gtpo1mbd | Operations |
Use this command to change the number of NCB directory records in the TPF system. For example, you can increase the number of NCB directory records when the current NCB directory records are becoming full.
Reorganizing the NCB directory records is a 2-step process:
Requirements and Restrictions
Format
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Additional Information
ZNNCB HELP
ZNNCB ?
Examples
The NCB directory records are reorganized in the following example. First, the START parameter is specified to copy the current NCB directory record entries to the staged NCB directory records. When the copy step was completed, the TPF system displayed a message to switch the NCB directory records by specifying the SWITCH parameter.
+--------------------------------------------------------------------------------+ |User: ZNNCB REORG START | | | |System: NNCB0070I 16.38.33 NCBN5 DATABASE INITIALIZATION STARTED | | NNCB0071I 16.38.40 NCBN5 DATABASE INITIALIZATION COMPLETED | | NNCB0093I 16.38.40 NCB REORG DATABASE COPY TASK BEGUN | | NNCB0097I 16.38.46 NCB REORG DATABASE COPY COMPLETED | | ENTER ZNNCB REORG SWITCH | | | |User: ZNNCB REORG SWITCH | | | |System: NNCB0085I 16.39.23 NCB REORG DATABASE SWITCH INITIATED | | NNCB0070I 16.39.23 NCBN4 DATABASE INITIALIZATION STARTED | | NNCB0071I 16.39.25 NCBN4 DATABASE INITIALIZATION COMPLETED | | NNCB0086I 16.39.25 NCB REORG DATABASE SWITCH COMPLETED | +--------------------------------------------------------------------------------+
In the following example, the ZNNCB REORG command was entered to cancel the NCB reorganization function from a processor other than the one where the it was started. Notice that, in this example, you must specify the BP parameter.
+--------------------------------------------------------------------------------+ |User: ZNNCB REORG ABORT | | | |System: NNCB0083W 16.42.49 MUST SPECIFY BP PARAMETER TO ABORT REORG FROM THIS CP| | | |User: ZNNCB REORG ABORT BP | | | |System: NNCB0084I 16.42.56 ABORT INITIATED FOR NCB DATABASE REORG | | NNCB0070I 16.42.58 NCBN5 DATABASE INITIALIZATION STARTED | | NNCB0071I 16.43.03 NCBN5 DATABASE INITIALIZATION COMPLETED | | NNCB0098I 16.43.03 NCB REORG ABORTED | +--------------------------------------------------------------------------------+
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