±× ÆÄÀÏ¿¡¼ ¸ðµç Á¤º¸¸¦ °Ë»öÇÏ¿© ȸ鿡 ÀμâÇÏ´Â ¹æ¹ýÀ» º¸¿©ÁÝ´Ï´Ù. ÀÌ ¿¹Á¦´Â µ¥ÀÌÅÍ·Î ¿øÇÏ´Â À¯ÇüÀÇ ºÐ¼®À» ¼öÇàÇϱâ À§ÇØ »ç¿ëÀÚ°¡ Á¤ÀÇÇÒ ¼ö ÀÖ½À´Ï´Ù. Dispatcher¿¡ ´ëÇØ Á¦°øµÈ ½ºÅ©¸³Æ® ¹× ÇÁ·Î±×·¥ »ç¿ë¿¡ °üÇÑ ¿¹Á¦´Â ´ÙÀ½°ú °°½À´Ï´Ù.
dslogreport 2001/05/01 8:00 2001/05/01 17:00
2001³â 5¿ù 1ÀÏ ¿ÀÀü 8½ÃºÎÅÍ ¿ÀÈÄ 5½Ã±îÁö Dispatcher ±¸¼º¿ä¼ÒÀÇ ¼¹ö Á¤º¸¿¡ ´ëÇÑ º¸°í¼¸¦ ÀÛ¼ºÇϱâ À§ÇÑ °ÍÀÔ´Ï´Ù. (CBRÀÇ °æ¿ì, cbrlogreport¸¦ »ç¿ëÇϽʽÿÀ.)
ÀÌ Àå¿¡´Â ´ÙÀ½°ú °°Àº ¼½¼ÇÀÌ ¼ö·ÏµÇ¾î ÀÖ½À´Ï´Ù.
Cisco CSS Controller ¶Ç´Â Nortel Alteon Controller´Â ¿äûÀÇ ·Îµå ¹ë·±½º¸¦ À¯ÁöÇÏ´Â ¼¹ö¿Í µ¿ÀÏÇÑ ½Ã½ºÅÛ¿¡ »óÁÖÇÒ ¼ö ÀÖ½À´Ï´Ù. À̰ÍÀ» º¸Åë ¼¹ö °áÇÕ ¹èÄ¡¶ó°í ÇÕ´Ï´Ù. Ãß°¡ ±¸¼º ´Ü°è´Â ÇÊ¿äÇÏÁö ¾Ê½À´Ï´Ù.
°í°¡¿ë¼º ±â´ÉÀº ÀÌÁ¦ Cisco CSS Controller ¹× Nortel Alteon Controller¿¡ ´ëÇØ »ç¿ë °¡´ÉÇÕ´Ï´Ù.
°í°¡¿ë¼º ±â´ÉÀº Á¦¾î±âÀÇ °áÇÔ Çã¿ëÀ» Çâ»ó½Ã۱â À§ÇØ ´ÙÀ½°ú °°Àº ±â´ÉÀ» Æ÷ÇÔÇÕ´Ï´Ù.
xxxcontrol highavailabilityÀÇ Àüü ±¸¹®¿¡ ´ëÇØ¼´Â ccocontrol highavailability -- °í°¡¿ë¼º Á¦¾î ¹× nalcontrol highavailability -- °í°¡¿ë¼º Á¦¾î¸¦ ÂüÁ¶ÇϽʽÿÀ.
Á¦¾î±â °í°¡¿ë¼ºÀ» ±¸¼ºÇÏ·Á¸é ´ÙÀ½À» ¼öÇàÇϽʽÿÀ.
xxxcontrol highavailability add address 10.10.10.10 partneraddress 10.10.10.20 port 143 role primary
xxxcontrol highavailability add address 10.10.10.20 partneraddress 10.10.10.10 port 143 role secondary
address ¹× partneraddress ¸Å°³º¯¼ö´Â ±âº» ¹× º¸Á¶ ½Ã½ºÅÛ¿¡¼´Â ¹Ý´ëÀÔ´Ï´Ù.
xxxcontrol highavailability set beatinterval 1000
xxxcontrol highavailability usereach 10.20.20.20
·ÎÄà ¹× »ó´ë Á¦¾î±â¿¡ µ¿ÀÏÇÑ ¼öÀÇ µµ´Þ ¸ñÇ¥¸¦ ±¸¼ºÇØ¾ß ÇÕ´Ï´Ù.
xxxcontrol highavailability start auto
xxxcontrol highavailability report
xxxcontrol highavailability takeover
À̰ÍÀº À¯Áöº¸¼ö¿¡¼¸¸ ÇÊ¿äÇÕ´Ï´Ù.
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µÎ Á¾·ùÀÇ º¹±¸ Àü·«ÀÌ ÀÖ½À´Ï´Ù.
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Ȱ¼ºÈµÈ º¸Á¶ Á¦¾î±â´Â ±âº» Á¦¾î±â°¡ ÀÛµ¿µÈ ÀÌÈÄ¿¡µµ Ȱ¼º »óÅ·Π³²¾Æ ÀÖ½À´Ï´Ù.
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Àü·« ¸Å°³º¯¼ö´Â µÎ ½Ã½ºÅÛ¿¡ µ¿ÀÏÇÏ°Ô ¼³Á¤µÇ¾î¾ß ÇÕ´Ï´Ù.
Cisco CSS Controller °í°¡¿ë¼º ¿¹¿¡ ´ëÇØ¼´Â ¿¹Á¦¸¦ ÂüÁ¶ÇϽʽÿÀ.
Nortel Alteon Controller °í°¡¿ë¼º ¿¹¿¡ ´ëÇØ¼´Â ¿¹Á¦¸¦ ÂüÁ¶ÇϽʽÿÀ.
Load BalancerÀÇ Á¦¾î±â ±â´ÉÀº ´ÙÀ½ ¼³Á¤¿¡ µû¶ó ·Îµå ¹ë·±½º¸¦ ¼öÇàÇÕ´Ï´Ù.
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±âº» ¸ÞÆ®¸¯Àº activeconn ¹× connrateÀÔ´Ï´Ù.
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ºñÀ² °ªÀ» ¼³Á¤ÇÏ·Á¸é ´ÙÀ½°ú °°ÀÌ ¼öÇàÇϽʽÿÀ.
°¡ÁßÄ¡´Â ÀÀ¿ëÇÁ·Î±×·¥ ÀÀ´ä ½Ã°£ ¹× »ç¿ë°¡´É¼º, ±Ç°íÀڷκÎÅÍÀÇ Çǵå¹é, Metric Server¿Í °°Àº ½Ã½ºÅÛ ¸ð´ÏÅ͸µ ÇÁ·Î±×·¥À¸·ÎºÎÅÍÀÇ Çǵå¹é¿¡ µû¶ó ¼³Á¤µË´Ï´Ù. °¡ÁßÄ¡¸¦ ¼öµ¿À¸·Î ¼³Á¤ÇÏ·Á¸é ¼¹ö¿¡ fixedweight ¿É¼ÇÀ» ÁöÁ¤ÇϽʽÿÀ. fixedweight ¿É¼Ç¿¡ ´ëÇÑ ¼³¸íÀº Á¦¾î±â °íÁ¤ °¡ÁßÄ¡¸¦ ÂüÁ¶ÇϽʽÿÀ.
°¡ÁßÄ¡´Â ¼ºñ½º¸¦ Á¦°øÇÏ´Â ¸ðµç ¼¹ö¿¡ Àû¿ëµË´Ï´Ù. ƯÁ¤ ¼ºñ½ºÀÇ °æ¿ì, ¿äûÀº ¼·Î¿¡ ´ëÇØ »ó´ëÀûÀÎ °¡ÁßÄ¡¿¡ µû¶ó ¼¹ö°£¿¡ ºÐ»êµË´Ï´Ù. ¿¹¸¦ µé¾î, ÇϳªÀÇ ¼¹ö°¡ °¡ÁßÄ¡ 10À¸·Î ¼³Á¤µÇ°í ´Ù¸¥ ¼¹ö°¡ °¡ÁßÄ¡ 5·Î ¼³Á¤µÇ¸é 10À¸·Î ¼³Á¤µÈ ¼¹öÀÇ ¿äû¼ö´Â 5·Î ¼³Á¤µÈ ¼¹ö ¿äû¼öÀÇ µÎ ¹è°¡ µË´Ï´Ù.
±Ç°íÀÚ°¡ ¼¹ö Á¾·á¸¦ ¹ß°ßÇϸé, ¼¹öÀÇ °¡ÁßÄ¡¸¦ -1·Î ¼³Á¤ÇÕ´Ï´Ù. Cisco CSS Controller ¹× Nortel Alteon ControllerÀÇ °æ¿ì, ½ºÀ§Ä¡°¡ ¼¹ö¸¦ »ç¿ëÇÒ ¼ö ¾ø´Ù´Â »ç½ÇÀ» ¾Ë°Ô µÇ¸é ½ºÀ§Ä¡´Â ¼¹ö·ÎÀÇ ¿¬°á ÁöÁ¤À» Á¤ÁöÇÕ´Ï´Ù.
Á¦¾î±â°¡ ¾øÀ¸¸é ±Ç°íÀÚ¸¦ ½ÇÇàÇÒ ¼ö ¾øÀ¸¸ç ¼¹ö°¡ ÀÛµ¿ ÁߴܵǾú´ÂÁö °Ë»öÇÒ ¼öµµ ¾ø½À´Ï´Ù. ±Ç°íÀÚ¸¦ ½ÇÇàÇϱâ·Î ÇßÀ¸³ª Á¦¾î±â°¡ Ư¼º ¼¹ö¿¡ ´ëÇØ »ç¿ëÀÚ°¡ ¼³Á¤ÇÑ °¡ÁßÄ¡¸¦ °»½ÅÇÏÁö ¾Ê±â ¹Ù¶ó¸é Cisco CSS ControllerÀÇ ccocontrol service ¸í·ÉÀ̳ª Nortel Alteon ControllerÀÇ nalcontrol server ¸í·É¿¡¼ fixedweight ¿É¼ÇÀ» »ç¿ëÇϽʽÿÀ.
fixedweight ¸í·ÉÀ» »ç¿ëÇÏ¿© ¿øÇÏ´Â °ªÀ¸·Î °¡ÁßÄ¡¸¦ ¼³Á¤ÇϽʽÿÀ. ¼¹ö °¡ÁßÄ¡´Â °íÁ¤ °¡ÁßÄ¡°¡ no·Î ¼³Á¤µÈ ´Ù¸¥ ¸í·ÉÀ» ¹ßÇàÇÒ ¶§±îÁö´Â ¼¹ö°¡ ½ÇÇà ÁßÀÏ ¶§ °íÁ¤ °¡ÁßÄ¡·Î À¯ÁöÇÕ´Ï´Ù.
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¿¹¸¦ µé¾î, ÄÁ¼³ÅÏÆ® ÈÞ¸é ½Ã°£À» 1ÃÊ·Î ¼³Á¤ÇÏ·Á¸é ´ÙÀ½°ú °°ÀÌ ÇϽʽÿÀ.
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ÀÌ ¸í·ÉÀº Load Balancer¿Í µ¿ÀÏÇÑ ½Ã½ºÅÛ¿¡¼¸¸ ½ÇÇàµË´Ï´Ù.
ÀÛ¼º ¿É¼ÇÀ» »ç¿ëÇÏ¸é ¼¹ö Ű µð·ºÅ丮(...ibm/edge/lb/servers/key/)¿¡ °³Àοë ۰¡ ÀÛ¼ºµÇ°í, °¢ Load Balancer ±¸¼º¿ä¼ÒÀÇ °ü¸® Ű µð·ºÅ丮(...ibm/edge/lb/admin/keys/)¿¡ °ø¿ë ۰¡ ÀÛ¼ºµË´Ï´Ù. °ø¿ë ŰÀÇ ÆÄÀÏ À̸§Àº component-ServerAddress-RMIportÀÔ´Ï´Ù. ÀÌµé °ø¿ë Ű´Â ¿ø°Ý Ŭ¶óÀÌ¾ðÆ®·Î Àü¼ÛµÇ°í °ü¸® Ű µð·ºÅ丮¿¡ ÀúÀåµÇ¾î¾ß ÇÕ´Ï´Ù.
°¢ ±¸¼º¿ä¼Ò¿¡ ±âº» RMI Æ÷Æ®¸¦ »ç¿ëÇϴ ȣ½ºÆ® À̸§ ÁÖ¼Ò°¡ 10.0.0.25ÀÎ Load Balancer ½Ã½ºÅÛÀÇ °æ¿ì, lbkeys create ¸í·ÉÀº ´ÙÀ½ ÆÄÀÏÀ» »ý¼ºÇÕ´Ï´Ù.
°ü¸® ÆÄÀÏ ¼¼Æ®´Â ´Ù¸¥ ½Ã½ºÅÛ¿¡ ¼³Ä¡µÇ¾ú½À´Ï´Ù. °ø¿ë Ű ÆÄÀÏÀº ¿ø°Ý Ŭ¶óÀÌ¾ðÆ® ½Ã½ºÅÛÀÇ ...ibm/edge/lb/admin/keys µð·ºÅ丮¿¡ ÀúÀåÇØ¾ß ÇÕ´Ï´Ù.
ÀÌÁ¦ 10.0.0.25¿¡ Load Balancer¸¦ ±¸¼ºÇÒ ¼ö ÀÖ´Â ±ÇÇÑÀÌ ¿ø°Ý Ŭ¶óÀÌ¾ðÆ®¿¡°Ô ºÎ¿©µË´Ï´Ù.
ÀÌµé µ¿ÀÏÇÑ Å°´Â 10.0.0.25¿¡ Load BalancerÀÇ ±¸¼º ±ÇÇÑÀ» ºÎ¿©ÇÒ ¸ðµç ¿ø°Ý Ŭ¶óÀÌ¾ðÆ®¿¡ »ç¿ëµÇ¾î¾ß ÇÕ´Ï´Ù.
lbkeys create ¸í·ÉÀ» ´Ù½Ã ½ÇÇàÇÏ°Ô µÇ¸é, »õ·Î¿î °ø¿ë/°³Àοë Ű ÁýÇÕÀÌ »ý¼ºµË´Ï´Ù. À̰ÍÀº ÀÌÀü ۸¦ »ç¿ëÇÏ¿© ¿¬°áÇÏ·Á°í ½ÃµµÇß´ø ¿ø°Ý Ŭ¶óÀÌ¾ðÆ®¿¡°Ô ±ÇÇÑÀÌ ºÎ¿©µÇÁö ¾Ê¾ÒÀ½À» ÀǹÌÇÕ´Ï´Ù. »õ·Î¿î Ű´Â ´Ù½Ã ±ÇÇÑÀ» ºÎ¿©ÇÒ Å¬¶óÀ̾ðÆ®ÀÇ ¿Ã¹Ù¸¥ µð·ºÅ丮¿¡ ÀúÀåµÇ¾î¾ß ÇÕ´Ï´Ù.
lbkeys delete ¸í·ÉÀº ¼¹ö ½Ã½ºÅÛ¿¡¼ °³ÀÎ¿ë ¹× °ø¿ë ۸¦ »èÁ¦ÇÕ´Ï´Ù. ÀÌ·¯ÇÑ Å°°¡ »èÁ¦µÇ¸é, ¿ø°Ý Ŭ¶óÀÌ¾ðÆ®¿¡´Â ¼¹ö¸¦ ¿¬°áÇÒ ±ÇÇÑÀÌ ¾ø½À´Ï´Ù.
lbkeys ÀÛ¼º°ú lbkeys »èÁ¦¿¡´Â ¸ðµÎ °Á¦ ¿É¼ÇÀÌ ÀÖ½À´Ï´Ù. °Á¦ ½ÇÇà ¿É¼ÇÀº ±âÁ¸ ۸¦ »èÁ¦Çϰųª °ãÃľ²·Á°í ÇÏ´Â °æ¿ì, Áú¹® ¸í·É ÇÁ·ÒÇÁÆ®¸¦ ¾ïÁ¦ÇÕ´Ï´Ù.
ÀÏ´Ü RMI Á¢¼ÓÀ» ±¸ÃàÇϸé, ¸í·É ÇÁ·ÒÇÁÆ®¿¡¼ dscontrol, cbrcontrol, sscontrol, ccocontrol, nalcontrol, dswizard, cbrwizard ¹× sswizard ¸í·ÉÀ» »ç¿ëÇÏ¿© ±¸¼º ÇÁ·Î±×·¥ °£¿¡ Åë½ÅÇÒ ¼ö ÀÖ½À´Ï´Ù. ¶ÇÇÑ ¸í·É ÇÁ·ÒÇÁÆ®¿¡¼ lbadminÀ» ÀÔ·ÂÇÏ¿© GUI¸¦ ÅëÇØ Load Balancer¸¦ ±¸¼ºÇÒ ¼öµµ ÀÖ½À´Ï´Ù.
À¥ ±â¹Ý °ü¸®¸¦ »ç¿ëÇÏ·Á¸é ¿ø°Ý °ü¸®¸¦ ¼öÇàÇϴ Ŭ¶óÀÌ¾ðÆ® ½Ã½ºÅÛ¿¡ ´ÙÀ½ÀÌ ÇÊ¿äÇÕ´Ï´Ù.
¿ø°Ý À¥ ±â¹Ý °ü¸®¸¦ ¼öÇàÇϱâ À§ÇØ ¾×¼¼½ºÇϴ ȣ½ºÆ® ½Ã½ºÅÛ¿¡´Â ´ÙÀ½ÀÌ ÇÊ¿äÇÕ´Ï´Ù.
Unix ±â¹Ý ¿î¿µ üÁ¦ÀÇ °æ¿ì
Protect /lb-admin/lbwebaccess PROT-ADMIN Exec /lb-admin/lbwebaccess /opt/ibm/edge/lb/admin/lbwebaccess.pl Pass /lb-admin/help/* /opt/ibm/edge/lb/admin/help/* Pass /lb-admin/*.jar /opt/ibm/edge/lb/admin/lib/*.jar Pass /lb-admin/* /opt/ibm/edge/lb/admin/* Pass /documentation/lang/* /opt/ibm/edge/lb/documentation/lang/*
Windows 2000ÀÇ °æ¿ì
Protect /lb-admin/lbwebaccess PROT-ADMIN Exec /lb-admin/lbwebaccess C:\PROGRA~1\IBM\edge\lb\admin\lbwebaccess.pl Pass /lb-admin/help/* C:\PROGRA~1\IBM\edge\lb\admin\help\* Pass /lb-admin/*.jar C:\PROGRA~1\IBM\edge\lb\admin\lib\*.jar Pass /lb-admin/* C:\PROGRA~1\IBM\edge\lb\admin\* Pass /documentation/lang/* C:\PROGRA~1\IBM\edge\lb\documentation\lang\*¿©±â¼ langÀº ¾ð¾î ¼ºêµð·ºÅ丮ÀÔ´Ï´Ù(¿¹: ko_KR).
À¥ ±âº» °ü¸®¸¦ ½ÇÇàÇÏ·Á¸é Load Balancer È£½ºÆ® ½Ã½ºÅÛ¿¡¼ ½ÃÀÛÇØ¾ß ÇÕ´Ï´Ù. È£½ºÆ® ½Ã½ºÅÛÀÇ ¸í·É ÇÁ·ÒÇÁÆ®¿¡¼ lbwebaccess¸¦ ¹ßÇàÇϽʽÿÀ.
¶ÇÇÑ ¿ø°ÝÀ¸·Î ¾×¼¼½ºÇϴ ȣ½ºÆ® ½Ã½ºÅÛ¿¡ ´ëÇÑ »ç¿ëÀÚ ID¿Í ¾ÏÈ£µµ ÇÊ¿äÇÕ´Ï´Ù. »ç¿ëÀÚ ID¿Í ¾ÏÈ£´Â Caching Proxy °ü¸® »ç¿ëÀÚ ID ¹× ¾ÏÈ£¿Í µ¿ÀÏÇÕ´Ï´Ù.
Load BalancerÀÇ À¥ ±â¹Ý °ü¸®¸¦ ½ÇÇàÇÏ·Á¸é ¿ø°Ý À§Ä¡ÀÇ À¥ ºê¶ó¿ìÀú¿¡¼ ´ÙÀ½ URL¿¡ ¾×¼¼½ºÇϽʽÿÀ.
http://host_name/lb-admin/lbadmin.html
¿©±â¼ host_nameÀº Load Balancer¿Í Åë½ÅÇϱâ À§ÇØ ¾×¼¼½ºÇÏ´Â ½Ã½ºÅÛÀÇ À̸§ÀÔ´Ï´Ù.
À¥ ÆäÀÌÁö°¡ ·ÎµåµÇ¸é ¿ø°Ý À¥ ±â¹Ý °ü¸®¸¦ ¼öÇàÇÒ ¼ö ÀÖ´Â Load Balancer GUI°¡ ºê¶ó¿ìÀú â¿¡ ³ªÅ¸³³´Ï´Ù.
Load Balancer GUI¿¡¼, ±¸¼º Á¦¾î ¸í·Éµµ ¹ßÇàÇÒ ¼ö ÀÖ½À´Ï´Ù. GUI¿¡¼ ¸í·ÉÀ» ¹ßÇàÇÏ·Á¸é ´ÙÀ½À» ¼öÇàÇϽʽÿÀ.
¿ø°Ý À¥ ±â¹Ý °ü¸®ÀÇ °æ¿ì, ´Ù¸¥ À§Ä¡¿¡¼ Load Balancer ±¸¼ºÀ» º¯°æÇÏ´Â ¿©·¯ °ü¸®ÀÚ°¡ ÀÖÀ» °æ¿ì, ´Ù¸¥ °ü¸®ÀÚ°¡ Ãß°¡ÇÑ(¶Ç´Â »èÁ¦ÇÑ) Ŭ·¯½ºÅÍ, Æ÷Æ® ¶Ç´Â ¼¹ö¸¦ º¸·Á¸é ±¸¼ºÀ» »õ·Î °íÃÄ¾ß ÇÕ´Ï´Ù. ¿ø°Ý À¥ ±â¹Ý °ü¸® GUI´Â ±¸¼º »õ·Î °íħ ¹× ¸ðµç ±¸¼º »õ·Î °íħ ±â´ÉÀ» Á¦°øÇÕ´Ï´Ù.
À¥ ±â¹Ý GUI¿¡¼, ±¸¼ºÀ» »õ·Î °íÄ¡½Ê½Ã¿À.
Load Balancer´Â ¼¹ö ·Î±×, °ü¸®ÀÚ ·Î±×, ¸ÞÆ®¸¯ ¸ð´ÏÅÍ ·Î±×(Metric Server ¿¡ÀÌÀüÆ®¿ÍÀÇ Åë½Å ·Î±×) ¹× »ç¿ëÇÏ´Â °¢ ±Ç°íÀÚ ·Î±×¿¡ Ç׸ñÀ» °Ô½ÃÇÕ´Ï´Ù.
·Î±× ·¹º§À» ¼³Á¤ÇÏ¿© ·Î±×¿¡ ±â·ÏµÇ´Â ¸Þ½ÃÁöµéÀÇ È®À强À» Á¤ÀÇÇÒ ¼ö ÀÖ½À´Ï´Ù. ·¹º§ 0¿¡¼´Â, ¿À·ù°¡ ±â·ÏµÇ°í Load Balancerµµ ´Ü Çѹø ¹ß»ýÇÑ À̺¥Æ®ÀÇ Çì´õ ¹× ·¹Äڵ带 ±â·ÏÇÕ´Ï´Ù(¿¹: °ü¸®ÀÚ ·Î±×¿¡ ±â·ÏµÇ±â ½ÃÀÛÇÑ ±Ç°íÀÚ¿¡ °üÇÑ ¸Þ½ÃÁö). ·¹º§ 1¿¡´Â ÁøÇà ÁßÀÎ Á¤º¸°¡ Æ÷ÇԵǰí, ·¹º§ 5¿¡´Â ÇÊ¿äÇÒ ¶§ ¹®Á¦Á¡ÀÇ µð¹ö±ëÀ» µµ¿ÍÁÖ´Â ¸ðµç »ý¼º ¸Þ½ÃÁö°¡ Æ÷ÇԵ˴ϴÙ. °ü¸®ÀÚ, ±Ç°íÀÚ, ¼¹ö ¶Ç´Â ¼¹ö¿¡ÀÌÀüÆ® ·Î±×ÀÇ ±âº»°ªÀº 1ÀÔ´Ï´Ù.
·Î±×ÀÇ ÃÖ´ë Å©±â¸¦ ¼³Á¤ÇÒ ¼öµµ ÀÖ½À´Ï´Ù. ·Î±× ÆÄÀÏÀÇ ÃÖ´ë Å©±â¸¦ ¼³Á¤Çϸé, ÆÄÀÏÀº ·¦µË´Ï´Ù. ÆÄÀÏÀÌ ÁöÁ¤µÈ Å©±â¿¡ µµ´ÞÇϸé, ÈÄ¼Ó Ç׸ñÀº ÆÄÀÏÀÇ ¸Ç À§¿¡¼ ÀÌÀü ·Î±× Ç׸ñ À§¿¡ °ãÃÄ ±â·ÏµË´Ï´Ù. ·Î±× Å©±â¸¦ ÇöÀç °ªº¸´Ù ÀÛ°Ô ¼³Á¤ÇÒ ¼ö ¾ø½À´Ï´Ù. ·Î±× Ç׸ñ¿¡´Â ±â·ÏµÈ ¼ø¼¸¦ ¾Ë ¼ö ÀÖµµ·Ï ½Ã°£ ¼ÒÀÎÀÌ Ç¥½ÃµË´Ï´Ù.
·Î±× ·¹º§À» ³ô°Ô ¼³Á¤ÇÒ ¼ö·Ï, ´õ ÁÖÀÇÇÏ¿© ·Î±× Å©±â¸¦ ¼±ÅÃÇØ¾ß ÇÕ´Ï´Ù. ·¹º§ 0¿¡¼´Â ·Î±× Å©±â¸¦ 1MBÀÇ ±âº»°ªÀ¸·Î µÎ´Â °ÍÀÌ ÁÁ½À´Ï´Ù. ±×·¯³ª ·¹º§ 3 ÀÌ»óÀ¸·Î ·Î±×¿¡ ±â·ÏÇÒ °æ¿ì ³Ê¹« ÀÛÁö ¾Ê°Ô Å©±â¸¦ Á¦ÇÑÇϽʽÿÀ.
±âº»ÀûÀ¸·Î, Load Balancer¿¡¼ »ý¼ºµÈ ·Îµå´Â Load Balancer ¼³Ä¡ÀÇ ·Î±× µð·ºÅ丮¿¡ ÀúÀåµË´Ï´Ù. ÀÌ °æ·Î¸¦ º¯°æÇÏ·Á¸é dsserver ½ºÅ©¸³ÅÍ¿¡¼ lb_logdir º¯¼ö¸¦ ¼³Á¤ÇϽʽÿÀ.
AIX, Linux ¹× Solaris: dsserver ½ºÅ©¸³Æ®´Â /usr/bin µð·ºÅ丮¿¡ ÀÖ½À´Ï´Ù. ÀÌ ½ºÅ©¸³Æ®¿¡¼, lb_logdir º¯¼ö°¡ ±âº» µð·ºÅ丮·Î ¼³Á¤µË´Ï´Ù. ÀÌ º¯¼ö¸¦ ¼öÁ¤ÇÏ¿© »ç¿ëÀÚÀÇ ·Î±× µð·ºÅ丮¸¦ ÁöÁ¤ÇÒ ¼ö ÀÖ½À´Ï´Ù. ¿¹¸¦ µé¾î,
LB_LOGDIR=/path/to/my/logs/
Windows 2000: dsserver ÆÄÀÏÀº Windows 2000 ½Ã½ºÅÛ µð·ºÅ丮, ÀϹÝÀûÀ¸·Î typically C:\WINNT\SYSTEM32¿¡ ÀÖ½À´Ï´Ù. dsserver ÆÄÀÏ¿¡¼, lb_logdir º¯¼ö°¡ ±âº» µð·ºÅ丮·Î ¼³Á¤µË´Ï´Ù. ÀÌ º¯¼ö¸¦ ¼öÁ¤ÇÏ¿© »ç¿ëÀÚÀÇ ·Î±× µð·ºÅ丮¸¦ ÁöÁ¤ÇÒ ¼ö ÀÖ½À´Ï´Ù. ¿¹¸¦ µé¾î,
set LB_LOGDIR=c:\path\to\my\logs\
¸ðµç ¿î¿µ üÁ¦¿¡¼´Â µîÈ£ ¾çÂÊ¿¡ °ø¹éÀÌ ¾ø¾î¾ß ÇÏ¸ç °æ·Î´Â ½½·¡½Ã("/" ¶Ç´Â "\")·Î ³¡³ª¾ß ÇÕ´Ï´Ù.
Load BalancerÀÇ 2Áø ·Î±× ±â´ÉÀº ´Ù¸¥ ·Î±× ÆÄÀϰú °°Àº ·Î±× µð·ºÅ丮¸¦ »ç¿ëÇÕ´Ï´Ù. ¼¹ö ÅëÁ¦¸¦ ºÐ¼®Çϱâ À§ÇØ 2Áø ·Î±× »ç¿ëÀ» ÂüÁ¶ÇϽʽÿÀ
·Î±× ·¹º§À» ¼³Á¤ÇÏ¿© ·Î±×¿¡ ±â·ÏµÇ´Â ¸Þ½ÃÁöµéÀÇ È®À强À» Á¤ÀÇÇÒ ¼ö ÀÖ½À´Ï´Ù. ·¹º§ 0¿¡¼´Â ¿À·ù°¡ ±â·ÏµÇ°í Load Balancerµµ ´Ü Çѹø ¹ß»ýÇÑ À̺¥Æ®ÀÇ Çì´õ ¹× ·¹Äڵ带 ±â·ÏÇÕ´Ï´Ù(¿¹: ÄÁ¼³ÅÏÆ® ·Î±×¿¡ ±â·ÏµÇ±â ½ÃÀÛÇÑ ±Ç°íÀÚ¿¡ °üÇÑ ¸Þ½ÃÁö). ·¹º§ 1¿¡´Â ÁøÇà ÁßÀÎ Á¤º¸°¡ Æ÷ÇԵǰí, ·¹º§ 5¿¡´Â ÇÊ¿äÇÒ ¶§ ¹®Á¦Á¡ÀÇ µð¹ö±ëÀ» µµ¿ÍÁÖ´Â ¸ðµç »ý¼º ¸Þ½ÃÁö°¡ Æ÷ÇԵ˴ϴÙ. ·Î±× ±âº»°ªÀº 1ÀÔ´Ï´Ù.
·Î±×ÀÇ ÃÖ´ë Å©±â¸¦ ¼³Á¤ÇÒ ¼öµµ ÀÖ½À´Ï´Ù. ·Î±× ÆÄÀÏÀÇ ÃÖ´ë Å©±â¸¦ ¼³Á¤Çϸé, ÆÄÀÏÀº ·¦µË´Ï´Ù. ÆÄÀÏÀÌ ÁöÁ¤µÈ Å©±â¿¡ µµ´ÞÇϸé, ÈÄ¼Ó Ç׸ñÀº ÆÄÀÏÀÇ ¸Ç À§¿¡¼ ÀÌÀü ·Î±× Ç׸ñ À§¿¡ °ãÃÄ ±â·ÏµË´Ï´Ù. ·Î±× Å©±â¸¦ ÇöÀç °ªº¸´Ù ÀÛ°Ô ¼³Á¤ÇÒ ¼ö ¾ø½À´Ï´Ù. ·Î±× Ç׸ñ¿¡´Â ±â·ÏµÈ ¼ø¼¸¦ ¾Ë ¼ö ÀÖµµ·Ï ½Ã°£ ¼ÒÀÎÀÌ Ç¥½ÃµË´Ï´Ù.
·Î±× ·¹º§À» ³ô°Ô ¼³Á¤ÇÒ ¼ö·Ï, ´õ ÁÖÀÇÇÏ¿© ·Î±× Å©±â¸¦ ¼±ÅÃÇØ¾ß ÇÕ´Ï´Ù. ·¹º§ 0¿¡¼´Â ·Î±× Å©±â¸¦ 1MBÀÇ ±âº»°ªÀ¸·Î µÎ´Â °ÍÀÌ ÁÁ½À´Ï´Ù. ±×·¯³ª ·¹º§ 3 ÀÌ»óÀ¸·Î ·Î±×¿¡ ±â·ÏÇÒ °æ¿ì ³Ê¹« ÀÛÁö ¾Ê°Ô Å©±â¸¦ Á¦ÇÑÇϽʽÿÀ.
Cisco CSS Controller ¹× Nortel Alteon ControllerÀÇ ·Î±×´Â ´ÙÀ½°ú °°½À´Ï´Ù.
´ÙÀ½Àº Metric Server ¿¡ÀÌÀüÆ®¿¡ ´ëÇÑ Åë½ÅÀ» ·Î±×ÇÏ´Â ¸ÞÆ®¸¯ ¸ð´ÏÅÍ ·Î±×ÀÇ ·Î±× ·¹º§°ú ÃÖ´ë ·Î±× Å©±â¸¦ ±¸¼ºÇÏ´Â ¿¹Á¦ÀÔ´Ï´Ù.
xxxcontrol metriccollector set consultantID:serviceID:metricName loglevel x logsize y
±âº»ÀûÀ¸·Î Á¦¾î±â¿¡¼ »ý¼ºµÈ ·Î±×´Â Á¦¾î±â ¼³Ä¡ÀÇ ·Î±× µð·ºÅ丮¿¡ ÀúÀåµË´Ï´Ù. ÀÌ °æ·Î¸¦ º¯°æÇÏ·Á¸é xxxserver ½ºÅ©¸³ÅÍ¿¡¼ xxx_logdir º¯¼ö¸¦ ¼³Á¤ÇϽʽÿÀ.
AIX, Linux ¹× Solaris: xxxserver ½ºÅ©¸³Æ®´Â /usr/bin µð·ºÅ丮¿¡ ÀÖ½À´Ï´Ù. ÀÌ ½ºÅ©¸³Æ®¿¡¼, xxx_logdir º¯¼ö°¡ ±âº» µð·ºÅ丮·Î ¼³Á¤µË´Ï´Ù. ÀÌ º¯¼ö¸¦ ¼öÁ¤ÇÏ¿© »ç¿ëÀÚÀÇ ·Î±× µð·ºÅ丮¸¦ ÁöÁ¤ÇÒ ¼ö ÀÖ½À´Ï´Ù. ¿¹¸¦ µé¾î,
xxx_LOGDIR=/path/to/my/logs/
Windows 2000: xxxserver ÆÄÀÏÀº Windows 2000 ½Ã½ºÅÛ µð·ºÅ丮, ÀϹÝÀûÀ¸·Î typically C:\WINNT\SYSTEM32¿¡ ÀÖ½À´Ï´Ù. xxxserver ÆÄÀÏ¿¡¼, xxx_logdir º¯¼ö°¡ ±âº» µð·ºÅ丮·Î ¼³Á¤µË´Ï´Ù. ÀÌ º¯¼ö¸¦ ¼öÁ¤ÇÏ¿© »ç¿ëÀÚÀÇ ·Î±× µð·ºÅ丮¸¦ ÁöÁ¤ÇÒ ¼ö ÀÖ½À´Ï´Ù. ¿¹¸¦ µé¾î,
set xxx_LOGDIR=c:\path\to\my\logs\
¸ðµç ¿î¿µ üÁ¦¿¡¼´Â µîÈ£ ¾çÂÊ¿¡ °ø¹éÀÌ ¾ø¾î¾ß ÇÏ¸ç °æ·Î´Â ½½·¡½Ã("/" ¶Ç´Â "\")·Î ³¡³ª¾ß ÇÕ´Ï´Ù.
Load BalancerÀÇ 2Áø ·Î±× ±â´ÉÀº ´Ù¸¥ ·Î±× ÆÄÀϰú °°Àº ·Î±× µð·ºÅ丮¸¦ »ç¿ëÇÕ´Ï´Ù. ¼¹ö ÅëÁ¦¸¦ ºÐ¼®Çϱâ À§ÇØ 2Áø ·Î±× »ç¿ëÀ» ÂüÁ¶ÇϽʽÿÀ
ÀÌ Àý¿¡¼´Â Dispatcher ±¸¼º¿ä¼ÒÀÇ ÀÛµ¿ ¹× °ü¸® ¹æ¹ýÀ» ¼³¸íÇÕ´Ï´Ù.
Load BalancerÀÇ °æ¿ì, Ȱµ¿ÇØÁ¦ ½Ã°£ Á¾·á¿¡ ÁöÁ¤µÈ ½Ã°£(ÃÊ) µ¿¾È Á¢¼Ó¿¡ ¾Æ¹« Ȱµ¿ÀÌ ¾øÀ¸¸é Á¢¼ÓÀº Ȱµ¿ÇØÁ¦µÈ °ÍÀ¸·Î °£Áֵ˴ϴÙ. ¾Æ¹« Ȱµ¿ ¾øÀÌ ½Ã°£(ÃÊ)ÀÌ Áö³ª¸é Load Balancer´Â Å×ÀÌºí¿¡¼ ÇØ´ç Á¢¼Ó ·¹Äڵ带 Á¦°ÅÇϸç, ÇØ´ç Á¢¼Ó¿¡ ´ëÇÑ ÀÌÈÄÀÇ Åë½Å·®Àº ¹ö·ÁÁý´Ï´Ù.
Æ÷Æ® ·¹º§¿¡¼, ¿¹¸¦ µé¾î, dscontrol port set staletimeout ¸í·É¿¡¼ Ȱµ¿ÇØÁ¦ ½Ã°£ Á¾·á °ªÀ» ÁöÁ¤ÇÒ ¼ö ÀÖ½À´Ï´Ù.
Ȱµ¿ÇØÁ¦ ½Ã°£ Á¾·á´Â ½ÇÇà ÇÁ·Î±×·¥, Ŭ·¯½ºÅÍ ¹× Æ÷Æ® ·¹º§¿¡ ¼³Á¤ÇÒ ¼ö ÀÖ½À´Ï´Ù. ½ÇÇà ÇÁ·Î±×·¥°ú Ŭ·¯½ºÅÍ ·¹º§¿¡¼ ±âº»°ªÀº 300ÃÊÀÌ°í Æ÷Æ®·Î ÇÊÅ͵˴ϴÙ. Æ÷Æ® ·¹º§¿¡¼ ±âº»°ªÀº Æ÷Æ®¿¡ µû¶ó ´Ù¸¨´Ï´Ù. ¿Ã¹Ù¸£°Ô Á¤ÀÇµÈ ÀϺΠÆ÷Æ®¿¡´Â ¼·Î ´Ù¸¥ Ȱµ¿ÇØÁ¦ ½Ã°£ Á¾·á °ªÀÌ ÀÖ½À´Ï´Ù. ¿¹¸¦ µé¾î, ÅÚ³Ý Æ÷Æ® 23Àº ±âº»°ªÀÌ 259,200ÃÊÀÔ´Ï´Ù.
ÀϺΠ¼ºñ½º¿¡µµ ÀÚüÀÇ È°µ¿ÇØÁ¦ ½Ã°£ Á¾·á °ªÀÌ ÀÖÀ» ¼ö ÀÖ½À´Ï´Ù. ¿¹¸¦ µé¾î, LDAP(Lightweight Directory Access Protocol)¿¡´Â idletimeoutÀ̶ó´Â ±¸¼º ¸Å°³º¯¼ö°¡ ÀÖ½À´Ï´Ù. idletimeoutÃʸ¦ ÃʰúÇÏ¸é ´ë±â Ŭ¶óÀÌ¾ðÆ® ¿¬°áÀÌ °Á¦·Î ´ÝÈü´Ï´Ù. IdletimeoutÀº ¿¬°áÀ» °Á¦·Î ´ÝÀ» ¼ö ¾ø´Â 0À¸·Î ¼³Á¤µÉ ¼öµµ ÀÖ½À´Ï´Ù.
Load BalancerÀÇ È°µ¿ÇØÁ¦ ½Ã°£ Á¾·á °ªÀÌ ¼ºñ½ºÀÇ ½Ã°£ Á¾·á °ªº¸´Ù ÀÛÀ» °æ¿ì ¿¬°á¼º ¹®Á¦Á¡ÀÌ ¹ß»ýÇÒ ¼ö ÀÖ½À´Ï´Ù. LDAPÀÇ °æ¿ì, Load Balancer Ȱµ¿ÇØÁ¦ ½Ã°£ Á¾·áÀÇ ±âº»°ªÀº 300ÃÊÀÔ´Ï´Ù. 300ÃÊ µ¿¾È Á¢¼Ó¿¡ ¾Æ¹« Ȱµ¿ÀÌ ¾øÀ» °æ¿ì, Load Balancer´Â Å×ÀÌºí¿¡¼ Á¢¼Ó ·¹Äڵ带 Á¦°ÅÇÕ´Ï´Ù. idletimeout °ªÀÌ 300ÃÊ ÀÌ»ó(¶Ç´Â 0À¸·Î ¼³Á¤)À̸é Ŭ¶óÀÌ¾ðÆ®´Â ¾ÆÁ÷ ¼¹ö¿¡ ¿¬°áÀÌ ÀÖ´Ù°í °£ÁÖÇÕ´Ï´Ù. Ŭ¶óÀÌ¾ðÆ®°¡ ÆÐŶÀ» Àü¼ÛÇϸé Load Balancer°¡ ÆÐŶÀ» ¹ö¸³´Ï´Ù. ±×·¯¸é, ¼¹ö¿¡ ´ëÇÑ ¿äûÀÌ ÀÛ¼ºµÉ ¶§ LDAP°¡ Á¤ÁöÇÕ´Ï´Ù. ÀÌ ¹®Á¦Á¡À» ¹æÁöÇÏ·Á¸é LDAP idletimeoutÀ» Load Balancer Ȱµ¿ÇØÁ¦ ½Ã°£ Á¾·á °ª°ú °°°Å³ª ÀÛÀº 0ÀÌ ¾Æ´Ñ °ªÀ¸·Î ¼³Á¤ÇϽʽÿÀ.
