Any administrator can request information about a device class.
To request the predefined device classes provided at installation, enter:
query devclass
Figure 11 shows an example of a standard report for device classes.
Figure 11. Information about Device Classes
+--------------------------------------------------------------------------------+ |Device Device Storage Device Est. Mount Mount Mount Format/ | |Class Access Pool Type Cap. Limit Ret'n Wait Density | | Strategy Count (MB) (min) (min) | |---------- ---------- ------- ------ ----- ----- ----- ----- -------- | |CARTRIDGE Sequential 1 Cart. 180.0 2 60 60 Drive | |DISK Random 4 | | | +--------------------------------------------------------------------------------+
To request a detailed report for the device class named 3480XF, enter:
query devclass 3480xf format=detailed
Figure 12 shows an example of the output you receive when you request a detailed device class report from the server.
Figure 12. A Detailed Query Device Class Report
+--------------------------------------------------------------------------------+ | Device Class: 3480XF | | Device Access Strategy: Sequential | | Storage Pool Count: 0 | | Last Update by (administrator): REES | | Last Update Date/Time: 03/11/1997 18:13:56 | | Device Type: Cartridge | | Maximum Capacity (MB): | | Estimated Capacity (MB): 200.0 | | Dataset Name Prefix: ADSM | | Mount Limit: 2 | | Mount Retention (min): 60 | | Label Type: IBMSL | | Expiration Date: 99365 | | Unit Name: 3480 | | Compression: Yes | | Protection: Yes | | Retention: | | | | | +--------------------------------------------------------------------------------+