Ŭ¶óÀÌ¾ðÆ®´Â ¼¹ö°¡ Æ®·£Àè¼ÇÀÇ Á¾·á¸¦ ¾Ë ¼ö ÀÖµµ·Ï ¸ðµç ÆÐŶÀ» Àü¼ÛÇÑ ÈÄ FIN ÆÐŶÀ» Àü¼ÛÇÕ´Ï´Ù. Dispatcher°¡ FIN ÆÐŶÀ» ¼ö½ÅÇϸé, ±× Æ®·£Àè¼ÇÀ» Ȱ¼º »óÅ¿¡¼ ¿Ï·á »óÅ·Πǥ½ÃÇÕ´Ï´Ù. Æ®·£Àè¼ÇÀÌ FINÀ¸·Î Ç¥½ÃµÇ¸é, ¿¬°á¿¡ ¿¹¾àµÈ ¸Þ¸ð¸®´Â ½ÇÇà ÇÁ·Î±×·¥¿¡ ±¸ÃàµÈ °¡ºñÁö ÄÝ·ºÅͰ¡ Áö¿ï ¼ö ÀÖ½À´Ï´Ù.
FIN ½Ã°£ Á¾·á¿Í °è¼ö¸¦ »ç¿ëÇÏ¿© ½ÇÇà ÇÁ·Î±×·¥¿¡¼ °¡ºñÁö Ä÷º¼ÇÀ» ¼öÇàÇϴ Ƚ¼ö¿Í ¼öÇàÇØ¾ß ÇÒ ¾çÀ» ¼³Á¤ÇÒ ¼ö ÀÖ½À´Ï´Ù. ½ÇÇà ÇÁ·Î±×·¥¿¡¼´Â Á¤±âÀûÀ¸·Î ÇÒ´çµÈ ¿¬°áÀÇ ¸ñ·ÏÀ» È®ÀÎÇÕ´Ï´Ù. ¿Ï·á »óÅÂÀÇ ¿¬°á ¼ö°¡ FIN °è¼öº¸´Ù Å©°Å³ª °°À¸¸é, ½ÇÇà ÇÁ·Î±×·¥¿¡¼´Â ÀÌ ¿¬°á Á¤º¸¸¦ º¸À¯Çϱâ À§ÇØ »ç¿ëµÇ´Â ¸Þ¸ð¸®¸¦ ÇØÁ¦ÇϰíÀÚ ÇÕ´Ï´Ù. dscontrol executor set fincount ¸í·ÉÀ» ÀÔ·ÂÇÏ¿© FIN °è¼ö¸¦ º¯°æÇÒ ¼ö ÀÖ½À´Ï´Ù.
°¡ºñÁö ÄÝ·ºÅÍ´Â ¿Ï·á »óÅ¿¡ ÀÖ°í FIN ½Ã°£ Á¾·á¿¡ ÁöÁ¤µÈ ½Ã°£(ÃÊ ´ÜÀ§) ÀÌÀüÀÇ ¿¬°á¿¡ ´ëÇÑ ¸Þ¸ð¸®¸¦ ÇØÁ¦ÇÕ´Ï´Ù. dscontrol executor set fintimeout ¸í·ÉÀ» ÀÔ·ÂÇÏ¿© FIN ½Ã°£ Á¾·á¸¦ º¯°æÇÒ ¼ö ÀÖ½À´Ï´Ù.
Ȱµ¿ÇØÁ¦ ½Ã°£ Á¾·á °ªÀº ¿¬°áÀÌ Á¦°ÅµÇ±â Àü±îÁö ¿¬°á¿¡ Ȱµ¿ÀÌ ¾ø´Â ½Ã°£(ÃÊ)ÀÔ´Ï´Ù. Ȱµ¿ÇØÁ¦ ½Ã°£ Á¾·á °ª »ç¿ë¿¡¼ ÀÚ¼¼ÇÑ Á¤º¸¸¦ ÂüÁ¶ÇϽʽÿÀ. FIN °è¼ö´Â ¡ºÈ°µ¿ÇØÁ¦¡» »óÅÂÀÇ ¿¬°áÀÌ Á¦°ÅµÇ´Â Ƚ¼ö¿¡µµ ¿µÇâÀ» ÁÝ´Ï´Ù. Dispatcher ½Ã½ºÅÛ¿¡ ¸Þ¸ð¸®°¡ °ÅÀÇ ¾øÀ¸¸é, FIN ¼ö¸¦ ´õ ³·°Ô ¼³Á¤ÇØ¾ß ÇÕ´Ï´Ù. ÀÚÁÖ »ç¿ëÇÏ´Â À¥ »çÀÌÆ®°¡ ÀÖÀ¸¸é, FIN ¼ö¸¦ ´õ ³ô°Ô ¼³Á¤ÇØ¾ß ÇÕ´Ï´Ù.
½ÇÇà ÇÁ·Î±×·¥¿¡¼ È®ÀÎÇÏ°í °ü¸®ÀÚ·Î ¸±·¹ÀÌÇÏ´Â Á¤º¸¸¦ ±â¹ÝÀ¸·Î ´Ù¾çÇÑ µµÇ¥¸¦ Ç¥½ÃÇÒ ¼ö ÀÖ½À´Ï´Ù. (GUI ¸ð´ÏÅÍ ¸Þ´º ¿É¼ÇÀº °ü¸®ÀÚ ÇÁ·Î±×·¥ ±â´ÉÀÌ ½ÇÇà ÁßÀÏ °ÍÀ» ¿ä±¸ÇÕ´Ï´Ù.)
³×Æ®¿öÅ© °ü¸® ½Ã½ºÅÛÀº ¿¬¼ÓÀûÀ¸·Î ½ÇÇàµÇ´Â ÇÁ·Î±×·¥À¸·Î¼, ³×Æ®¿öÅ©¸¦ ¸ð´ÏÅÍÇÏ°í ±× »óŸ¦ ¹Ý¿µÇϸç Á¦¾îÇÏ´Â µ¥ »ç¿ëµË´Ï´Ù. ³×Æ®¿öÅ©ÀÇ ÀåÄ¡¿Í Åë½ÅÇÏ´Â µ¥ ÇÊ¿äÇÑ ÀϹÝÀûÀÎ ÇÁ·ÎÅäÄÝÀÎ SNMP(Simple Network Management Protocol)ÀÌ ÇöÀç ³×Æ®¿öÅ© °ü¸® Ç¥ÁØÀÔ´Ï´Ù. ³×Æ®¿öÅ© ÀåÄ¡¿¡´Â ÀϹÝÀûÀ¸·Î ÇϳªÀÇ SNMP ¿¡ÀÌÀüÆ®¿Í Çϳª ÀÌ»óÀÇ ¼ºê¿¡ÀÌÀüÆ®°¡ ÀÖ½À´Ï´Ù. SNMP ¿¡ÀÌÀüÆ®´Â ³×Æ®¿öÅ© °ü¸® ½ºÅ×À̼ǰú ´ëÈÇϰųª ¸í·ÉÇà SNMP ¿äû¿¡ ÀÀ´äÇÕ´Ï´Ù. SNMP ¼ºê¿¡ÀÌÀüÆ®´Â µ¥ÀÌÅ͸¦ °Ë»öÇÏ°í °»½ÅÇϸç SNMP ¿¡ÀÌÀüÆ®¿¡ ÇØ´ç µ¥ÀÌÅ͸¦ Á¦°øÇÏ¿© ´Ù½Ã ¸®Äù½ºÅÍ¿Í Åë½ÅÇÕ´Ï´Ù.
Dispatcher¿¡¼´Â SNMP °ü¸® Á¤º¸ µ¥ÀÌÅͺ£À̽º(ibmNetDispatcherMIB) ¹× SNMP ¼ºê¿¡ÀÌÀüÆ®¸¦ Á¦°øÇÕ´Ï´Ù. À̸¦ ÅëÇØ Tivoli NetView, Tivoli Distributed Monitoring ¶Ç´Â HP OpenView¿Í °°Àº ³×Æ®¿öÅ© °ü¸® ½Ã½ºÅÛÀ» »ç¿ëÇϰí DispatcherÀÇ »óÅÂ, 󸮷® ¹× Ȱµ¿À» ¸ð´ÏÅÍÇÒ ¼ö ÀÖ½À´Ï´Ù. MIB µ¥ÀÌÅÍ´Â °ü¸® ÁßÀÎ Dispatcher¿¡ ´ëÇØ ¼³¸íÇϰí ÇöÀç Dispatcher »óŸ¦ ¹Ý¿µÇÕ´Ï´Ù. MIB´Â ..lb/admin/MIB ÇÏÀ§ µð·ºÅ丮¿¡ ¼³Ä¡µË´Ï´Ù.
³×Æ®¿öÅ© °ü¸® ½Ã½ºÅÛÀº SNMP GET ¸í·É¾î¸¦ »ç¿ëÇÏ¿© ´Ù¸¥ ½Ã½ºÅÛÀÇ MIB°ªÀ» °ËÅäÇÕ´Ï´Ù. ±×·± ÈÄ ÁöÁ¤µÈ ÀÓ°èÄ¡°¡ ÃʰúµÇ¾ú´ÂÁö ¿©ºÎ¸¦ »ç¿ëÀÚ¿¡°Ô ¾Ë¸± ¼ö ÀÖ½À´Ï´Ù. ±×·¯¸é, DispatcherÀÇ ±¸¼º µ¥ÀÌÅ͸¦ ¼öÁ¤ÇÔÀ¸·Î½á Dispatcher ¼º´É¿¡ ¿µÇâÀ» ÁÖ¾î Dispatcher ¶Ç´Â À¥ ¼¹ö¿¡ Àå¾Ö°¡ ¹ß»ýÇϱâ Àü¿¡ ¹Ì¸® Dispatcher ¹®Á¦Á¡À» Á¶Á¤ ¶Ç´Â ¼öÁ¤ÇÒ ¼ö ÀÖ½À´Ï´Ù.
½Ã½ºÅÛ¿¡¼´Â ´ë°³ °¢ ³×Æ®¿öÅ© °ü¸® ½ºÅ×À̼Ǹ¶´Ù ÇϳªÀÇ SNMP ¿¡ÀÌÀüÆ®¸¦ Á¦°øÇÕ´Ï´Ù. »ç¿ëÀÚ´Â GET ¸í·É¾î¸¦ SNMP ¿¡ÀÌÀüÆ®·Î Àü¼ÛÇÕ´Ï´Ù. ±× ´ÙÀ½ ÀÌ SNMP ¿¡ÀÌÀüÆ®´Â GET ¸í·ÉÀ» Àü¼ÛÇÏ¿© ÀÌ·¯ÇÑ MIB º¯¼ö¿¡ Ã¥ÀÓÀÌ ÀÖ´Â ¼ºê¿¡ÀÌÀüÆ®·ÎºÎÅÍ ÁöÁ¤µÈ MBI º¯¼ö°ªÀ» °Ë»öÇÕ´Ï´Ù.
Dispatcher´Â MIB µ¥ÀÌÅ͸¦ °»½ÅÇÏ°í °Ë»öÇÏ´Â ¼ºê¿¡ÀÌÀüÆ®¸¦ Á¦°øÇÕ´Ï´Ù. ¼ºê¿¡ÀÌÀüÆ®´Â SNMP ¿¡ÀÌÀüÆ®°¡ GET ¸í·ÉÀ» Àü¼ÛÇÒ ¶§ ÇØ´ç MIB µ¥ÀÌÅÍ·Î ÀÀ´äÇÕ´Ï´Ù. SNMP ¿¡ÀÌÀüÆ®´Â µ¥ÀÌÅ͸¦ ³×Æ®¿öÅ© °ü¸® ½ºÅ×À̼ǿ¡ Àü´ÞÇÕ´Ï´Ù. ³×Æ®¿öÅ© °ü¸® ½ºÅ×À̼ǿ¡¼´Â »ç¿ëÀÚ¿¡°Ô ÁöÁ¤µÈ ÀÓ°èÄ¡ÀÇ Ãʰú ¿©ºÎ¸¦ ¾Ë¸± ¼ö ÀÖ½À´Ï´Ù.
Dispatcher SNMP Áö¿ø¿¡´Â DPI(ºÐ»ê ÇÁ·Î±×·¥ ÀÎÅÍÆäÀ̽º) ±â´ÉÀ» »ç¿ëÇÏ´Â SNMP ¼ºê¿¡ÀÌÀüÆ®°¡ Æ÷ÇԵ˴ϴÙ. DPI´Â SNMP ¿¡ÀÌÀüÆ®¿Í ±× ¼ºê¿¡ÀÌÀüÆ®°£ÀÇ ÀÎÅÍÆäÀ̽ºÀÔ´Ï´Ù. Windows 2000¿¡¼´Â SNMP ¿¡ÀÌÀüÆ®¿Í ±× ¼ºê¿¡ÀÌÀüÆ® »çÀÌÀÇ ÀÎÅÍÆäÀ̽º·Î Windows È®Àå ¿¡ÀÌÀüÆ®¸¦ »ç¿ëÇÕ´Ï´Ù.
±×¸² 40. AIX ¹× Solaris¿ë SNMP ¸í·É
AIX´Â SNMP ¸ÖƼÇ÷º¼ ÇÁ·ÎÅäÄÝ(SMUX)À» »ç¿ëÇÏ´Â SNMP ¿¡ÀÌÀüÆ®¸¦ Á¦°øÇϰí, DPI¿Í SMUX °£ÀÇ º¯È¯±â·Î¼ ÀÛµ¿ÇÏ´Â Ãß°¡ ½ÇÇà ÆÄÀÏ DPID2¸¦ Á¦°øÇÕ´Ï´Ù.
Linux´Â SMUX¸¦ »ç¿ëÇÏ´Â SNMP ¿¡ÀÌÀüÆ®¸¦ Á¦°øÇÕ´Ï´Ù. ´ëºÎºÐÀÇ Linux ¹öÀü(¿¹: Red Hat)Àº UCD SNMP ÆÐŰÁö¿Í ÇÔ²² Á¦°øµË´Ï´Ù. UCD SNMP ¹öÀü 4.1 À̻󿡴 SMUX »ç¿ë °¡´É ¿¡ÀÌÀüÆ®°¡ ÀÖ½À´Ï´Ù. Load Balancer´Â Linux¿ë DPID2¸¦ Á¦°øÇÕ´Ï´Ù.
SuSE LinuxÀÇ °æ¿ì SuSE°¡ SNMP ¿¡ÀÌÀüÆ®¸¦ Á¦°øÇÏÁö ¾ÊÀ¸¹Ç·Î »ç¿ëÀÚ¿¡°Ô´Â SMUX »ç¿ë °¡´ÉÇÑ NMP ¿¡ÀÌÀüÆ®°¡ ÀÖ¾î¾ß ÇÕ´Ï´Ù.
SolarisÀÇ °æ¿ì, SNMP ¿¡ÀÌÀüÆ®¸¦ Á¦°øÇÏÁö ¾ÊÀ¸¹Ç·Î »ç¿ëÀÚ¿¡°Ô´Â SMUX »ç¿ë °¡´ÉÇÑ SNMP ¿¡ÀÌÀüÆ®°¡ ÀÖ¾î¾ß ÇÕ´Ï´Ù. Load Balancer´Â /opt/ibm/edge/lb/servers/samples/SNMP µð·ºÅ丮¿¡¼ Solaris¿ë DPID2¸¦ Á¦°øÇÕ´Ï´Ù.
DPI ¿¡ÀÌÀüÆ®´Â ·çÆ® »ç¿ëÀڷμ ½ÇÇàµÇ¾î¾ß ÇÕ´Ï´Ù. DPID2 µð¸ÕÀ» ½ÇÇàÇϱâ Àü¿¡, ´ÙÀ½°ú °°ÀÌ /etc/snmpd.peers ÆÄÀÏ ¹× /etc/snmpd.conf ÆÄÀÏÀ» °»½ÅÇϽʽÿÀ.
AIX ¹× SolarisÀÇ °æ¿ì:
"dpid2" 1.3.6.1.4.1.2.3.1.2.2.1.1.2 "dpid_password"
smux 1.3.6.1.4.1.2.3.1.2.2.1.1.2 dpid_password #dpid
LinuxÀÇ °æ¿ì:
"dpid2" 1.3.6.1.4.1.2.3.1.2.2.1.1.2 "dpid_password"
smuxpeer .1.3.6.1.4.1.2.3.1.2.2.1.1.2 dpid_password
¶ÇÇÑ snmpd.conf ÆÄÀÏ¿¡¼ com2sec, group, view ¶Ç´Â access·Î ½ÃÀÛÇÏ´Â ¸ðµç ÇàÀ» ÁÖ¼®À¸·Î ÁöÁ¤ÇØ¾ß ÇÕ´Ï´Ù.
SuSE Linux:
SuSE Linux¿¡¼ Load Balancer SNMP¸¦ »ç¿ëÇÏ·Á¸é ´ÙÀ½À» ¼öÇàÇØ¾ß ÇÕ´Ï´Ù.
snmpd.conf ÆÄÀÏÀ» ´Ù½Ã Àеµ·Ï snmpd¸¦ »õ·Î °íÄ¡½Ê½Ã¿À(ÀÌ¹Ì ½ÇÇà ÁßÀÏ °æ¿ì).
refresh -s snmpd
DPID SMUX ÇǾ ½ÃÀÛÇϽʽÿÀ.
dpid2
µð¸ÕÀº ´ÙÀ½ ¼ø¼·Î ½ÃÀ۵Ǿî¾ß ÇÕ´Ï´Ù.
Solaris SNMP Áö¿øÀ» ¼³Ä¡ÇÏ·Á¸é ´ÙÀ½À» ¼öÇàÇϽʽÿÀ.
/etc/rc3.d/S76snmpdx¿¡¼ /etc/rc3.d/K76snmpdx·Î
/etc/rc3.d/S77dmi¿¡¼ /etc/rc3.d/K77dmi·Î
export LD_LIBRARY_PATH=$LD_LIBRARY_PATH: /usr/local/lib:/usr/local/ssl/lib:/usr/lib
export PATH=/usr/local/sbin:/usr/local/bin:$PATH
export SNMPCONFPATH =/etc/snmp
export MIBDIRS=/usr/local/share/snmp/mibs
cp /opt/ibm/edge/lb/servers/samples/SNMP/dpid2 /usr/local/sbin/dpid2
"dpid2" 1.3.6.1.4.1.2.3.1.2.2.1.1.2 "dpid_password"
smuxpeer 1.3.6.1.4.1.2.3.1.2.2.1.1.2 dpid_password
ÁÖ:
http://sunfreeware.com/ À¥ »çÀÌÆ®¿¡¼ À̸§Àº .gz È®ÀåÀÚ¸¦ °¡Áö¹Ç·Î, ¾ÐÃà ÇØÁ¦ÇÏÁö ¸¶½Ê½Ã¿À. ´ë½Å, pkgadd packageNameÀ» »ç¿ëÇϽʽÿÀ.
Windows SNMP Áö¿øÀ» ¼³Ä¡ÇÏ·Á¸é ´ÙÀ½À» ¼öÇàÇϽʽÿÀ.
½ÇÇà ÇÁ·Î±×·¥À» ½ÇÇàÇÏ¸é¼ dscontrol subagent start [communityname] ¸í·ÉÀ» »ç¿ëÇÏ¿© Windows OS Extension ¿¡ÀÌÀüÆ®¿Í SNMP ¿¡ÀÌÀüÆ® °£¿¡ »ç¿ëµÈ °øµ¿Ã¼ À̸§À» Á¤ÀÇÇϽʽÿÀ.
SNMP´Â Æ®·¦À» ¼Û¼ö½ÅÇÏ¿© Åë½ÅÇϸç, ¿¹¿Ü Á¶°ÇÀ̳ª Áß´ëÇÑ À̺¥Æ®ÀÇ ¹ß»ýÀ» º¸°íÇϱâ À§ÇØ °ü¸®µÇ´Â ÀåÄ¡°¡ Àü´ÞÇÏ´Â ¸Þ½ÃÁöÀÔ´Ï´Ù.
¼ºê¿¡ÀÌÀüÆ®´Â ´ÙÀ½°ú °°Àº Æ®·¦À» »ç¿ëÇÕ´Ï´Ù.
indHighAvailStatus Æ®·¦Àº °í°¡¿ë¼º »óÅÂÀÇ º¯¼ö°ª(hasState)À» º¯°æÇÏ¿© °í°¡¿ë¼º »óÅÂÀÇ °ªÀÌ º¯°æµÇ¾ú´Ù´Â °ÍÀ» ¾Ë¸³´Ï´Ù. hasStateÀÇ °¡´ÉÇÑ °ªÀº ´ÙÀ½°ú °°½À´Ï´Ù.¡¡
indSrvrGoneDown Æ®·¦Àº ¿ÀºêÁ§Æ® IDÀÇ csID(Ŭ·¯½ºÅÍ ID), psNum(Æ÷Æ® ¹øÈ£) ¹× ssID(¼¹ö ID) ºÎºÐ¿¡ ÀÇÇØ ÁöÁ¤µÈ ¼¹öÀÇ °¡ÁßÄ¡°¡ 0ÀÌ µÇ¾ú´Ù´Â °ÍÀ» ¾Ë¸³´Ï´Ù. ¼¹ö¿¡ ´ëÇÑ È°¼º ¿¬°áÀÇ ¸¶Áö¸·À¸·Î ¾Ë·ÁÁø ¹øÈ£°¡ Æ®·¦À¸·Î Àü¼ÛµÇ¾ú½À´Ï´Ù. Dispatcher°¡ ÆÇº°ÇÒ ¼ö ÀÖ´Â °æ¿ì ÀÌ Æ®·¦Àº ÁöÁ¤µÈ ¼¹ö°¡ ´ÜÀýµÇ¾ú´Ù´Â °ÍÀ» ³ªÅ¸³À´Ï´Ù.
indDOSAttack Æ®·¦Àº numhalfopen Áï, SYN ÆÐŶ¸¸À¸·Î ±¸¼ºµÈ ¹Ý°³¹æ ¿¬°áÀÇ ¼ö°¡ ¿ÀºêÁ§Æ® IDÀÇcsID(Ŭ·¯½ºÅÍ ID) ¹× psNum(Æ÷Æ® ¹øÈ£) ºÎºÐ¿¡ ÀÇÇØ ÁöÁ¤µÈ Æ÷Æ®ÀÇ maxhhalfopen ÀÓ°èÄ¡¸¦ ÃʰúÇßÀ½À» ³ªÅ¸³À´Ï´Ù. Æ÷Æ®¿¡¼ ±¸¼ºµÈ ¼¹ö ¼ö°¡ Æ®·¦¿¡¼ Àü¼ÛµË´Ï´Ù. ÀÌ Æ®·¦Àº Load Balancer¿¡¼ ¼ºñ½º °ÅºÎ ÁßÁö°¡ ¹ß»ý ÁßÀÓÀ» ³ªÅ¸³À´Ï´Ù.
indDOSAttackDone Æ®·¦Àº numhalfopen Áï, SYN ÆÐŶ¸¸À¸·Î ±¸¼ºµÈ ¹Ý°³¹æ ¿¬°áÀÇ ¼ö°¡ ¿ÀºêÁ§Æ® IDÀÇ csID ¹× psNum ºÎºÐ¿¡ ÀÇÇØ ÁöÁ¤µÈ Æ÷Æ®ÀÇ maxhalfopen ÀÓ°èÄ¡º¸´Ù ÀÛÀ½À» ³ªÅ¸³À´Ï´Ù. Æ÷Æ®¿¡¼ ±¸¼ºµÈ ¼¹ö ¼ö°¡ Æ®·¦¿¡¼ Àü¼ÛµË´Ï´Ù. Load Balancer°¡ °¡´ÉÇÑ ¼ºñ½º °ÅºÎ ÁßÁö°¡ Á¾·áµÈ °ÍÀ» ÆÇº°Çϸé indDOSAttack Æ®·¦ÀÌ Àü¼ÛµÈ ÈÄ ÀÌ Æ®·¦ÀÌ Àü¼ÛµË´Ï´Ù.
Unix ±â¹Ý ½Ã½ºÅÛÀÇ °æ¿ì, SMUX APIÀÇ Á¦ÇÑÀ¸·Î ÀÎÇØ ibmNetDispatcher ¼ºê¿¡ÀÌÀüÆ®·ÎºÎÅÍ Æ®·¦¿¡ º¸°íµÇ´Â ¿£ÅÍÇÁ¶óÀÌÁî ID°¡ ibmNetDispatcher, 1.3.6.1.4.1.2.6.144°¡ ¾Æ´Ñ dpid2ÀÇ ¿£ÅÍÇÁ¶óÀÌÁî IDÀÏ ¼ö ÀÖ½À´Ï´Ù. ±×·¯³ª µ¥ÀÌÅÍ¿¡ ibmNetDispatcher MIB ³»ÀÇ ¿ÀºêÁ§Æ® ID°¡ Æ÷ÇԵǹǷÎ, µ¥ÀÌÅÍ¿¡ SNMP °ü¸® À¯Æ¿¸®Æ¼´Â Æ®·¦ÀÇ ¼Ò½º¸¦ ÆÇº°ÇÒ ¼ö ÀÖ½À´Ï´Ù.
dscontrol subagent start ¸í·ÉÀ¸·Î SNMP Áö¿øÀÌ ÀÛµ¿µË´Ï´Ù. dscontrol subagent stop ¸í·ÉÀ¸·Î SNMP Áö¿øÀÌ ÀÛµ¿ ÁßÁöµË´Ï´Ù.
dscontrol ¸í·É¿¡ ´ëÇÑ ÀÚ¼¼ÇÑ Á¤º¸´Â dscontrol subagent -- SNMP ¼ºê¿¡ÀÌÀüÆ® ±¸¼ºÀ» ÂüÁ¶ÇϽʽÿÀ.
Linux Ä¿³Î¿¡ ipchainÀ̶ó´Â ¹æÈº® ¼³ºñ°¡ ºôµåµË´Ï´Ù. Load Balancer¿Í ipchainÀÌ µ¿½Ã¿¡ ½ÇÇàµÇ¸é Load Balancer°¡ ¸ÕÀú ÆÐŶÀ» ¼ö½ÅÇÑ ´ÙÀ½ ipchainÀÌ ¼ö½ÅÇÕ´Ï´Ù. ÀÌ·¸°Ô Çϸé ipchainÀ» »ç¿ëÇÏ¿© Linux Load Balancer »óÀÚ(¿¹: ¹æÈº® ·Îµå ¹ë·±½º¿¡ »ç¿ëµÇ´Â Load Balancer »óÀÚ)¸¦ °ß°íÈ÷ ÇÒ ¼ö ÀÖ½À´Ï´Ù.
ipchain ¶Ç´Â iptableÀÌ ¿ÏÀüÈ÷ Á¦ÇÑÀûÀ¸·Î ±¸¼ºµÈ´Ù¸é(Àιٿîµå ¹× ¾Æ¿ô¹Ù¿îµå Åë½Å·®ÀÌ Çã¿ëµÇÁö ¾Ê´Â´Ù¸é), Load BalancerÀÇ ÆÐŶ Àü´Þ ºÎºÐÀº Á¤»óÀûÀ¸·Î ±â´ÉÇÕ´Ï´Ù.
ipchain ¹× iptableÀº ·Îµå ¹ë·±½ºµÇ±â Àü¿¡ ¼ö½Å Åë½Å·®À» ÇÊÅÍÇϴµ¥ »ç¿ëÇÒ ¼ö ¾ø½À´Ï´Ù.
¸ðµç Load Balancer°¡ Á¤»óÀûÀ¸·Î ÀÛµ¿ÇÏ·Á¸é Ãß°¡ Åë½ÅÀÌ Çã¿ëµÇ¾î¾ß ÇÕ´Ï´Ù. ÀÌ Åë½ÅÀÇ ¸î °¡Áö ¿¹Á¦°¡ ³ª¿Í ÀÖ½À´Ï´Ù.
ÀϹÝÀûÀ¸·Î Load Balancer »óÀÚ¿¡ ´ëÇÑ ÀûÀýÇÑ inchain Àü·«Àº ¹é¿£µå ¼¹ö¿Í ¿¬°üµÈ °ÍÀ» Á¦¿ÜÇÑ ¸ðµç Åë½Å·®, ÆÄÆ®³Ê °í°¡¿ë¼º Load Balancer, ¸ðµç µµ´Þ ¸ñÇ¥ ¹× ±¸¼º È£½ºÆ®¸¦ Çã¿ëÇÏÁö ¾Ê´Â °ÍÀÔ´Ï´Ù.
Linux Ä¿³Î ¹öÀü 2.4.10.x¿¡¼ Load Balancer¸¦ ½ÇÇàÇÒ °æ¿ì iptableÀ» Ȱ¼ºÈÇÏÁö ¾Êµµ·Ï ±ÇÀåÇÕ´Ï´Ù. ÀÌ Linux Ä¿³Î ¹öÀü¿¡¼ Ȱ¼ºÈÇÒ °æ¿ì ½Ã°£ÀÌ Áö³²¿¡ µû¶ó ¼º´É ÀúÇϰ¡ ¹ß»ýÇÒ ¼ö ÀÖ½À´Ï´Ù.
iptableÀ» ºñȰ¼ºÈÇÏ·Á¸é, ¸ðµâÀ» ³ª¿ÇÏ¿©(lsmod) ip_tables ¹× ip_conntrackÀ» »ç¿ë ÁßÀÎ ¸ðµâÀ» º» ´ÙÀ½, rmmod ip_tables ¹× rmmod ip_conntrackÀ» ¹ßÇàÇÏ¿© Á¦°ÅÇϽʽÿÀ. ½Ã½ºÅÛÀ» ÀçºÎÆÃÇϸé ÀÌµé ¸ðµâÀÌ ´Ù½Ã Ãß°¡µÇ¸ç, µû¶ó¼ ÀçºÎÆÃÇÒ ¶§¸¶´Ù ÀÌ ´Ü°è¸¦ ¹Ýº¹ÇØ¾ß ÇÕ´Ï´Ù.
Áö¿øµÇ´Â Linux Ä¿³Î ¹öÀü¿¡ ´ëÇØ¼´Â Red Hat Linux, SuSE Linux ¶Ç´Â SuSE SLES Linux ¿ä±¸»çÇ׸¦ ÂüÁ¶ÇϽʽÿÀ.
ÀÌ Àý¿¡¼´Â Load BalancerÀÇ CBR ±¸¼º¿ä¼Ò ÀÛµ¿ ¹× °ü¸® ¹æ¹ý¿¡ ´ëÇØ ¼³¸íÇÕ´Ï´Ù.
CBR°ú Caching Proxy´Â Caching Proxy Ç÷¯±×ÀÎ API¸¦ ÅëÇØ ¹èÄ¡µÇ¾î HTTP¿Í HTTPS(SSL) ¿äûÀ» ó¸®ÇÕ´Ï´Ù. ·Îµå ¹ë·±½º ¼¹ö¸¦ ½ÃÀÛÇÏ·Á¸é, Caching Proxy°¡ µ¿ÀÏÇÑ ½Ã½ºÅÛ¿¡¼ ½ÇÇàµÇ¾î¾ß ÇÕ´Ï´Ù. CBR ±¸¼º ¿¹Á¦¿¡¼ ¼³¸íÇÏ´Â ´ë·Î CBR°ú Caching Proxy¸¦ ¼³Á¤ÇϽʽÿÀ.
CBRÀ» ½ÃÀÛÇÑ ÈÄ¿¡´Â ´ÙÀ½ ¹æ¹ýÀ» »ç¿ëÇÏ¿© Á¦¾îÇÒ ¼ö ÀÖ½À´Ï´Ù.
CBRÀÌ »ç¿ëÇÏ´Â ·Î±×´Â Dispatcher¿¡¼ »ç¿ëÇÏ´Â ·Î±×¿Í À¯»çÇÕ´Ï´Ù. ÀÚ¼¼ÇÑ ³»¿ëÀº Load Balancer ·Î±× »ç¿ëÀ» ÂüÁ¶ÇϽʽÿÀ.
Site Selector¸¦ ½ÃÀÛÇÑ ÈÄ¿¡´Â ´ÙÀ½ ¹æ¹ýÀ» »ç¿ëÇÏ¿© Á¦¾îÇÒ ¼ö ÀÖ½À´Ï´Ù.
Site Selector°¡ »ç¿ëÇÏ´Â ·Î±×´Â Dispatcher¿¡¼ »ç¿ëµÈ ·Î±×¿Í ºñ½ÁÇÕ´Ï´Ù. ÀÚ¼¼ÇÑ ¼³¸íÀº Load Balancer ·Î±× »ç¿ëÀ» ÂüÁ¶ÇϽʽÿÀ.
Cisco CSS Controller¸¦ ½ÃÀÛÇÑ ÈÄ¿¡´Â ´ÙÀ½ ¹æ¹ýÀ» »ç¿ëÇÏ¿© Á¦¾îÇÒ ¼ö ÀÖ½À´Ï´Ù.
Cisco CSS Controller¿¡¼ »ç¿ëÇÏ´Â ·Î±×´Â Dispatcher¿¡¼ »ç¿ëÇÏ´Â ·Î±×¿Í À¯»çÇÕ´Ï´Ù. ÀÚ¼¼ÇÑ ¼³¸íÀº Load Balancer ·Î±× »ç¿ëÀ» ÂüÁ¶ÇϽʽÿÀ.
Nortel Alteon Controller¸¦ ½ÃÀÛÇÑ ÈÄ¿¡´Â ´ÙÀ½ ¹æ¹ýÀ» »ç¿ëÇÏ¿© Á¦¾îÇÒ ¼ö ÀÖ½À´Ï´Ù.
Nortel Alteon Controller¿¡¼ »ç¿ëÇÏ´Â ·Î±×´Â Dispatcher¿¡¼ »ç¿ëÇÏ´Â ·Î±×¿Í À¯»çÇÕ´Ï´ÙÀÚ¼¼ÇÑ ¼³¸íÀº Load Balancer ·Î±× »ç¿ëÀ» ÂüÁ¶ÇϽʽÿÀ.
Metric Server´Â Load Balancer¿¡ ¼¹ö ·Îµå Á¤º¸¸¦ Á¦°øÇÕ´Ï´Ù. Metric Server´Â ·Îµå ¹ë·±½ºµÇ´Â °¢ ¼¹ö¿¡ ÀÖ½À´Ï´Ù.
Metric Server ½Ãµ¿ ½ºÅ©¸³Æ®ÀÇ ·Î±× ·¹º§À» º¯°æÇϽʽÿÀ. Load Balancer ·Î±×ÀÇ ·Î±× ·¹º§ ¹üÀ§¿Í ¸¶Âù°¡Áö·Î 0 - 5ÀÇ ·Î±× ·¹º§ ¹üÀ§¸¦ ÁöÁ¤ÇÒ ¼ö ÀÖ½À´Ï´Ù. ÀÌ·¸°Ô Çϸé ...ms/logs µð·ºÅ丮¿¡ ¿¡ÀÌÀüÆ® ·Î±×°¡ »ý¼ºµË´Ï´Ù.
ÀÌ ÀåÀº Load Balancer¿Í °ü·ÃµÈ ¹®Á¦Á¡À» ¹ß°ßÇϰí ÇØ°áÇÏ´Â µ¥ µµ¿òÀÌ µË´Ï´Ù.
ÀÌ ÀýÀÇ Á¤º¸¸¦ »ç¿ëÇÏ¿© IBM ¼ºñ½º ¼¾ÅͰ¡ ¿ä±¸ÇÏ´Â µ¥ÀÌÅ͸¦ ¼öÁýÇϽʽÿÀ. Á¤º¸´Â ´ÙÀ½ ÁÖÁ¦·Î ³ª´µ¾îÁ® ÀÖ½À´Ï´Ù.
Dispatcher ±¸¼º¿ä¼ÒÀÇ °æ¿ì¿¡¸¸, ¿î¿µ üÁ¦¿¡ °íÀ¯ÇÑ µ¥ÀÌÅÍ ¹× ±¸¼º¿ä¼Ò ÁöÁ¤ ±¸¼º ÆÄÀÏÀ» ÀÚµ¿À¸·Î ¸ðÀ¸´Â ¹®Á¦Á¡ ÆÇº° µµ±¸°¡ ÀÖ½À´Ï´Ù. ÀÌ µµ±¸¸¦ ½ÇÇàÇÏ·Á¸é ÀûÀýÇÑ µð·ºÅ丮¿¡¼ lbpd¸¦ ÀÔ·ÂÇϽʽÿÀ.
Unix ±â¹Ý Ç÷§Æû: /opt/ibm/edge/lb/servers/bin/
Windows 2000: C:\Program Files\IBM\edge\lb\servers\bin
ÀÌ ¹®Á¦Á¡ ÆÇº° µµ±¸´Â µ¥ÀÌÅ͸¦ ´ÙÀ½°ú °°ÀÌ ÆÄÀÏ·Î ÆÐŰÁöÇÕ´Ï´Ù.
AIX, Linux, Solaris Ç÷§ÆûÀÇ °æ¿ì: /opt/ibm/edge/lb/lbpmr.tar.Z
Windows 2000: C:\Program Files\IBM\edge\lb\lbpmr.zip
IBM ¼ºñ½º ¼¾ÅÍ¿¡ ¿¬¶ôÇϱâ Àü¿¡ ´ÙÀ½ Á¤º¸¸¦ ÁغñÇϽʽÿÀ.
dscontrol file save primary.cfg
ÀÌ ¸í·ÉÀº ...ibm/edge/lb/servers/configuration/component/ µð·ºÅ丮¿¡ ±¸¼º ÆÄÀÏÀ» ¹èÄ¡ÇÕ´Ï´Ù.
java -fullversion
AIX, Linux ¹× Solaris: netstat -ni
Windows 2000: ipconfig /all
À̰ÍÀº ¸ðµç ¼¹ö ¹× Load Balancer¿¡¼ ÇʼöÀÔ´Ï´Ù.
AIX, Linux ¹× Solaris: netstat -nr
Windows 2000: route print
À̰ÍÀº ¸ðµç ¼¹ö ¹× Load Balancer¿¡¼ ÇʼöÀÔ´Ï´Ù.
HA ȯ°æ¿¡¼ ¹®Á¦Á¡¿¡ ´ëÇØ ´ÙÀ½ÀÇ Çʼö Á¤º¸¸¦ ¸ðÀ¸½Ê½Ã¿À.
AIX, Linux, Solaris Ç÷§Æû: /opt/ibm/edge/lb/servers/bin
Windows 2000: C:\Program Files\ibm\edge\lb\servers\bin
½ºÅ©¸³Æ® À̸§Àº ´ÙÀ½°ú °°½À´Ï´Ù.
goActive
goStandby
goIdle (ÀÖÀ» °æ¿ì)
goInOp (ÀÖÀ» °æ¿ì)
¶ÇÇÑ ±¸¼º ÆÄÀÏÀ» Æ÷ÇÔÇÕ´Ï´Ù. ÀÏ¹Ý Á¤º¸(Ç×»ó Çʼö)¸¦ ÂüÁ¶ÇϽʽÿÀ
±Ç°íÀÚ°¡ ½Ç¼ö·Î ¼¹ö¸¦ ÀÛµ¿ Áß´Ü »óÅ·Πǥ½ÃÇÒ °æ¿ì¿Í °°ÀÌ ±Ç°íÀÚ ¹®Á¦Á¡¿¡ ´ëÇØ ´ÙÀ½ÀÇ Çʼö Á¤º¸¸¦ ¸ðÀ¸½Ê½Ã¿À.
dscontrol advisor loglevel http 80 5
¶Ç´Â
dscontrol advisor loglevel advisorName port loglevel
¶Ç´Â
dscontrol advisor loglevel advisorName cluster:port loglevel
¶Ç´Â
nalcontrol metriccollector set consultantID:serviceID:metricName loglevel value
±×·¯¸é À̸§ÀÌ ADV_advisorName.log ·Î±×°¡ ÀÛ¼ºµË´Ï´Ù. ¿¹¸¦ µé¾î, ADV_http.logÀÔ´Ï´Ù. ÀÌ ·Î±×´Â ´ÙÀ½ À§Ä¡¿¡ ÀÖ½À´Ï´Ù.
AIX, Linux, Solaris Ç÷§Æû: /opt/ibm/edge/lb/servers/logs/component
Windows 2000: C:\Program Files\ibm\edge\lb\servers\logs\component
¿©±â¼ component´Â ´ÙÀ½°ú °°½À´Ï´Ù.
dispatcher = Dispatcher
cbr = Content Based Routing
cco = Cisco CSS Controller
nal = Nortel Alteon Controller
ss = Site Selector
Content Based Routing ¹®Á¦Á¡¿¡ ´ëÇÑ ´ÙÀ½ Çʼö Á¤º¸¸¦ ¸ðÀ¸½Ê½Ã¿À.
AIX, Linux, Solaris Ç÷§Æû: /etc/
Windows 2000: C:\Program Files\IBM\edge\cp\etc\en_US\
AIX, Linux, Solaris Ç÷§Æû: /opt/ibm/edge/lb/servers/configurations/cbr
Windows 2000: C:\Program Files\IBM\edge\lb\servers\configurations\cbr
Ŭ·¯½ºÅ͸¦ È÷Æ®ÇÒ ¼ö ¾øÀ» °æ¿ì, Load Balancer ½Ã½ºÅÛ µÑ ´Ù¿¡¼ Ŭ·¯½ºÅÍÀÇ º°¸íÀÌ ÁöÁ¤µÇ¾ú°Å³ª ÁöÁ¤µÇÁö ¾Ê¾ÒÀ» °¡´É¼ºÀÌ ÀÖ½À´Ï´Ù. Ŭ·¯½ºÅ͸¦ ¼ÒÀ¯ÇÏ´Â »óÀÚ¸¦ ÆÇº°ÇÏ·Á¸é ´ÙÀ½°ú °°ÀÌ ½ÇÇàÇϽʽÿÀ.
ping cluster arp -a
AIX: netstat -ni
Linux ¹× Solaris: ifconfig -a
Windows 2000: ipconfig /all
PingÀ¸·ÎºÎÅÍ ÀÀ´äÀÌ ¾øÀ¸¸é, µÎ ½Ã½ºÅÛ ¸ðµÎ ÀÎÅÍÆäÀ̽º¿¡ Ŭ·¯½ºÅÍ IP ÁÖ¼ÒÀÇ º°¸í(¿¹: en0, tr0)ÀÌ ÁöÁ¤µÇ¾î ÀÖÁö ¾ÊÀ» °¡´É¼ºÀÌ ÀÖ½À´Ï´Ù.
°æ·Î ÁöÁ¤ ¹®Á¦Á¡À» ÇØ°áÇÒ ¼ö ¾ø°í ±âŸ ¸ðµç ½Ãµµ°¡ ½ÇÆÐÇÒ °æ¿ì, ´ÙÀ½ ¸í·ÉÀ» ½ÇÇàÇÏ¿© ³×Æ®¿öÅ© Åë½Å·®¿¡ ´ëÇÑ ÃßÀûÀ» ½ÇÇàÇϽʽÿÀ.
iptrace -a -s failingClientIPAddress -d clusterIPAddress -b iptrace.trc
ÃßÀûÀ» ½ÇÇàÇϰí, ¹®Á¦Á¡À» ´Ù½Ã ¹ß»ý½ÃŲ µÚ ÇÁ·Î¼¼½º¸¦ Á¾·á(kill)ÇϽʽÿÀ.
snoop -v clientIPAddress destinationIPAddress > snooptrace.out
´Ù¸¥ ·Î±× ·¹º§(¿¹: °ü¸®ÀÚ ·Î±×, ±Ç°íÀÚ ·Î±×µî)À» Áõ°¡Çϰí ÇØ´ç Ãâ·ÂÀ» °ËÅäÇÒ ¼öµµ ÀÖ½À´Ï´Ù.
ÀÌ¹Ì ¼öÁ¤µÈ ¹®Á¦Á¡À» ½Äº°ÇÏ·Á¸é ¾÷±×·¹À̵带 È®ÀÎÇϽʽÿÀ.
ftp://ftp.software.ibm.com/ps/products/networkdispatcher/servicereleases
Load Balancer¿¡ ´ëÇÑ Java ¹öÀü ¾÷±×·¹À̵忡 ´ëÇØ¼´Â ¿©±â¸¦ ÂüÁ¶ÇϽʽÿÀ.
Áö¿ø, ±â¼ú Á¤º¸(ÈùÆ® ¹× ÆÁ) ¹× ¶óÀ̺귯¸® À¥ ÆäÀÌÁö¿¡ ´ëÇÑ À¥ »çÀÌÆ® Á¤º¸´Â ÂüÁ¶¼ Á¤º¸ÀÇ ³»¿ëÀ» ÂüÁ¶ÇϽʽÿÀ.
´ÙÀ½À» ÂüÁ¶ÇϽʽÿÀ.
Ç¥ 14. Dispatcher ¹®Á¦Á¡ ÇØ°á Å×À̺í
Áõ»ó | °¡´ÉÇÑ ¿øÀÎ | À̵¿ À§Ä¡ |
---|---|---|
Dispatcher°¡ Á¦´ë·Î ½ÇÇàµÇÁö ¾ÊÀ½ | Æ÷Æ® ¹øÈ£ Ãæµ¹ | Dispatcher Æ÷Æ® ¹øÈ£ È®ÀÎ |
ÀûÀýÈ÷ ¹èÄ¡µÈ ¼¹ö¸¦ ±¸¼ºÇßÀ¸³ª ·Îµå ¹ë·±½º ¿äû¿¡ ÀÀ´äÇÏÁö ¾ÊÀ½ | ÁÖ¼Ò°¡ À߸øµÇ¾ú°Å³ª Ãæµ¹ÇÔ | ¹®Á¦Á¡: Dispatcher ¹× ¼¹ö°¡ ÀÀ´äÇÏÁö ¾ÊÀ½ |
Ŭ¶óÀÌ¾ðÆ® ½Ã½ºÅÛ¿¡¼ÀÇ ¿¬°áÀÌ Á¦°øµÇÁö ¾Ê°Å³ª ¿¬°áÀÌ ½Ã°£ Á¾·áµÊ |
| ¹®Á¦Á¡: Dispatcher ¿äûÀÌ ¹ë·±½º¸¦ ÀÌ·çÁö ¾ÊÀ½ |
Ŭ¶óÀÌ¾ðÆ® ½Ã½ºÅÛÀÌ Á¦°øµÇÁö ¾Ê°Å³ª ½Ã°£ Á¾·áµÇ¾ú½À´Ï´Ù. | °í°¡¿ë¼ºÀÌ ÀÛµ¿ÇÏÁö ¾ÊÀ½ | ¹®Á¦Á¡: Dispatcher °í°¡¿ë¼º ±â´ÉÀÌ ÀÛµ¿ÇÏÁö ¾ÊÀ½ |
ÇÏÆ® ºñÆ®¸¦ Ãß°¡ÇÒ ¼ö ¾øÀ½(Windows 2000) | ¾î´ðÅÍ¿¡¼ Ãâ¹ßÁö ÁÖ¼Ò°¡ ±¸¼ºµÇÁö ¾ÊÀ½ | ¹®Á¦Á¡: ÇÏÆ® ºñÆ®¸¦ Ãß°¡ÇÒ ¼ö ¾øÀ½(Windows 2000) |
¼¹ö°¡ ¿äûÀ» ó¸®ÇÏÁö ¾ÊÀ½(Window) | ´Ù¸¥ ¶ó¿ìÆ®°¡ ¶ó¿ìÆÃ Å×ÀÌºí¿¡ ÀÛ¼ºµÇ¾î ÀÖÀ½ | ¹®Á¦Á¡: Ãß°¡ ¶ó¿ìÆ®(Windows 2000) |
±Ç°íÀÚ°¡ ±¤¹üÀ§ÇÑ ¿µ¿ª¿¡¼ Á¦´ë·Î ÀÛµ¿ÇÏÁö ¾ÊÀ½ | ±Ç°íÀÚ°¡ ¿ø°Ý ½Ã½ºÅÛ¿¡¼ ½ÇÇà ÁßÀÌ ¾Æ´Ô | ¹®Á¦Á¡: ±Ç°íÀÚ°¡ Á¦´ë·Î ÀÛµ¿ÇÏÁö ¾ÊÀ½ |
Dispatcher, Microsoft IIS ¹× SSLÀÌ ÀÛµ¿ÇÏÁö ¾Ê°Å³ª °è¼ÓµÇÁö ¾ÊÀ½ | ÇÁ·ÎÅäÄÝÀ» ÅëÇØ ¾ÏÈ£ÈµÈ µ¥ÀÌÅ͸¦ Àü¼ÛÇÒ ¼ö ¾øÀ½ | ¹®Á¦Á¡: Dispatcher, Microsoft IIS ¹× SSLÀÌ ÀÛµ¿ÇÏÁö ¾ÊÀ½(Windows 2000) |
¿ø°Ý ½Ã½ºÅÛÀ¸·ÎÀÇ ¿¬°áÀÌ °ÅºÎµÊ | ÀÌÀü ¹öÀüÀÇ Å°°¡ °è¼Ó »ç¿ëµÊ | ¹®Á¦Á¡: ¿ø°Ý ½Ã½ºÅÛ¿¡ ´ëÇÑ Dispatcher ¿¬°á |
'¼¹ö°¡ ÀÀ´äÇÏÁö ¾ÊÀ½' ¶Ç´Â 'RMI ¼¹ö¿¡ ¾×¼¼½ºÇÒ ¼ö ¾øÀ½' ¸Þ½ÃÁö·Î dscontrol ¶Ç´Â lbadmin ¸í·ÉÀÌ ½ÇÆÐÇÔ |
| ¹®Á¦Á¡: dscontrol ¶Ç´Â lbadmin ¸í·É ½ÇÆÐ |
¿Â¶óÀÎ µµ¿ò¸»À» º¸±â À§ÇØ ±âº» ºê¶ó¿ìÀú·Î¼ Netscape¸¦ ½ÇÇàÇÒ ¶§, ¡ºÆÄÀÏÀ» ãÀ» ¼ö ¾ø½À´Ï´Ù..."¶ó´Â ¿À·ù ¸Þ½ÃÁö ¹ß»ý(Windows 2000) | HTML ÆÄÀÏ ¿¬°ü ¼³Á¤ÀÌ À߸øµÊ | ¿Â¶óÀÎ µµ¿ò¸»À» º¸·Á°í ÇÒ ¶§ ¹®Á¦Á¡: ¡ºÆÄÀÏÀ» ãÀ» ¼ö ¾ø½À´Ï´Ù... ¶ó´Â¿À·ù ¸Þ½ÃÁö ¹ß»ý(Windows 2000) |
Solaris 2.7¿¡¼ dsserver¸¦ ½ÃÀÛÇÒ ¶§ ¡ºstty: : ÀÌ·¯ÇÑ ÀåÄ¡ ¶Ç´Â ÁÖ¼Ò°¡ ¾øÀ½"À̶ó´Â ¿À·ù ¸Þ½ÃÁö ¹ß»ý | ÀÌ ¿À·ù ¸Þ½ÃÁö¸¦ ¹«½ÃÇϽʽÿÀ. ¹®Á¦°¡ µÇÁö ¾Ê½À´Ï´Ù. dsserver°¡ Á¦´ë·Î ½ÇÇàµË´Ï´Ù. | ¹®Á¦Á¡: Solaris 2.7¿¡¼ dsserver¸¦ ½ÃÀÛÇÒ ¶§ À¯»ç ¿À·ù ¸Þ½ÃÁö ¹ß»ý |
±×·¡ÇÈ »ç¿ëÀÚ ÀÎÅÍÆäÀ̽º°¡ ¿Ã¹Ù¸£°Ô ½ÃÀÛÇÏÁö ¾ÊÀ½ | ÆäÀÌ¡ °ø°£ÀÌ ÃæºÐÇÏÁö ¾ÊÀ½ | ¹®Á¦Á¡: GUI(Graphical User Interface)°¡ ¿Ã¹Ù·Î ½ÃÀÛµÇÁö ¾ÊÀ½ |
Caching Proxy°¡ ¼³Ä¡µÈ Dispatcher ½ÇÇà Áß¿¡ ¿À·ù ¹ß»ý | Caching Proxy ÆÄÀÏ Á¾¼Ó¼º | ¹®Á¦Á¡: Caching Proxy°¡ ¼³Ä¡µÈ Dispatcher ½ÇÇà Áß ¿À·ù |
±×·¡ÇÈ »ç¿ëÀÚ ÀÎÅÍÆäÀ̽º°¡ ¿Ã¹Ù¸£°Ô Ç¥½ÃµÇÁö ¾ÊÀ½ | ÇØ»óµµ°¡ ¿Ã¹Ù¸£Áö ¾ÊÀ½ | ¹®Á¦Á¡: GUI(Graphical User Interface)°¡ ¿Ã¹Ù¸£°Ô Ç¥½ÃµÇÁö ¾ÊÀ½ |
¶§¶§·Î µµ¿ò¸» ÆÐ³ÎÀÌ ´Ù¸¥ â µÚ·Î »ç¶óÁü | Java ÇѰè | ¹®Á¦Á¡: Windows 2000ÀÇ °æ¿ì, µµ¿ò¸» âÀÌ ´Ù¸¥ ¿¸° â µÚ·Î »ç¶óÁü |
Load Balancer°¡ ÇÁ·¹ÀÓÀ» ó¸®ÇÒ ¼ö ¾ø°í Àü´ÞÇÒ ¼ö ¾øÀ½ | NIC¸¶´Ù °íÀ¯ÇÑ MAC ÁÖ¼Ò°¡ ÇÊ¿äÇÔ | ¹®Á¦Á¡: Load Balancer°¡ ÇÁ·¹ÀÓÀ» ó¸®Çϰí Àü´ÞÇÒ ¼ö ¾øÀ½ |
ÆÄ¶õ»ö ȸéÀÌ ³ªÅ¸³² | ¼³Ä¡ ¹× ±¸¼ºµÈ ³×Æ®¿öÅ© Ä«µå°¡ ¾øÀ½ | ¹®Á¦Á¡: Load Balancer ½ÇÇà ÇÁ·Î±×·¥À» ½ÃÀÛÇÒ ¶§ ÆÄ¶õ»ö ȸéÀÌ Ç¥½ÃµÊ |
Discovery °æ·Î·Î ÀÎÇØ ¸®ÅÏ Åë½Å·®ÀÌ ¹ß»ýÇÏÁö ¸øÇÔ | ·çÇÁ¹é¿¡¼ Ŭ·¯½ºÅÍ º°¸íÀÌ ÁöÁ¤µÊ | ¹®Á¦Á¡: Discovery °æ·Î·Î ÀÎÇØ Load Balancer¿ÍÀÇ ¸®ÅÏ Åë½ÅÀÌ ¹ß»ýÇÏÁö ¸øÇÔ |
±Ç°íÀÚ´Â ¸ðµç ¼¹ö°¡ ÁߴܵǾúÀ½À» Ç¥½ÃÇÔ | TCP üũ¼¶ÀÌ ¿Ã¹Ù¸£°Ô °è»êµÇÁö ¾ÊÀ½ | ¹®Á¦Á¡: ±Ç°íÀÚ´Â ¸ðµç ¼¹ö°¡ ÁߴܵǾúÀ½À» Ç¥½ÃÇÔ |
Load BalancerÀÇ ±¤¿ª ¸ðµåÀÇ °í°¡¿ë¼ºÀÌ ÀÛµ¿µÇÁö ¾ÊÀ½ | ¿ø°Ý Dispatcher°¡ ·ÎÄà DispatcherÀÇ Å¬·¯½ºÅÍ¿¡¼ ¼¹ö·Î Á¤ÀǵǾî¾ß ÇÔ | ¹®Á¦Á¡: Load BalancerÀÇ ±¤¿ª ¸ðµå¿¡¼ °í°¡¿ë¼ºÀÌ ÀÛµ¿µÇÁö ¾ÊÀ½ |
GUI´Â Å« ±¸¼º ÆÄÀÏÀ» ·ÎµåÇÏ·Á°í ÇÒ ¶§ Á¤ÁöÇϰųª ¿¹±âÄ¡ ¸øÇÑ ÀÛµ¿À» ÇÕ´Ï´Ù. | Java´Â GUIÀÇ ±×·¯ÇÑ Å« º¯°æ»çÇ×À» ó¸®ÇÏ´Â µ¥ ÃæºÐÇÑ ¸Þ¸ð¸®¿¡ ¾×¼¼½ºÇÏÁö ¾Ê½À´Ï´Ù. | ¹®Á¦Á¡: GUI´Â Å« ±¸¼º ÆÄÀÏÀ» ·ÎµåÇÏ·Á°í ÇÒ ¶§ Á¤ÁöÇϰųª ¿¹±âÄ¡ ¸øÇÑ ÀÛµ¿À» ÇÕ´Ï´Ù. |
Windows¿¡¼, Á¾Á¾ ÆÄ¶õ»ö È¸é ¶Ç´Â Load Balancer ±Ç°íÀÚ°¡ À߸ø "-1" ·Îµå¸¦ º¸°í | 3Com 985B ±â°¡ºñÆ® ÀÌ´õ³Ý ¾î´ðÅÍ »ç¿ë | ¹®Á¦Á¡: Windows¿¡¼, ÆÄ¶õ»ö È¸é ¶Ç´Â ±Ç°íÀÚ°¡ -1 ·Îµå¸¦ À߸ø º¸°í |
Solaris ÀÚ±¹¾î ¹öÀü¿¡¼, GUI¿¡ ´ëÇÑ ¿¹ ¹× ¾Æ´Ï¿À ´ÜÃß°¡ ¿µ¾î·Î Ç¥½ÃµÉ ¼ö ÀÖ½À´Ï´Ù. | ÀÌ´Â ¾Ë·ÁÁø ¹®Á¦Á¡À¸·Î Sun Microsystems°¡ ÇØ°á ÁßÀÔ´Ï´Ù. | ¹®Á¦Á¡: Solaris NLV¿¡¼, ¿¹ ¹× ¾Æ´Ï¿À ´ÜÃß°¡ ¿µ¾î·Î ³ªÅ¸³² |
Load Balancer °ü¸®(lbadmin)°¡ ±¸¼º °»½Å ÈÄ ¼¹ö·ÎºÎÅÍ ¿¬°áÀÌ ²÷¾îÁý´Ï´Ù. | lbadmin ¶Ç´Â dscontrolÀÇ ¹öÀüÀÌ dsserver¿Í ´Ù¸¦ ¼ö ÀÖ½À´Ï´Ù. | ¹®Á¦Á¡: ±¸¼º °»½Å ÈÄ lbadminÀÌ ¼¹ö·ÎºÎÅÍ ¿¬°áÀÌ ²÷¾îÁü |
¿ø°Ý ¿¬°áÀ» ÅëÇØ IP ÁÖ¼Ò°¡ Á¦´ë·Î ºÐ¼®µÇÁö ¾Ê½À´Ï´Ù. | º¸¾È ¼ÒÄÏ ±¸ÇöÀ» ÅëÇØ ¿ø°Ý Ŭ¶óÀÌ¾ðÆ®¸¦ »ç¿ëÇÒ °æ¿ì, ¿ÏÀüÇÑ µµ¸ÞÀÎ À̸§ ¶Ç´Â È£½ºÆ® À̸§ÀÌ ¿Ã¹Ù¸¥ Á¡ºÐ¸® 10Áø¼ö·Î ºÐ¼®µÇÁö ¾ÊÀ» ¼ö ÀÖ½À´Ï´Ù. | ¹®Á¦Á¡: ¿ø°Ý ¿¬°áÀ» ÅëÇØ IP ÁÖ¼Ò°¡ Á¦´ë·Î ºÐ¼®µÇÁö ¾ÊÀ½ |
ÇÑ±Û Load Balancer ÀÎÅÍÆäÀ̽º°¡ AIX ¹× Linux¿¡¼ °ãÄ¡°Å³ª ¿øÄ¡ ¾Ê´Â ±Û²Ã·Î Ç¥½ÃµË´Ï´Ù. | ±âº» ±Û²ÃÀÌ º¯°æµÇ¾î¾ß ÇÔ | ¹®Á¦Á¡: ÇÑ±Û Load Balancer ÀÎÅÍÆäÀ̽º°¡ AIX ¹× Linux¿¡¼ °ãÄ¡°Å³ª ¿øÄ¡ ¾Ê´Â ±Û²ÃÀ» Ç¥½ÃÇÕ´Ï´Ù |
Windows¿¡¼, MS ·çÇÁ¹é ¾î´ðÅÍÀÇ º°¸íÀ» ÁöÁ¤ÇÑ µÚ, hostname°ú °°Àº ƯÁ¤ ¸í·ÉÀ» ¹ßÇàÇϸé OS°¡ º°¸í ÁÖ¼Ò·Î À߸ø ÀÀ´äÇÕ´Ï´Ù. | ³×Æ®¿öÅ© ¿¬°á ¸ñ·Ï¿¡¼, »õ·Î Ãß°¡µÈ º°¸íÀÌ ·ÎÄà ÁÖ¼Ò À§¿¡ ³ª¿µÇ¾î¼´Â ¾ÈµË´Ï´Ù. | ¹®Á¦Á¡: Windows¿¡¼, hostname°ú °°Àº ¸í·É¾î¸¦ ¹ßÇàÇÏ¸é ·ÎÄà ÁÖ¼Ò ´ë½Å º°¸í ÁÖ¼Ò°¡ ¸®ÅÏµÊ |
Windows 2000¿¡¼ Matrox AGP ºñµð¿À Ä«µå¿Í ÇÔ²² »ç¿ë ½Ã ¿¹»óÇÏÁö ¸øÇÑ GUI ÀÛµ¿ | Load Balancer GUI¸¦ ½ÇÇàÇÏ´Â Áß Matrox AGP ºñµð¿À Ä«µå »ç¿ë ½Ã ¹®Á¦Á¡ÀÌ ¹ß»ýÇÕ´Ï´Ù. | ¹®Á¦Á¡: Windows 2000¿¡¼, Matrox AGP ºñµð¿À Ä«µå »ç¿ë ½Ã ¿¹»óÇÏÁö ¸øÇÑ GUI ÀÛµ¿ |
Linux¿¡¼ "rmmod ibmnd"¸¦ ½ÇÇàÇÒ ¶§ÀÇ ¿¹»óÄ¡ ¸øÇÑ ÀÛµ¿(¿¹: ½Ã½ºÅÛ Á¤Áö) | Load Balancer Ä¿³Î ¸ðµâ(ibmnd)À» ¼öµ¿À¸·Î Á¦°ÅÇÏ¸é ¹®Á¦Á¡ÀÌ ¹ß»ýÇÔ | ¹®Á¦Á¡: rmmod ibmnd ¸¦ ½ÇÇàÇÒ ¶§ ¿¹»óÄ¡ ¾ÊÀº ÀÛµ¿(Linux) |
Dispatcher ½Ã½ºÅÛ¿¡¼ ¸í·ÉÀ» ½ÇÇàÇÒ °æ¿ì ÀÀ´ä ½Ã°£ÀÌ ´À¸² | ´ë·®ÀÇ Å¬¶óÀÌ¾ðÆ® Åë½Å·®À¸·ÎºÎÅÍÀÇ ½Ã½ºÅÛ °úºÎÇÏ·Î ÀÎÇØ ÀÀ´ä ½Ã°£ÀÌ ´À·ÁÁú ¼ö ÀÖÀ½ | ¹®Á¦Á¡: Dispatcher ½Ã½ºÅÛ¿¡¼ ¸í·É ½ÇÇà Áß ÀÀ´ä ½Ã°£ÀÌ ´À¸² |
DispatcherÀÇ mac Àü´Þ ¸Þ¼Òµå¿¡ ´ëÇØ SSL ¶Ç´Â HTTPS ±Ç°íÀÚ°¡ ¼¹ö ·Îµå¸¦ µî·ÏÇÏÁö ¾ÊÀ½ | SSL ¼¹ö ÀÀ¿ëÇÁ·Î±×·¥ÀÌ Å¬·¯½ºÅÍ IP ÁÖ¼Ò·Î ±¸¼ºµÇÁö ¾Ê¾Æ ¹®Á¦Á¡ÀÌ ¹ß»ýÇÔ | ¹®Á¦Á¡: SSL ¶Ç´Â HTTPS ±Ç°íÀÚ°¡ ¼¹ö ·Îµå¸¦ µî·ÏÇÏÁö ¾ÊÀ½(mac Àü´ÞÀ» »ç¿ëÇÒ °æ¿ì) |
lbwebaccess(À¥ °ü¸®) ¶Ç´Â lbadminÀ» »ç¿ëÇÏ¿© ´ëÇü ±¸¼º ·Îµå Áß ¹®Á¦Á¡ | ÃÖ´ë Java ÈüÀ» ´Ã·Á¾ß Çϱ⠶§¹®¿¡ ¹®Á¦Á¡ÀÌ ¹ß»ýÇÒ ¼ö ÀÖÀ½ | ¹®Á¦Á¡: ´ëÇü ±¸¼ºÀ» ·ÎµåÇϱ⠾î·Á¿ò(lbadmin, À¥ °ü¸® »ç¿ë) |
Netscape¸¦ ÅëÇØ ¿ø°Ý À¥ °ü¸®¸¦ »ç¿ëÇÒ ¶§ È£½ºÆ®·ÎºÎÅÍ ¿¬°áÀÌ ²÷¾îÁü | ºê¶ó¿ìÀú âÀÇ Å©±â¸¦ Á¶Á¤ÇÒ ¶§ È£½ºÆ®·ÎºÎÅÍ ¿¬°áÀÌ ²÷¾îÁú ¼ö ÀÖÀ½ | ¹®Á¦Á¡: À¥ °ü¸®¸¦ »ç¿ëÇÏ´Â Áß¿¡ Netscape ºê¶ó¿ìÀú âÀÇ Å©±â¸¦ Á¶Á¤Çϸé È£½ºÆ®·ÎºÎÅÍ ¿¬°áÀÌ ²÷¾îÁü |
¼ÒÄÏ Ç®¸µÀÌ »ç¿ë °¡´ÉÇϸç À¥ ¼¹ö°¡ 0.0.0.0À¸·Î ¹ÙÀεåµË´Ï´Ù. | Microsoft IIS ¼¹ö¸¦ ¹ÙÀÎµå Æ¯Á¤ ¼¹ö·Î ±¸¼ºÇϽʽÿÀ. | ¹®Á¦Á¡: ¼ÒÄÏ Ç®¸µÀÌ »ç¿ë °¡´ÉÇϸç À¥ ¼¹ö°¡ 0.0.0.0À¸·Î ¹ÙÀεåµÊ |
Windows 2000¿¡¼ ¼Õ»óµÈ Latin-1 ÀÚ±¹ ¹®ÀÚ°¡ ¸í·É ÇÁ·ÒÇÁÆ®¿¡ Ç¥½ÃµÊ | ¸í·É ÇÁ·ÒÇÁÆ® â¿¡¼ ±Û²Ã µî·Ï Á¤º¸ º¯°æ | ¹®Á¦Á¡: Windows¿¡¼ ¼Õ»óµÈ Latin-1 ÀÚ±¹ ¹®ÀÚ°¡ ¸í·É ÇÁ·ÒÇÁÆ® â¿¡ Ç¥½ÃµÊ |
Netscape ºê¶ó¿ìÀú¸¦ »ç¿ëÇÏ´Â Unix ±â¹Ý Ç÷§Æû¿¡¼ InfoCenter ³»ÀÇ ¿Â¶óÀÎ µµ¿ò¸» ÅØ½ºÆ®°¡ ÀÛÀº ±Û²Ã·Î Ç¥½ÃµÊ | Netscape ºê¶ó¿ìÀúÀÇ È¯°æ¼³Á¤ ¿É¼ÇÀ» ÆíÁýÇÏ¿© ±Û²Ã Å©±â ´Ã¸®±â | ¹®Á¦Á¡: InfoCenter¸¦ »ç¿ë ÁßÀÎ Unix ±â¹Ý Ç÷§Æû¿¡¼, Netscape ºê¶ó¿ìÀú°¡ ¿Â¶óÀÎ µµ¿ò¸» ÆÄÀÏÀ» ÀÛÀº ±Û²Ã·Î Ç¥½ÃÇÔ |
Áõ»ó | °¡´ÉÇÑ ¿øÀÎ | À̵¿ À§Ä¡ |
CBRÀÌ Á¦´ë·Î ½ÇÇàµÇÁö ¾Ê½À´Ï´Ù. | Æ÷Æ® ¹øÈ£ Ãæµ¹ | CBR Æ÷Æ® ¹øÈ£ È®ÀÎ |
'¼¹ö°¡ ÀÀ´äÇÏÁö ¾ÊÀ½' ¶Ç´Â 'RMI ¼¹ö¿¡ ¾×¼¼½ºÇÒ ¼ö ¾øÀ½' ¸Þ½ÃÁö·Î cbrcontrol ¶Ç´Â lbadmin ¸í·ÉÀÌ ½ÇÆÐÇÔ | ¼ÒÄÏÀÌ ¿¬°áµÈ ½ºÅÃÀ¸·Î ÀÎÇØ ¸í·ÉÀÌ ½ÇÆÐÇ߰ųª cbrserver°¡ ½ÃÀÛµÇÁö ¾Ê¾Æ¼ ¸í·ÉÀÌ ½ÇÆÐÇßÀ½ | ¹®Á¦Á¡: cbrcontrol ¶Ç´Â lbadmin ¸í·É ½ÇÆÐ |
¿äûÀÌ ·Îµå ¹ë·±½ºµÇÁö ¾ÊÀ½ | ½ÇÇà ÇÁ·Î±×·¥ÀÌ ½ÃÀ۵DZâ Àü¿¡ Caching Proxy°¡ ½ÃÀÛµÊ | ¹®Á¦Á¡: ¿äûÀÌ ·Îµå ¹ë·±½ºµÇÁö ¾ÊÀ½ |
Solaris¿¡¼ cbrcontrol executor start ¸í·ÉÀÌ '¿À·ù: ½ÇÇà ÇÁ·Î±×·¥ÀÌ ½ÃÀÛµÇÁö ¾Ê¾Ò½À´Ï´Ù.'¶ó´Â ¸Þ½ÃÁö¸¦ Ç¥½ÃÇÔ | ½Ã½ºÅÛ IPC ±âº»°ªÀÌ ¼öÁ¤µÇ¾î¾ß ÇϹǷΠ¸í·ÉÀÌ ½ÇÆÐÇÔ | ¹®Á¦Á¡: Solaris¿¡¼ cbrcontrol executor start ¸í·É ½ÇÆÐ |
URL ±ÔÄ¢ÀÌ ÀÛµ¿ÇÏÁö ¾ÊÀ½ | ±¸¹® ¶Ç´Â ±¸¼º ¿À·ù | ¹®Á¦Á¡: ±¸¹® ¶Ç´Â ±¸¼º ¿À·ù |
Windows¿¡¼, Á¾Á¾ ÆÄ¶õ»ö È¸é ¶Ç´Â Load Balancer ±Ç°íÀÚ°¡ À߸ø "-1" ·Îµå¸¦ º¸°í | 3Com 985B ±â°¡ºñÆ® ÀÌ´õ³Ý ¾î´ðÅÍ »ç¿ë | ¹®Á¦Á¡: Windows¿¡¼, ÆÄ¶õ»ö È¸é ¶Ç´Â ±Ç°íÀÚ°¡ -1 ·Îµå¸¦ À߸ø º¸°í |
Solaris ÀÚ±¹¾î ¹öÀü¿¡¼, GUI¿¡ ´ëÇÑ ¿¹ ¹× ¾Æ´Ï¿À ´ÜÃß°¡ ¿µ¾î·Î Ç¥½ÃµÉ ¼ö ÀÖ½À´Ï´Ù. | ÀÌ´Â ¾Ë·ÁÁø ¹®Á¦Á¡À¸·Î Sun Microsystems°¡ ÇØ°á ÁßÀÔ´Ï´Ù. | ¹®Á¦Á¡: Solaris NLV¿¡¼, ¿¹ ¹× ¾Æ´Ï¿À ´ÜÃß°¡ ¿µ¾î·Î ³ªÅ¸³² |
Windows 2000¿¡¼ Matrox AGP ºñµð¿À Ä«µå¿Í ÇÔ²² »ç¿ë ½Ã ¿¹»óÇÏÁö ¸øÇÑ GUI ÀÛµ¿ | Load Balancer GUI¸¦ ½ÇÇàÇÏ´Â Áß Matrox AGP ºñµð¿À Ä«µå »ç¿ë ½Ã ¹®Á¦Á¡ÀÌ ¹ß»ýÇÕ´Ï´Ù. | ¹®Á¦Á¡: Windows 2000¿¡¼, Matrox AGP ºñµð¿À Ä«µå »ç¿ë ½Ã ¿¹»óÇÏÁö ¸øÇÑ GUI ÀÛµ¿ |
lbwebaccess(À¥ °ü¸®) ¶Ç´Â lbadminÀ» »ç¿ëÇÏ¿© ´ëÇü ±¸¼º ·Îµå Áß ¹®Á¦Á¡ | ÃÖ´ë Java ÈüÀ» ´Ã·Á¾ß Çϱ⠶§¹®¿¡ ¹®Á¦Á¡ÀÌ ¹ß»ýÇÒ ¼ö ÀÖÀ½ | ¹®Á¦Á¡: ´ëÇü ±¸¼ºÀ» ·ÎµåÇϱ⠾î·Á¿ò(lbadmin, À¥ °ü¸® »ç¿ë) |
Netscape¸¦ ÅëÇØ ¿ø°Ý À¥ °ü¸®¸¦ »ç¿ëÇÒ ¶§ È£½ºÆ®·ÎºÎÅÍ ¿¬°áÀÌ ²÷¾îÁü | ºê¶ó¿ìÀú âÀÇ Å©±â¸¦ Á¶Á¤ÇÒ ¶§ È£½ºÆ®·ÎºÎÅÍ ¿¬°áÀÌ ²÷¾îÁú ¼ö ÀÖÀ½ | ¹®Á¦Á¡: À¥ °ü¸®¸¦ »ç¿ëÇÏ´Â Áß¿¡ Netscape ºê¶ó¿ìÀú âÀÇ Å©±â¸¦ Á¶Á¤Çϸé È£½ºÆ®·ÎºÎÅÍ ¿¬°áÀÌ ²÷¾îÁü |
Windows 2000¿¡¼ ¼Õ»óµÈ Latin-1 ÀÚ±¹ ¹®ÀÚ°¡ ¸í·É ÇÁ·ÒÇÁÆ®¿¡ Ç¥½ÃµÊ | ¸í·É ÇÁ·ÒÇÁÆ® â¿¡¼ ±Û²Ã µî·Ï Á¤º¸ º¯°æ | ¹®Á¦Á¡: Windows¿¡¼ ¼Õ»óµÈ Latin-1 ÀÚ±¹ ¹®ÀÚ°¡ ¸í·É ÇÁ·ÒÇÁÆ® â¿¡ Ç¥½ÃµÊ |
Netscape ºê¶ó¿ìÀú¸¦ »ç¿ëÇÏ´Â Unix ±â¹Ý Ç÷§Æû¿¡¼ InfoCenter ³»ÀÇ ¿Â¶óÀÎ µµ¿ò¸» ÅØ½ºÆ®°¡ ÀÛÀº ±Û²Ã·Î Ç¥½ÃµÊ | Netscape ºê¶ó¿ìÀúÀÇ È¯°æ¼³Á¤ ¿É¼ÇÀ» ÆíÁýÇÏ¿© ±Û²Ã Å©±â ´Ã¸®±â | ¹®Á¦Á¡: InfoCenter¸¦ »ç¿ë ÁßÀÎ Unix ±â¹Ý Ç÷§Æû¿¡¼, Netscape ºê¶ó¿ìÀú°¡ ¿Â¶óÀÎ µµ¿ò¸» ÅØ½ºÆ®¸¦ ÀÛÀº ±Û²Ã·Î Ç¥½ÃÇÔ |
Ç¥ 16. Site Selector ¹®Á¦Á¡ ÇØ°á Å×À̺í
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Site Selector°¡ ¿Ã¹Ù¸£°Ô ½ÇÇàµÇÁö ¾ÊÀ½ | Æ÷Æ® ¹øÈ£ Ãæµ¹ | Site Selector Æ÷Æ® ¹øÈ£ È®ÀÎ |
Site Selector°¡ Solaris Ŭ¶óÀÌ¾ðÆ®·ÎºÎÅÍ ¼ö½ÅÇÏ´Â ¿äûÀ» ¶ó¿îµå ·Îºó(round-robin)ÇÏÁö ¾ÊÀ½ | Solaris ½Ã½ºÅÛÀÌ "À̸§ ¼ºñ½º ij½Ã µð¸Õ"À» ½ÇÇàÇÔ | ¹®Á¦Á¡: Site Selector°¡ Solaris Ŭ¶óÀÌ¾ðÆ®·ÎºÎÅÍ Åë½ÅÀ» ¶ó¿îµå ·Îºó(round-robin)ÇÏÁö ¾ÊÀ½ |
'¼¹ö°¡ ÀÀ´äÇÏÁö ¾ÊÀ½' ¶Ç´Â 'RMI ¼¹ö¿¡ ¾×¼¼½ºÇÒ ¼ö ¾øÀ½' ¸Þ½ÃÁö·Î sscontrol ¶Ç´Â lbadmin ¸í·ÉÀÌ ½ÇÆÐÇÔ | ¼ÒÄÏÀÌ ¿¬°áµÈ ½ºÅÃÀ¸·Î ÀÎÇØ ¸í·ÉÀÌ ½ÇÆÐÇ߰ųª ssserver°¡ ½ÃÀÛµÇÁö ¾Ê¾Æ¼ ¸í·ÉÀÌ ½ÇÆÐÇßÀ½ | ¹®Á¦Á¡: sscontrol ¶Ç´Â lbadmin ¸í·É ½ÇÆÐ |
ssserver°¡ Windows 2000¿¡¼ ½ÃÀÛ¿¡ ½ÇÆÐÇÔ | Windows¿¡¼´Â È£½ºÆ® À̸§ÀÌ DNS¿¡ ÀÖÀ» Çʿ䰡 ¾ø½À´Ï´Ù. | ¹®Á¦Á¡: ssserver°¡ Windows 2000¿¡¼ ½ÃÀÛ¿¡ ½ÇÆÐÇÔ |
½Ã½ºÅÛÀÌ Áߺ¹ ¶ó¿ìÆ®¸¦ ÅëÇØ ¿Ã¹Ù¸£°Ô ·Îµå ¹ë·±½ºµÇÁö ¾ÊÀ½ - À̸§ ºÐ¼®¿¡ ½ÇÆÐ | ¿©·¯ ¾î´ðÅͰ¡ ÀÖ´Â Site Selector°¡ µ¿ÀÏÇÑ ¼ºê³Ý¿¡ ¿¬°áµÊ | ¹®Á¦Á¡: Site Selector°¡ Áߺ¹ ¶ó¿ìÆ®¸¦ ÅëÇØ ¿Ã¹Ù¸£°Ô ·Îµå ¹ë·±½ºÇÏÁö ¾ÊÀ½ |
Windows¿¡¼, Á¾Á¾ ÆÄ¶õ»ö È¸é ¶Ç´Â Load Balancer ±Ç°íÀÚ°¡ À߸ø "-1" ·Îµå¸¦ º¸°í | 3Com 985B ±â°¡ºñÆ® ÀÌ´õ³Ý ¾î´ðÅÍ »ç¿ë | ¹®Á¦Á¡: Windows¿¡¼, ÆÄ¶õ»ö È¸é ¶Ç´Â ±Ç°íÀÚ°¡ -1 ·Îµå¸¦ À߸ø º¸°í |
Solaris ÀÚ±¹¾î ¹öÀü¿¡¼, GUI¿¡ ´ëÇÑ ¿¹ ¹× ¾Æ´Ï¿À ´ÜÃß°¡ ¿µ¾î·Î Ç¥½ÃµÉ ¼ö ÀÖ½À´Ï´Ù. | ÀÌ´Â ¾Ë·ÁÁø ¹®Á¦Á¡À¸·Î Sun Microsystems°¡ ÇØ°á ÁßÀÔ´Ï´Ù. | ¹®Á¦Á¡: Solaris NLV¿¡¼, ¿¹ ¹× ¾Æ´Ï¿À ´ÜÃß°¡ ¿µ¾î·Î ³ªÅ¸³² |
Windows 2000¿¡¼ Matrox AGP ºñµð¿À Ä«µå¿Í ÇÔ²² »ç¿ë ½Ã ¿¹»óÇÏÁö ¸øÇÑ GUI ÀÛµ¿ | Load Balancer GUI¸¦ ½ÇÇàÇÏ´Â Áß Matrox AGP ºñµð¿À Ä«µå »ç¿ë ½Ã ¹®Á¦Á¡ÀÌ ¹ß»ýÇÕ´Ï´Ù. | ¹®Á¦Á¡: Windows 2000¿¡¼, Matrox AGP ºñµð¿À Ä«µå »ç¿ë ½Ã ¿¹»óÇÏÁö ¸øÇÑ GUI ÀÛµ¿ |
lbwebaccess(À¥ °ü¸®) ¶Ç´Â lbadminÀ» »ç¿ëÇÏ¿© ´ëÇü ±¸¼º ·Îµå Áß ¹®Á¦Á¡ | ÃÖ´ë Java ÈüÀ» ´Ã·Á¾ß Çϱ⠶§¹®¿¡ ¹®Á¦Á¡ÀÌ ¹ß»ýÇÒ ¼ö ÀÖÀ½ | ¹®Á¦Á¡: ´ëÇü ±¸¼ºÀ» ·ÎµåÇϱ⠾î·Á¿ò(lbadmin, À¥ °ü¸® »ç¿ë) |
Netscape¸¦ ÅëÇØ ¿ø°Ý À¥ °ü¸®¸¦ »ç¿ëÇÒ ¶§ È£½ºÆ®·ÎºÎÅÍ ¿¬°áÀÌ ²÷¾îÁü | ºê¶ó¿ìÀú âÀÇ Å©±â¸¦ Á¶Á¤ÇÒ ¶§ È£½ºÆ®·ÎºÎÅÍ ¿¬°áÀÌ ²÷¾îÁú ¼ö ÀÖÀ½ | ¹®Á¦Á¡: À¥ °ü¸®¸¦ »ç¿ëÇÏ´Â Áß¿¡ Netscape ºê¶ó¿ìÀú âÀÇ Å©±â¸¦ Á¶Á¤Çϸé È£½ºÆ®·ÎºÎÅÍ ¿¬°áÀÌ ²÷¾îÁü |
Windows 2000¿¡¼ ¼Õ»óµÈ Latin-1 ÀÚ±¹ ¹®ÀÚ°¡ ¸í·É ÇÁ·ÒÇÁÆ®¿¡ Ç¥½ÃµÊ | ¸í·É ÇÁ·ÒÇÁÆ® â¿¡¼ ±Û²Ã µî·Ï Á¤º¸ º¯°æ | ¹®Á¦Á¡: Windows¿¡¼ ¼Õ»óµÈ Latin-1 ÀÚ±¹ ¹®ÀÚ°¡ ¸í·É ÇÁ·ÒÇÁÆ® â¿¡ Ç¥½ÃµÊ |
Netscape ºê¶ó¿ìÀú¸¦ »ç¿ëÇÏ´Â Unix ±â¹Ý Ç÷§Æû¿¡¼ InfoCenter ³»ÀÇ ¿Â¶óÀÎ µµ¿ò¸» ÅØ½ºÆ®°¡ ÀÛÀº ±Û²Ã·Î Ç¥½ÃµÊ | Netscape ºê¶ó¿ìÀúÀÇ È¯°æ¼³Á¤ ¿É¼ÇÀ» ÆíÁýÇÏ¿© ±Û²Ã Å©±â ´Ã¸®±â | ¹®Á¦Á¡: InfoCenter¸¦ »ç¿ë ÁßÀÎ Unix ±â¹Ý Ç÷§Æû¿¡¼, Netscape ºê¶ó¿ìÀú°¡ ¿Â¶óÀÎ µµ¿ò¸» ÅØ½ºÆ®¸¦ ÀÛÀº ±Û²Ã·Î Ç¥½ÃÇÔ |
Ç¥ 17. Controller for Cisco CSS Switches ¹®Á¦Á¡ ÇØ°á Å×À̺í
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ccoserver°¡ ½ÃÀÛµÇÁö ¾ÊÀ½ | Æ÷Æ® ¹øÈ£ Ãæµ¹ | Cisco CSS Controller Æ÷Æ® ¹øÈ£ È®ÀÎ |
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Windows 2000¿¡¼ Matrox AGP ºñµð¿À Ä«µå¿Í ÇÔ²² »ç¿ë ½Ã ¿¹»óÇÏÁö ¸øÇÑ GUI ÀÛµ¿ | Load Balancer GUI¸¦ ½ÇÇàÇÏ´Â Áß Matrox AGP ºñµð¿À Ä«µå »ç¿ë ½Ã ¹®Á¦Á¡ÀÌ ¹ß»ýÇÕ´Ï´Ù. | ¹®Á¦Á¡: Windows 2000¿¡¼, Matrox AGP ºñµð¿À Ä«µå »ç¿ë ½Ã ¿¹»óÇÏÁö ¸øÇÑ GUI ÀÛµ¿ |
ÄÁ¼³ÅÏÆ®¸¦ Ãß°¡ÇÒ ¶§ ¿¬°á ¿À·ù¸¦ ¹ÞÀ½ | ½ºÀ§Ä¡ ¶Ç´Â Á¦¾î±âÀÇ ±¸¼º ¼³Á¤ÀÌ ¿Ã¹Ù¸£Áö ¾ÊÀ½ | ¹®Á¦Á¡: ÄÁ¼³ÅÏÆ®¸¦ Ãß°¡ÇÒ ¶§ ¿¬°á ¿À·ù¸¦ ¹ÞÀ½ |
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Ç¥ 18. Nortel Alteon Controller ¹®Á¦Á¡ ÇØ°á Å×À̺í
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Windows 2000¿¡¼ Matrox AGP ºñµð¿À Ä«µå¿Í ÇÔ²² »ç¿ë ½Ã ¿¹»óÇÏÁö ¸øÇÑ GUI ÀÛµ¿ | Load Balancer GUI¸¦ ½ÇÇàÇÏ´Â Áß Matrox AGP ºñµð¿À Ä«µå »ç¿ë ½Ã ¹®Á¦Á¡ÀÌ ¹ß»ýÇÕ´Ï´Ù. | ¹®Á¦Á¡: Windows 2000¿¡¼, Matrox AGP ºñµð¿À Ä«µå »ç¿ë ½Ã ¿¹»óÇÏÁö ¸øÇÑ GUI ÀÛµ¿ |
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Netscape ºê¶ó¿ìÀú¸¦ »ç¿ëÇÏ´Â Unix ±â¹Ý Ç÷§Æû¿¡¼ InfoCenter ³»ÀÇ ¿Â¶óÀÎ µµ¿ò¸» ÅØ½ºÆ®°¡ ÀÛÀº ±Û²Ã·Î Ç¥½ÃµÊ | Netscape ºê¶ó¿ìÀúÀÇ È¯°æ¼³Á¤ ¿É¼ÇÀ» ÆíÁýÇÏ¿© ±Û²Ã Å©±â ´Ã¸®±â | ¹®Á¦Á¡: InfoCenter¸¦ »ç¿ë ÁßÀÎ Unix ±â¹Ý Ç÷§Æû¿¡¼, Netscape ºê¶ó¿ìÀú°¡ ¿Â¶óÀÎ µµ¿ò¸» ÅØ½ºÆ®¸¦ ÀÛÀº ±Û²Ã·Î Ç¥½ÃÇÔ |
Ç¥ 19. Metric Server ¹®Á¦Á¡ ÇØ°á Å×À̺í
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Site Selector ½ÇÇà¿¡ °üÇÑ ¹®Á¦Á¡ÀÌ ¹ß»ýÇÏ´Â °æ¿ì, ÀÀ¿ëÇÁ·Î±×·¥ÀÇ Çϳª°¡ Site Selector¿¡¼ »ç¿ëÇÏ´Â Æ÷Æ® ¹øÈ£¸¦ »ç¿ëÇϰí ÀÖÀ» ¼ö ÀÖ½À´Ï´Ù. Site Selector´Â ¹Ýµå½Ã ´ÙÀ½ Æ÷Æ® ¹øÈ£¸¦ »ç¿ëÇØ¾ß ÇÕ´Ï´Ù.
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Cisco CSS Controller ±¸¼º¿ä¼Ò ½ÇÇà¿¡ ´ëÇÑ ¹®Á¦Á¡ÀÌ ¹ß»ýÇÏ´Â °æ¿ì, ´Ù¸¥ ÀÀ¿ëÇÁ·Î±×·¥ÀÌ Cisco CSS ControllerÀÇ ccoserver¿¡¼ »ç¿ëÇÏ´Â Æ÷Æ® ¹øÈ£ Áß Çϳª¸¦ »ç¿ëÇϰí ÀÖÀ» ¼ö ÀÖ½À´Ï´Ù. Cisco CSS Controller´Â ¹Ýµå½Ã ´ÙÀ½ Æ÷Æ® ¹øÈ£¸¦ »ç¿ëÇØ¾ß ÇÕ´Ï´Ù.
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Nortel Alteon Controller ±¸¼º¿ä¼Ò ½ÇÇà¿¡ ´ëÇÑ ¹®Á¦Á¡ÀÌ ¹ß»ýÇÏ´Â °æ¿ì, ´Ù¸¥ ÀÀ¿ëÇÁ·Î±×·¥ÀÌ Nortel Alteon ControllerÀÇ nalserver¿¡¼ »ç¿ëÇÏ´Â Æ÷Æ® ¹øÈ£ Áß Çϳª¸¦ »ç¿ëÇϰí ÀÖÀ» ¼ö ÀÖ½À´Ï´Ù. Nortel Alteon Controller´Â ¹Ýµå½Ã ´ÙÀ½ Æ÷Æ® ¹øÈ£¸¦ »ç¿ëÇØ¾ß ÇÕ´Ï´Ù.
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ÀÌ ¹®Á¦Á¡Àº ÁöÁ¤µÈ ÁÖ¼Ò°¡ ¾Æ´Ñ ´Ù¸¥ ÁÖ¼Ò°¡ »ç¿ëµÇ°í ÀÖÀ» ¶§ ¹ß»ýÇÕ´Ï´Ù. Dispatcher ¹× ¼¹ö¸¦ °áÇÕ ¹èÄ¡ÇÒ ¶§ ±¸¼º¿¡ »ç¿ëµÇ´Â ¼¹ö ÁÖ¼Ò°¡ NFA ÁÖ¼ÒÀ̰ųª °áÇÕ ¹èÄ¡ ÇüÅ·Π±¸¼ºµÇ¾î ÀÖ´ÂÁö È®ÀÎÇϽʽÿÀ.
ÀÌ ¹®Á¦Á¡¿¡´Â Ŭ¶óÀÌ¾ðÆ® ½Ã½ºÅÛ¿¡¼ÀÇ ¿¬°áÀÌ Á¦°øµÇÁö ¾Ê°Å³ª ¿¬°áÀÌ ½Ã°£ Á¾·áµÇ´Â µîÀÇ Áõ»óÀÌ ÀÖ½À´Ï´Ù. ´ÙÀ½À» È®ÀÎÇÏ¿© ¹®Á¦Á¡À» Áø´ÜÇϽʽÿÀ.
Windows ¹× ±âŸ Ç÷§ÆûÀÇ °æ¿ì ¼¹ö ½Ã½ºÅÛÀÇ ½Ã½ºÅÛ ¼³Á¤À» ÂüÁ¶ÇϽʽÿÀ.
ÀÌ ¹®Á¦Á¡Àº Dispatcher °í°¡¿ë¼º ȯ°æÀÌ ±¸¼ºµÇ¾î ÀÖÀ¸³ª, Ŭ¶óÀÌ¾ðÆ® ½Ã½ºÅÛÀ¸·ÎºÎÅÍÀÇ ¿¬°áÀÌ Á¦°øµÇÁö ¾Ê°Å³ª ½Ã°£ Á¾·áµÇ°í ÀÖ´Â °æ¿ì¿¡ ³ªÅ¸³³´Ï´Ù. ¹®Á¦Á¡À» Á¤Á¤Çϰųª Áø´ÜÇÏ·Á¸é, ´ÙÀ½À» È®ÀÎÇϽʽÿÀ.
Windows 2000 ¿À·ù´Â Ãâ¹ßÁö ÁÖ¼Ò°¡ ¾î´ðÅÍ¿¡ ±¸¼ºµÇÁö ¾ÊÀ» ¶§ ¹ß»ýÇÕ´Ï´Ù. ¹®Á¦Á¡À» Á¤Á¤Çϰųª Áø´ÜÇÏ·Á¸é, ´ÙÀ½À» È®ÀÎÇϽʽÿÀ.
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Dispatcher, Microsoft IIS ¹× SSL »ç¿ë½Ã À̵éÀÌ ÇÔ²² ÀÛµ¿ÇÏÁö ¾ÊÀ¸¸é, SSL º¸¾ÈÀ» ÀÛµ¿ÇÏ´Â µ¥ ¹®Á¦°¡ ÀÖÀ» ¼ö ÀÖ½À´Ï´Ù. Ű ½Ö »ý¼º, ÀÎÁõ È®º¸, Ű ½ÖÀÌ ÀÖ´Â ÀÎÁõ ¼³Ä¡, SSLÀÌ ÇÊ¿äÇÑ µð·ºÅ丮 ±¸¼º¿¡ ´ëÇÑ ÀÚ¼¼ÇÑ Á¤º¸´Â Windows 2000°ú ÇÔ²² Á¦°øµÇ´Â Microsoft Á¤º¸, ÇǾî À¥ ¼ºñ½º Á¤º¸ ¹× °èȹ ¾È³»¼¸¦ ÂüÁ¶ÇϽʽÿÀ. À¥ ºê¶ó¿ìÀú¿¡¼ º¼ ¼ö ÀÖ´Â ¹®¼ÀÇ ·ÎÄà URLÀº file:///C:/WINNT/system32/inetsrv/iisadmin/htmldocs/inetdocs.htmÀÔ´Ï´Ù.
Dispatcher¿¡¼´Â ¿ø°Ý ½Ã½ºÅÛ¿¡ ¿¬°áÇÏ¿© À̸¦ ±¸¼ºÇÒ ¼ö Àִ Ű¸¦ »ç¿ëÇÕ´Ï´Ù. Ű´Â ¿¬°á¿¡ RMI Æ÷Æ®¸¦ ÁöÁ¤ÇÕ´Ï´Ù. º¸¾È ÀÌÀ¯ ¶Ç´Â Ãæµ¹·Î ÀÎÇØ RMI Æ÷Æ®¸¦ º¯°æÇÒ ¼ö ÀÖ½À´Ï´Ù. RMI Æ÷Æ®¸¦ º¯°æÇϸé, ŰÀÇ ÆÄÀÏ À̸§Àº ´Þ¶óÁý´Ï´Ù. µ¿ÀÏÇÑ ¿ø°Ý ½Ã½ºÅÛÀÇ Å° µð·ºÅ丮¿¡ µÑ ÀÌ»óÀÇ Å°°¡ ÀÖ°í À̵éÀÌ ¼·Î ´Ù¸¥ RMI Æ÷Æ®¸¦ ÁöÁ¤Çϸé, ¸í·ÉÇàÀº ¹ß°ßµÈ óÀ½ ۸¸ ½ÃµµÇÕ´Ï´Ù. ÀÌ Å°°¡ Ʋ·ÈÀ¸¸é, ¿¬°áÀº °ÅºÎµË´Ï´Ù. Ʋ¸° ۸¦ »èÁ¦ÇÏÁö ¾Ê´Â ÇÑ, ¿¬°áµÇÁö ¾Ê½À´Ï´Ù.
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ÀÌ·¯ÇÑ ¹®Á¦Á¡À» ¹æÁöÇÏ·Á¸é, dsserver ½ºÅ©¸³Æ® ÆÄÀÏÀ» ÆíÁýÇÏ¿© ¹æÈº®(¶Ç´Â ±âŸ ÀÀ¿ëÇÁ·Î±×·¥)¿¡ ´ëÇÏ¿© RMI¿¡¼ »ç¿ëÇÏ´Â Æ÷Æ®¸¦ ¼³Á¤ÇϽʽÿÀ. LB_RMISERVERPORT=10199 ÇàÀ» LB_RMISERVERPORT=yourPort·Î º¯°æÇϽʽÿÀ. ¿©±â¼ yourPort´Â ´Ù¸¥ Æ÷Æ®ÀÔ´Ï´Ù.
¿Ï·áµÇ¸ç, dsserver¸¦ Àç½ÃÀÛÇÏ°í Æ÷Æ® 10099, 10004, 10199 ¹× 10100 ¶Ç´Â °ü¸® ÄܼÖÀÌ ½ÇÇàµÉ È£½ºÆ® ÁÖ¼Ò¿¡ ´ëÇÏ¿© ¼±ÅÃµÈ Æ÷Æ®¿Í Åë½ÅÀ» ½ÃÀÛÇϽʽÿÀ.
Windows 2000ÀÇ °æ¿ì, ±âº» ºê¶ó¿ìÀú·Î Netscape¸¦ »ç¿ëÇÒ ¶§ ÀÌ ¹®Á¦Á¡¿¡ ´ëÇØ ¡º'<filename>.html' ÆÄÀÏ(¶Ç´Â ±¸¼º¿ä¼Ò Áß Çϳª)À» ãÀ» ¼ö ¾ø½À´Ï´Ù. °æ·Î¿Í ÆÄÀÏ À̸§ÀÌ ¿Ã¹Ù¸¥Áö, ÇÊ¿äÇÑ ¸ðµç ¶óÀ̺귯¸®°¡ »ç¿ë °¡´ÉÇÑÁö È®ÀÎÇϽʽÿÀ."¶ó´Â ¿À·ù ¸Þ½ÃÁö°¡ ³ªÅ¸³³´Ï´Ù.
ÀÌ ¹®Á¦Á¡Àº HTML ÆÄÀÏ ¿¬°ü ¼³Á¤ÀÌ À߸øµÇ¾î¼ ¹ß»ýÇÕ´Ï´Ù. ÇØ°áÃ¥Àº ´ÙÀ½°ú °°½À´Ï´Ù.
Solaris 2.7 Ç÷§Æû¿¡¼ dsserver¸¦ ½ÃÀÛÇÒ ¶§, ¡ºstty: : ±×·¯ÇÑ ÀåÄ¡³ª ÁÖ¼Ò°¡ ¾øÀ½"À̶ó´Â À¯»ç ¿À·ù ¸Þ½ÃÁö°¡ ³ªÅ¸³³´Ï´Ù. ÀÌ ¿À·ù ¸Þ½ÃÁö¸¦ ¹«½ÃÇϽʽÿÀ. dsserver°¡ Á¦´ë·Î ½ÇÇàµË´Ï´Ù.
lbadminÀÎ GUI(Graphical User Interface)°¡ ¿Ã¹Ù·Î ÀÛµ¿ÇÏ·Á¸é ÃæºÐÇÑ ÆäÀÌ¡ °ø°£ÀÌ ÇÊ¿äÇÕ´Ï´Ù. ÆäÀÌ¡ °ø°£ÀÌ ÃæºÐÇÏÁö ¾ÊÀ¸¸é GUI°¡ ¿ÏÀüÈ÷ ½ÃÀÛµÇÁö ¾ÊÀ» ¼ö ÀÖ½À´Ï´Ù. ÀÌ·± °æ¿ì¿¡´Â ÆäÀÌ¡ °ø°£À» È®ÀÎÇϰí ÇÊ¿äÇÏ¸é ´Ã¸®½Ê½Ã¿À.
Load Balancer¸¦ ¼³Ä¡ Á¦°ÅÇÏ¿© ´Ù¸¥ ¹öÀüÀ» ´Ù½Ã ¼³Ä¡Çϰí, Dispatcher ±¸¼º¿ä¼Ò¸¦ ½ÃÀÛÇÒ ¶§ ¿À·ù°¡ ¹ß»ýÇÑ °æ¿ì Caching Proxy°¡ ¼³Ä¡µÇ¾ú´ÂÁö È®ÀÎÇϽʽÿÀ. Caching Proxy¿¡´Â Dispatcher ÆÄÀÏ Áß Çϳª¿¡ ´ëÇÑ Á¾¼Ó¼ºÀÌ ÀÖ½À´Ï´Ù. ÀÌ ÆÄÀÏÀº Caching Proxy°¡ ¼³Ä¡ Á¦°ÅµÉ ¶§¸¸ ¼³Ä¡ Á¦°ÅµË´Ï´Ù.
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óÀ½ Windows 2000¿¡¼ µµ¿ò¸» âÀ» ¿ ¶§, ¶§¶§·Î ±âÁ¸ â µÚÀÇ ¹é±×¶ó¿îµå·Î »ç¶óÁý´Ï´Ù. ÀÌ °æ¿ì¿¡´Â âÀ» ´·¯ ´Ù½Ã ¾ÕÀ¸·Î °¡Á®¿À½Ê½Ã¿À.
SolarisÀÇ °æ¿ì, °¢ ³×Æ®¿öÅ© ¾î´ðÅÍ¿¡´Â ±âº»ÀûÀ¸·Î µ¿ÀÏÇÑ MAC ÁÖ¼Ò°¡ ÀÖ½À´Ï´Ù. ÀÌ ÁÖ¼Ò´Â °¢ ¾î´ðÅͰ¡ ´Ù¸¥ IP ¼ºê³Ý¿¡ ÀÖÀ» ¶§ ¿Ã¹Ù¸£°Ô ÀÛµ¿ÇÕ´Ï´Ù. ±×·¯³ª Àüȯ ȯ°æ¿¡¼ µ¿ÀÏÇÑ MAC¿Í µ¿ÀÏÇÑ IP ¼ºê³Ý ÁÖ¼Ò¸¦ °¡Áø ¿©·¯ °³ÀÇ NIC°¡ µ¿ÀÏÇÑ ½ºÀ§Ä¡¿Í Åë½ÅÇÒ °æ¿ì, ½ºÀ§Ä¡´Â ´ÜÀÏ MAC(¹× µÎ IP)¿¡ ¹ÙÀεùµÈ ¸ðµç Åë½ÅÀ» µ¿ÀÏÇÑ ¿ÍÀ̾î·Î Àü¼ÛÇÕ´Ï´Ù. ÇÁ·¹ÀÓÀ» ¸¶Áö¸·À¸·Î ¿ÍÀ̾ ³õÀº ¾î´ðÅÍ¿¡¸¸ µÎ ¾î´ðÅÍ¿¡ ¹ÙÀεùµÈ IP ÆÐŶÀÌ º¸ÀÔ´Ï´Ù. s´Â "À߸øµÈ" ÀÎÅÍÆäÀ̽º¿¡ µµÂøÇÑ À¯È¿ÇÑ IP ÁÖ¼ÒÀÇ ÆÐŶÀ» ¹ö¸± ¼ö ÀÖ½À´Ï´Ù.
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ÀÌ ¹®Á¦Á¡À» ÇØ°áÇÏ·Á¸é ±âº»°ªÀ» µ¤¾î¾²°í ÀÎÅÍÆäÀ̽º¸¶´Ù °íÀ¯ÇÑ MAC ÁÖ¼Ò¸¦ ¼³Á¤ÇØ¾ß ÇÕ´Ï´Ù. ´ÙÀ½ ¸í·ÉÀ» »ç¿ëÇϽʽÿÀ.
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Ŭ·¯½ºÅÍ ÁÖ¼Ò¿¡¼ Àü¼ÛµÇ´Â ÆÐŶ¿¡ ´ëÇØ TCP üũ¼¶ÀÌ Á¤È®ÇÏ°Ô °è»êµÇÁö ¾Ê´Â ¹®Á¦°¡ ¹ß»ýÇϴµ¥, ±Ç°íÀÚ Åë½Å¿¡ ÀÇÇØ ÀÌ·± ¹®Á¦°¡ ¹ß»ýÇÕ´Ï´Ù.
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Wide Area Load Balancer¸¦ ¼³Ä¡ÇÑ °æ¿ì, ¿ø°Ý Dispatcher¸¦ ·ÎÄà DispatcherÀÇ Å¬·¯½ºÅÍ¿¡¼ ¼¹ö·Î Á¤ÀÇÇØ¾ß ÇÕ´Ï´Ù. ÀϹÝÀûÀ¸·Î ¿ø°Ý DispatcherÀÇ Àü´ÞµÇÁö ¾Ê´Â ÁÖ¼Ò(NFA)¸¦ ¿ø°Ý ¼¹öÀÇ ¸ñÀûÁö ÁÖ¼Ò·Î »ç¿ëÇÕ´Ï´Ù. ÀÌ °æ¿ì ¿ø°Ý Dispatcher¿¡¼ °í°¡¿ë¼ºÀ» ¼³Á¤ÇÏ¸é ½ÇÆÐÇÕ´Ï´Ù. ÀÌ´Â ¿ø°Ý »çÀÌÆ®¿¡ ¾×¼¼½ºÇÒ ¶§ NFA¸¦ »ç¿ëÇÏ¸é ·ÎÄà Dispatcher´Â Ç×»ó ¿ø°Ý »çÀÌÆ®ÀÇ ±âº»°ªÀ» °¡¸®Å°±â ¶§¹®ÀÔ´Ï´Ù.
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Å« ±¸¼º ÆÄÀÏ(´ë·« 200°³ ¶Ç´Â ±× ÀÌ»óÀÇ Ãß°¡ ¸í·É)À» ·ÎµåÇÏ·Á°í Çϸé, GUI´Â Á¤ÁöÇϰųª ȸ鿡¼ ¸Å¿ì ´À¸®°Ô ¹ÝÀÀÇÏ´Â ¿¹±âÄ¡ ¸øÇÑ ÀÛµ¿À» ³ªÅ¸³À´Ï´Ù.
ÀÌ·¯ÇÑ Çö»óÀº Å« ±¸¼ºÀ» ó¸®ÇÏ´Â µ¥ ÃæºÐÇÑ ¸Þ¸ð¸®¿¡ ¾×¼¼½ºÇÒ ¼ö ¾ø±â ¶§¹®¿¡ ¹ß»ýÇÕ´Ï´Ù.
Java¿¡ »ç¿ë °¡´ÉÇÑ ¸Þ¸ð¸® ÇÒ´ç Ç®À» Áõ°¡½Ã۱â À§ÇØ ÁöÁ¤ÇÒ ¼ö ÀÖ´Â ·±Å¸ÀÓ È¯°æ ¿É¼ÇÀÌ ÀÖ½À´Ï´Ù.
¿É¼ÇÀº -XmxnÀ̰í, ¿©±â¼ nÀº ¸Þ¸ð¸® ÇÒ´ç Ç®ÀÇ ÃÖ´ë Å©±â(´ÜÀ§: ¹ÙÀÌÆ®)¸¦ ³ªÅ¸³À´Ï´Ù. nÀº 1024ÀÇ ¹è¼öÀ̾î¾ß Çϸç 2MB º¸´Ù Ä¿¾ß ÇÕ´Ï´Ù. n °ª ´ÙÀ½¿¡ KB¸¦ Ç¥½ÃÇÏ´Â k ¶Ç´Â K ¹× MB¸¦ Ç¥½ÃÇÏ´Â m ¶Ç´Â MÀÌ ¿Ã ¼ö ÀÖ½À´Ï´Ù. ¿¹¸¦ µé¾î, -Xmx128M ¹× -Xmx81920k´Â ¸ðµÎ À¯È¿ÇÕ´Ï´Ù. ±âº»°ªÀº 64MÀÔ´Ï´Ù. Solaris 8Àº ÃÖ´ë°ªÀÌ 4000MÀÔ´Ï´Ù.
¿¹¸¦ µé¾î, ÀÌ ¿É¼ÇÀ» Ãß°¡ÇÏ·Á¸é lbadmin ½ºÅ©¸³Æ® ÆÄÀÏÀ» ÆíÁýÇÏ¿© ´ÙÀ½°ú °°ÀÌ "javaw"¸¦ "javaw -Xmxn"À¸·Î ¼öÁ¤ÇϽʽÿÀ. (AIXÀÇ °æ¿ì, "java"¸¦ "java -Xmxn"·Î ¼öÁ¤).
START javaw -Xmx256m -cp %LB_CLASSPATH% %LB_INSTALL_PATH% %LB_CLIENT_KEYS% com.ibm.internet.nd.framework.FWK_Main
java -Xmx256m -cp $LB_CLASSPATH $LB_INSTALL_PATH $LB_CLIENT_KEYS com.ibm.internet.nd.framework.FWK_Main 1>/dev/null 2>&1 &
javaw -Xmx256m -cp $LB_CLASSPATH $LB_INSTALL_PATH $LB_CLIENT_KEYS com.ibm.internet.nd.framework.FWK_Main 1>/dev/null 2>&1 &
javaw -Xmx256m -cp $LB_CLASSPATH $LB_INSTALL_PATH $LB_CLIENT_KEYS com.ibm.internet.nd.framework.FWK_Main 1>/dev/null 2>&1 &
n¿¡ ´ëÇÑ ±ÇÀå°ªÀº ¾øÁö¸¸, ±âº» ¿É¼Çº¸´Ù Ä¿¾ß ÇÕ´Ï´Ù. ±âº»°ªÀÇ µÎ ¹è·Î ½ÃÀÛÇÏ´Â °ÍÀÌ ÁÁ½À´Ï´Ù.
Windows 2000¿¡¼ 3Com 985B ±â°¡ºñÆ® ÀÌ´õ³Ý ¾î´ðÅÍ »ç¿ë ½Ã ´ÙÀ½ ¹®Á¦Á¡À» °æÇèÇÒ ¼ö ÀÖ½À´Ï´Ù.
ÀÌ·¯ÇÑ ¹®Á¦Á¡À» ¹æÁöÇÏ·Á¸é, ´Ù¸¥ ȸ»ç°¡ Á¦Á¶ÇÑ ±â°¡ºñÆ® ÀÌ´õ³Ý ¾î´ðÅ͸¦ »ç¿ëÇϽʽÿÀ.
Solaris ÀÚ±¹¾î ¹öÀü¿¡¼ Load Balancer GUI¿¡ ´ëÇÑ ¿¹ ¹× ¾Æ´Ï¿À ´ÜÃß°¡ ¿µ¾î·Î Ç¥½ÃµÉ ¼ö ÀÖ½À´Ï´Ù. ÀÌ´Â ¾Ë·ÁÁø ¹®Á¦Á¡À¸·Î Sun Microsystems°¡ ÇØ°á ÁßÀÔ´Ï´Ù.
±¸¼º °»½Å ÈÄ Load Balancer °ü¸®(lbadmin)°¡ ¼¹ö·ÎºÎÅÍ ¿¬°áÀÌ ²÷¾îÁú °æ¿ì, ±¸¼ºÀ» ½ÃµµÇÏ´Â ¼¹ö¿¡¼dsserverÀÇ ¹öÀüÀ» È®ÀÎÇϰí lbadmin ¶Ç´Â dscontrolÀÇ ¹öÀü°ú µ¿ÀÏÇÑÁö È®ÀÎÇϽʽÿÀ.
º¸¾È ¼ÒÄÏ ±¸ÇöÀ» ÅëÇØ ¿ø°Ý Ŭ¶óÀÌ¾ðÆ® »ç¿ë ½Ã, ¿ÏÀüÇÑ µµ¸ÞÀÎ À̸§ ¶Ç´Â È£½ºÆ® À̸§ÀÌ Á¡ºÐ¸® 10Áø Ç¥±â¹ýÀÇ ¿Ã¹Ù¸¥ IP ÁÖ¼Ò·Î ºÐ¼®µÇÁö ¸øÇÒ ¼ö ÀÖ½À´Ï´Ù. ¼ÒÄÏ ±¸ÇöÀÌ Æ¯Á¤, ¼ÒÄÏ °ü·Ã µ¥ÀÌÅ͸¦ DNS ºÐ¼®¿¡ Ãß°¡ÇÒ ¼ö ÀÖ½À´Ï´Ù.
IP ÁÖ¼Ò°¡ ¿ø°Ý ¿¬°áÀ» ÅëÇØ Á¦´ë·Î ºÐ¼®µÇÁö ¾ÊÀ» °æ¿ì, IP ÁÖ¼Ò¸¦ Á¡ºÐ¸® 10Áø Ç¥±â¹ý Çü½ÄÀ¸·Î ÁöÁ¤ÇÏ´Â °ÍÀÌ ÁÁ½À´Ï´Ù.
ÇÑ±Û Load Balancer ÀÎÅÍÆäÀ̽º¿¡¼ °ãÄ¡°Å³ª ¿øÇÏÁö ¾Ê´Â ±Û²ÃÀ» Á¤Á¤ÇÏ·Á¸é ´ÙÀ½À» ¼öÇàÇϽʽÿÀ.
AIX
-Monotype-TimesNewRomanWT-medium-r-normal --*-%d-75-75-*-*-ksc5601.1987-0
-Monotype-SansMonoWT-medium-r-normal --*-%d-75-75-*-*-ksc5601.1987-0
Linux
-monotype- timesnewromanwt-medium-r-normal--*-%d-75-75-p-*-microsoft-symbol
-monotype- sansmonowt-medium-r-normal--*-%d-75-75-p-*-microsoft-symbol
Windows¿¡¼, MS ·çÇÁ¹é ¾î´ðÅÍÀÇ º°¸íÀ» ÁöÁ¤ÇÑ µÚ, hostname°ú °°Àº ƯÁ¤ ¸í·ÉÀ» ¹ßÇàÇϸé OS°¡ ·ÎÄà ÁÖ¼Ò ´ë½Å º°¸í ÁÖ¼Ò·Î À߸ø ÀÀ´äÇÕ´Ï´Ù. ÀÌ ¹®Á¦Á¡À» Á¤Á¤ÇÏ·Á¸é, ³×Æ®¿öÅ© Á¢¼Ó ¸ñ·Ï¿¡¼ »õ·Î Ãß°¡µÇ´Â º°¸íÀÌ ·ÎÄà ÁÖ¼Ò ¾Æ·¡¿¡ ³ª¿µÇ¾î¾ß ÇÕ´Ï´Ù. ±×·¯¸é ·çÇÁ¹é º°¸í Àü¿¡ ·ÎÄà ÁÖ¼Ò°¡ ¾×¼¼½ºµË´Ï´Ù.
³×Æ®¿öÅ© ¿¬°á ¸ñ·ÏÀ» È®ÀÎÇÏ·Á¸é ´ÙÀ½ ¸í·ÉÀ» ½ÇÇàÇϽʽÿÀ.
Windows 2000¿¡¼ Matrox AGP Ä«µå »ç¿ë ½Ã, Load Balancer GUI¿¡¼ ¿¹»óÇÏÁö ¸øÇÑ ÀÛµ¿ÀÌ ¹ß»ýÇÒ ¼ö ÀÖ½À´Ï´Ù. ¸¶¿ì½º¸¦ ´©¸£¸é ¸¶¿ì½º Æ÷ÀÎÅͺ¸´Ù ¾à°£ Å« ¿µ¿ªÀÇ ºí·ÏÀÌ ¼Õ»óµÇ¾î ¿ªÀ¸·Î °Á¶Ç¥½ÃµÇ°Å³ª À̹ÌÁö°¡ È¸é ¹ÛÀ¸·Î À̵¿ÇÏ´Â ¿øÀÎÀÌ µÉ ¼ö ÀÖ½À´Ï´Ù. ÀÌÀü Matrox Ä«µå¿¡¼´Â ÀÌ·¯ÇÑ ÀÛµ¿À» º¸ÀÌÁö ¾Ê½À´Ï´Ù. Matrox AGP Ä«µå »ç¿ë ½Ã ¾Ë·ÁÁø ¼öÁ¤ ¹æ¹ýÀº ¾ø½À´Ï´Ù.
Linuxd¿¡¼ Load Balancer Ä¿³Î ¸ðµâÀ» ¼öµ¿À¸·Î Á¦°ÅÇÏ´Â Áß¿¡ dsserver°¡ ¾ÆÁ÷ ½ÇÇà ÁßÀÌ¸é ½Ã½ºÅÛ Á¤Áö ¹× javacores¿Í °°Àº ¿¹»óÄ¡ ¾ÊÀº ÀÛµ¿ÀÌ ¹ß»ýÇÒ ¼ö ÀÖ½À´Ï´Ù. Load Balancer Ä¿³Î ¸ðµâÀ» ¼öµ¿À¸·Î Á¦°ÅÇÏ·Á¸é ¸ÕÀú dsserver¸¦ ÁßÁöÇØ¾ß ÇÕ´Ï´Ù. "dsserver stop"ÀÌ ÀÛµ¿ÇÏÁö ¾ÊÀ¸¸é, java process with SRV_KNDConfigServer¸¦ Á¤Áö½ÃŰ½Ê½Ã¿À. ¿¹¸¦ µé¾î,
ps-ef | grep SRV_KNDConfigServer
java ÇÁ·Î¼¼½º°¡ ¿Ï·áµÈ ÈÄ ¾ÈÀüÇÏ°Ô "rmmod ibmnd" ¸í·ÉÀ» ½ÇÇàÇÏ¿© Ä¿³Î¿¡¼ Load Balancer ¸ðµâÀ» Á¦°ÅÇÒ ¼ö ÀÖ½À´Ï´Ù.
·Îµå ¹ë·±½º¸¦ À§ÇØ Dispatcher ±¸¼º¿ä¼Ò¸¦ ½ÇÇà ÁßÀÎ °æ¿ì ÄÄÇ»ÅÍ¿¡ Ŭ¶óÀÌ¾ðÆ® Æ®·¡ÇÈÀÌ °úºÎÇ쵃 ¼ö ÀÖ½À´Ï´Ù. Load Balancer Ä¿³Î ¸ðµâÀº ³ôÀº ¿ì¼±¼øÀ§¸¦ °®°í ÀÖÀ¸¸ç Ç×»ó Ŭ¶óÀÌ¾ðÆ® ÆÐŶÀ» ó¸® ÁßÀÎ °æ¿ì ³ª¸ÓÁö ½Ã½ºÅÛÀº ÀÀ´äÀ» ÇÏÁö ¾Ê°Ô µÉ ¼ö ÀÖ½À´Ï´Ù. »ç¿ëÀÚ °ø°£¿¡¼ ¸í·ÉÀ» ½ÇÇàÇÏ¸é ¿Ï·áÇÏ´Â µ¥ ½Ã°£ÀÌ ¸¹ÀÌ °É¸®°Å³ª ¿Ï·áµÇÁö ¸øÇÒ ¼öµµ ÀÖ½À´Ï´Ù.
ÀÌ·± Çö»óÀÌ ¹ß»ýÇÒ °æ¿ì Load Balancer ½Ã½ºÅÛ¿¡ Åë½Å·®ÀÌ °úºÎÇϵÇÁö ¾Êµµ·Ï ¼³Á¤À» ´Ù½Ã ±¸Á¶ÈÇØ¾ß ÇÕ´Ï´Ù. ´Ù¸¥ ¹æ¹ýÀ¸·Î´Â ·Îµå¸¦ ¿©·¯ Load Balancer ½Ã½ºÅÛÀ¸·Î ºÐ»ê½ÃŰ°Å³ª ½Ã½ºÅÛÀ» º¸´Ù °·ÂÇÏ°í ºü¸¥ ÄÄÇ»ÅÍ·Î ±³Ã¼ÇÏ´Â ¹æ¹ýÀÌ ÀÖ½À´Ï´Ù.
Åë½Å·®ÀÌ ¸¹¾Æ¼ ½Ã½ºÅÛ¿¡¼ÀÇ ÀÀ´ä ½Ã°£ÀÌ ´À¸°Áö¸¦ ÆÇº°ÇÏ·Á¸é Ŭ¶óÀÌ¾ðÆ® ÃÖ´ë »ç¿ë ½Ã°£¿¡ ÀÌ·± Çö»óÀÌ ¹ß»ýÇÏ´ÂÁö °ËÅäÇϽʽÿÀ. ·çÇÁ¸¦ °æ·Î ÁöÁ¤ÇÏ´Â À߸ø ±¸¼ºµÈ ½Ã½ºÅÛ¿¡¼µµ µ¿ÀÏÇÑ Áõ»óÀÌ ¹ß»ýÇÒ ¼ö ÀÖ½À´Ï´Ù. ±×·¯³ª Load Balancer ¼³Á¤À» º¯°æÇϱâ Àü¿¡ Áõ»óÀÌ Å¬¶óÀÌ¾ðÆ® ·Îµå°¡ ¸¹±â ¶§¹®ÀÎÁö¸¦ ÆÇº°ÇϽʽÿÀ.
mac ±âº» Àü´Þ ¸Þ¼Òµå¸¦ »ç¿ëÇÒ °æ¿ì ·çÇÁ¹é¿¡ º°¸íÀÌ Àִ Ŭ·¯½ºÅÍ ÁÖ¼Ò¸¦ »ç¿ëÇÏ¿© ¼¹ö·Î ÆÐŶÀ» Àü¼ÛÇÕ´Ï´Ù. ÀϺΠ¼¹ö ÀÀ¿ëÇÁ·Î±×·¥(¿¹: SSL)¿¡¼´Â ±¸¼º Á¤º¸(¿¹: ÀÎÁõ)°¡ IP ÁÖ¼Ò¸¦ ±âº»À¸·Î ÇØ¾ß ÇÕ´Ï´Ù. ¼ö½Å ÆÐŶÀÇ ÄÁÅÙÃ÷¿Í ÀÏÄ¡ÇÏ·Á¸é IP ÁÖ¼Ò´Â ·çÇÁ¹é¿¡ ±¸¼ºµÇ¾î Àִ Ŭ·¯½ºÅÍ ÁÖ¼ÒÀ̾î¾ß ÇÕ´Ï´Ù. ¼¹ö ÀÀ¿ëÇÁ·Î±×·¥À» ±¸¼ºÇÒ ¶§ Ŭ·¯½ºÅÍÀÇ IP ÁÖ¼Ò¸¦ »ç¿ëÇÏÁö ¾ÊÀ¸¸é Ŭ¶óÀÌ¾ðÆ® ¿äûÀº ¼¹ö·Î Á¦´ë·Î Àü´ÞµÇÁö ¾Ê½À´Ï´Ù.
´ëÇü ±¸¼ºÀ» ·ÎµåÇÒ ¶§ lbadmin ¶Ç´Â ¿ø°Ý À¥ °ü¸®¸¦ »ç¿ëÇÏ´Â µ¥ ¹®Á¦Á¡ÀÌ ¹ß»ýÇϸé ÃÖ´ë Java Èü Å©±â¸¦ ´Ã·Á¾ß ÇÒ ¼ö ÀÖ½À´Ï´Ù. ±âº»ÀûÀ¸·Î Java´Â °¡»ó ½Ã½ºÅÛ ÈüÀ» 64MB·Î Á¦ÇÑÇÕ´Ï´Ù. ÃÊ´ëÇü ±¸¼º °ü¸®¿¡ »ç¿ëÇÒ °æ¿ì ÀϺΠLoad Balancer ±¸¼º ÇÁ·Î±×·¥ (lbadmin, lbwebaccess)¿¡´Â 64MB ÀÌ»óÀÌ ÇÊ¿äÇÒ ¼ö ÀÖ½À´Ï´Ù. ÀÌ ¹®Á¦Á¡À» ÇØ°áÇÏ·Á¸é ÃÖ´ë Java Èü Å©±â¸¦ 64MB ÀÌ»óÀ¸·Î ´Ã·Á¾ß ÇÒ ¼ö ÀÖ½À´Ï´Ù. ÃÖ´ë Èü Å©±â¸¦ ´Ã¸®·Á¸é "-Xmx" Java ¿É¼ÇÀ» »ç¿ëÇϽʽÿÀ. ¿¹¸¦ µé¾î, lbadmin ½ºÅ©¸³Æ®¿¡¼ ÃÖ´ë Java Èü Å©±â¸¦ 256MB·Î º¯°æÇÏ·Á¸é "javaw"¸¦ "javaw -Xmx256m"À¸·Î ¼öÁ¤ÇϽʽÿÀ. À¥ °ü¸®¸¦ »ç¿ëÇÒ ¶§ ¹®Á¦Á¡ÀÌ ¹ß»ýÇÏ¸é ¼³¸íÇÑ ´ë·Î lbwebaccess ½ºÅ©¸³Æ®¸¦ ¼öÁ¤ÇϽʽÿÀ.
¿ø°Ý À¥ °ü¸®¸¦ »ç¿ëÇÏ¿© Load Balancer¸¦ ±¸¼ºÇÒ °æ¿ì¿¡´Â Load Balancer GUI°¡ ³ªÅ¸³ª´Â Netscape ºê¶ó¿ìÀú âÀÇ Å©±â¸¦ Á¶Á¤ (ÃÖ´ëÈ, ÃÖ¼ÒÈ, º¹¿øµî)ÇÏÁö ¸¶½Ê½Ã¿À. Netscape´Â ºê¶ó¿ìÀú âÀÇ Å©±â¸¦ Á¶Á¤ÇÒ ¶§¸¶´Ù ÆäÀÌÁö¸¦ Àç·ÎµåÇϹǷΠÀÌ·Î ÀÎÇØ È£½ºÆ®·ÎºÎÅÍ ¿¬°áÀÌ ²÷¾îÁú ¼ö ÀÖ½À´Ï´Ù. âÀÇ Å©±â¸¦ Á¶Á¤ÇÒ ¶§¸¶´Ù È£½ºÆ®¿¡ ´Ù½Ã ¿¬°áÇØ¾ß ÇÕ´Ï´Ù. Windows Ç÷§Æû¿¡¼ ¿ø°Ý À¥ °ü¸®¸¦ ¼öÇà ÁßÀ̸é Internet Explorer¸¦ »ç¿ëÇϽʽÿÀ.
Windows 2000 ¹é¿£µå ¼¹ö¿¡¼ Microsoft IIS ¼¹ö ¹öÀü 5.0À» ½ÇÇà ÁßÀ̸é Microsoft IIS ¼¹ö¸¦ ¹ÙÀÎµå Æ¯Á¤ ¼¹ö·Î ±¸¼ºÇØ¾ß ÇÕ´Ï´Ù. ±×·¸Áö ¾ÊÀº °æ¿ì, ±âº»°ªÀ¸·Î ¼ÒÄÏ Ç®¸µÀÌ »ç¿ë °¡´ÉÇϸç À¥ ¼¹ö´Â 0.0.0.0¿¡ ¹ÙÀεåÇÏ¿© »çÀÌÆ®¿¡ ´ëÇÑ º¹¼öÀÇ ID·Î ±¸¼ºµÈ °¡»ó IP ÁÖ¼Ò·Î ¹ÙÀεùµÈ Åë½Å·®ÀÌ ¾Æ´Ñ ¸ðµç Åë½Å·®À» ÀνÄÇÕ´Ï´Ù. ¼ÒÄÏ Ç®¸µÀÌ »ç¿ë °¡´ÉÇÒ ¶§ ·ÎÄà ȣ½ºÆ®ÀÇ ÀÀ¿ëÇÁ·Î±×·¥ÀÌ ÁßÁöµÇ¸é, AIX ¶Ç´Â Windows ND ¼¹ö ±Ç°íÀÚ°¡ À̸¦ ¹ß°ßÇÕ´Ï´Ù. ±×·¯³ª, ·ÎÄà ȣ½ºÆ®°¡ °¡µ¿ ÁßÀÏ ¶§ °¡»ó È£½ºÆ®ÀÇ ÆäÀÌÁö°¡ ÀÀ¿ëÇÁ·Î±×·¥ÀÌ ÁßÁöµÇ¸é ±Ç°íÀÚ´Â ½ÇÆÐ¸¦ ¹ß°ßÇÏÁö ¾ÊÀ¸¸ç Microsoft IIS´Â ÁßÁöµÈ ÀÀ¿ëÇÁ·Î±×·¥À» ºñ·ÔÇÏ¿© ¸ðµç Åë½Å·®¿¡ °è¼ÓÇØ¼ ÀÀ´äÇÕ´Ï´Ù.
¼ÒÄÏ Ç®¸µÀÌ »ç¿ë °¡´ÉÇÑÁö¿Í À¥ ¼¹ö°¡ 0.0.0.0À¸·Î ¹ÙÀεåÇÏ´ÂÁö ÆÇº°ÇÏ·Á¸é ´ÙÀ½ ¸í·ÉÀ» ¹ßÇàÇϽʽÿÀ.
netstat -an
Microsoft IIS ¼¹ö¸¦ ¹ÙÀÎµå Æ¯Á¤ ¼¹ö(¼ÒÄÏ Ç®¸µÀ» »ç¿ë ºÒ°¡´ÉÇÏ°Ô ÇÔ)·Î ±¸¼ºÇÏ´Â ¹æ¹ý¿¡ ´ëÇÑ ¸í·ÉÀº Microsoft Á¦Ç° Áö¿ø ¼ºñ½º À¥ »çÀÌÆ®¿¡ ÀÖ½À´Ï´Ù. ÀÌ Á¤º¸¸¦ º¸±â À§ÇØ ´ÙÀ½ URL Áß Çϳª·Î À̵¿ÇÒ ¼öµµ ÀÖ½À´Ï´Ù.
Windows 2000 ¿î¿µ üÁ¦ÀÇ ¸í·É ÇÁ·ÒÇÁÆ® â¿¡¼, Latin-1 °è¿ÀÇ ÀϺΠÀÚ±¹ ¹®ÀÚ°¡ ¼Õ»óµÈ ä·Î Ç¥½ÃµÉ ¼ö ÀÖ½À´Ï´Ù. ¿¹¸¦ µé¾î, Æ¿µå°¡ ÀÖ´Â "a"°¡ ÆÄÀÌ ±âÈ£·Î Ç¥½ÃµÉ ¼ö ÀÖ½À´Ï´Ù. À̸¦ ¼öÁ¤ÇÏ·Á¸é, ¸í·É ÇÁ·ÒÇÁÆ® âÀÇ ±Û²Ã µî·Ï Á¤º¸¸¦ º¯°æÇØ¾ß ÇÕ´Ï´Ù. ±Û²ÃÀ» º¯°æÇÏ·Á¸é, ´ÙÀ½À» ¼öÇàÇϽʽÿÀ.
Netscape ºê¶ó¿ìÀú¸¦ »ç¿ëÇÏ´Â Unix ±â¹Ý Ç÷§Æû¿¡¼ InfoCenter ³»ÀÇ ¿Â¶óÀÎ µµ¿ò¸» ÅØ½ºÆ®°¡ ÀÛÀº ±Û²Ã·Î Ç¥½ÃµË´Ï´Ù. Netscape ºê¶ó¿ìÀúÀÇ È¯°æ¼³Á¤ ¿É¼ÇÀ» ÆíÁýÇÏ¿© ±Û²Ã Å©±â¸¦ Áõ°¡½ÃŰ½Ê½Ã¿À.
ÀÌ ¹®Á¦Á¡Àº ´Ù¸¥ ÀÀ¿ëÇÁ·Î±×·¥¿¡¼ CBRÀÌ »ç¿ëÇÏ´Â Æ÷Æ® Áß Çϳª¸¦ »ç¿ëÇÏ´Â °æ¿ì¿¡ ¹ß»ýÇÒ ¼ö ÀÖ½À´Ï´Ù. ÀÚ¼¼ÇÑ ³»¿ëÀº CBR Æ÷Æ® ¹øÈ£ È®ÀÎÀ» ÂüÁ¶ÇϽʽÿÀ.
EXCLUDE-MODULE java EXCLUDE-MODULE javaw
°ü¸® ÄÜ¼Ö Áß Çϳª°¡ ¹æÈº®°ú µ¿ÀÏÇÑ ½Ã½ºÅÛ¿¡¼ ¶Ç´Â ¹æÈº®À» ÅëÇØ ½ÇÇàµÉ °æ¿ì ÀÌµé Æ÷Æ®°¡ ¹®Á¦Á¡À» ¾ß±âÇÒ ¼ö ÀÖ½À´Ï´Ù. ¿¹¸¦ µé¾î, Load Balancer¸¦ ¹æÈº®°ú µ¿ÀÏÇÑ ½Ã½ºÅÛ¿¡¼ ½ÇÇàÇϰí, cbrcontrol ¸í·ÉÀ» ¹ßÇàÇÏ¸é ¿À·ù: ¼¹ö°¡ ÀÀ´äÇÏÁö ¾ÊÀ½°ú °°Àº ¿À·ù ¸Þ½ÃÁö°¡ ³ªÅ¸³¯ ¼ö ÀÖ½À´Ï´Ù.
ÀÌ·¯ÇÑ ¹®Á¦Á¡À» ¹æÁöÇÏ·Á¸é, cbrserver ½ºÅ©¸³Æ® ÆÄÀÏÀ» ÆíÁýÇÏ¿© ¹æÈº®(¶Ç´Â ±âŸ ÀÀ¿ëÇÁ·Î±×·¥)¿¡ ´ëÇÏ¿© RMI¿¡¼ »ç¿ëÇÏ´Â Æ÷Æ®¸¦ ¼³Á¤ÇϽʽÿÀ. LB_RMISERVERPORT=11199 ÇàÀ» LB_RMISERVERPORT=yourPort·Î º¯°æÇϽʽÿÀ. ¿©±â¼ yourPort´Â ´Ù¸¥ Æ÷Æ®ÀÔ´Ï´Ù.
¿Ï·áµÇ¸ç, cbrserver¸¦ Àç½ÃÀÛÇÏ°í Æ÷Æ® 11099, 10004, 11199 ¹× 11100 ¶Ç´Â °ü¸® ÄܼÖÀÌ ½ÇÇàµÉ È£½ºÆ® ÁÖ¼Ò¿¡ ´ëÇÏ¿© ¼±ÅÃµÈ Æ÷Æ®¿Í Åë½ÅÀ» ½ÃÀÛÇϽʽÿÀ.
Caching Proxy ¹× CBRÀÌ ½ÃÀ۵ǾúÁö¸¸ ¿äûÀÌ ·Îµå ¹ë·±½ºµÇÁö ¾Ê°í ÀÖ½À´Ï´Ù. ÀÌ ¿À·ù´Â ½ÇÇà ÇÁ·Î±×·¥À» ½ÃÀÛÇϱâ Àü¿¡ Caching Proxy¸¦ ½ÃÀÛÇÑ °æ¿ì ¹ß»ýÇÒ ¼ö ÀÖ½À´Ï´Ù. ÀÌ ¿À·ù°¡ ¹ß»ýÇϸé Caching ProxyÀÇ stderr ·Î±×¿¡´Â "ndServerInit: ½ÇÇà ÇÁ·Î±×·¥¿¡ Á¢¼ÓÇÒ ¼ö ¾ø½À´Ï´Ù."¶ó´Â ¿À·ù ¸Þ½ÃÁö°¡ Æ÷ÇԵ˴ϴÙ. ÀÌ·¯ÇÑ ¹®Á¦Á¡ÀÌ ¹ß»ýÇÏÁö ¾Êµµ·Ï Caching Proxy¸¦ ½ÃÀÛÇϱâ Àü¿¡ ½ÇÇà ÇÁ·Î±×·¥À» ½ÃÀÛÇϽʽÿÀ.
Solaris¿¡¼ cbrcontrol executor start ¸í·ÉÀÌ ¡º¿À·ù: ½ÇÇà ÇÁ·Î±×·¥ÀÌ ½ÃÀÛµÇÁö ¾Ê¾Ò½À´Ï´Ù."¶ó´Â ¸Þ½ÃÁö¸¦ ¸®ÅÏÇÕ´Ï´Ù. °øÀ¯ ¸Þ¸ð¸® ¼¼±×¸ÕÆ®ÀÇ ÃÖ´ë Å©±â ¹× ¼¼¸¶Æ÷¾î IDÀÇ ¼ö°¡ ¿î¿µ üÁ¦ ±âº»°ªº¸´Ù Å« °ªÀ» °®µµ·Ï ½Ã½ºÅÛÀÇ ÇÁ·Î¼¼½º °£ Åë½Å(IPC)À» ±¸¼ºÇÏÁö ¾ÊÀº °æ¿ì ÀÌ ¿À·ù°¡ ¹ß»ýÇÕ´Ï´Ù. °øÀ¯ ¸Þ¸ð¸® ¼¼±×¸ÕÆ®ÀÇ Å©±â ¹× ¼¼¸¶Æ÷¾î ID ¼ö¸¦ ´Ã¸®·Á¸é /etc/system ÆÄÀÏÀ» ÆíÁýÇØ¾ß ÇÕ´Ï´Ù. ÀÌ ÆÄÀÏÀÇ ±¸¼º ¹æ¹ý¿¡ ´ëÇÑ ÀÚ¼¼ÇÑ Á¤º¸´Â ¿©±â¸¦ ÂüÁ¶ÇϽʽÿÀ.
URL ±ÔÄ¢ÀÌ ÀÛµ¿ÇÏÁö ¾ÊÀ¸¸é ±¸¹® ¶Ç´Â ±¸¼º ¿À·ù·Î ÀÎÇÒ ¼ö ÀÖ½À´Ï´Ù. ÀÌ ¹®Á¦°¡ ¹ß»ýÇÏ¸é ´ÙÀ½À» È®ÀÎÇϽʽÿÀ.
Windows 2000¿¡¼ 3Com 985B ±â°¡ºñÆ® ÀÌ´õ³Ý ¾î´ðÅÍ »ç¿ë ½Ã ´ÙÀ½ ¹®Á¦Á¡À» °æÇèÇÒ ¼ö ÀÖ½À´Ï´Ù.
ÀÌ·¯ÇÑ ¹®Á¦Á¡À» ¹æÁöÇÏ·Á¸é, ´Ù¸¥ ȸ»ç°¡ Á¦Á¶ÇÑ ±â°¡ºñÆ® ÀÌ´õ³Ý ¾î´ðÅ͸¦ »ç¿ëÇϽʽÿÀ.
Solaris ÀÚ±¹¾î ¹öÀü¿¡¼ Load Balancer GUI¿¡ ´ëÇÑ ¿¹ ¹× ¾Æ´Ï¿À ´ÜÃß°¡ ¿µ¾î·Î Ç¥½ÃµÉ ¼ö ÀÖ½À´Ï´Ù. ÀÌ´Â ¾Ë·ÁÁø ¹®Á¦Á¡À¸·Î Sun Microsystems°¡ ÇØ°á ÁßÀÔ´Ï´Ù.
Windows 2000¿¡¼ Matrox AGP Ä«µå »ç¿ë ½Ã, Load Balancer GUI¿¡¼ ¿¹»óÇÏÁö ¸øÇÑ ÀÛµ¿ÀÌ ¹ß»ýÇÒ ¼ö ÀÖ½À´Ï´Ù. ¸¶¿ì½º¸¦ ´©¸£¸é ¸¶¿ì½º Æ÷ÀÎÅͺ¸´Ù ¾à°£ Å« ¿µ¿ªÀÇ ºí·ÏÀÌ ¼Õ»óµÇ¾î ¿ªÀ¸·Î °Á¶Ç¥½ÃµÇ°Å³ª À̹ÌÁö°¡ È¸é ¹ÛÀ¸·Î À̵¿ÇÏ´Â ¿øÀÎÀÌ µÉ ¼ö ÀÖ½À´Ï´Ù. ÀÌÀü Matrox Ä«µå¿¡¼´Â ÀÌ·¯ÇÑ ÀÛµ¿À» º¸ÀÌÁö ¾Ê½À´Ï´Ù. Matrox AGP Ä«µå »ç¿ë ½Ã ¾Ë·ÁÁø ¼öÁ¤ ¹æ¹ýÀº ¾ø½À´Ï´Ù.
´ëÇü ±¸¼ºÀ» ·ÎµåÇÒ ¶§ lbadmin ¶Ç´Â ¿ø°Ý À¥ °ü¸®¸¦ »ç¿ëÇÏ´Â µ¥ ¹®Á¦Á¡ÀÌ ¹ß»ýÇϸé ÃÖ´ë Java Èü Å©±â¸¦ ´Ã·Á¾ß ÇÒ ¼ö ÀÖ½À´Ï´Ù. ±âº»ÀûÀ¸·Î Java´Â °¡»ó ½Ã½ºÅÛ ÈüÀ» 64MB·Î Á¦ÇÑÇÕ´Ï´Ù. ÃÊ´ëÇü ±¸¼º °ü¸®¿¡ »ç¿ëÇÒ °æ¿ì ÀϺΠLoad Balancer ±¸¼º ÇÁ·Î±×·¥ (lbadmin, lbwebaccess)¿¡´Â 64MB ÀÌ»óÀÌ ÇÊ¿äÇÒ ¼ö ÀÖ½À´Ï´Ù. ÀÌ ¹®Á¦Á¡À» ÇØ°áÇÏ·Á¸é ÃÖ´ë Java Èü Å©±â¸¦ 64MB ÀÌ»óÀ¸·Î ´Ã·Á¾ß ÇÒ ¼ö ÀÖ½À´Ï´Ù. ÃÖ´ë Èü Å©±â¸¦ ´Ã¸®·Á¸é "-Xmx" Java ¿É¼ÇÀ» »ç¿ëÇϽʽÿÀ. ¿¹¸¦ µé¾î, lbadmin ½ºÅ©¸³Æ®¿¡¼ ÃÖ´ë Java Èü Å©±â¸¦ 256MB·Î º¯°æÇÏ·Á¸é "javaw"¸¦ "javaw -Xmx256m"À¸·Î ¼öÁ¤ÇϽʽÿÀ. À¥ °ü¸®¸¦ »ç¿ëÇÒ ¶§ ¹®Á¦Á¡ÀÌ ¹ß»ýÇÏ¸é ¼³¸íÇÑ ´ë·Î lbwebaccess ½ºÅ©¸³Æ®¸¦ ¼öÁ¤ÇϽʽÿÀ.
¿ø°Ý À¥ °ü¸®¸¦ »ç¿ëÇÏ¿© Load Balancer¸¦ ±¸¼ºÇÒ °æ¿ì¿¡´Â Load Balancer GUI°¡ ³ªÅ¸³ª´Â Netscape ºê¶ó¿ìÀú âÀÇ Å©±â¸¦ Á¶Á¤ (ÃÖ´ëÈ, ÃÖ¼ÒÈ, º¹¿øµî)ÇÏÁö ¸¶½Ê½Ã¿À. Netscape´Â ºê¶ó¿ìÀú âÀÇ Å©±â¸¦ Á¶Á¤ÇÒ ¶§¸¶´Ù ÆäÀÌÁö¸¦ Àç·ÎµåÇϹǷΠÀÌ·Î ÀÎÇØ È£½ºÆ®·ÎºÎÅÍ ¿¬°áÀÌ ²÷¾îÁú ¼ö ÀÖ½À´Ï´Ù. âÀÇ Å©±â¸¦ Á¶Á¤ÇÒ ¶§¸¶´Ù È£½ºÆ®¿¡ ´Ù½Ã ¿¬°áÇØ¾ß ÇÕ´Ï´Ù. Windows Ç÷§Æû¿¡¼ ¿ø°Ý À¥ °ü¸®¸¦ ¼öÇà ÁßÀ̸é Internet Explorer¸¦ »ç¿ëÇϽʽÿÀ.
Windows 2000 ¿î¿µ üÁ¦ÀÇ ¸í·É ÇÁ·ÒÇÁÆ® â¿¡¼, Latin-1 °è¿ÀÇ ÀϺΠÀÚ±¹ ¹®ÀÚ°¡ ¼Õ»óµÈ ä·Î Ç¥½ÃµÉ ¼ö ÀÖ½À´Ï´Ù. ¿¹¸¦ µé¾î, Æ¿µå°¡ ÀÖ´Â "a"°¡ ÆÄÀÌ ±âÈ£·Î Ç¥½ÃµÉ ¼ö ÀÖ½À´Ï´Ù. À̸¦ ¼öÁ¤ÇÏ·Á¸é, ¸í·É ÇÁ·ÒÇÁÆ® âÀÇ ±Û²Ã µî·Ï Á¤º¸¸¦ º¯°æÇØ¾ß ÇÕ´Ï´Ù. ±Û²ÃÀ» º¯°æÇÏ·Á¸é, ´ÙÀ½À» ¼öÇàÇϽʽÿÀ.
Netscape ºê¶ó¿ìÀú¸¦ »ç¿ëÇÏ´Â Unix ±â¹Ý Ç÷§Æû¿¡¼ InfoCenter ³»ÀÇ ¿Â¶óÀÎ µµ¿ò¸» ÅØ½ºÆ®°¡ ÀÛÀº ±Û²Ã·Î Ç¥½ÃµË´Ï´Ù. Netscape ºê¶ó¿ìÀúÀÇ È¯°æ¼³Á¤ ¿É¼ÇÀ» ÆíÁýÇÏ¿© ±Û²Ã Å©±â¸¦ Áõ°¡½ÃŰ½Ê½Ã¿À.
ÀÌ ¹®Á¦Á¡Àº ´Ù¸¥ ÀÀ¿ëÇÁ·Î±×·¥ÀÌ Site Selector¿¡¼ »ç¿ëÇÏ´Â Æ÷Æ® Áß Çϳª¸¦ »ç¿ëÇϰí ÀÖÀ» ¶§ ¹ß»ýÇÒ ¼ö ÀÖ½À´Ï´Ù. ÀÚ¼¼ÇÑ ³»¿ëÀº Site Selector Æ÷Æ® ¹øÈ£ È®ÀÎÀ» ÂüÁ¶ÇϽʽÿÀ.
Áõ»ó: Site Selector ±¸¼º¿ä¼Ò°¡ Solaris Ŭ¶óÀÌ¾ðÆ®·ÎºÎÅÍ ¼ö½ÅÇÏ´Â ¿äûÀ» ¶ó¿îµå ·ÎºóÇÏÁö ¾Ê½À´Ï´Ù.
°¡´ÉÇÑ ¿øÀÎ: Solaris ½Ã½ºÅÛ¿¡¼ À̸§ ¼ºñ½º ij½Ã µð¸ÕÀ» ½ÇÇàÇÕ´Ï´Ù. µð¸ÕÀÌ ½ÇÇàµÇ¸é Site Selector¸¦ Á¶È¸ÇÏ´Â ´ë½Å, ij½Ã·ÎºÎÅÍ ÈÄ¼Ó ºÐ¼®±â ¿äûÀ» ÀÀ´äÇÕ´Ï´Ù.
ÇØ°áÃ¥: Solaris ½Ã½ºÅÛÀÇ À̸§ ¼ºñ½º ij½Ã µð¸ÕÀ» ²ô½Ê½Ã¿À.
EXCLUDE-MODULE java EXCLUDE-MODULE javaw
°ü¸® ÄÜ¼Ö Áß Çϳª°¡ ¹æÈº®°ú µ¿ÀÏÇÑ ½Ã½ºÅÛ¿¡¼ ¶Ç´Â ¹æÈº®À» ÅëÇØ ½ÇÇàµÉ °æ¿ì ÀÌµé Æ÷Æ®°¡ ¹®Á¦Á¡À» ¾ß±âÇÒ ¼ö ÀÖ½À´Ï´Ù. ¿¹¸¦ µé¾î, Load Balancer¸¦ ¹æÈº®°ú µ¿ÀÏÇÑ ½Ã½ºÅÛ¿¡¼ ½ÇÇàÇϰí, sscontrol ¸í·ÉÀ» ¹ßÇàÇÏ¸é ¿À·ù: ¼¹ö°¡ ÀÀ´äÇÏÁö ¾ÊÀ½°ú °°Àº ¿À·ù ¸Þ½ÃÁö°¡ ³ªÅ¸³¯ ¼ö ÀÖ½À´Ï´Ù.
ÀÌ·¯ÇÑ ¹®Á¦Á¡À» ¹æÁöÇÏ·Á¸é, ssserver ½ºÅ©¸³Æ® ÆÄÀÏÀ» ÆíÁýÇÏ¿© ¹æÈº®(¶Ç´Â ±âŸ ÀÀ¿ëÇÁ·Î±×·¥)¿¡ ´ëÇÏ¿© RMI¿¡¼ »ç¿ëÇÏ´Â Æ÷Æ®¸¦ ¼³Á¤ÇϽʽÿÀ. LB_RMISERVERPORT=10199 ÇàÀ» LB_RMISERVERPORT=yourPort·Î º¯°æÇϽʽÿÀ. ¿©±â¼ yourPort´Â ´Ù¸¥ Æ÷Æ®ÀÔ´Ï´Ù.
¿Ï·áµÇ¸ç, ssserver¸¦ Àç½ÃÀÛÇÏ°í Æ÷Æ® 12099, 10004, 12199 ¹× 12100 ¶Ç´Â °ü¸® ÄܼÖÀÌ ½ÇÇàµÉ È£½ºÆ® ÁÖ¼Ò¿¡ ´ëÇÏ¿© ¼±ÅÃµÈ Æ÷Æ®¿Í Åë½ÅÀ» ½ÃÀÛÇϽʽÿÀ.
Site Selector´Â DNS¿¡ Âü¿©ÇÒ ¼ö ÀÖ¾î¾ß ÇÕ´Ï´Ù. ±¸¼º¿¡ Æ÷ÇÔµÈ ¸ðµç ½Ã½ºÅÛµµ ÀÌ ½Ã½ºÅÛ¿¡ Âü¿©ÇØ¾ß ÇÕ´Ï´Ù. Windows¿¡¼´Â È£½ºÆ® À̸§ÀÌ Ç×»ó DNS¿¡ ÀÖÀ» ÇÊ¿ä´Â ¾ø½À´Ï´Ù. Site Selector°¡ Á¦´ë·Î ½ÃÀÛÇÏ·Á¸é ±× È£½ºÆ® À̸§ÀÌ DNS¿¡¼ Á¤ÀǵǾî¾ß ÇÕ´Ï´Ù.
ÀÌ È£½ºÆ®°¡ DNS¿¡ Á¤ÀǵǾî ÀÖ´ÂÁö È®ÀÎÇϽʽÿÀ. ssserver.cmd ÆÄÀÏÀ» ÆíÁýÇϰí "javaw"¿¡¼ "w"¸¦ Á¦°ÅÇϽʽÿÀ. ±×·¯¸é ´õ ¸¹Àº ¿À·ù¿¡ ´ëÇÑ Á¤º¸°¡ ³ªÅ¸³³´Ï´Ù.
Site SelectorÀÇ À̸§ ¼¹ö°¡ ½Ã½ºÅÛÀÇ ÇÑ ÁÖ¼Ò¿¡ ¹ÙÀεåµÇÁö ¾Ê½À´Ï´Ù. ½Ã½ºÅÛ¿¡¼ ¿Ã¹Ù¸¥ IP¿¡ ÁöÁ¤µÈ ¿äû¿¡ ÀÀ´äÇÕ´Ï´Ù. Site Selector´Â ¿î¿µ üÁ¦¿¡ µû¶ó Ŭ¶óÀÌ¾ðÆ®·Î ÀÀ´äÀ» ´Ù½Ã ¶ó¿ìÆ®ÇÕ´Ï´Ù. Site Selector ½Ã½ºÅÛ¿¡ ¿©·¯ °³ÀÇ ¾î´ðÅͰ¡ ÀÖ°í ±× Áß ¸¹Àº ¾î´ðÅͰ¡ µ¿ÀÏÇÑ ¼ºê³Ý¿¡ ¿¬°áµÇ¸é, O/S°¡ ¹ÞÀº °Í°ú ´Ù¸¥ ÁÖ¼ÒÀÇ Å¬¶óÀÌ¾ðÆ®¿¡ ÀÀ´äÀ» Àü¼ÛÇÒ ¼ö ÀÖ½À´Ï´Ù. ÀϺΠŬ¶óÀÌ¾ðÆ® ÀÀ¿ëÇÁ·Î±×·¥Àº Àü¼ÛÇÑ °Í°ú ´Ù¸¥ ÁּҷκÎÅÍ ¹ÞÀº ÀÀ´äÀ» ½ÂÀÎÇÏÁö ¾Ê½À´Ï´Ù. µû¶ó¼ À̸§ ºÐ¼®Àº ½ÇÆÐÇÏ°Ô µË´Ï´Ù.
Windows 2000¿¡¼ 3Com 985B ±â°¡ºñÆ® ÀÌ´õ³Ý ¾î´ðÅÍ »ç¿ë ½Ã ´ÙÀ½ ¹®Á¦Á¡À» °æÇèÇÒ ¼ö ÀÖ½À´Ï´Ù.
ÀÌ·¯ÇÑ ¹®Á¦Á¡À» ¹æÁöÇÏ·Á¸é, ´Ù¸¥ ȸ»ç°¡ Á¦Á¶ÇÑ ±â°¡ºñÆ® ÀÌ´õ³Ý ¾î´ðÅ͸¦ »ç¿ëÇϽʽÿÀ.
Solaris ÀÚ±¹¾î ¹öÀü¿¡¼ Load Balancer GUI¿¡ ´ëÇÑ ¿¹ ¹× ¾Æ´Ï¿À ´ÜÃß°¡ ¿µ¾î·Î Ç¥½ÃµÉ ¼ö ÀÖ½À´Ï´Ù. ÀÌ´Â ¾Ë·ÁÁø ¹®Á¦Á¡À¸·Î Sun Microsystems°¡ ÇØ°á ÁßÀÔ´Ï´Ù.
Windows 2000¿¡¼ Matrox AGP Ä«µå »ç¿ë ½Ã, Load Balancer GUI¿¡¼ ¿¹»óÇÏÁö ¸øÇÑ ÀÛµ¿ÀÌ ¹ß»ýÇÒ ¼ö ÀÖ½À´Ï´Ù. ¸¶¿ì½º¸¦ ´©¸£¸é ¸¶¿ì½º Æ÷ÀÎÅͺ¸´Ù ¾à°£ Å« ¿µ¿ªÀÇ ºí·ÏÀÌ ¼Õ»óµÇ¾î ¿ªÀ¸·Î °Á¶Ç¥½ÃµÇ°Å³ª À̹ÌÁö°¡ È¸é ¹ÛÀ¸·Î À̵¿ÇÏ´Â ¿øÀÎÀÌ µÉ ¼ö ÀÖ½À´Ï´Ù. ÀÌÀü Matrox Ä«µå¿¡¼´Â ÀÌ·¯ÇÑ ÀÛµ¿À» º¸ÀÌÁö ¾Ê½À´Ï´Ù. Matrox AGP Ä«µå »ç¿ë ½Ã ¾Ë·ÁÁø ¼öÁ¤ ¹æ¹ýÀº ¾ø½À´Ï´Ù.
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¿ø°Ý À¥ °ü¸®¸¦ »ç¿ëÇÏ¿© Load Balancer¸¦ ±¸¼ºÇÒ °æ¿ì¿¡´Â Load Balancer GUI°¡ ³ªÅ¸³ª´Â Netscape ºê¶ó¿ìÀú âÀÇ Å©±â¸¦ Á¶Á¤ (ÃÖ´ëÈ, ÃÖ¼ÒÈ, º¹¿øµî)ÇÏÁö ¸¶½Ê½Ã¿À. Netscape´Â ºê¶ó¿ìÀú âÀÇ Å©±â¸¦ Á¶Á¤ÇÒ ¶§¸¶´Ù ÆäÀÌÁö¸¦ Àç·ÎµåÇϹǷΠÀÌ·Î ÀÎÇØ È£½ºÆ®·ÎºÎÅÍ ¿¬°áÀÌ ²÷¾îÁú ¼ö ÀÖ½À´Ï´Ù. âÀÇ Å©±â¸¦ Á¶Á¤ÇÒ ¶§¸¶´Ù È£½ºÆ®¿¡ ´Ù½Ã ¿¬°áÇØ¾ß ÇÕ´Ï´Ù. Windows Ç÷§Æû¿¡¼ ¿ø°Ý À¥ °ü¸®¸¦ ¼öÇà ÁßÀ̸é Internet Explorer¸¦ »ç¿ëÇϽʽÿÀ.
Windows 2000 ¿î¿µ üÁ¦ÀÇ ¸í·É ÇÁ·ÒÇÁÆ® â¿¡¼, Latin-1 °è¿ÀÇ ÀϺΠÀÚ±¹ ¹®ÀÚ°¡ ¼Õ»óµÈ ä·Î Ç¥½ÃµÉ ¼ö ÀÖ½À´Ï´Ù. ¿¹¸¦ µé¾î, Æ¿µå°¡ ÀÖ´Â "a"°¡ ÆÄÀÌ ±âÈ£·Î Ç¥½ÃµÉ ¼ö ÀÖ½À´Ï´Ù. À̸¦ ¼öÁ¤ÇÏ·Á¸é, ¸í·É ÇÁ·ÒÇÁÆ® âÀÇ ±Û²Ã µî·Ï Á¤º¸¸¦ º¯°æÇØ¾ß ÇÕ´Ï´Ù. ±Û²ÃÀ» º¯°æÇÏ·Á¸é, ´ÙÀ½À» ¼öÇàÇϽʽÿÀ.
Netscape ºê¶ó¿ìÀú¸¦ »ç¿ëÇÏ´Â Unix ±â¹Ý Ç÷§Æû¿¡¼ InfoCenter ³»ÀÇ ¿Â¶óÀÎ µµ¿ò¸» ÅØ½ºÆ®°¡ ÀÛÀº ±Û²Ã·Î Ç¥½ÃµË´Ï´Ù. Netscape ºê¶ó¿ìÀúÀÇ È¯°æ¼³Á¤ ¿É¼ÇÀ» ÆíÁýÇÏ¿© ±Û²Ã Å©±â¸¦ Áõ°¡½ÃŰ½Ê½Ã¿À.
ÀÌ ¹®Á¦´Â ´Ù¸¥ ÀÀ¿ëÇÁ·Î±×·¥ÀÌ Cisco CSS ControllerÀÇ ccoserver¿¡¼ »ç¿ëÇÏ´Â Æ÷Æ® Áß Çϳª¸¦ »ç¿ëÇϰí ÀÖÀ» ¶§ ¹ß»ýÇÒ ¼ö ÀÖ½À´Ï´Ù. ÀÚ¼¼ÇÑ ³»¿ëÀº Cisco CSS Controller Æ÷Æ® ¹øÈ£ È®ÀÎÀ» ÂüÁ¶ÇϽʽÿÀ.
EXCLUDE-MODULE java EXCLUDE-MODULE javaw
°ü¸® ÄÜ¼Ö Áß Çϳª°¡ ¹æÈº®°ú µ¿ÀÏÇÑ ½Ã½ºÅÛ¿¡¼ ¶Ç´Â ¹æÈº®À» ÅëÇØ ½ÇÇàµÉ °æ¿ì ÀÌµé Æ÷Æ®°¡ ¹®Á¦Á¡À» ¾ß±âÇÒ ¼ö ÀÖ½À´Ï´Ù. ¿¹¸¦ µé¾î, Load Balancer¸¦ ¹æÈº®°ú µ¿ÀÏÇÑ ½Ã½ºÅÛ¿¡¼ ½ÇÇàÇϰí, ccocontrol ¸í·ÉÀ» ¹ßÇàÇÏ¸é ¿À·ù: ¼¹ö°¡ ÀÀ´äÇÏÁö ¾ÊÀ½°ú °°Àº ¿À·ù ¸Þ½ÃÁö°¡ ³ªÅ¸³¯ ¼ö ÀÖ½À´Ï´Ù.
ÀÌ·¯ÇÑ ¹®Á¦Á¡À» ¹æÁöÇÏ·Á¸é, ccoserver ½ºÅ©¸³Æ® ÆÄÀÏÀ» ÆíÁýÇÏ¿© ¹æÈº®(¶Ç´Â ±âŸ ÀÀ¿ëÇÁ·Î±×·¥)¿¡ ´ëÇÏ¿© RMI¿¡¼ »ç¿ëÇÏ´Â Æ÷Æ®¸¦ ¼³Á¤ÇϽʽÿÀ. CCO_RMISERVERPORT=14199 ÇàÀ» CCO_RMISERVERPORT=yourPort·Î º¯°æÇϽʽÿÀ. ¿©±â¼ yourPort´Â ´Ù¸¥ Æ÷Æ®ÀÔ´Ï´Ù.
¿Ï·áµÇ¸ç, ccoserver¸¦ Àç½ÃÀÛÇÏ°í Æ÷Æ® 13099, 10004, 13199 ¹× 13100 ¶Ç´Â °ü¸® ÄܼÖÀÌ ½ÇÇàµÉ È£½ºÆ® ÁÖ¼Ò¿¡ ´ëÇÏ¿© ¼±ÅÃµÈ Æ÷Æ®¿Í Åë½ÅÀ» ½ÃÀÛÇϽʽÿÀ.
ÀÌ ¹®Á¦´Â À¯È¿ÇÑ Á¦Ç° ¶óÀ̼¾½º°¡ ¾øÀ» ¶§ ¹ß»ýÇÒ ¼ö ÀÖ½À´Ï´Ù. ccoserver¸¦ ½ÃÀÛÇÏ·Á°í ÇÒ ¶§, ´ÙÀ½ ¸Þ½ÃÁö°¡ ³ªÅ¸³³´Ï´Ù.
¶óÀ̼¾½º°¡ ¸¸±âµÇ¾ú½À´Ï´Ù. ÇöÁö IBM ¿µ¾÷´ëÇ¥ ¶Ç´Â Çã°¡µÈ IBM ´ë¸®Á¡¿¡ ¹®ÀÇÇϽʽÿÀ.
ÀÌ ¹®Á¦¸¦ ÇØ°áÇÏ·Á¸é ´ÙÀ½À» ¼öÇàÇϽʽÿÀ.
Solaris ÀÚ±¹¾î ¹öÀü¿¡¼ Load Balancer GUI¿¡ ´ëÇÑ ¿¹ ¹× ¾Æ´Ï¿À ´ÜÃß°¡ ¿µ¾î·Î Ç¥½ÃµÉ ¼ö ÀÖ½À´Ï´Ù. ÀÌ´Â ¾Ë·ÁÁø ¹®Á¦Á¡À¸·Î Sun Microsystems°¡ ÇØ°á ÁßÀÔ´Ï´Ù.
Windows 2000¿¡¼ Matrox AGP Ä«µå »ç¿ë ½Ã, Load Balancer GUI¿¡¼ ¿¹»óÇÏÁö ¸øÇÑ ÀÛµ¿ÀÌ ¹ß»ýÇÒ ¼ö ÀÖ½À´Ï´Ù. ¸¶¿ì½º¸¦ ´©¸£¸é ¸¶¿ì½º Æ÷ÀÎÅͺ¸´Ù ¾à°£ Å« ¿µ¿ªÀÇ ºí·ÏÀÌ ¼Õ»óµÇ¾î ¿ªÀ¸·Î °Á¶Ç¥½ÃµÇ°Å³ª À̹ÌÁö°¡ È¸é ¹ÛÀ¸·Î À̵¿ÇÏ´Â ¿øÀÎÀÌ µÉ ¼ö ÀÖ½À´Ï´Ù. ÀÌÀü Matrox Ä«µå¿¡¼´Â ÀÌ·¯ÇÑ ÀÛµ¿À» º¸ÀÌÁö ¾Ê½À´Ï´Ù. Matrox AGP Ä«µå »ç¿ë ½Ã ¾Ë·ÁÁø ¼öÁ¤ ¹æ¹ýÀº ¾ø½À´Ï´Ù.
ÄÁ¼³ÅÏÆ®¸¦ Ãß°¡ÇÒ ¶§ À߸øµÈ ±¸¼ºÀ¸·Î ÀÎÇØ ¿¬°á ¿À·ù°¡ ¹ß»ýÇÒ ¼ö ÀÖ½À´Ï´Ù. ÀÌ ¹®Á¦Á¡À» ¼öÁ¤ÇÏ·Á¸é ´ÙÀ½À» ¼öÇàÇϽʽÿÀ.
ÀÌ ¹®Á¦Á¡À» ¼öÁ¤ÇÏ·Á¸é ´ÙÀ½À» ¼öÇàÇϽʽÿÀ.
ÄÁ¼³ÅÏÆ® ·Î±× ·¹º§À» ´Ã¸®°í ¸í·ÉÀ» Àç½ÃµµÇϽʽÿÀ. ´Ù½Ã ¸í·ÉÀÌ ½ÇÆÐÇÏ¸é ·Î±×¿¡¼ SNMP ½Ã°£ Á¾·á ¶Ç´Â ±âŸ SNMP Åë½Å ¿À·ù¸¦ Ž»öÇϽʽÿÀ.
´ëÇü ±¸¼ºÀ» ·ÎµåÇÒ ¶§ lbadmin ¶Ç´Â ¿ø°Ý À¥ °ü¸®¸¦ »ç¿ëÇÏ´Â µ¥ ¹®Á¦Á¡ÀÌ ¹ß»ýÇϸé ÃÖ´ë Java Èü Å©±â¸¦ ´Ã·Á¾ß ÇÒ ¼ö ÀÖ½À´Ï´Ù. ±âº»ÀûÀ¸·Î Java´Â °¡»ó ½Ã½ºÅÛ ÈüÀ» 64MB·Î Á¦ÇÑÇÕ´Ï´Ù. ÃÊ´ëÇü ±¸¼º °ü¸®¿¡ »ç¿ëÇÒ °æ¿ì ÀϺΠLoad Balancer ±¸¼º ÇÁ·Î±×·¥ (lbadmin, lbwebaccess)¿¡´Â 64MB ÀÌ»óÀÌ ÇÊ¿äÇÒ ¼ö ÀÖ½À´Ï´Ù. ÀÌ ¹®Á¦Á¡À» ÇØ°áÇÏ·Á¸é ÃÖ´ë Java Èü Å©±â¸¦ 64MB ÀÌ»óÀ¸·Î ´Ã·Á¾ß ÇÒ ¼ö ÀÖ½À´Ï´Ù. ÃÖ´ë Èü Å©±â¸¦ ´Ã¸®·Á¸é "-Xmx" Java ¿É¼ÇÀ» »ç¿ëÇϽʽÿÀ. ¿¹¸¦ µé¾î, lbadmin ½ºÅ©¸³Æ®¿¡¼ ÃÖ´ë Java Èü Å©±â¸¦ 256MB·Î º¯°æÇÏ·Á¸é "javaw"¸¦ "javaw -Xmx256m"À¸·Î ¼öÁ¤ÇϽʽÿÀ. À¥ °ü¸®¸¦ »ç¿ëÇÒ ¶§ ¹®Á¦Á¡ÀÌ ¹ß»ýÇÏ¸é ¼³¸íÇÑ ´ë·Î lbwebaccess ½ºÅ©¸³Æ®¸¦ ¼öÁ¤ÇϽʽÿÀ.
¿ø°Ý À¥ °ü¸®¸¦ »ç¿ëÇÏ¿© Load Balancer¸¦ ±¸¼ºÇÒ °æ¿ì¿¡´Â Load Balancer GUI°¡ ³ªÅ¸³ª´Â Netscape ºê¶ó¿ìÀú âÀÇ Å©±â¸¦ Á¶Á¤ (ÃÖ´ëÈ, ÃÖ¼ÒÈ, º¹¿øµî)ÇÏÁö ¸¶½Ê½Ã¿À. Netscape´Â ºê¶ó¿ìÀú âÀÇ Å©±â¸¦ Á¶Á¤ÇÒ ¶§¸¶´Ù ÆäÀÌÁö¸¦ Àç·ÎµåÇϹǷΠÀÌ·Î ÀÎÇØ È£½ºÆ®·ÎºÎÅÍ ¿¬°áÀÌ ²÷¾îÁú ¼ö ÀÖ½À´Ï´Ù. âÀÇ Å©±â¸¦ Á¶Á¤ÇÒ ¶§¸¶´Ù È£½ºÆ®¿¡ ´Ù½Ã ¿¬°áÇØ¾ß ÇÕ´Ï´Ù. Windows Ç÷§Æû¿¡¼ ¿ø°Ý À¥ °ü¸®¸¦ ¼öÇà ÁßÀ̸é Internet Explorer¸¦ »ç¿ëÇϽʽÿÀ.
Windows 2000 ¿î¿µ üÁ¦ÀÇ ¸í·É ÇÁ·ÒÇÁÆ® â¿¡¼, Latin-1 °è¿ÀÇ ÀϺΠÀÚ±¹ ¹®ÀÚ°¡ ¼Õ»óµÈ ä·Î Ç¥½ÃµÉ ¼ö ÀÖ½À´Ï´Ù. ¿¹¸¦ µé¾î, Æ¿µå°¡ ÀÖ´Â "a"°¡ ÆÄÀÌ ±âÈ£·Î Ç¥½ÃµÉ ¼ö ÀÖ½À´Ï´Ù. À̸¦ ¼öÁ¤ÇÏ·Á¸é, ¸í·É ÇÁ·ÒÇÁÆ® âÀÇ ±Û²Ã µî·Ï Á¤º¸¸¦ º¯°æÇØ¾ß ÇÕ´Ï´Ù. ±Û²ÃÀ» º¯°æÇÏ·Á¸é, ´ÙÀ½À» ¼öÇàÇϽʽÿÀ.
Netscape ºê¶ó¿ìÀú¸¦ »ç¿ëÇÏ´Â Unix ±â¹Ý Ç÷§Æû¿¡¼ InfoCenter ³»ÀÇ ¿Â¶óÀÎ µµ¿ò¸» ÅØ½ºÆ®°¡ ÀÛÀº ±Û²Ã·Î Ç¥½ÃµË´Ï´Ù. Netscape ºê¶ó¿ìÀúÀÇ È¯°æ¼³Á¤ ¿É¼ÇÀ» ÆíÁýÇÏ¿© ±Û²Ã Å©±â¸¦ Áõ°¡½ÃŰ½Ê½Ã¿À.
ÀÌ ¹®Á¦´Â ´Ù¸¥ ÀÀ¿ëÇÁ·Î±×·¥ÀÌ Nortel Alteon ControllerÀÇ nalserver¿¡¼ »ç¿ëÇÏ´Â Æ÷Æ® Áß Çϳª¸¦ »ç¿ëÇϰí ÀÖÀ» ¶§ ¹ß»ýÇÒ ¼ö ÀÖ½À´Ï´Ù. ÀÚ¼¼ÇÑ ³»¿ëÀº Nortel Alteon Controller Æ÷Æ® ¹øÈ£ È®Àθ¦ ÂüÁ¶ÇϽʽÿÀ.
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ÀÌ·¯ÇÑ ¹®Á¦Á¡À» ¹æÁöÇÏ·Á¸é, nalserver ½ºÅ©¸³Æ® ÆÄÀÏÀ» ÆíÁýÇÏ¿© ¹æÈº®(¶Ç´Â ±âŸ ÀÀ¿ëÇÁ·Î±×·¥)¿¡ ´ëÇÏ¿© RMI¿¡¼ »ç¿ëÇÏ´Â Æ÷Æ®¸¦ ¼³Á¤ÇϽʽÿÀ. NAL_RMISERVERPORT=14199 ÇàÀ» NAL_RMISERVERPORT=yourPort·Î º¯°æÇϽʽÿÀ. ¿©±â¼ yourPort´Â ´Ù¸¥ Æ÷Æ®ÀÔ´Ï´Ù.
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ÀÌ ¹®Á¦´Â À¯È¿ÇÑ Á¦Ç° ¶óÀ̼¾½º°¡ ¾øÀ» ¶§ ¹ß»ýÇÒ ¼ö ÀÖ½À´Ï´Ù. nalserver¸¦ ½ÃÀÛÇÏ·Á°í ÇÒ ¶§, ´ÙÀ½ ¸Þ½ÃÁö°¡ ³ªÅ¸³³´Ï´Ù.
¶óÀ̼¾½º°¡ ¸¸±âµÇ¾ú½À´Ï´Ù. ÇöÁö IBM ¿µ¾÷´ëÇ¥ ¶Ç´Â Çã°¡µÈ IBM ´ë¸®Á¡¿¡ ¹®ÀÇÇϽʽÿÀ.
ÀÌ ¹®Á¦¸¦ ÇØ°áÇÏ·Á¸é ´ÙÀ½À» ¼öÇàÇϽʽÿÀ.
Windows 2000¿¡¼ Matrox AGP Ä«µå »ç¿ë ½Ã, Load Balancer GUI¿¡¼ ¿¹»óÇÏÁö ¸øÇÑ ÀÛµ¿ÀÌ ¹ß»ýÇÒ ¼ö ÀÖ½À´Ï´Ù. ¸¶¿ì½º¸¦ ´©¸£¸é ¸¶¿ì½º Æ÷ÀÎÅͺ¸´Ù ¾à°£ Å« ¿µ¿ªÀÇ ºí·ÏÀÌ ¼Õ»óµÇ¾î ¿ªÀ¸·Î °Á¶Ç¥½ÃµÇ°Å³ª À̹ÌÁö°¡ È¸é ¹ÛÀ¸·Î À̵¿ÇÏ´Â ¿øÀÎÀÌ µÉ ¼ö ÀÖ½À´Ï´Ù. ÀÌÀü Matrox Ä«µå¿¡¼´Â ÀÌ·¯ÇÑ ÀÛµ¿À» º¸ÀÌÁö ¾Ê½À´Ï´Ù. Matrox AGP Ä«µå »ç¿ë ½Ã ¾Ë·ÁÁø ¼öÁ¤ ¹æ¹ýÀº ¾ø½À´Ï´Ù.
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¿ø°Ý À¥ °ü¸®¸¦ »ç¿ëÇÏ¿© Load Balancer¸¦ ±¸¼ºÇÒ °æ¿ì¿¡´Â Load Balancer GUI°¡ ³ªÅ¸³ª´Â Netscape ºê¶ó¿ìÀú âÀÇ Å©±â¸¦ Á¶Á¤ (ÃÖ´ëÈ, ÃÖ¼ÒÈ, º¹¿øµî)ÇÏÁö ¸¶½Ê½Ã¿À. Netscape´Â ºê¶ó¿ìÀú âÀÇ Å©±â¸¦ Á¶Á¤ÇÒ ¶§¸¶´Ù ÆäÀÌÁö¸¦ Àç·ÎµåÇϹǷΠÀÌ·Î ÀÎÇØ È£½ºÆ®·ÎºÎÅÍ ¿¬°áÀÌ ²÷¾îÁú ¼ö ÀÖ½À´Ï´Ù. âÀÇ Å©±â¸¦ Á¶Á¤ÇÒ ¶§¸¶´Ù È£½ºÆ®¿¡ ´Ù½Ã ¿¬°áÇØ¾ß ÇÕ´Ï´Ù. Windows Ç÷§Æû¿¡¼ ¿ø°Ý À¥ °ü¸®¸¦ ¼öÇà ÁßÀ̸é Internet Explorer¸¦ »ç¿ëÇϽʽÿÀ.
ÄÁ¼³ÅÏÆ®¸¦ Ãß°¡ÇÒ ¶§ À߸øµÈ ±¸¼ºÀ¸·Î ÀÎÇØ ¿¬°á ¿À·ù°¡ ¹ß»ýÇÒ ¼ö ÀÖ½À´Ï´Ù. ÀÌ ¹®Á¦Á¡À» ¼öÁ¤ÇÏ·Á¸é ´ÙÀ½À» ¼öÇàÇϽʽÿÀ.
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Netscape ºê¶ó¿ìÀú¸¦ »ç¿ëÇÏ´Â Unix ±â¹Ý Ç÷§Æû¿¡¼ InfoCenter ³»ÀÇ ¿Â¶óÀÎ µµ¿ò¸» ÅØ½ºÆ®°¡ ÀÛÀº ±Û²Ã·Î Ç¥½ÃµË´Ï´Ù. Netscape ºê¶ó¿ìÀúÀÇ È¯°æ¼³Á¤ ¿É¼ÇÀ» ÆíÁýÇÏ¿© ±Û²Ã Å©±â¸¦ Áõ°¡½ÃŰ½Ê½Ã¿À.
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½ºÅÿ¡¼ ÇϳªÀÇ ¼±Åà Ű¿öµå ¼±ÅÃ: »óÈ£ ¹èŸÀûÀÎ µÑ ÀÌ»óÀÇ ¼±Åà Ű¿öµå ¶Ç´Â º¯¼ö°¡ ÀÖ¾î À̸¦ ¼±ÅÃÇØ¾ß ÇÏ´Â °æ¿ì, ÀÌ·¯ÇÑ Å°¿öµå¿Í º¯¼ö´Â ±âº» °æ·Î ¼± ¾Æ·¡¿¡ ¼öÁ÷ÀÇ ¿µ¼ýÀÚ¼øÀ¸·Î Ç¥½ÃµË´Ï´Ù.
>>-+-------------+--------------------------------------------->< +-parameter_1-+ '-parameter_2-'
º¯¼ö: ¸ðµÎ ÀÌÅŸ¯Ã¼·Î µÇ¾î ÀÖ´Â ´Ü¾î´Â º¯¼öÀÔ´Ï´Ù. ±¸¹®¿¡ º¯¼ö°¡ ÀÖÀ¸¸é, ÀÌ º¯¼ö¸¦ ÅØ½ºÆ®¿¡ Á¤ÀÇµÈ ´ë·Î Çã¿ëµÇ´Â À̸§À̳ª °ª Áß Çϳª·Î ¹Ù²Ù¾î¾ß ÇÕ´Ï´Ù.
>>-variable----------------------------------------------------><
¿µ¼ýÀÚ°¡ ¾Æ´Ñ ¹®ÀÚ: µµÇ¥¿¡ ¿µ¼ýÀÚ°¡ ¾Æ´Ñ ¹®ÀÚ(¿¹: ÄÝ·Ð, µû¿ÈÇ¥ ¶Ç´Â »©±â ºÎÈ£)°¡ Ç¥½ÃµÇ´Â °æ¿ì, ±¸¹®ÀÇ ÀÏºÎ·Î ÇØ´ç ¹®ÀÚ¸¦ ÄÚµùÇØ¾ß ÇÕ´Ï´Ù. ÀÌ ¿¹Á¦¿¡¼´Â cluster:port¸¦ ÄÚµùÇØ¾ß ÇÕ´Ï´Ù.
>>-cluster:port------------------------------------------------><
ÀÌ ºÎ·Ï¿¡¼´Â Dispatcher dscontrol ¸í·É »ç¿ë ¹æ¹ýÀ» ¼³¸íÇÕ´Ï´Ù. ÀÌ ºÎ·ÏÀº CBR¿¡ ´ëÇÑ ¸í·É¾î ÂüÁ¶¼À̱⵵ ÇÕ´Ï´Ù. CBRÀº Dispatcher ¸í·É ¼ºê¼¼Æ®¸¦ »ç¿ëÇÕ´Ï´Ù. CBR ¹× Dispatcher °£ÀÇ ±¸¼º Â÷ÀÌÁ¡¿¡¼ ÀÚ¼¼ÇÑ Á¤º¸¸¦ ÂüÁ¶ÇϽʽÿÀ.
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¾Æ·¡´Â ÀÌ ºÎ·Ï¿¡ ÀÖ´Â ¸í·É ¸ñ·ÏÀÔ´Ï´Ù.
dscontrol ¸í·É ¸Å°³º¯¼öÀÇ ÃÖ¼Ò ¹öÀüÀ» ÀÔ·ÂÇÒ ¼ö ÀÖ½À´Ï´Ù. ¸Å°³º¯¼öÀÇ °íÀ¯ÇÑ ¹®ÀÚ¸¸ ÀÔ·ÂÇØ¾ß ÇÕ´Ï´Ù. ¿¹¸¦ µé¾î, ÆÄÀÏ ÀúÀå ¸í·É¿¡ ´ëÇÑ µµ¿ò¸»À» º¸·Á¸é dscontrol help file ´ë½Å¿¡ dscontrol he f¸¦ ÀÔ·ÂÇÒ ¼ö ÀÖ½À´Ï´Ù.
¸í·ÉÇà ÀÎÅÍÆäÀ̽º¸¦ ½ÃÀÛÇÏ·Á¸é dscontrol ¸í·ÉÀ» ½ÇÇàÇÏ¿© dscontrol ¸í·É ÇÁ·ÒÇÁÆ®¸¦ ¹ÞÀ¸½Ê½Ã¿À.
¸í·ÉÇà ÀÎÅÍÆäÀ̽º¸¦ Á¾·áÇÏ·Á¸é exit ¶Ç´Â quit ¸í·ÉÀ» ½ÇÇàÇϽʽÿÀ.
CBR ¸í·ÉÇà ÀÎÅÍÆäÀ̽º´Â ´ëºÎºÐ Dispatcher ¸í·ÉÇà ÀÎÅÍÆäÀ̽ºÀÇ ¼ºê¼¼Æ®ÀÔ´Ï´Ù. CBRÀÇ °æ¿ì, ±¸¼º¿ä¼Ò¸¦ ±¸¼ºÇÏ·Á¸é dscontrol ´ë½Å cbrcontrol·Î ´ëüÇϽʽÿÀ.
¾Æ·¡´Â CBR¿¡ »ý·«µÈ ÀϺΠ¸í·É ¸ñ·ÏÀÔ´Ï´Ù.
>>-dscontrol--advisor--+-connecttimeout--name--+-port---------+--timeoutseconds-+->< | '-cluster:port-' | +-interval--name--+-port---------+--seconds--------------+ | '-cluster:port-' | +-list---------------------------------------------------+ +-loglevel--name--+-port---------+--level----------------+ | '-cluster:port-' | +-logsize--name--+-port---------+--+-unlimited---------+-+ | '-cluster:port-' '-number of records-' | +-receivetimeout--name--+-port---------+--timeoutseconds-+ | '-cluster:port-' | +-report--name--+-port---------+-------------------------+ | '-cluster:port-' | +-retries--name--+-port---------+--numretries------------+ | '-cluster:port-' | +-start--name--+-port---------+--+----------+------------+ | '-cluster:port-' '-log file-' | +-»óÅÂ--name--+-port---------+---------------------------+ | '-cluster:port-' | +-stop--name--+-port---------+---------------------------+ | '-cluster:port-' | +-timeout--name--+-port---------+--+-unlimited-+---------+ | '-cluster:port-' '-seconds---' | '-version--name--+-port---------+------------------------' '-cluster:port-'
Load Balancer°¡ Á¦°øÇÏ´Â ±Ç°íÀÚ¿¡ ´ëÇÑ ÀÚ¼¼ÇÑ Á¤º¸´Â ±Ç°íÀÚ ¸ñ·ÏÀ» ÂüÁ¶ÇϽʽÿÀ.
»ç¿ëÀÚ Á¤ÀÇ ±Ç°íÀÚ À̸§Àº xxxx Çü½ÄÀ̸ç, ¿©±â¼ ADV_xxxx´Â Á¶Á¤ ±Ç°íÀÚ¸¦ ±¸ÇöÇϴ Ŭ·¡½ºÀÇ À̸§ÀÔ´Ï´Ù. Á¶Á¤(»ç¿ëÀÚ Á¤ÀÇ °¡´É) ±Ç°íÀÚ ÀÛ¼º¿¡¼ ÀÚ¼¼ÇÑ Á¤º¸¸¦ ÂüÁ¶ÇϽʽÿÀ.
Ŭ·¯½ºÅÍ´Â Á¡ºÐ¸® 10Áø¼ö ÁÖ¼Ò ¶Ç´Â ±âÈ£ À̸§ÀÔ´Ï´Ù. Æ÷Æ®´Â ±Ç°íÀÚ°¡ ¸ð´ÏÅÍÇÏ´Â Æ÷Æ® ¹øÈ£ÀÔ´Ï´Ù.
±Ç°íÀÚ À̸§ | ÇÁ·ÎÅäÄÝ | Æ÷Æ® |
---|---|---|
cachingproxy | HTTP(Caching Proxy¸¦ ÅëÇÑ) | 80 |
connect | ICMP | 12345 |
db2 | °³Àοë | 50000 |
dns | DNS | 53 |
ftp | FTP | 21 |
http | HTTP | 80 |
https | SSL | 443 |
imap | IMAP | 143 |
ldap | LDAP | 389 |
nntp | NNTP | 119 |
ping | PING | 0 |
pop3 | POP3 | 110 |
self | °³Àοë | 12345 |
smtp | SMTP | 25 |
ssl | SSL | 443 |
ssl2http | SSL | 443 |
telnet | Telnet | 23 |
WLM | °³Àοë | 10,007 |
±âº» ÆÄÀÏÀº advisorname_port.logÀ̸ç, ¿¹·Î´Â http_80.log°¡ ÀÖ½À´Ï´Ù. ·Î±× ÆÄÀÏÀÌ º¸Á¸µÇ´Â µð·ºÅ丮¸¦ º¯°æÇÏ·Á¸é ·Î±× ÆÄÀÏ °æ·Î º¯°æÀ» ÂüÁ¶ÇϽʽÿÀ. Ŭ·¯½ºÅÍ(¶Ç´Â »çÀÌÆ®)¿¡ ´ëÇÑ °íÀ¯ ±Ç°íÀÚÀÇ ±âº» ·Î±× ÆÄÀÏÀº Ŭ·¯½ºÅÍ ÁÖ¼Ò(¿¹: http_127.40.50.1_80.log)¸¦ »ç¿ëÇÏ¿© ÀÛ¼ºµË´Ï´Ù.
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dscontrol advisor start http 127.40.50.1:80
dscontrol advisor start http 88
dscontrol advisor stop http 127.40.50.1:80
dscontrol advisor connecttimeout http 80 30
dscontrol advisor connecttimeout http 127.40.50.1:80 20
dscontrol advisor interval ftp 21 6
dscontrol advisor listÀÌ ¸í·ÉÀ¸·Î ´ÙÀ½°ú °°Àº Ãâ·ÂÀÌ ÀÛ¼ºµË´Ï´Ù.
--------------------------------------- | ADVISOR | CLUSTER:PORT | TIMEOUT | --------------------------------------- | http |127.40.50.1:80 | unlimited | | ftp | 21 | unlimited | ---------------------------------------
dscontrol advisor loglevel http 80 0
dscontrol advisor logsize ftp 21 5000
dscontrol advisor receivetimeout http 80 60
dscontrol advisor report ftp 21ÀÌ ¸í·ÉÀ¸·Î ´ÙÀ½°ú °°Àº Ãâ·ÂÀÌ ÀÛ¼ºµË´Ï´Ù.
Advisor Report: --------------- Advisor name ............. Ftp Port number .............. 21 Cluster address .......... 9.67.131.18 Server address ........... 9.67.129.230 Load ..................... 8 Cluster address .......... 9.67.131.18 Server address ........... 9.67.131.215 Load ..................... -1
dscontrol advisor status http 80ÀÌ ¸í·ÉÀ¸·Î ´ÙÀ½°ú °°Àº Ãâ·ÂÀÌ ÀÛ¼ºµË´Ï´Ù.
Advisor Status: --------------- Interval (seconds) ............ 7 Timeout (seconds) ............. Unlimited Connect timeout (seconds).......21 Receive timeout (seconds).......21 Advisor log filename .......... Http_80.log Log level ..................... 1 Maximum log size (bytes) ...... Unlimited Number of retries ............. 0
dscontrol advisor timeout ftp 21 5
dscontrol advisor version ssl 443ÀÌ ¸í·ÉÀ¸·Î ´ÙÀ½°ú °°Àº Ãâ·ÂÀÌ ÀÛ¼ºµË´Ï´Ù.
Version: 04.00.00.00 - 07/12/2001-10:09:56-EDT
>>-dscontrol--binlog--+-start----------------------+----------->< +-stop-----------------------+ +-set--+-retention--hours--+-+ | '-interval--seconds-' | '-status---------------------'
>>-dscontrol--cluster--+-add--cluster+c2+...--+----------------------------------------+-+->< | +-address--address-----------------------+ | | +-proportions--active--new--port--system-+ | | +-maxports--size-------------------------+ | | +-maxservers--size-----------------------+ | | +-stickytime--time-----------------------+ | | +-weightbound--weight--------------------+ | | +-porttype--type-------------------------+ | | +-primaryhost--address-------------------+ | | +-staletimeout--staletimeout-------------+ | | '-sharedbandwidth--size------------------' | +-set--cluster+c2+...--+-proportions--active--new--port--system-+-+ | +-maxports--size-------------------------+ | | +-maxservers--size-----------------------+ | | +-stickytime--time-----------------------+ | | +-weightbound--weight--------------------+ | | +-porttype--type-------------------------+ | | +-primaryhost--address-------------------+ | | +-staletimeout--staletimeout-------------+ | | '-sharedbandwidth--size------------------' | +-remove--cluster-------------------------------------------------+ +-report--cluster-------------------------------------------------+ '-status--cluster-------------------------------------------------'
dscontrol cluster add ¸í·ÉÀ» Á¦¿ÜÇÑ ÄÝ·Ð(:)À» ¿ÍÀϵå Ä«µå·Î »ç¿ëÇÒ ¼ö ÀÖ½À´Ï´Ù. ¿¹¸¦ µé¾î, dscontrol cluster set : weightbound 80 ¸í·ÉÀº ¸ðµç Ŭ·¯½ºÅÍ¿¡ ´ëÇØ weightbound¸¦ 80À¸·Î ¼³Á¤ÇÕ´Ï´Ù.
±âº» ¹× ¹é¾÷ÀÌ ÀÌ¹Ì ½ÃÀÛµÇ¾î »óÈ£ °í°¡¿ë¼º ±â´ÉÀ» ½ÇÇàÇϰí ÀÖÀ» ¶§ Ŭ·¯½ºÅÍÀÇ ±âº» È£½ºÆ®¸¦ º¯°æÇÏ¸é »õ·Î¿î ±âº» È£½ºÆ®°¡ °Á¦·Î Àΰ踦 ¹Þ°Ô ÇØ¾ß ÇÕ´Ï´Ù. ¶ÇÇÑ ½ºÅ©¸³Æ®¸¦ °»½ÅÇϰí Ŭ·¯½ºÅ͸¦ ¼öµ¿À¸·Î ±¸¼º ÇØÁ¦Çß´Ù°¡ ´Ù½Ã ±¸¼ºÇØ¾ß ÇÕ´Ï´Ù. »óÈ£ °í°¡¿ë¼º¿¡¼ ÀÚ¼¼ÇÑ Á¤º¸¸¦ ÂüÁ¶ÇϽʽÿÀ.
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dscontrol cluster add 130.40.52.153
dscontrol cluster remove 130.40.52.153
dscontrol cluster set 9.6.54.12 proportions 60 35 5 0
dscontrol cluster add 0.0.0.0
dscontrol cluster set 9.6.54.12 primaryhost 9.65.70.19
dscontrol cluster status 9.67.131.167ÀÌ ¸í·ÉÀ¸·Î ´ÙÀ½°ú °°Àº Ãâ·ÂÀÌ ÀÛ¼ºµË´Ï´Ù.
Cluster Status: ---------------- Cluster ................................. 9.67.131.167 Address ................................. 9.67.131.167 Number of target ports .................. 3 Default sticky time ..................... 0 Default stale timeout ................... 30 Default port weight bound ............... 20 Maximum number of ports ................. 8 Default port protocol ................... tcp/udp Default maximum number of servers ....... 32 Proportion given to active connections... 0.5 Proportion given to new connections...... 0.5 Proportion given specific to the port.... 0 Proportion given to system metrics....... 0 Shared bandwidth (KBytes) ............... 0 Primary Host Address .................... 9.67.131.167
>>-dscontrol--executor--+-report-----------------------------------------------------------+->< +-set--+-nfa--IP address------------+------------------------------+ | +-maxclusters--size----------+ | | +-maxports--size-------------+ | | +-fincount--fincount---------+ | | +-fintimeout--fintimeout-----+ | | +-maxservers--size-----------+ | | +-staletimeout--staletimeout-+ | | +-stickytime--time-----------+ | | +-clientgateway--address-----+ | | +-weightbound--weight--------+ | | +-porttype--type-------------+ | | +-wideportnumber--port-------+ | | '-sharedbandwidth--size------' | +-configure--interface_address+i2+...--+-------------------------+-+ | '-interface_name--netmask-' | +-unconfigure--interface_address-----------------------------------+ +-start------------------------------------------------------------+ +-status-----------------------------------------------------------+ '-stop-------------------------------------------------------------'
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dscontrol executor status Executor Status: ---------------- Nonforwarding address ............... 9.67.131.151 Client gateway address .............. 0.0.0.0 Fin count ........................... 4,000 Fin timeout ......................... 60 Wide area network port number ....... 0 Shared bandwidth (Kbytes) ........... 0 Default maximum ports per cluster ... 8 Maximum number of clusters .......... 100 Default maximum servers per port .... 32 Default stale timeout ............... 300 Default sticky time ................. 0 Default weight bound ................ 20 Default port type ................... tcp/udp
dscontrol executor set nfa 130.40.52.167
dscontrol executor set maxclusters 4096
dscontrol executor start
dscontrol executor stop
>>-dscontrol--file--+-delete--file[.ext]----------+------------>< +-appendload--file[.ext]------+ +-report----------------------+ +-save--file[.ext]--+-------+-+ | '-force-' | '-newload--file[.ext]---------'
ÆÄÀÏ È®ÀåÀÚ(.ext)´Â »ç¿ëÀÚ°¡ ¿øÇÏ´Â ¹«¾ùÀÌµç °¡´ÉÇÏ¸ç »ý·«ÇÒ ¼öµµ ÀÖ½À´Ï´Ù.
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dscontrol file delete file3 File (file3) was deleted.
dscontrol file newload file1.sv File (file1.sv) was loaded into the Dispatcher.
dscontrol file appendload file2.sv File (file2.sv) was appended to the current configuration and loaded.
dscontrol file report FILE REPORT: file1.save file2.sv file3
dscontrol file save file3 The configuration was saved into file (file3).
>>-dscontrol--help--+-advisor----------+----------------------->< +-binlog-----------+ +-cluster----------+ +-executor---------+ +-file-------------+ +-help-------------+ +-highavailability-+ +-host-------------+ +-logstatus--------+ +-manager----------+ +-metric-----------+ +-port-------------+ +-rule-------------+ +-server-----------+ +-set--------------+ +-status-----------+ '-subagent---------'
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dscontrol helpÀÌ ¸í·ÉÀ¸·Î ´ÙÀ½°ú °°Àº Ãâ·ÂÀÌ ÀÛ¼ºµË´Ï´Ù.
HELP COMMAND ARGUMENTS: --------------------------------- Usage: help <help option> Example: help cluster help - print complete help text advisor - help on advisor command cluster - help on cluster command executor - help on executor command file - help on file command host - help on host command binlog - help on binary log command manager - help on manager command metric - help on metric command port - help on port command rule - help on rule command server - help on server command set - help on set command status - help on status command logstatus - help on server log status subagent - help on subagent command highavailability - help on high availability command<> ³»ÀÇ ¸Å°³º¯¼ö°¡ º¯¼ö¶ó´Â Á¡¿¡ À¯ÀÇÇϽʽÿÀ.
fintimeout <cluster address>|all <time> -Change FIN timeout (¸ðµç Ŭ·¯½ºÅ͸¦ º¯°æÇÒ °æ¿ì 'all' »ç¿ë)
>>-dscontrol--highavailability--+-status--------------------------------------+->< +-backup--+-add--+-primary-+--+-auto---+--p-+-+ | | +-backup--+ '-manual-' | | | | '-both----' | | | '-delete--------------------------' | +-reach--+-add----+--address--mask------------+ | '-delete-' | +-heartbeat--+-add--srcaddress--dstaddress-+--+ | '-delete--address-------------' | '-takeover--+---------+-----------------------' '-address-'
¶ÇÇÑ status Ű¿öµå´Â ´Ù¾çÇÑ ºÎ¼Ó »óÅ¿¡ ´ëÇÑ Á¤º¸¸¦ ¸®ÅÏÇÕ´Ï´Ù.
»óÈ£ °í°¡¿ë¼º ±¸¼º(°¢ Dispatcher ½Ã½ºÅÛÀÇ ¿ªÇÒÀº µÑ´ÙÀÓ):
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dscontrol highavailability status
Ãâ·Â:
High Availability Status: ------------------------- Role ........................primary Recovery Strategy ........... manual State ....................... Active Sub-state.............. Synchronized Primary host........... 9.67.131.151 Port .........................12345 Preferred Target....... 9.67.134.223 Heartbeat Status: ----------------- Count ......................... 1 Source/destination ............ 9.67.131.151/9.67.134.223 Reachability Status: -------------------- Count ................ 1 Address .............. 9.67.131.1 reachable
dscontrol highavailability backup add primary auto 80
dscontrol highavailability reach add 9.67.125.18
Primary - highavailability heartbeat add 9.67.111.3 9.67.186.8 Backup - highavailability heartbeat add 9.67.186.8 9.67.111.3
dscontrol highavailability takeover
>>-dscontrol--host:--remote_host-------------------------------><
dscontrol host:remote_host
¸í·É ÇÁ·ÒÇÁÆ®¿¡¼ ÀÌ ¸í·ÉÀ» ¹ß»ýÇÑ ÈÄ¿¡´Â ¿ø°Ý Load Balancer ½Ã½ºÅÛ¿¡ ´ëÇØ ¹ßÇàÇÑ À¯È¿ÇÑ dscontrol ¸í·ÉÀ» ÀÔ·ÂÇϽʽÿÀ.
>>-dscontrol--logstatus----------------------------------------><
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logstatus¸¦ Ç¥½ÃÇÏ·Á¸é ´ÙÀ½ ¸í·ÉÀ» ½ÇÇàÇϽʽÿÀ.
dscontrol logstatus
ÀÌ ¸í·ÉÀ¸·Î ´ÙÀ½°ú °°Àº Ãâ·ÂÀÌ ÀÛ¼ºµË´Ï´Ù.
Dispatcher Log Status: ------------------------------ Log filename ............... C:\PROGRA~1\IBM\edge\lb\servers\logs\dispatcher \server.log Log level .................. 1 Maximum log size (bytes) ... 1048576
>>-dscontrol--manager--+-interval--seconds----------------------+->< +-loglevel--level------------------------+ +-logsize--+-unlimited-+-----------------+ | '-bytes-----' | +-metric set--+-loglevel--level--------+-+ | '-logsize--+-unlimited-+-' | | '-bytes-----' | +-quiesce--server--+-----+---------------+ | '-now-' | +-reach set--+-interval--seconds------+--+ | +-loglevel--level--------+ | | '-logsize--+-unlimited-+-' | | '-bytes-----' | +-refresh--refresh cycle-----------------+ +-report--+----------------+-------------+ | '-cluster+c2+...-' | +-restart--message-----------------------+ +-sensitivity--weight--------------------+ +-smoothing--smoothing index-------------+ +-start--+-----------------------+-------+ | '-log file--metric_port-' | +-status---------------------------------+ +-stop-----------------------------------+ +-unquiesce--server----------------------+ '-version--------------------------------'
¶Ç´Â ¼¹ö ÆÄƼ¼ÇÀ» »ç¿ëÇÒ °æ¿ì, ³í¸® ¼¹öÀÇ °íÀ¯ À̸§. ¼¹ö ÆÄƼ¼Ç: ¹°¸®Àû ¼¹ö¿¡ ±¸¼ºµÈ ³í¸® ¼¹ö(IP ÁÖ¼Ò)¿¡¼ ÀÚ¼¼ÇÑ Á¤º¸¸¦ ÂüÁ¶ÇϽʽÿÀ.
±âº» ÆÄÀÏÀº logs µð·ºÅ丮¿¡ ¼³Ä¡µË´Ï´Ù. ºÎ·Ï C, ¿¹Á¦ ±¸¼º ÆÄÀÏÀ» ÂüÁ¶ÇϽʽÿÀ. ·Î±× ÆÄÀÏÀÌ º¸Á¸µÇ´Â µð·ºÅ丮¸¦ º¯°æÇÏ·Á¸é ·Î±× ÆÄÀÏ °æ·Î º¯°æÀ» ÂüÁ¶ÇϽʽÿÀ.
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dscontrol manager interval 5
dscontrol manager loglevel 0
dscontrol manager logsize 1000000
dscontrol manager quiesce 130.40.52.153
dscontrol manager refresh 3
dscontrol manager reportÀÌ ¸í·ÉÀ¸·Î ´ÙÀ½°ú °°Àº Ãâ·ÂÀÌ ÀÛ¼ºµË´Ï´Ù.
-------------------------------------------------------------------- | SERVER | IP ADDRESS | STATUS | -------------------------------------------------------------------- | mach14.dmz.com | 10.6.21.14 | ACTIVE | | mach15.dmz.com | 10.6.21.15 | ACTIVE | -------------------------------------------------------------------- ----------------------------- | MANAGER REPORT LEGEND | ----------------------------- | ACTV | Active Connections | | NEWC | New Connections | | SYS | System Metric | | NOW | Current Weight | | NEW | New Weight | | WT | Weight | | CONN | Connections | ----------------------------- ------------------------------------------------------------------- | www.dmz.com | | | | | | | 10.6.21.100 | WEIGHT | ACTV | NEWC | PORT | SYS | | PORT: 21 |NOW NEW| 49% | 50% | 1% | 0% | ------------------------------------------------------------------- | mach14.dmz.com | 10 10 | 0 | 0 | -1 | 0 | | mach15.dmz.com | 10 10 | 0 | 0 | -1 | 0 | ------------------------------------------------------------------- ------------------------------------------------------------------- | www.dmz.com | | | | | | | 10.6.21.100 | WEIGHT | ACTV | NEWC | PORT | SYS | | PORT: 80 |NOW NEW| 49% | 50% | 1% | 0% | ------------------------------------------------------------------- | mach14.dmz.com | 10 10 | 0 | 0 | 23 | 0 | | mach15.dmz.com | 9 9 | 0 | 0 | 30 | 0 | ------------------------------------------------------------------- --------------------------------------------------- | ADVISOR | CLUSTER:PORT | TIMEOUT | --------------------------------------------------- | http | 80 | unlimited | | ftp | 21 | unlimited | ---------------------------------------------------
dscontrol manager restart Restarting the manager to update codeÀÌ ¸í·ÉÀ¸·Î ´ÙÀ½°ú °°Àº Ãâ·ÂÀÌ ÀÛ¼ºµË´Ï´Ù.
320-14:04:54 Restarting the manager to update code
dscontrol manager sensitivity 10
dscontrol manager smoothing 2.0
dscontrol manager start ndmgr.log
dscontrol manager statusÀÌ ¸í·ÉÀ¸·Î ´ÙÀ½ ¿¹Á¦¿Í °°Àº Ãâ·ÂÀÌ ÀÛ¼ºµË´Ï´Ù.
Manager status: =============== Metric port................................... 10004 Manager log filename.......................... manager.log Manager log level............................. 1 Maximum manager log size (bytes).............. unlimited Sensitivity level............................. 0.05 Smoothing index............................... 1.5 Update interval (seconds)..................... 2 Weights refresh cycle......................... 2 Reach log level............................... 1 Maximum reach log size (bytes)................ unlimited Reach update interval (seconds)............... 7 Metric monitor log file name.................. MetricMonitor.log Metric monitor log level...................... 1 Maximum metric monitor log size............... 1048576
dscontrol manager stop
dscontrol manager quiesce 130.40.52.153 now
dscontrol manager quiesce 130.40.52.153
dscontrol manager unquiesce 130.40.52.153
dscontrol manager version
>>-dscontrol--metric--+-add--cluster+c2+...+cN:metric+metric1+...+metricN--------------+->< +-remove--cluster+c2+...+cN:metric+metric1+...+metricN-----------+ +-proportions--cluster+c2+...+cN proportion1 prop2 prop3...propN-+ '-status--cluster+c2+...+cN:metric+metric1+...+metricN-----------'
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dscontrol metric add site1:metric1
dscontrol metric proportions site1 0 100
dscontrol metric status site1:metric1ÀÌ ¸í·ÉÀ¸·Î ´ÙÀ½°ú °°Àº Ãâ·ÂÀÌ ÀÛ¼ºµË´Ï´Ù.
Metric Status: ------------ Cluster ....................... 10.10.10.20 Metric name ................... metric1 Metric proportion ............. 50 Server .................... plm3 Metric data ............... -1
>>-dscontrol--port--+-add--cluster:port--+----------------------+-+->< | +-crossport--otherport-+ | | +-maxservers--size-----+ | | +-stickymask--value----+ | | +-stickytime--time-----+ | | +-method--type---------+ | | +-staletimeout--value--+ | | +-weightbound--weight--+ | | +-porttype--type-------+ | | '-protocol--type-------' | +-set--cluster:port--+-crossport--otherport-+-+ | +-maxservers--size-----+ | | +-stickymask--value----+ | | +-stickytime--time-----+ | | +-staletimeout--value--+ | | +-weightbound--weight--+ | | +-porttype--type-------+ | | '-maxhalfopen--value---' | +-remove--cluster:port------------------------+ +-report--cluster:port------------------------+ +-status--cluster:port------------------------+ '-halfopenaddressreport--cluster:port---------'
Æ÷Æ®°£ ¿¬°ü °ü°è¸¦ Á¦°ÅÇÏ·Á¸é crossport °ªÀ» ´Ù½Ã ÀÚ½ÅÀÇ Æ÷Æ® ¹øÈ£·Î ¼³Á¤ÇϽʽÿÀ. Æ÷Æ®°£ ¿¬°ü °ü°è ±â´É¿¡ ´ëÇØ¼´Â Æ÷Æ®°£ ¿¬°ü °ü°è¿¡¼ ÀÚ¼¼ÇÑ Á¤º¸¸¦ ÂüÁ¶ÇϽʽÿÀ.
Ŭ¶óÀÌ¾ðÆ® ¿äûÀÌ ¸ÕÀú Æ÷Æ®·Î ¿¬°áµÇ¸é µ¿ÀÏÇÑ ¼ºê³Ý ÁÖ¼Ò(°¡·ÁÁø IP ÁÖ¼ÒÀÇ ÇØ´ç ºÎºÐÀ¸·Î ÁöÁ¤µÊ)¸¦ »ç¿ëÇϴ Ŭ¶óÀ̾ðÆ®ÀÇ ¸ðµç ÈÄ¼Ó ¿äûÀº µ¿ÀÏÇÑ ¼¹ö·Î Àü¼ÛµË´Ï´Ù. stickymask¸¦ »ç¿ëÇÏ·Á¸é port stickytimeÀÌ 0ÀÌ ¾Æ´Ñ °ªÀ̾î¾ß ÇÕ´Ï´Ù. ¿¬°ü °ü°è ÁÖ¼Ò ¸¶½ºÅ©(stickymask)¿¡¼ ÀÚ¼¼ÇÑ Á¤º¸¸¦ ÂüÁ¶ÇϽʽÿÀ
Dispatcher ±¸¼º¿ä¼ÒÀÇ °æ¿ì
CBR ±¸¼º¿ä¼ÒÀÇ °æ¿ì: Æ÷Æ® stickytimeÀ» 0ÀÌ ¾Æ´Ñ °ªÀ¸·Î ¼³Á¤Çϸé, ±ÔÄ¢¿¡ ¿¬°ü °ü°è À¯ÇüÀÌ ¾ø¾î¾ß ÇÕ´Ï´Ù(±âº»°ª). stickytimeÀÌ Æ÷Æ®¿¡ ¼³Á¤µÉ °æ¿ì ±ÔÄ¢ ±â¹Ý ¿¬°ü °ü°è(¼öµ¿ ÄíŰ, URI, Ȱ¼º ÄíŰ)´Â µ¿½Ã¿¡ Á¸ÀçÇÒ ¼ö ¾ø½À´Ï´Ù.
ÁÖ:
¾çÀÇ °ªÀº ÇöÀç ¹Ý°³¹æ ¿¬°áÀÌ ÀÓ°èÄ¡¸¦ ÃʰúÇÏ´ÂÁö ¿©ºÎ¸¦ ÆÇº°Çϱâ À§ÇÑ °Ë»ç°¡ ¼öÇàµÊÀ» Ç¥½ÃÇÕ´Ï´Ù. ÇöÀç °ªÀÌ ÀÓ°èÄ¡¸¦ ÃʰúÇÏ¸é °æº¸ ½ºÅ©¸³Æ®°¡ È£ÃâµË´Ï´Ù. ¼ºñ½º °ÅºÎ ÁßÁö °¨Áö¿¡¼ ÀÚ¼¼ÇÑ Á¤º¸¸¦ ÂüÁ¶ÇϽʽÿÀ.
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dscontrol port add 130.40.52.153:80+23
dscontrol port set 130.40.52.153:0
dscontrol port set 130.40.52.153:80 weightbound 10
dscontrol port set 130.40.52.153:80+23 stickytime 60
dscontrol port set 130.40.52.153:80 crossport 23
dscontrol port remove 130.40.52.153:23
dscontrol port status 9.67.131.153:80ÀÌ ¸í·ÉÀ¸·Î ´ÙÀ½°ú °°Àº Ãâ·ÂÀÌ ÀÛ¼ºµË´Ï´Ù.
Port Status: ------------ Port number .................... 80 Cluster ........................ 9.67.131.153 Stale timeout .................. 300 Weight bound ................... 20 Maximum number of servers ...... 32 Sticky time .................... 0 Port type ...................... tcp/udp Cross Port Affinity ............ 80 Sticky mask bits ............... 32 Max Half Open Connections ...... 0 Send TCP Resets ................ no
dscontrol port report 9.62.130.157:80ÀÌ ¸í·ÉÀ¸·Î ´ÙÀ½°ú °°Àº Ãâ·ÂÀÌ ÀÛ¼ºµË´Ï´Ù.
Port Report: ------------ Cluster address ................ 9.62.130.157 Port number .................... 80 Number of servers .............. 5 Maximum server weight .......... 10 Total active connections ....... 55 Connections per second ......... 12 KBytes per second .............. 298 Number half open ............... 0 TCP Resets sent ................ 0 Forwarding method .............. MAC Based Forwarding
dscontrol port halfopenaddressreport 9.67.127.121:80ÀÌ ¸í·ÉÀ¸·Î ´ÙÀ½°ú °°Àº Ãâ·ÂÀÌ ÀÛ¼ºµË´Ï´Ù.
Half open connection report successfully created: ------------ Half Open Address Report for cluster:port = 9.67.127.121:80 Total addresses with half open connections reported ... 0 Total number of half open connections reported ........ 0 Largest number of half open connections reported ...... 0 Average number of half open connections reported ...... 0 Average half open connection time (seconds) reported .. 0 Total half open connections received .................. 0
>>-dscontrol--rule--+-add--cluster:port:rule--type--type--| opts |-+->< +-dropserver--cluster:port:rule--server--------+ +-remove--cluster:port:rule--------------------+ +-report--cluster:port:rule--------------------+ +-set--cluster:port:rule--| opts |-------------+ +-status--cluster:port:rule--------------------+ '-useserver--cluster:port:rule--server+s2+...--' opts |--+---------------------------------+--------------------------| +-beginrange--low--endrange--high-+ +-priority--level-----------------+ +-pattern--pattern----------------+ +-tos--value----------------------+ +-stickytime--time----------------+ +-affinity--affinity_type---------+ +-cookiename--value---------------+ +-evaluate--level-----------------+ '-sharelevel--level---------------'
Ȱ¼º ÄíŰ ¿¬°ü °ü°è¿¡¼ ÀÚ¼¼ÇÑ Á¤º¸¸¦ ÂüÁ¶ÇϽʽÿÀ.
"activecookie" ¿¬°ü °ü°è À¯ÇüÀ» »ç¿ëÇϸé Load Balancer°¡ »ý¼ºÇÑ Äí۸¦ ±âÁØÀ¸·Î µ¿ÀÏÇÑ ¼¹ö·Î ¿¬°ü °ü°è¸¦ »ç¿ëÇÏ¿© À¥ Åë½Å·®À» ·Îµå ¹ë·±½ºÇÒ ¼ö ÀÖ½À´Ï´Ù.
"passivecookie" ¿¬°ü °ü°è À¯ÇüÀ» »ç¿ëÇÏ¸é ¼¹ö°¡ »ý¼ºÇÑ ÀÚü ½Äº° Äí۸¦ ±âÁØÀ¸·Î µ¿ÀÏÇÑ ¼¹ö·Î ¿¬°ü °ü°è¸¦ »ç¿ëÇÏ¿© À¥ Åë½Å·®À» ·Îµå ¹ë·±½ºÇÒ ¼ö ÀÖ½À´Ï´Ù. ¼öµ¿ ÄíŰ ¿¬°ü °ü°è¿Í ÇÔ²² cookiename ¸Å°³º¯¼ö¸¦ »ç¿ëÇØ¾ß ÇÕ´Ï´Ù.
"URI" ¿¬°ü °ü°è À¯ÇüÀº ij½Ã Å©±â¸¦ È¿À²ÀûÀ¸·Î Áõ´ë½ÃŰ´Â ¹æ¹ýÀ¸·Î Caching Proxy ¼¹ö·Î À¥ Åë½Å·®À» ·Îµå ¹ë·±½ºÇÒ ¼ö ÀÖ½À´Ï´Ù.
ÀÚ¼¼ÇÑ Á¤º¸´Â Ȱ¼º ÄíŰ ¿¬°ü °ü°è, ¼öµ¿ ÄíŰ ¿¬°ü °ü°è ¹× URI ¿¬°ü °ü°è¸¦ ÂüÁ¶ÇϽʽÿÀ.
¼öµ¿ ÄíŰ ¿¬°ü °ü°è¿¡¼ ÀÚ¼¼ÇÑ Á¤º¸¸¦ ÂüÁ¶ÇϽʽÿÀ.
¿¬°á À¯Çü ±ÔÄ¢¿¡ ´ëÇØ¼´Â upserversonrule Æò°¡ ¿É¼Çµµ ÁöÁ¤ÇÒ ¼ö ÀÖ½À´Ï´Ù. upserversonruleÀ» ÁöÁ¤ÇÏ¸é ¼¹ö ¼¼Æ® ³»ÀÇ ¼¹ö Áß ÀϺÎÀÇ ÀÛµ¿ÀÌ ÁßÁöµÇ´õ¶óµµ ±ÔÄ¢ ³»ÀÇ ³ª¸ÓÁö ¼¹ö°¡ °úºÎÇϵÇÁö ¾ÊÀ½À» º¸ÀåÇÒ ¼ö ÀÖ½À´Ï´Ù.
¶Ç´Â ¼¹ö ÆÄƼ¼ÇÀ» »ç¿ëÇÒ °æ¿ì, ³í¸® ¼¹öÀÇ °íÀ¯ À̸§. ¼¹ö ÆÄƼ¼Ç: ¹°¸®Àû ¼¹ö¿¡ ±¸¼ºµÈ ³í¸® ¼¹ö(IP ÁÖ¼Ò)¿¡¼ ÀÚ¼¼ÇÑ Á¤º¸¸¦ ÂüÁ¶ÇϽʽÿÀ.
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dscontrol rule add 9.37.67.100:80:trule type true priority 100
dscontrol rule add 9.37.131.153:80:ni type ip b 9.0.0.0 e 9.255.255.255
dscontrol rule add cluster1:80:timerule type time beginrange 11 endrange 14 dscontrol rule useserver cluster1:80:timerule server05
dscontrol rule add 9.67.131.153:80:tosrule type service tos 0xx1001x
dscontrol rule add 9.67.131.153:80:rbwrule type reservedbandwidth beginrange 0 endrange 100 evaluate rule
dscontrol cluster set 9.67.131.153 sharedbandwidth 200 dscontrol rule add 9.67.131.153:80:shbwrule type sharedbandwidth sharelevel cluster
>>-dscontrol--server--+-add--cluster:port:server--+-------------------------+-+->< | +-address--address--------+ | | +-collocated--value-------+ | | +-sticky--value-----------+ | | +-weight--value-----------+ | | +-fixedweight--value------+ | | +-cookievalue--value------+ | | +-mapport--portvalue------+ | | +-router--addr------------+ | | +-returnaddress--addr-----+ | | +-advisorrequest--string--+ | | '-advisorresponse--string-' | +-set--cluster:port:server--+-collocated--value-------+-+ | +-sticky--value-----------+ | | +-weight--value-----------+ | | +-fixedweight--value------+ | | +-cookievalue--value------+ | | +-router--addr------------+ | | +-advisorrequest--string--+ | | '-advisorresponse--string-' | +-down--cluster:port:server-----------------------------+ +-remove--cluster:port:server---------------------------+ +-report--cluster:port:server---------------------------+ +-up--cluster:port:server-------------------------------+ '-status--cluster:port:server---------------------------'
IP ÁÖ¼Ò¿¡ ºÐ¼®µÇÁö ¾Ê´Â °íÀ¯ À̸§À» »ç¿ëÇÏ´Â °æ¿ì, dscontrol server add ¸í·É¿¡ ¼¹ö address ¸Å°³º¯¼ö¸¦ Á¦°øÇØ¾ß ÇÕ´Ï´Ù. ¼¹ö ÆÄƼ¼Ç: ¹°¸®Àû ¼¹ö¿¡ ±¸¼ºµÈ ³í¸® ¼¹ö(IP ÁÖ¼Ò)¿¡¼ ÀÚ¼¼ÇÑ Á¤º¸¸¦ ÂüÁ¶ÇϽʽÿÀ.
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dscontrol server add 130.40.52.153:80:27.65.89.42
dscontrol server set 130.40.52.153:80:27.65.89.42 sticky no
dscontrol server down 130.40.52.153:80:27.65.89.42
dscontrol server remove ::27.65.89.42
dscontrol server set 130.40.52.153:80:27.65.89.42 collocated yes
dscontrol server set 130.40.52.153:80:27.65.89.42 weight 10
dscontrol server up 130.40.52.153:80:27.65.89.42
dscontrol server add 130.40.52.153:80:130.60.70.1 router 130.140.150.0
dscontrol server set 130.40.52.153:80:27.65.89.42 advisorrequest "\"HEAD / HTTP/2.0\""
dscontrol server status 9.67.131.167:80:9.67.143.154ÀÌ ¸í·ÉÀ¸·Î ´ÙÀ½°ú °°Àº Ãâ·ÂÀÌ ÀÛ¼ºµË´Ï´Ù.
Server Status: -------------- Server ......................... 9.67.143.154 Port number .................... 80 Cluster ........................ 9.67.131.167 Cluster address ................ 9.67.131.167 Quiesced ....................... N Server up ...................... Y Weight ......................... 10 Fixed weight ................... N Sticky for rule ................ Y Remote server .................. N Network Router address ......... 0.0.0.0 Collocated ..................... N Advisor request................. HEAD / HTTP/1.0 Advisor response................ Cookie value ................... n/a Clone ID ....................... n/a
>>-dscontrol--set--+-loglevel--level--------+------------------>< '-logsize--+-unlimited-+-' '-size------'
>>-dscontrol--status-------------------------------------------><
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dscontrol statusÀÌ ¸í·ÉÀ¸·Î ´ÙÀ½°ú °°Àº Ãâ·ÂÀÌ ÀÛ¼ºµË´Ï´Ù.
Executor has been started. Manager has been started. ---------------------------------------- | ADVISOR | CLUSTER:PORT | TIMEOUT | ---------------------------------------- | reach | 0 | unlimited | | http | 80 | unlimited | | ftp | 21 | unlimited | ----------------------------------------
>>-dscontrol--subagent--+-loglevel--level--------------------+->< +-logsize--+-bytes-----+-------------+ | '-unlimited-' | +-report-----------------------------+ +-start--+-------------------------+-+ | '-community_name--logfile-' | +-status-----------------------------+ +-stop-------------------------------+ '-version----------------------------'
Windows 2000ÀÇ °æ¿ì, ¿î¿µ üÁ¦ÀÇ °øµ¿Ã¼ À̸§ÀÌ »ç¿ëµË´Ï´Ù.
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dscontrol subagent start bigguy bigguy.log
ÀÌ ºÎ·Ï¿¡¼´Â ´ÙÀ½ Site Selector sscontrol ¸í·É »ç¿ë ¹æ¹ýÀ» ¼³¸íÇÕ´Ï´Ù.
sscontrol ¸í·É ¸Å°³º¯¼öÀÇ ÃÖ¼Ò ¹öÀüÀ» ÀÔ·ÂÇÒ ¼ö ÀÖ½À´Ï´Ù. ¸Å°³º¯¼öÀÇ °íÀ¯ÇÑ ¹®ÀÚ¸¸ ÀÔ·ÂÇØ¾ß ÇÕ´Ï´Ù. ¿¹¸¦ µé¾î, ÆÄÀÏ ÀúÀå ¸í·É¿¡ ´ëÇÑ µµ¿ò¸»À» º¸·Á¸é, sscontrol help file ´ë½Å¿¡ sscontrol he f¸¦ ÀÔ·ÂÇÒ ¼ö ÀÖ½À´Ï´Ù.
>>-sscontrol--advisor--+-connecttimeout--name--+-port----------+--seconds-------+->< | '-sitename:port-' | +-interval--name--+-port----------+--seconds-------------+ | '-sitename:port-' | +-list---------------------------------------------------+ +-loglevel--name--+-port----------+--level---------------+ | '-sitename:port-' | +-logsize--name--+-port----------+--+-size | unlimited-+-+ | '-sitename:port-' '-bytes------------' | +-receivetimeout--name--+-port----------+--seconds-------+ | '-sitename:port-' | +-report--name--+-port----------+------------------------+ | '-sitename:port-' | +-retries--name--+-port----------+--numretries-----------+ | '-sitename:port-' | +-start--name--+-port----------+--+----------+-----------+ | '-sitename:port-' '-log file-' | +-»óÅÂ--name--+-port----------+--------------------------+ | '-sitename:port-' | +-stop--name--+-port----------+--------------------------+ | '-sitename:port-' | +-timeout--name--+-port----------+-----------------------+ | '-sitename:port-' | '-version--name--+-port----------+--seconds--------------' '-sitename:port-'
±Ç°íÀÚ À̸§ | ÇÁ·ÎÅäÄÝ | Æ÷Æ® |
---|---|---|
Connect | n/a | »ç¿ëÀÚ Á¤ÀÇ |
db2 | °³Àοë | 50000 |
ftp | FTP | 21 |
http | HTTP | 80 |
https | SSL | 443 |
imap | IMAP | 143 |
ldap | LDAP | 389 |
nntp | NNTP | 119 |
PING | PING | 0 |
pop3 | POP3 | 110 |
smtp | SMTP | 25 |
ssl | SSL | 443 |
telnet | Telnet | 23 |
±âº» ÆÄÀÏÀº advisorname_port.logÀÌ¸ç ¿¹¸¦ µé¾î, http_80.logÀÔ´Ï´Ù. ·Î±× ÆÄÀÏÀÌ ÀúÀåµÇ´Â µð·ºÅ丮¸¦ º¯°æÇÏ·Á¸é ·Î±× ÆÄÀÏ °æ·Î º¯°æÀ» ÂüÁ¶ÇϽʽÿÀ.
°¢ »çÀÌÆ® À̸§¿¡ ´ëÇØ ÇϳªÀÇ ±Ç°íÀÚ¸¸ ½ÃÀÛÇÒ ¼ö ÀÖ½À´Ï´Ù.
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sscontrol advisor connecttimeout http 80 30
sscontrol advisor interval ftp 21 6
sscontrol advisor listÀÌ ¸í·ÉÀ¸·Î ´ÙÀ½°ú °°Àº Ãâ·ÂÀÌ ÀÛ¼ºµË´Ï´Ù.
--------------------------------------- | ADVISOR | SITENAME:PORT | TIMEOUT | --------------------------------------- | http | 80 | unlimited | | ftp | 21 | unlimited | ---------------------------------------
sscontrol advisor loglevel http mysite:80 0
sscontrol advisor logsize ftp mysite:21 5000
sscontrol advisor receivetimeout http 80 60
sscontrol advisor report ftp 21ÀÌ ¸í·ÉÀ¸·Î ´ÙÀ½°ú °°Àº Ãâ·ÂÀÌ ÀÛ¼ºµË´Ï´Ù.
Advisor Report: --------------- Advisor name ............. http Port number .............. 80 sitename ................. mySite Server address ........... 9.67.129.230 Load ..................... 8
sscontrol advisor start ftp 21 ftpadv.log
sscontrol advisor status http 80ÀÌ ¸í·ÉÀ¸·Î ´ÙÀ½°ú °°Àº Ãâ·ÂÀÌ ÀÛ¼ºµË´Ï´Ù.
Advisor Status: --------------- Interval (seconds) ............ 7 Timeout (seconds) ............. Unlimited Connect timeout (seconds).......21 Receive timeout (seconds).......21 Advisor log filename .......... Http_80.log Log level ..................... 1 Maximum log size (bytes) ...... Unlimited Number of retries ............. 0
sscontrol advisor stop http 80
sscontrol advisor timeout ftp 21 5
sscontrol advisor version ssl 443
>>-sscontrol--file--+-delete--filename.ext----------+---------->< +-appendload--filename.ext------+ +-report------------------------+ +-save--filename.ext--+-------+-+ | '-force-' | '-newload--filename.ext---------'
ÆÄÀÏ È®ÀåÀÚ(.ext)´Â »ç¿ëÀÚ°¡ ¿øÇÏ´Â ´ë·Î Á¤ÇÒ ¼ö ÀÖÀ¸¸ç ¼±ÅÃÀûÀÔ´Ï´Ù.
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sscontrol file delete file3 File (file3) was deleted.
sscontrol file newload file1.sv File (file1.sv) was loaded into the Dispatcher.
sscontrol file appendload file2.sv File (file2.sv) was appended to the current configuration and loaded.
sscontrol file report FILE REPORT: file1.save file2.sv file3
sscontrol file save file3 The configuration was saved into file (file3).
>>-sscontrol--help--+-advisor----+----------------------------->< +-file-------+ +-help-------+ +-host-------+ +-logstatus--+ +-manager----+ +-metric-----+ +-nameserver-+ +-rule-------+ +-server-----+ +-set--------+ +-sitename---+ '-status-----'
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sscontrol helpÀÌ ¸í·ÉÀ¸·Î ´ÙÀ½°ú °°Àº Ãâ·ÂÀÌ ÀÛ¼ºµË´Ï´Ù.
HELP COMMAND ARGUMENTS: --------------------------------- Usage: help <help option> Example: help name help - print complete help text advisor - help on advisor command file - help on file command host - help on host command manager - help on manager command metric - help on metric command sitename - help on sitename command nameserver - help on nameserver command rule - help on rule command server - help on server command set - help on set command status - help on status command logstatus - help on logstatus command< > ³»ÀÇ ¸Å°³º¯¼ö´Â º¯¼öÀÔ´Ï´Ù.
logsize <number of bytes | unlimited> -Set the maximum number of bytes to be logged in the log file
>>-sscontrol--logstatus----------------------------------------><
>>-sscontrol--manager--+-interval--seconds----------------------+->< +-loglevel--level------------------------+ +-logsize--+-unlimited-+-----------------+ | '-bytes-----' | +-metric set--+-loglevel--level--------+-+ | '-logsize--+-unlimited-+-' | | '-bytes-----' | +-reach set--+-interval--seconds------+--+ | +-loglevel--level--------+ | | '-logsize--+-unlimited-+-' | | '-bytes-----' | +-report--sitename+sn2+...+snN-----------+ +-restart--message-----------------------+ +-sensitivity--weight--------------------+ +-smoothing--smoothing index-------------+ +-start--+----------------------+--------+ | '-logfile--metric_port-' | +-status---------------------------------+ +-stop-----------------------------------+ '-version--------------------------------'
±âº» ÆÄÀÏÀº logs µð·ºÅ丮¿¡ ¼³Ä¡µË´Ï´Ù. ºÎ·Ï C, ¿¹Á¦ ±¸¼º ÆÄÀÏÀ» ÂüÁ¶ÇϽʽÿÀ. ·Î±× ÆÄÀÏÀÌ º¸Á¸µÇ´Â µð·ºÅ丮¸¦ º¯°æÇÏ·Á¸é ·Î±× ÆÄÀÏ °æ·Î º¯°æÀ» ÂüÁ¶ÇϽʽÿÀ.
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sscontrol manager interval 5
sscontrol manager loglevel 0
sscontrol manager logsize 1000000
sscontrol manager reportÀÌ ¸í·ÉÀ¸·Î ´ÙÀ½°ú °°Àº Ãâ·ÂÀÌ ÀÛ¼ºµË´Ï´Ù.
---------------------------------- | SERVER | STATUS | ---------------------------------- | 9.67.129.221| ACTIVE| | 9.67.129.213| ACTIVE| | 9.67.134.223| ACTIVE| ---------------------------------- -------------------------- | MANAGER REPORT LEGEND | -------------------------- | CPU | CPU Load | | MEM | Memory Load | | SYS | System Metric | | NOW | Current Weight | | NEW | New Weight | | WT | Weight | -------------------------- ------------------------------------------------------------------------ | mySite | WEIGHT | CPU 49% | MEM 50% | PORT 1% | SYS 0% | ------------------------------------------------------------------------ | |NOW NEW | WT LOAD | WT LOAD | WT LOAD | WT LOAD | ------------------------------------------------------------------------ | 9.37.56.180 | 10 10 |-99 -1|-99 -1|-99 -1| 0 0| ------------------------------------------------------------------------ | TOTALS:| 10 10 | -1| -1| -1| 0| ------------------------------------------------------------------------ ----------------------------------------- | ADVISOR | SITENAME:PORT | TIMEOUT | ----------------------------------------- | http | 80 | unlimited | -----------------------------------------
sscontrol manager restart Restarting the manager to update codeÀÌ ¸í·ÉÀ¸·Î ´ÙÀ½°ú °°Àº Ãâ·ÂÀÌ ÀÛ¼ºµË´Ï´Ù.
320-14:04:54 Restarting the manager to update code
sscontrol manager sensitivity 10
sscontrol manager smoothing 2.0
sscontrol manager start ndmgr.log
sscontrol manager statusÀÌ ¸í·ÉÀ¸·Î ´ÙÀ½ ¿¹Á¦¿Í °°Àº Ãâ·ÂÀÌ ÀÛ¼ºµË´Ï´Ù.
Manager status: ============= Metric port................................... 10004 Manager log filename.......................... manager.log Manager log level............................. 1 Maximum manager log size (bytes).............. unlimited Sensitivity level............................. 5 Smoothing index............................... 1.5 Update interval (seconds)..................... 2 Weights refresh cycle......................... 2 Reach log level............................... 1 Maximum reach log size (bytes)................ unlimited Reach update interval (seconds)............... 7
sscontrol manager stop
sscontrol manager version
>>-sscontrol--metric--+-add--sitename+sn2+...+snN:metric+metric1+...+metricN--------------+->< +-remove--sitename+sn2+...+snN:metric+metric1+...+metricN-----------+ +-proportions--sitename+sn2+...+snN:proportion1 prop2 prop3...propN-+ '-status--sitename+sn2+...+snN metric+metric1+...+metricN-----------'
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sscontrol metric add site1:metric1
sscontrol metric proportions site1 0 100
sscontrol metric status site1:metric1ÀÌ ¸í·ÉÀ¸·Î ´ÙÀ½°ú °°Àº Ãâ·ÂÀÌ ÀÛ¼ºµË´Ï´Ù.
Metric Status: ------------ sitename ..................... site1 Metric name ................... metric1 Metric proportion ............. 50 Server ......... 9.37.56.100 Metric data .... -1
>>-sscontrol--nameserver--+-start--+----------------------+-+-->< | '-bindaddress--address-' | +-stop----------------------------+ '-status--------------------------'
>>-sscontrol--rule--+-add--sitename+sn2+...+snN:rule+r2+...+rN--type--value--| value |--| opts |-+->< +-dropserver--sitename+sn2+...+snN:rule+r2+...+rN--server+s2+...+snN---------+ +-remove--sitename+sn2+...+snN:rule+r2+...+rN--------------------------------+ +-set--sitename+sn2+...+snN:rule+r2+...+rN--| value |--| opts |--------------+ +-status--sitename+sn2+...+snN:rule+r2+...+rN--------------------------------+ '-useserver--sitename+sn2+...+snN:rule+r2+...+rN--server+s2+...+snN----------' opts |--+---------------------------------+--------------------------| +-beginrange--low--endrange--high-+ +-priority--value-----------------+ '-metricname--value---------------'
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sscontrol rule add sitename:rulename type true priority 100
sscontrol rule add sitename:rulename type ip b 9.0.0.0 e 9.255.255.255
sscontrol rule add sitename:rulename type time beginrange 11 endrange 14 sscontrol rule useserver sitename:rulename server05
>>-sscontrol--server--+-add--sitename+sn2+...+snN:server+s2+...+sN--+------------------------+-+->< | +-metricaddress--address-+ | | '-weight--value----------' | +-down--sitename+sn2+...+snN:server+s2+...+sN----------------------------+ +-remove--sitename+sn2+...+snN:server+s2+...+sN--------------------------+ +-set--sitename+sn2+...+snN:server+s2+...+sN--+------------------------+-+ | +-metricaddress--address-+ | | '-weight--value----------' | +-status--sitename+sn2+...+snN:server+s2+...+sN--------------------------+ '-up--sitename+sn2+...+snN:server+s2+...+sN------------------------------'
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sscontrol server add site1:27.65.89.42
sscontrol server down site1:27.65.89.42
sscontrol server remove :27.65.89.42
sscontrol server up site1:27.65.89.42
>>-sscontrol--set--+-loglevel--level--------+------------------>< '-logsize--+-unlimited-+-' '-size------'
>>-sscontrol--sitename--+-add--sitename+sn2+...+snN--+----------------------------------------+-+->< | +-cachelife--value-----------------------+ | | +-networkproximity--yes | no-------------+ | | +-proportions--cpu--memory--port--metric-+ | | +-proximitypercentage--value-------------+ | | +-stickytime--time-----------------------+ | | +-ttl--time------------------------------+ | | +-waitforallresponses--yes | no----------+ | | '-weightbound--weight--------------------' | +-remove--sitename+sn2+...+snN------------------------------------------+ +-set--sitename+sn2+...+snN--+----------------------------------------+-+ | +-cachelife--value-----------------------+ | | +-networkproximity--yes | no-------------+ | | +-proportions--cpu--memory--port--metric-+ | | +-proximitypercentage--value-------------+ | | +-stickytime--time-----------------------+ | | +-ttl--time------------------------------+ | | +-waitforallresponses--yes | no----------+ | | '-weightbound--weight--------------------' | '-status--sitename+sn2+...+snN------------------------------------------'
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sscontrol sitename add 130.40.52.153
sscontrol sitename set mySite networkproximity yes
sscontrol sitename set mySite cachelife 1900000
sscontrol sitename set mySite proximitypercentage 45
sscontrol sitename set mySite waitforallresponses no
sscontrol sitename set mySite ttl 7
sscontrol sitename set mySite proportions 50 48 1 1
sscontrol sitename remove 130.40.52.153
sscontrol sitename status mySiteÀÌ ¸í·ÉÀ¸·Î ´ÙÀ½°ú °°Àº Ãâ·ÂÀÌ ÀÛ¼ºµË´Ï´Ù.
SiteName Status: --------------- SiteName ........................... mySite WeightBound ........................ 20 TTL ................................ 5 StickyTime ......................... 0 Number of Servers .................. 1 Proportion given to CpuLoad ........ 49 Proportion given to MemLoad ........ 50 Proportion given to Port ........... 1 Proportion given to System metric .. 0 Advisor running on port ............ 80 Using Proximity .................... N
>>-sscontrol--status-------------------------------------------><
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sscontrol statusÀÌ ¸í·ÉÀ¸·Î ´ÙÀ½°ú °°Àº Ãâ·ÂÀÌ ÀÛ¼ºµË´Ï´Ù.
NameServer has been started. Manager has been started. ----------------------------------------- | ADVISOR | SITENAME:PORT | TIMEOUT | ---------------------------------------- | http | 80 | unlimited | -----------------------------------------
ÀÌ ºÎ·Ï¿¡¼´Â Cisco CSS Controller¿¡¼ ´ÙÀ½ ccocontrol ¸í·ÉÀ» »ç¿ëÇÏ´Â ¹æ¹ýÀ» ¼³¸íÇÕ´Ï´Ù.
¸Å°³º¯¼öÀÇ °íÀ¯ÇÑ ¹®ÀÚ¸¦ ÀÔ·ÂÇÏ¿© ccocontrol ¸í·ÉÀÇ Ãà¾àµÈ ¹öÀüÀ» »ç¿ëÇÒ ¼ö ÀÖ½À´Ï´Ù. ¿¹¸¦ µé¾î, ÆÄÀÏ ÀúÀå ¸í·É¿¡ ´ëÇÑ µµ¿ò¸»À» º¸·Á¸é ccocontrol help file ´ë½Å¿¡ ccocontrol he f¸¦ ÀÔ·ÂÇÒ ¼ö ÀÖ½À´Ï´Ù.
ccocontrol ¸í·É ÇÁ·ÒÇÁÆ®¸¦ È®º¸ÇÏ·Á¸é ccocontrolÀ» ÀÔ·ÂÇϽʽÿÀ.
¸í·ÉÇà ÀÎÅÍÆäÀ̽º¸¦ Á¾·áÇÏ·Á¸é exit ¶Ç´Â quit ¸í·ÉÀ» ÀÔ·ÂÇϽʽÿÀ.
>>-ccocontrol--consultant--+-add--scID--address--swIPAddr--community--commName-+->< +-binarylog--scID+scID2...--+-report-------------+--+ | +-set--+-interval--+-+ | | | '-retention-' | | | +-start--------------+ | | '-stop---------------' | +-remove--scID+scID2...-----------------------------+ +-report--scID+scID2...-----------------------------+ +-set--+-loglevel--level----------------+-----------+ | +-logsize--+-size------+---------+ | | | '-unlimited-' | | | +-sensitivity--weight percentage-+ | | '-sleeptime--sec-----------------' | +-start--scID+scID2...------------------------------+ '-stop--scID+scID2...-------------------------------'
0 = ¾øÀ½
1 = ÃÖ¼Ò
2 = 񃧯
3 = Áß°£
4 = °í±Þ
5 = ÀÚ¼¼È÷
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ccocontrol consultant add sc1 address 9.37.50.17 community comm2
ccocontrol consultant binarylog sc1 start
ccocontrol consultant report sc1
ÀÌ ¸í·ÉÀ¸·Î ´ÙÀ½°ú °°Àº Ãâ·ÂÀÌ ÀÛ¼ºµË´Ï´Ù.
Consultant sc1 connected to switch at 9.37.50.1:cn1 Consultant has been started Sleep time = 7 Sensitivity = 5 Log level = 5 Log size = 1,048,576 ownerContent(s): ownerContent oc1
ccocontrol consultant set sc1 sleeptime 10
ccocontrol consultant start sc1
>>-ccocontrol--controller--+-report--------------------------+->< '-set--+------------------------+-' +-loglevel--level--------+ '-logsize--+-size------+-' '-unlimited-'
0 = ¾øÀ½
1 = ÃÖ¼Ò
2 = 񃧯
3 = Áß°£
4 = °í±Þ
5 = ÀÚ¼¼È÷
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ccocontrol controller report
ÀÌ ¸í·ÉÀ¸·Î ´ÙÀ½°ú °°Àº Ãâ·ÂÀÌ ÀÛ¼ºµË´Ï´Ù.
Controller Report: ------------------------ Version . . . . . . . . . Version: 05.00.00.00 - 03/21/2002-09:49:57-EST Logging level . . . . . . 1 Log size. . . . . . . . . 1048576 Configuration File. . . . config1.xml Consultants: Consultant consult1 -Started
ccocontrol set loglevel 0
ccocontrol controller set logsize 1000000
>>-ccocontrol--file--+-delete--filename----------+------------->< +-load--filename------------+ +-report--------------------+ '-save--filename--+-------+-' '-force-'
Install (default) directory: c:\Program
Files\ibm\edge\lb\servers\configurations\cco
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ccocontrol file delete file1
ccocontrol file load config2
ccocontrol file report
ÀÌ ¸í·ÉÀ¸·Î ´ÙÀ½°ú °°Àº Ãâ·ÂÀÌ ÀÛ¼ºµË´Ï´Ù.
FILE REPORT: ------------ file1.xml file2.xml file3.xml
ccocontrol file save config2
>>-ccocontrol--help--+-controller-------+---------------------->< +-consultant-------+ +-file-------------+ +-help-------------+ +-highavailability-+ +-metriccollector--+ +-ownercontent-----+ '-service----------'
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ccocontrol help
ÀÌ ¸í·ÉÀ¸·Î ´ÙÀ½°ú °°Àº Ãâ·ÂÀÌ ÀÛ¼ºµË´Ï´Ù.
The following commands are available: controller - operate on the controller consultant - operate on switch consultants file - operate on configuration files help - operate on help highavailability - operate on high availability metriccollector - operate on metric collectors ownerContent - operate on ownerContents service - operate on services
>>-ccocontrol--highavailability--+-add--+-address--address---------------+-+->< | +-partneraddress--partneraddress-+ | | +-port--port---------------------+ | | '-role--+-primary---+------------' | | '-secondary-' | +-dropreach--address----------------------+ +-remove----------------------------------+ +-report----------------------------------+ +-set--+-beatinterval--time-----+---------+ | +-takeoverinterval--time-+ | | +-loglevel--level--------+ | | '-logsize--+-size------+-' | | '-unlimited-' | +-start--+-auto---+-----------------------+ | '-manual-' | +-stop------------------------------------+ +-takeover--------------------------------+ '-usereach--address-----------------------'
0 = ¾øÀ½
1 = ÃÖ¼Ò
2 = 񃧯
3 = Áß°£
4 = °í±Þ
5 = ÀÚ¼¼È÷
ccocontrol highavailability add address 9.37.50.17 role primary port 12345 partneraddress 9.37.50.14
ccocontrol highavailability usereach 9.37.50.9
ccocontrol highavailability dropreach 9.37.50.9
ccocontrol highavailability start manual
ccocontrol highavailability report
ÀÌ ¸í·ÉÀ¸·Î ´ÙÀ½°ú °°Àº Ãâ·ÂÀÌ ÀÛ¼ºµË´Ï´Ù.
High Availability Status: ------------------------- Node . . . . . . . . . . . primary Node Address . . . . . . . 9.37.50.17 Port . . . . . . . . . . . 12345 Partner Address. . . . . . 9.37.50.14 Recovery Strategy. . . . . manual Heartbeat Interval . . . . 500 Takeover Interval. . . . . 2000 State. . . . . . . . . . . idle Sub-state. . . . . . . . . unsynchronized Reachability Status : Node/Partner --------------------------------------- No reach targets configured
>>-ccocontrol--metriccollector--+-report--scID+scID2+...:mN+mN2...--------------------------+->< '-set--scID+scID2+...:mN+mN2...--+-timeoutconnect--sec----+-' +-loglevel--level--------+ +-logsize--+-size------+-+ | '-unlimited-' | +-timeoutreceive--sec----+ '-sleeptime--sec---------'
0 = ¾øÀ½
1 = ÃÖ¼Ò
2 = 񃧯
3 = Áß°£
4 = °í±Þ
5 = ÀÚ¼¼È÷
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ccocontrol metriccollector report sc1:http
ÀÌ ¸í·ÉÀ¸·Î ´ÙÀ½°ú °°Àº Ãâ·ÂÀÌ ÀÛ¼ºµË´Ï´Ù.
MetricCollector sc1:http collected metric(s).... http loglevel............... 5 logSize................ 1048576 sleepTimeSeconds....... 7 timeoutConnectSeconds.. 21 timeoutReceiveSeconds.. 21
ccocontrol metriccollector set sc1:http timeoutconnect 15 logsize unlimited
>>-ccocontrol--ownerContent--+-add--scID:ocN--ownername--oN--contentrule--cN------------------------------+->< +-metrics--scID+scID2...:ocN+ocN2...--mN--importance--mN2--i2----------------+ +-refresh--scID+scID2...:ocN+ocN2...-----------------------------------------+ +-remove--scID+scID2...:ocN+ocN2...------------------------------------------+ +-report--scID+scID2...:ocN+ocN2...------------------------------------------+ '-set--scID+scID2...:ocN+ocN2...----metric--mN--+------------------------+---' +-requeststring--string--+ +-responsestring--string-+ '-retry--numretries------'
´ÙÀ½Àº À¯È¿ÇÑ ¸ÞÆ®¸¯ À̸§ ¹× ¿¬°üµÈ Æ÷Æ® ¸ñ·ÏÀÔ´Ï´Ù.
±Ç°íÀÚ À̸§ | ÇÁ·ÎÅäÄÝ | Æ÷Æ® |
---|---|---|
connect | ICMP | 12345 |
db2 | °³Àοë | 50000 |
dns | DNS | 53 |
ftp | FTP | 21 |
http | HTTP | 80 |
https | SSL | 443 |
cachingproxy | HTTP(Caching Proxy¸¦ ÅëÇÑ) | 80 |
imap | IMAP | 143 |
ldap | LDAP | 389 |
nntp | NNTP | 119 |
ping | PING | 0 |
pop3 | POP3 | 110 |
smtp | SMTP | 25 |
ssl | SSL | 443 |
telnet | Telnet | 23 |
WLM | °³Àοë | 10,007 |
activeconn | n/a | n/a |
connrate | n/a | n/a |
cpuload | n/a | n/a |
memload | n/a | n/a |
¿¹Á¦
ccocontrol ownerContent add sc1:oc1 ownername owner1 contentrule content1
ccocontrol ownerContent metrics sc1:oc1 activeconn 50 http 50
ccocontrol ownerContent report sc1:oc1
ÀÌ ¸í·ÉÀ¸·Î ´ÙÀ½°ú °°Àº Ãâ·ÂÀÌ ÀÛ¼ºµË´Ï´Ù.
ownerContent sc1:oc1 Weightbound = 10 Metric activeconn has proportion 25 ResponseString... n/a RequestString.... n/a Metric http has proportion 50 ResponseString... n/a RequestString.... n/a Metric connrate has proportion 25 ResponseString... n/a RequestString.... n/a Contains Service t3 Contains Service t2 Contains Service t1
ccocontrol ownerContent set sc1:oc1 metric http requeststring getCookie
>>-ccocontrol--service--+-report--scID+scID2...:ocN+ocN2...:svc+svc2...---------------------------------+->< '---set--scID+scID2...:ocN+ocN2...:svc+svc2...--+---------------------------+---' +-fixedweight--+-integer-+--+ | '-off-----' | +-requestsourceip--IPAd-----+ +-metricserveraddress--IPAd-+ '-metricserverport--portN---'
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ccocontrol service report sc1:oc1:t1
ÀÌ ¸í·ÉÀ¸·Î ´ÙÀ½°ú °°Àº Ãâ·ÂÀÌ ÀÛ¼ºµË´Ï´Ù.
Service sc1:oc1:ta has weight 10 Fixed weight is off Request Source Ip..... 9.27.24.156 Application port...... 80 MetricServer address.. 1.0.0.1 MetricServer port..... 10004 Metric activeconn has value -99 Metric http has value -99 Metric connrate has value -99
ccocontrol service set sc1:oc1:t2 metricserveraddress 9.37.50.17
ÀÌ ºÎ·Ï¿¡¼´Â Nortel Alteon Controller¿¡¼ ´ÙÀ½ nalcontrol ¸í·ÉÀ» »ç¿ëÇÏ´Â ¹æ¹ýÀ» ¼³¸íÇÕ´Ï´Ù.
¸Å°³º¯¼öÀÇ °íÀ¯ÇÑ ¹®ÀÚ¸¦ ÀÔ·ÂÇÏ¿© nalcontrol ¸í·ÉÀÇ Ãà¾àµÈ ¹öÀüÀ» »ç¿ëÇÒ ¼ö ÀÖ½À´Ï´Ù. ¿¹¸¦ µé¾î, ÆÄÀÏ ÀúÀå ¸í·É¿¡ ´ëÇÑ µµ¿ò¸»À» º¸·Á¸é nalcontrol help file ´ë½Å¿¡ nalcontrol he f¸¦ ÀÔ·ÂÇÒ ¼ö ÀÖ½À´Ï´Ù.
nalcontrol ¸í·É ÇÁ·ÒÇÁÆ®¸¦ È®º¸ÇÏ·Á¸é nalcontrolÀ» ÀÔ·ÂÇϽʽÿÀ.
¸í·ÉÇà ÀÎÅÍÆäÀ̽º¸¦ Á¾·áÇÏ·Á¸é exit ¶Ç´Â quit ¸í·ÉÀ» ÀÔ·ÂÇϽʽÿÀ.
>>-nalcontrol--consultant--+-add--scID--address--swIPAddr--+---------------------------+-+->< | +-rcommunity--readCommName--+ | | '-wcommunity--writeCommName-' | +-binarylog--scID+scID2...--+-report------------------------+-+ | +-set--+-interval--interval---+-+ | | | '-retention--retention-' | | | +-start-------------------------+ | | '-stop--------------------------' | +-remove--scID+scID2...---------------------------------------+ +-report--scID+scID2...---------------------------------------+ +-set--+--------------------------------+---------------------+ | +-loglevel--level----------------+ | | +-logsize--+-size------+---------+ | | | '-unlimited-' | | | +-sensitivity--weight percentage-+ | | '-sleeptime--sec-----------------' | +-start--scID+scID2...----------------------------------------+ '-stop--scID+scID2...-----------------------------------------'
0 = ¾øÀ½
1 = ÃÖ¼Ò
2 = 񃧯
3 = Áß°£
4 = °í±Þ
5 = ÀÚ¼¼È÷
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nalcontrol consultant add sc1 address 9.37.50.17
nalcontrol consultant binarylog sc1 start
nalcontrol consultant report sc1
ÀÌ ¸í·ÉÀ¸·Î ´ÙÀ½°ú °°Àº Ãâ·ÂÀÌ ÀÛ¼ºµË´Ï´Ù.
Consultant ID: sc1 Switch IP addr: 9.37.50.1 Read Community: public Write Community: private Consultant has been started Sleep time = 7 Sensitivity = 5 Log level = 5 log size = 1,048,576 Service(s): Service svc1
nalcontrol consultant set sc1 sleeptime 10
nalcontrol consultant start sc1
>>-nalcontrol--controller--+-report--------------------------+->< '-set--+------------------------+-' +-loglevel--level--------+ '-logsize--+-size------+-' '-unlimited-'
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1 = ÃÖ¼Ò
2 = 񃧯
3 = Áß°£
4 = °í±Þ
5 = ÀÚ¼¼È÷
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nalcontrol controller report
ÀÌ ¸í·ÉÀ¸·Î ´ÙÀ½°ú °°Àº Ãâ·ÂÀÌ ÀÛ¼ºµË´Ï´Ù.
Controller Report: ------------------------ Version . . . . . . . . . Version: 05.00.00.00 - 03/21/2002-09:49:57-EST Logging level . . . . . . 1 Log size. . . . . . . . . 1048576 Configuration File. . . . config1.xml Consultants: Consultant consult1 -Started
nalcontrol set loglevel 0
nalcontrol controller set logsize 1000000
>>-nalcontrol--file--+-delete--filename-+---------------------->< +-load--filename---+ +-report-----------+ '-save--filename---'
ÀÏ¹Ý ¼³Ä¡ µð·ºÅ丮 °æ·Î -- c:\Program Files\ibm\edge\lb\servers\configurations\nal
°íÀ¯(Native) ¼³Ä¡ µð·ºÅ丮 °æ·Î -- c:\Program Files\ibm\lb\servers\configurations\nal
¿¹Á¦
nalcontrol file delete file1
nalcontrol file load config2
nalcontrol file report
ÀÌ ¸í·ÉÀ¸·Î ´ÙÀ½°ú °°Àº Ãâ·ÂÀÌ ÀÛ¼ºµË´Ï´Ù.
FILE R EPORT: ------------ file1.xml file2.xml file3.xml
nalcontrol file save config2
>>-nalcontrol--help--+-controller-------+---------------------->< +-consultant-------+ +-file-------------+ +-help-------------+ +-highavailability-+ +-metrinalllector--+ +-ownercontent-----+ '-service----------'
¿¹Á¦
nalcontrol help
ÀÌ ¸í·ÉÀ¸·Î ´ÙÀ½°ú °°Àº Ãâ·ÂÀÌ ÀÛ¼ºµË´Ï´Ù.
The following commands are available: controller - operate on the controller consultant - operate on switch consultants file - operate on configuration files help - operate on help highavailability - operate on high availability metriccollector - operate on metric collectors server - operate on servers service - operate on services
>>-nalcontrol--highavailability--+-add--+-address--address---------------+-+->< | +-partneraddress--partneraddress-+ | | +-port--port---------------------+ | | '-role--+-primary---+------------' | | '-secondary-' | +-dropreach--address----------------------+ +-remove----------------------------------+ +-report----------------------------------+ +-set--+-beatinterval--time-----+---------+ | +-takeoverinterval--time-+ | | +-loglevel--level--------+ | | '-logsize--+-size------+-' | | '-unlimited-' | +-start--+-auto---+-----------------------+ | '-manual-' | +-stop------------------------------------+ +-takeover--------------------------------+ '-usereach--address-----------------------'
0 = ¾øÀ½
1 = ÃÖ¼Ò
2 = 񃧯
3 = Áß°£
4 = °í±Þ
5 = ÀÚ¼¼È÷
nalcontrol highavailability add address 9.37.50.17 role primary port 12345 partneraddress 9.37.50.14
nalcontrol highavailability usereach 9.37.50.9
nalcontrol highavailability dropreach 9.37.50.9
nalcontrol highavailability start manual
nalcontrol highavailability report
ÀÌ ¸í·ÉÀ¸·Î ´ÙÀ½°ú °°Àº Ãâ·ÂÀÌ ÀÛ¼ºµË´Ï´Ù.
High Availability Status: ------------------------- Node . . . . . . . . . . . primary Node Address . . . . . . . 9.37.50.17 Port . . . . . . . . . . . 12345 Partner Address. . . . . . 9.37.50.14 Recovery Strategy. . . . . manual Heartbeat Interval . . . . 500 Takeover Interval. . . . . 2000 Started. . . . . . . . . . N State. . . . . . . . . . . idle Sub-state. . . . . . . . . unsynchronized Reachability Status : Node/Partner ---------------------------------------
>>-nalcontrol--metricollector--+-report--scID+scID2+...:mN+mN2...--------------------------+->< '-set--scID+scID2+...:mN+mN2...--+-connecttimeout--sec----+-' +-loglevel--level--------+ +-logsize--+-size------+-+ | '-unlimited-' | +-receivetimeout--sec----+ '-sleeptime--sec---------'
0 = ¾øÀ½
1 = ÃÖ¼Ò
2 = 񃧯
3 = Áß°£
4 = °í±Þ
5 = ÀÚ¼¼È÷
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nalcontrol metrinalllector report sc1:http
ÀÌ ¸í·ÉÀ¸·Î ´ÙÀ½°ú °°Àº Ãâ·ÂÀÌ ÀÛ¼ºµË´Ï´Ù.
Metrinalllector sc1:http collected metric(s).... http loglevel............... 5 logSize................ 1048576 sleepTimeSeconds....... 7 timeoutConnectSeconds.. 21 timeoutReceiveSeconds.. 21
nalcontrol metrinalllector set sc1:http connecttimeout 15 logsize unlimited
>>-nalcontrol--serer--+-report--scID+scID2...:svcID+svcID2...:serverID+svrID2...-----------------------------------+->< '---set--scID+scID2...:svcID+svcID2...:serverID+svrID2--+--------------------------------+---' +-fixedweight--+-integer-+-------+ | '-off-----' | +-requestsourceip--IPAddress-----+ +-metricserveraddress--IPAddress-+ '-metricserverport--portNumber---'
¿¹Á¦
nalcontrol server report sc1:svc1:1
ÀÌ ¸í·ÉÀ¸·Î ´ÙÀ½°ú °°Àº Ãâ·ÂÀÌ ÀÛ¼ºµË´Ï´Ù.
Server sc1:svc1:1 has weight -99 Fixed weight is off Request Source Ip...... 9.27.24.156 Application port....... 99 MetricServer address... 9.99.99.98 MetricServer port...... 10004 Metric activeconn has value -99 Metric connrate has value -99
nalcontrol server set sc1:svc1:2 metricserveraddress 9.37.50.17
>>-nalcontrol--service--+-add--scID+scID2...:serviceID+svcID2...--vsid--virSvrID--vport--virPortNum------+->< +-metric--scID+scID2...:svcID+svcID2...--mN--importance--mCN2--i2----------------+ +-refresh--scID+scID2...:svcID+svcID2...-----------------------------------------+ +-remove--scID+scID2...:svcID+svcID2...------------------------------------------+ +-report--scID+scID2...:svcID+svcID2...------------------------------------------+ '-set--scID+scID2...:svcID+svcID2...----metric--mN----+-requeststring--string--+-' +-responsestring--string-+ '-retry--numretries------'
´ÙÀ½Àº À¯È¿ÇÑ ¸ÞÆ®¸¯ À̸§ ¹× ¿¬°üµÈ Æ÷Æ® ¸ñ·ÏÀÔ´Ï´Ù.
±Ç°íÀÚ À̸§ | ÇÁ·ÎÅäÄÝ | Æ÷Æ® |
---|---|---|
connect | ICMP | 12345 |
db2 | °³Àοë | 50000 |
dns | DNS | 53 |
ftp | FTP | 21 |
http | HTTP | 80 |
https | SSL | 443 |
cachingproxy | HTTP(Caching Proxy¸¦ ÅëÇÑ) | 80 |
imap | IMAP | 143 |
ldap | LDAP | 389 |
nntp | NNTP | 119 |
ping | PING | 0 |
pop3 | POP3 | 110 |
smtp | SMTP | 25 |
ssl | SSL | 443 |
telnet | Telnet | 23 |
WLM | °³Àοë | 10,007 |
activeconn | n/a | n/a |
connrate | n/a | n/a |
cpuload | n/a | n/a |
memload | n/a | n/a |
¿¹Á¦
nalcontrol service add sc1:svc1 vsid 1 vport 80
nalcontrol service metrics sc1:svc1 activeconn 50 http 50
nalcontrol service report sc1:svc1
ÀÌ ¸í·ÉÀº ´ÙÀ½°ú °°Àº Ãâ·ÂÀ» »ý¼ºÇÕ´Ï´Ù.
Service sc1:svc1 Weightbound = 48 Metric activeconn has proportion 50 Metric connrate has rpoportion 50 Contains Server 4 Contains Server 3 Contains Server 2 Contains Server 1
nalcontrol service set sc1:svc1 metric http requeststring getLastErrorCode
Load Balancer GUI(Graphical User Interface)¿¡¼ ÆÐ³ÎÀÇ ¿ÞÂÊ¿¡´Â ¸Ç À§ ·¹º§¿¡ Load Balancer°¡ ÀÖ°í ±¸¼º¿ä¼Ò·Î¼ Dispatcher, Content Based Routing(CBR), Site Selector, Cisco CSS Controller ¹× Nortel Alteon Controller°¡ ÀÖ´Â Æ®¸® ±¸Á¶°¡ Ç¥½ÃµË´Ï´Ù.
¿©·¯ ±¸¼º¿ä¼Ò¸¦ °¢±â °Á¶ÇÏ´Â Load Balancer GUIÀÇ ±×·¡ÇÈ ¿¹¿¡ ´ëÇØ¼´Â, ´ÙÀ½À» ÂüÁ¶ÇϽʽÿÀ.
±×¸² 41. GUI(Graphical User Interface)´Â Dispatcher ±¸¼º¿ä¼ÒÀÇ GUI Æ®¸® ±¸Á¶ È®ÀåÀ» Ç¥½ÃÇÕ´Ï´Ù.
±×¸² 42. GUI(Graphical User Interface)´Â CBR ±¸¼º¿ä¼ÒÀÇ GUI Æ®¸® ±¸Á¶ È®ÀåÀ» Ç¥½ÃÇÕ´Ï´Ù.
±×¸² 43. GUI(Graphical User Interface)´Â Site Selector ±¸¼º¿ä¼ÒÀÇ GUI Æ®¸® ±¸Á¶ È®ÀåÀ» Ç¥½ÃÇÕ´Ï´Ù.
¸ðµç ±¸¼º¿ä¼Ò¸¦ GUI¿¡¼ ±¸¼ºÇÒ ¼ö ÀÖ½À´Ï´Ù. ¸¶¿ì½º ´ÜÃß(ÀϹÝÀûÀ¸·Î, ¿ÞÂÊ ´ÜÃß)¸¦ ÇÑ ¹ø ´·¯ Æ®¸® ±¸Á¶¿¡¼ ¿ä¼Ò¸¦ ¼±ÅÃÇÑ ´ÙÀ½, ¸¶¿ì½º ´ÜÃß(ÀϹÝÀûÀ¸·Î, ¿À¸¥ÂÊ ´ÜÃß)¸¦ µÎ ¹ø ´·¯ ÆË¾÷ ¸Þ´º¸¦ Ç¥½ÃÇÒ ¼ö ÀÖ½À´Ï´Ù. Æ®¸® ¿ä¼Ò¿¡ ´ëÇÑ ÆË¾÷ ¸Þ´º´Â âÀÇ ¸Ç À§¿¡ À§Ä¡ÇÑ ¸Þ´º Ç¥½ÃÁÙ¿¡¼µµ ¾×¼¼½ºÇÒ ¼ö ÀÖ½À´Ï´Ù.
´õÇϱ⠶Ǵ »©±â ºÎÈ£¸¦ ´·¯¼ Æ®¸® ±¸Á¶ÀÇ Ç׸ñÀ» ÆîÄ¡°Å³ª ¾ÐÃàÇÒ ¼ö ÀÖ½À´Ï´Ù.
GUI¿¡¼ ¸í·ÉÀ» ½ÇÇàÇÏ·Á¸é GUI Æ®¸®¿¡¼ È£½ºÆ® ³ëµå¸¦ °Á¶Ç¥½ÃÇÑ ´ÙÀ½ È£½ºÆ® ÆË¾÷ ¸Þ´º¿¡¼ ¸í·É Àü¼Û....À» ¼±ÅÃÇϽʽÿÀ. ¸í·É ÀÔ·Â Çʵ忡¼ executor report¸¦ ½ÇÇàÇÒ ¸í·ÉÀ» ÀÔ·ÂÇϽʽÿÀ. ÇöÀç ¼¼¼Ç¿¡¼ ½ÇÇàµÇ´Â ¸í·ÉÀÇ °á°ú ¹× È÷½ºÅ丮°¡ Á¦°øµÈ â¿¡ ³ªÅ¸³³´Ï´Ù.
âÀÇ ¿À¸¥ÂÊ¿¡´Â ÇöÀç ¼±ÅÃÇÑ ¿ä¼ÒÀÇ »óÅ Áö½ÃÀÚ ÅÇÀÌ Ç¥½ÃµË´Ï´Ù.
µµ¿ò¸»¿¡ ¾×¼¼½ºÇÏ·Á¸é Load Balancer â ¿À¸¥ÂÊ »ó´Ü ±¸¼®ÀÇ ¹°À½Ç¥(?)¸¦ ´©¸£½Ê½Ã¿À.
ÀÌ ºÎ·Ï¿¡¼´Â CBR ±¸¼º¿ä¼ÒÀÇ ÄÁÅÙÃ÷ ±ÔÄ¢ ±¸¹® »ç¿ë¹ý°ú Dispatcher ±¸¼º¿ä¼ÒÀÇ cbr Àü´Þ ¹æ¹ýÀ» »ç¿ë¹ý ¿¹Á¦ ¹× ½Ã³ª¸®¿À¿Í ÇÔ²² ¼³¸íÇÕ´Ï´Ù.
±ÔÄ¢ À¯Çü¿¡ ´ëÇÑ "³»¿ë"À» ¼±ÅÃÇÑ °æ¿ì¿¡¸¸ ÇØ´çµË´Ï´Ù.
´ÙÀ½ Á¦ÇÑ »çÇ׿¡ µû¶ó »ç¿ëÇÒ ÆÐÅÏ ±¸¹®À» ÀÔ·ÂÇϽʽÿÀ.
¿¹¾à Ű¿öµå ´ÙÀ½¿¡´Â Ç×»ó (=) ºÎÈ£°¡ ¿É´Ï´Ù.
http://www.company.com/path/webpage.htmÀ» ´ë»óÀ¸·Î ¼³Á¤ÇÑ ºê¶ó¿ìÀú °á°ú °ªÀº ´ÙÀ½°ú °°½À´Ï´Ù.
Method=GET URI=/path/webpage.htm Version=HTTP/1.1 Host=www.company.com Connection=Keep-Alive Referer=http://www.company.com/path/parentwebpage.htm
¿¹¸¦ µé¾î, ´ÙÀ½ ¸í·ÉÀº cbrcontrol->-> ÇÁ·ÒÇÁÆ®¸¦ »ç¿ëÇÒ °æ¿ì¿¡¸¸ À¯È¿ÇÕ´Ï´Ù.
rule add 10.1.203.4:80:cbr_prod_rule_ek type content pattern client=181.0.153.222&uri=/nipoek/*
Ư¼ö ¹®ÀÚ¸¦ »ç¿ëÇÒ ¶§, µ¿ÀÏÇÑ ¸í·ÉÀÌ ¿î¿µ üÁ¦ÀÇ ÇÁ·ÒÇÁÆ®¿¡¼µµ ÀÛµ¿ÇÏ·Á¸é ´ÙÀ½°ú °°ÀÌ ÆÐÅÏ¿¡ Å«µû¿ÈÇ¥(" ")°¡ ÀÖ¾î¾ß ÇÕ´Ï´Ù.
cbrcontrol rule add 10.1.203.4:80:cbr_prod_rule_ek type content pattern "client=181.0.153.222&uri=/nipoek/*"
Å«µû¿ÈÇ¥¸¦ »ç¿ëÇÏÁö ¾ÊÀ¸¸é ±ÔÄ¢ÀÌ CBR¿¡¼ ÀúÀåµÉ ¶§ ÀϺΠÆÐÅÏÀÌ À߸± ¼ö ÀÖ½À´Ï´Ù. Å«µû¿ÈÇ¥´Â cbrcontrol->-> ¸í·É ÇÁ·ÒÇÁÆ®¸¦ »ç¿ëÇÒ °æ¿ì¿¡ Áö¿øµÇÁö ¾Ê½À´Ï´Ù.
´ÙÀ½Àº ÆÐÅÏ ±¸¹® »ç¿ë ¿¹Á¦ ¹× °¡´ÉÇÑ ½Ã³ª¸®¿À ¸ðÀ½ÀÔ´Ï´Ù.
½Ã³ª¸®¿À 1
Ŭ·¯½ºÅÍ À̸§À» Çϳª ¼³Á¤ÇÏ´Â µ¥ Ç¥ÁØ HTML ³»¿ë¿¡ ´ëÇÑ À¥ ¼¹ö ÁýÇÕ, WAS(WebSphere Application Server)°¡ »ç¿ëÇÏ´Â servlet ¿äû¿¡ ´ëÇÑ ¶Ç´Ù¸¥ À¥ ¼¹ö ÁýÇÕ, NSF ÆÄÀÏ¿¡ ´ëÇÑ ¶Ç´Ù¸¥ Lotus Notes ¼¹ö ÁýÇÕ µîÀÌ ÇÊ¿äÇÕ´Ï´Ù. ¿äûµÈ ÆäÀÌÁö¸¦ ±¸º°ÇÏ·Á¸é Ŭ¶óÀÌ¾ðÆ® µ¥ÀÌÅÍ¿¡ ¾×¼¼½ºÇØ¾ß ÇÕ´Ï´Ù. ¶ÇÇÑ ¿äûµÈ ÆäÀÌÁö¸¦ ÇØ´ç ¼¹ö·Î Àü¼ÛÇØ¾ß ÇÕ´Ï´Ù. ±ÔÄ¢°ú ÀÏÄ¡ÇÏ´Â ³»¿ë ÆÐÅÏÀº ÀÌ·± ŽºÅ©¸¦ ¼öÇàÇÏ´Â µ¥ ÇÊ¿äÇÑ ºÐ¸®¸¦ Á¦°øÇØ¾ß ÇÕ´Ï´Ù. Çʼö ¿äû ºÐ¸®°¡ ÀÚµ¿À¸·Î ¹ß»ýÇÒ ¼ö ÀÖµµ·Ï ÀÏ·ÃÀÇ ±ÔÄ¢ÀÌ ±¸¼ºµË´Ï´Ù. ¿¹¸¦ µé¾î, ´ÙÀ½ ¸í·ÉÀ¸·Î ¼¼ °¡Áö·Î ºÐÇÒÇÒ ¼ö ÀÖ½À´Ï´Ù.
>>rule add cluster1:80:servlets type content pattern uri=*/servlet/*priority 1 >>rule uses cluster1:80:servlets server1+server2
>>rule add cluster1:80:notes type content pattern uri=*.nsf* priority 2 >>rule uses cluster1:80:notes server3+server4
>>rule add cluster1:80:regular type true priority 3 >>rule uses cluster1:80:regular server5+server6
NSF ÆÄÀÏ ¿äûÀÌ Load Balancer¿¡ µµÂøÇϸé, servlets ±ÔÄ¢À» ¸ÕÀú È®ÀÎÇÏÁö¸¸ ÀÏÄ¡ÇÏÁö ¾Ê½À´Ï´Ù. ±×·¯¸é, notes ±ÔÄ¢ÀÌ ¿äûÀ» È®ÀÎÇϰí ÀÏÄ¡ÇÔÀ» ¸®ÅÏÇÕ´Ï´Ù. Ŭ¶óÀÌ¾ðÆ®´Â server3°ú server4 °£¿¡ ·Îµå ¹ë·±½ºµË´Ï´Ù.
½Ã³ª¸®¿À 2
´Ù¸¥ ÀϹÝÀûÀÎ ½Ã³ª¸®¿À´Â ±âº» À¥ »çÀÌÆ®°¡ ¸î °³ÀÇ º°°³ ³»ºÎ ±×·ìÀ» Á¦¾îÇÏ´Â °æ¿ìÀÔ´Ï´Ù. ¿¹¸¦ µé¾î, www.company.com/software¿¡´Â www.company.com/hardware ºÎºÐ°ú´Â ¼·Î ´Ù¸¥ ¼¹ö ÁýÇÕ ¹× ³»¿ëÀÌ ÀÖ½À´Ï´Ù. ¿äûÀº ¸ðµÎ ·çÆ® www.company.com Ŭ·¯½ºÅ͸¦ ±â¹ÝÀ¸·Î ÇÏÁö ¾ÊÀ¸¹Ç·Î URI Â÷ÀÌÁ¡À» ã¾Æ ·Îµå ¹ë·±½º¸¦ ¿Ï·áÇÏ·Á¸é ÄÁÅÙÃ÷ ±ÔÄ¢ÀÌ ÇÊ¿äÇÕ´Ï´Ù. ½Ã³ª¸®¿ÀÀÇ ±ÔÄ¢Àº ´ÙÀ½°ú À¯»çÇÕ´Ï´Ù.
>>rule add cluster1:80:div1 type content pattern uri=/software/* priority 1 >>rule uses cluster1:80:div1 server1+server2
>>rule add cluster1:80:div2 type content pattern uri=/hardware/* priority 2 >>rule uses cluster1:80:div2 server3+server4
½Ã³ª¸®¿À 3
ƯÁ¤ Á¶ÇÕÀº ±ÔÄ¢ Ž»ö ¼ø¼¿¡ ¹Î°¨ÇÕ´Ï´Ù. ¿¹¸¦ µé¾î, ½Ã³ª¸®¿À 2¿¡¼ Ŭ¶óÀÌ¾ðÆ®´Â ¿äû °æ·ÎÀÇ µð·ºÅ丮¸¦ ±â¹ÝÀ¸·Î ºÐÇÒµÇÁö¸¸ ´ë»ó µð·ºÅ丮´Â °æ·ÎÀÇ ´ÙÁß ·¹º§¿¡¼ ³ªÅ¸³ª ¹èÄ¡ ½Ã ¼·Î ´Ù¸¥ Àǹ̸¦ °¡Áú ¼ö ÀÖ½À´Ï´Ù. ¿¹¸¦ µé¾î, www.company.com/pcs/fixes/software´Â www.company.com/mainframe/fixes/software¿Í´Â ´ë»óÀÌ ´Ù¸¨´Ï´Ù. ÀÌ·± °¡´É¼ºÀ» °í·ÁÇÏ¿© ±ÔÄ¢À» Á¤ÀÇÇØ¾ß Çϸç, µ¿½Ã¿¡ ³Ê¹« ¸¹Àº ½Ã³ª¸®¿À¸¦ °èÈ¹ÇØ¼´Â ¾ÈµË´Ï´Ù. ¿¹¸¦ µé¾î, ¡ºuri=*/software/*¡» °Ë»ç´Â ÀÌ °æ¿ì¿¡´Â ³Ê¹« ±¤¹üÀ§ÇÑ ¿ÍÀϵå Ä«µå °Ë»öÀÔ´Ï´Ù. ´ÙÀ½°ú °°Àº ¹æ¹ýÀ¸·Î ´ëü ±ÔÄ¢À» ±¸¼ºÇÒ ¼ö ÀÖ½À´Ï´Ù.
Á¶ÇÕ Å½»öÀ¸·Î ¹üÀ§¸¦ Á¼Èú ¼ö ÀÖ½À´Ï´Ù.
>>rule add cluster1:80:pcs type content pattern (uri=/pcs/*)&(uri=*/software/*) >>rule uses cluster 1:80:pcs server1
»ç¿ëÇÒ Á¶ÇÕÀÌ ¾ø´Â °æ¿ì, ¼ø¼°¡ Áß¿äÇÕ´Ï´Ù.
>>rule add cluster1:80:pc1 type content pattern uri=/pcs/* >>rule uses cluster1:80:pc1 server2
µÎ ¹øÂ° ±ÔÄ¢Àº ¡ºpcs¡»°¡ ù ¹øÂ° µð·ºÅ丮°¡ ¾Æ´Ñ ÀÌÈÄÀÇ µð·ºÅ丮 ÁöÁ¡¿¡¼ ³ªÅ¸³¯ ¶§ Àû¿ëµË´Ï´Ù.
>>rule add cluster1:80:pc2 type content pattern uri=/*/pcs/* >>rule uses cluster1:80:pc2 server3
´ëºÎºÐÀÇ °æ¿ì, »ç¿ëÀÚ´Â ±âº» always true ±ÔÄ¢À» »ç¿ëÇÏ¿© ±ÔÄ¢À» ¿Ï·áÇÏ¿© ±âŸ ±ÔÄ¢À» ÅëÇØ ½ÇÇöµÇÁö ¾Ê´Â »çÇ×À» Àû¿ëÇÏ·Á°í ÇÕ´Ï´Ù. À̰ÍÀº ±âŸ ¸ðµç ¼¹ö°¡ Ŭ¶óÀÌ¾ðÆ®¿¡ ´ëÇØ ½ÇÆÐÇÑ ½Ã³ª¸®¿À¿¡¼ ¡ºÁ˼ÛÇÕ´Ï´Ù, »çÀÌÆ®°¡ ÇöÀç ÀÛµ¿ ÁßÁö »óÅÂÀÔ´Ï´Ù. Àá½Ã ÈÄ ´Ù½Ã ½ÃµµÇÏ¿© ÁֽʽÿÀ¡»¸¦ ³ªÅ¸³»´Â ¼¹ö°¡ µÉ ¼öµµ ÀÖ½À´Ï´Ù.
>>rule add cluster1:80:sorry type true priority 100 >>rule uses cluster1:80:sorry server5
ÀÌ ºÎ·Ï¿¡´Â Load BalancerÀÇ Dispatcher ±¸¼º¿ä¼Ò¿¡ ´ëÇÑ ¿¹Á¦ ±¸¼º ÆÄÀÏÀÌ µé¾î ÀÖ½À´Ï´Ù.
¿¹Á¦ ÆÄÀÏÀº ...ibm/edge/lb/servers/samples/ µð·ºÅ丮¿¡ ÀÖ½À´Ï´Ù.
#!/bin/bash
#
# configuration.sample - Sample configuration file for the
Dispatcher component
#
#
# Ensure the root user is the one executing this script.
#
# iam=`whoami`
# if [ "$iam" != "root" ]if [ "$iam" != "root" ]
# then
# echo "You must login as root to run this script"
# exit 2
# fi
#
# First start the server
#
# dsserver start
# sleep 5
#
# Then start the executor
#
# dscontrol executor start
#
# The Dispatcher can be removed at any time using the
# "dscontrol executor stop" and "dsserver stop" commands to
# stop the executor and server respectively prior to removing
# the Dispatcher software.
#
# The next step in configuring the Dispatcher is to set the
# NFA (non-forwarding address) and the cluster address(es).
#
# The NFA is used to remotely access the Dispatcher machine
# for administration or configuration purposes. This
# address is required since the Dispatcher will forward packets
# to the cluster address(es).
#
# The CLUSTER address is the hostname (or IP address) to
# which remote clients will connect.
#
# Anywhere in this file, you may use hostnames and IP
# addresses interchangeably.
#
# NFA=hostname.domain.name
# CLUSTER=www.yourcompany.com
# echo "Loading the non-forwarding address"
# dscontrol executor set nfa $NFA
#
# The next step in configuring the Dispatcher is to create
# a cluster. The Dispatcher will route requests sent to
# the cluster address to the corresponding server machines
# defined to that cluster. You may configure and server
# multiple cluster address using Dispatcher.
# Use a similar configuration for CLUSTER2, CLUSTER3, etc.
#
# echo "Loading first CLUSTER address "
# dscontrol cluster add $CLUSTER
#
# Now we must define the ports this cluster will use. Any
# requests received by the Dispatcher on a defined port will
# be forwared to the corresponding port of one of the server
# machines.
#
# echo "Creating ports for CLUSTER: $CLUSTER"
# dscontrol port add $CLUSTER:20+21+80
#
# The last step is to add each of the server machines to the
# ports in this cluster.
# Again, you can use either the hostname or the IP address
# of the server machines.
#
# SERVER1=server1name.domain.name
# SERVER2=server2name.domain.name
# SERVER3=server3name.domain.name
# echo "Adding server machines"
# dscontrol server add $CLUSTER:20+21+80:
# $SERVER1+$SERVER2+$SERVER3
#
# We will now start the load balancing components of the
# Dispatcher. The main load balancing component is called
# the manager and the second load balancing components are the
# advisors. If the manager and advisors are not running the
# Dispatcher sends requests in a round-robin format. Once the
# manager is started, weighting decisions based on the number
# of new and active connections is employed and incoming
# requests are sent to the best server. The advisors give the
# manager further insight into a servers ability to service
# requests as well as detecting whether a server is up. If
# an advisor detects that a server is down it will be
# marked down (providing the manager proportions have been
# set to include advisor input) and no further requests will be
# routed to the server.
# The last step in setting up the load balancing components
# is to set the manager proportions. The manager updates the
# weight of each of the servers based on four policies:
# 1. The number of active connections on each server.
# 2. The number of new connections to each server.
# 3. Input from the advisors.
# 4. Input from the system level advisor.
# These proportions must add up to 100. As an example, setting
# the manager proportions to
# dscontrol manager proportions 48 48 0 0
# will give active and new connections 48% input into the
# weighting decision, the advisors will contribute 4% and
# the system input will not be considered.
#
# NOTE: By default the manager proportions are set to 50 50 0 0
#
# echo "Starting the manager..."
# dscontrol manager start
# echo "Starting the FTP advisor on port 21 ..."
# dscontrol advisor start ftp 21
# echo "Starting the HTTP advisor on port 80 ..."
# dscontrol advisor start http 80
# echo "Starting the Telnet advisor on port 23 ..."
# dscontrol advisor start telnet 23
# echo "Starting the SMTP advisor on port 25 ..."
# dscontrol advisor start smtp 25
# echo "Starting the POP3 advisor on port 110 ..."
# dscontrol advisor start pop3 110
# echo "Starting the NNTP advisor on port 119 ..."
# dscontrol advisor start nntp 119
# echo "Starting the SSL advisor on port 443 ..."
# dscontrol advisor start ssl 443
#
# echo "Setting the manager proportions..."
# dscontrol manager proportions 58 40 2 0
#
# The final step in setting up the Dispatcher machine is to
# alias the Network Interface Card (NIC).
#
# NOTE: Do NOT use this command in a high availability
# environment. The go* scripts will configure the NIC and
# loopback as necessary.
# dscontrol executor configure $CLUSTER
# If your cluster address is on a different NIC or subnet
from the NFA use the following format for the cluster configure
command.
# dscontrol executor configure $CLUSTER tr0 0xfffff800
# where tr0 is your NIC (tr1 for the second token ring card, en0
# for the first ethernet card) and 0xfffff800 is a valid
# subnet mask for your site.
#
#
# The following commands are set to the default values.
# Use these commands as a guide to change from the defaults.
# dscontrol manager loglevel 1
# dscontrol manager logsize 1048576
# dscontrol manager sensitivity 5.000000
# dscontrol manager interval 2
# dscontrol manager refresh 2
#
# dscontrol advisor interval ftp 21 5
# dscontrol advisor loglevel ftp 21 1
# dscontrol advisor logsize ftp 21 1048576
# dscontrol advisor timeout ftp 21 unlimited
# dscontrol advisor interval telnet 23 5
# dscontrol advisor loglevel telnet 23 1
# dscontrol advisor logsize telnet 23 1048576
# dscontrol advisor timeout telnet 23 unlimited
# dscontrol advisor interval smtp 25 5
# dscontrol advisor loglevel smtp 25 1
# dscontrol advisor logsize smtp 25 1048576
# dscontrol advisor timeout smtp 25 unlimited
# dscontrol advisor interval http 80 5
# dscontrol advisor loglevel http 80 1
# dscontrol advisor logsize http 80 1048576
# dscontrol advisor timeout http 80 unlimited
# dscontrol advisor interval pop3 110 5
# dscontrol advisor loglevel pop3 110 1
# dscontrol advisor logsize pop3 110 1048576
# dscontrol advisor timeout pop3 110 unlimited
# dscontrol advisor interval nntp 119 5
# dscontrol advisor loglevel nntp 119 1
# dscontrol advisor logsize nntp 119 1048576
# dscontrol advisor timeout nntp 119 unlimited
# dscontrol advisor interval ssl 443 5
# dscontrol advisor loglevel ssl 443 1
# dscontrol advisor logsize ssl 443 1048576
# dscontrol advisor timeout ssl 443 unlimited
#
´ÙÀ½Àº Window¿¡¼ »ç¿ëÇÒ configuration.cmd.sampleÀ̶ó´Â ¿¹Á¦ Load Balancer ±¸¼º ÆÄÀÏÀÔ´Ï´Ù.
@echo off rem configuration.cmd.sample - Sample configuration file for the rem Dispatcher component. rem rem dsserver must be started via Services rem rem rem Then start the executor rem rem call dscontrol executor start rem rem The next step in configuring the Dispatcher is to set the rem NFA (non-forwarding address) and to set the cluster rem address(es). rem rem The NFA is used to remotely access the Dispatcher rem machine for administration configuration purposes. This rem address is required since the Dispatcher will forward rem packets to the cluster address(es). rem rem The CLUSTER address is the hostname (or IP address) to which rem remote clients will connect. rem rem Anywhere in this file, you may use hostnames and IP rem addresses interchangeably. rem NFA=[non-forwarding address] rem CLUSTER=[your clustername] rem rem set NFA=hostname.domain.name rem set CLUSTER=www.yourcompany.com rem echo "Loading the non-forwarding address" rem call dscontrol executor set nfa %NFA% rem rem The following commands are set to the default values. rem Use these commands to change the defaults rem call dscontrol executor set fintimeout 30 rem call dscontrol executor set fincount 4000 rem rem The next step in configuring the Dispatcher is to create rem a cluster. The Dispatcher will route requests sent to rem the cluster address to the corresponding server machines rem defined to that cluster. You may configure and server rem multiple cluster addresses using Dispatcher. rem Use a similar configuration for CLUSTER2, CLUSTER3, etc. rem rem echo "Loading first CLUSTER address " rem call dscontrol cluster add %CLUSTER% rem rem Now we must define the ports this cluster will use. Any rem requests received by the Dispatcher on a defined port rem will be forwarded to the corresponding rem port of one of the server machines. rem rem echo "Creating ports for CLUSTER: %CLUSTER%" rem call dscontrol port add %CLUSTER%:20+21+80 rem rem The last step is to add each of the server machines to rem the ports in this cluster. Again, you can use either the rem hostname or the IP address of the server machines. rem rem set SERVER1=server1name.domain.name rem set SERVER2=server2name.domain.name rem set SERVER3=server3name.domain.name rem echo "Adding server machines" rem call dscontrol server add %CLUSTER%:20+21+80: rem %SERVER1%+%SERVER2%+%SERVER3% rem rem We will now start the load balancing components of the rem Dispatcher. The main load balancing component is called rem the manager and the second load balancing components are the rem advisors. If the manager and advisors are not rem running the Dispatcher sends requests in a round-robin rem format. Once the manager is started, weighting decisions rem based on the number of new and active connections is rem employed and incoming requests are sent to the best rem server. The advisors give the manager further insight rem into a servers ability to service requests as well as rem detecting whether a server is up. If an advisor detects rem that a server is down it will be marked down (providing the rem manager proportions have been set to include advisor rem input) and no further requests will be routed to the server. rem The last step in setting up the load balancing rem components is to set the manager proportions. The rem manager updates the weight of each of the servers based rem on four policies: rem 1. The number of active connections on each server rem 2. The number of new connections for each server rem 3. Input from the advisors. rem 4. Input from the system level advisor. rem rem These proportions must add up to 100. As an example, rem setting the cluster proportions via rem dscontrol cluster set <cluster> proportions 48 48 4 0 rem will give active and new connections 48% input into the rem weighting decision, the advisor will contribute 4% and rem the system input will not be considered. rem rem NOTE: By default the manager proportions are set to rem 50 50 0 0 rem echo "Starting the manager..." rem call dscontrol manager start rem echo "Starting the FTP advisor on port 21 ..." rem call dscontrol advisor start ftp 21 rem echo "Starting the HTTP advisor on port 80 ..." rem call dscontrol advisor start http 80 rem echo "Starting the Telnet advisor on port 23 ..." rem call dscontrol advisor start telnet 23 rem echo "Starting the SMTP advisor on port 25 ..." rem call dscontrol advisor start smtp 25 rem echo "Starting the POP3 advisor on port 110 ..." rem call dscontrol advisor start pop3 110 rem echo "Starting the NNTP advisor on port 119 ..." rem call dscontrol advisor start nntp 119 rem echo "Starting the SSL advisor on port 443 ..." rem call dscontrol advisor start ssl 443 rem rem echo "Setting the cluster proportions..." rem call dscontrol cluster set %CLUSTER% proportions 58 40 2 0 rem rem The final step in setting up the Dispatcher machine is rem to alias the Network Interface Card (NIC). rem rem NOTE: Do NOT use this command in a high availability rem environment. The go* scripts will configure the NIC and rem loopback as necessary. rem rem dscontrol executor configure %CLUSTER% rem If your cluster address is on a different NIC or subnet rem from the NFA use the following format for the cluster rem configure command. rem dscontrol executor configure %CLUSTER% tr0 0xfffff800 rem where tr0 is your NIC (tr1 for the second token ring card, rem en0 for the first ethernet card) and 0xfffff800 is rem a valid subnet mask for your site. rem rem rem The following commands are set to the default values. rem Use these commands to guide to change from the defaults. rem call dscontrol manager loglevel 1 rem call dscontrol manager logsize 1048576 rem call dscontrol manager sensitivity 5.000000 rem call dscontrol manager interval 2 rem call dscontrol manager refresh 2 rem rem call dscontrol advisor interval ftp 21 5 rem call dscontrol advisor loglevel ftp 21 1 rem call dscontrol advisor logsize ftp 21 1048576 rem call dscontrol advisor timeout ftp 21 unlimited rem call dscontrol advisor interval telnet 23 5 rem call dscontrol advisor loglevel telnet 23 1 rem call dscontrol advisor logsize telnet 23 1048576 rem call dscontrol advisor timeout telnet 23 unlimited rem call dscontrol advisor interval smtp 25 5 rem call dscontrol advisor loglevel smtp 25 1 rem call dscontrol advisor logsize smtp 25 1048576 rem call dscontrol advisor timeout smtp 25 unlimited rem call dscontrol advisor interval http 80 5 rem call dscontrol advisor loglevel http 80 1 rem call dscontrol advisor logsize http 80 1048576 rem call dscontrol advisor timeout http 80 unlimited rem call dscontrol advisor interval pop3 110 5 rem call dscontrol advisor loglevel pop3 110 1 rem call dscontrol advisor logsize pop3 110 1048576 rem call dscontrol advisor timeout pop3 110 unlimited rem call dscontrol advisor interval nntp 119 5 rem call dscontrol advisor loglevel nntp 119 1 rem call dscontrol advisor logsize nntp 119 1048576 rem call dscontrol advisor timeout nntp 119 unlimited rem call dscontrol advisor interval ssl 443 5 rem call dscontrol advisor loglevel ssl 443 1 rem call dscontrol advisor logsize ssl 443 1048576 rem call dscontrol advisor timeout ssl 443 unlimited rem
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/** * ADV_sample: The Load Balancer HTTP advisor * * * This class defines a sample custom advisor for Load Balancer. Like all * advisors, this custom advisor extends the function of the advisor base, * called ADV_Base. It is the advisor base that actually performs most of * the advisor's functions, such as reporting loads back to the Load Balancer * for use in the Load Balancer's weight algorithm. The advisor base also * performs socket connect and close operations and provides send and receive * methods for use by the advisor. The advisor itself is used only for * sending and receiving data to and from the port on the server being * advised. The TCP methods within the advisor base are timed to calculate * the load. A flag within the constructor in the ADV_base overwrites the * existing load with the new load returned from the advisor if desired. * * Note: Based on a value set in the constructor, the advisor base supplies * the load to the weight algorithm at specified intervals. If the actual * advisor has not completed so that it can return a valid load, the advisor * base uses the previous load. * * NAMING * * The naming convention is as follows: * * - The file must be located in the following Load Balancer directory: * * lb/servers/lib/CustomAdvisors/ (lb\servers\lib\CustomAdvisors on Windows) * * - The Advisor name must be preceded with "ADV_". The advisor can be * started with only the name, however; for instance, the "ADV_sample" * advisor can be started with "sample". * * - The advisor name must be in lowercase. * * With these rules in mind, therefore, this sample is referred to as: * * <base directory>/lib/CustomAdvisors/ADV_sample.class * *
* Advisors, as with the rest of Load Balancer, must be compiled with the * prereq version of Java. To ensure access to Load Balancer classes, make * sure that the ibmnd.jar file (located in the lib subdirectory of the base * directory) is included in the system's CLASSPATH. * * Methods provided by ADV_Base: * * - ADV_Base (Constructor): * * - Parms * - String sName = Name of the advisor * - String sVersion = Version of the advisor * - int iDefaultPort = Default port number to advise on * - int iInterval = Interval on which to advise on the servers * - String sDefaultLogFileName = Unused. Must be passed in as "". * - boolean replace = True - replace the load value being calculated * by the advisor base * False - add to the load value being calculated * by the advisor base * - Return * - Constructors do not have return values. * * Because the advisor base is thread based, it has several other methods * available for use by an advisor. These methods can be referenced using * the CALLER parameter passed in getLoad(). * * These methods are as follows: * * - send - Send a packet of information on the established socket connection * to the server on the specified port. * - Parms * - String sDataString - The data to be sent in the form of a string * - Return * - int RC - Whether the data was sucessfully sent or not: zero indicates * data was sent; a negative integer indicates an error. * * - receive - Receive information from the socket connection. * - Parms * - StringBuffer sbDataBuffer - The data received during the receive call * - Return * - int RC - Whether the data was successfully received or not; zero * indicates data was sent; a negative integer indicates * an error. * * If the function provided by the advisor base is not sufficient, * you can create the appropriate function within the advisor and * the methods provided by the advisor base will then be ignored. * * An important question regarding the load returned is whether to apply * it to the load being generated within the advisor base, * or to replace it; there are valid instances of both situations. * * This sample is essentially the Load Balancer HTTP advisor. It functions * very simply: a send request--an http head request--is issued. Once a * response is received, the getLoad method terminates, flagging the advisor * base to stop timing the request. The method is then complete. The * information returned is not parsed; the load is based on the time * required to perform the send and receive operations. */ package CustomAdvisors; import com.ibm.internet.nd.advisors.*; public class ADV_sample extends ADV_Base implements ADV_MethodInterface { String COPYRIGHT = "(C) Copyright IBM Corporation 1997, All Rights Reserved.\n"; static final String ADV_NAME = "Sample"; static final int ADV_DEF_ADV_ON_PORT = 80; static final int ADV_DEF_INTERVAL = 7; // Note: Most server protocols require a carriage return ("\r") and line // feed ("\n") at the end of messages. If so, include them in // your string here. static final String ADV_SEND_REQUEST = "HEAD / HTTP/1.0\r\nAccept: */*\r\nUser-Agent: " + "IBM_Load_Balancer_HTTP_Advisor\r\n\r\n"; /** * Constructor. * * Parms: None; but the constructor for ADV_Base has several parameters * that must be passed to it. * */ public ADV_sample() { super( ADV_NAME, "2.0.0.0-03.27.98", ADV_DEF_ADV_ON_PORT, ADV_DEF_INTERVAL, "", // not used false); super.setAdvisor( this ); } /** * ADV_AdvisorInitialize * * Any Advisor-specific initialization that must take place after the * advisor base is started. This method is called only once and is * typically not used. */ public void ADV_AdvisorInitialize() { return; } /** * getLoad() * * This method is called by the advisor base to complete the advisor's * operation, based on details specific to the protocol. In this sample * advisor, only a single send and receive are necessary; if more complex * logic is necessary, multiple sends and receives can be issued. For * example, a response might be received and parsed. Based on the * information learned thereby, another send and receive could be issued. * * Parameters: * * - iConnectTime - The current load as it refers to the length of time it * took to complete the connection to the server through * the specified port. * * - caller - A reference to the advisor base class where the Load * Balancer-supplied methods are to perform simple TCP requests, * mainly send and receive. * * Results: * * - The load - A value, expressed in milliseconds, that can either be added * to the existing load, or that can replace the existing load, as * determined by the constructor's "replace" flag. * * The larger the load, the longer it took the server to respond; * therefore, the lower the weight will become within the Load Balancer. * * If the value is negative, an error is assumed. An error from an * advisor indicates that the server the advisor is trying to reach is not * accessible and has been identified as being down. Load Balancer will * not attempt to load balance to a server that is down. Load Balancer will * resume load balancing to the server when a positive value is received. * */ public int getLoad(int iConnectTime, ADV_Thread caller) { int iRc; int iLoad = ADV_HOST_INACCESSIBLE; // -1 // Send tcp request iRc = caller.send(ADV_SEND_REQUEST); if (iRc >= 0) { // Perform a receive StringBuffer sbReceiveData = new StringBuffer(""); iRc = caller.receive(sbReceiveData); /** * In the normal advisor mode ("replace" flag is false), the load * returned is either 0 or 1 indicating the server is up or down. * If the receive is successful, a load of zero is returned * indicating that the load built within the base advisor is to be used. * * Otherwise ("replace" flag is true), return the desired load value. */ if (iRc >= 0) { iLoad = 0; } } return iLoad; } } // End - ADV_sample
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