Progress
Database Administration
Guide and Reference
Status Displays>AI Log
Displays status information for after-image logging. Figure A–16 shows a sample AI Log Status display.
Figure A–16: PROMON AI Log Status Display
The display contains the following fields:
- After-image begin date — The date of the last AIMAGE BEGIN command.
- After-image new date — The date of the last AIMAGE NEW command.
- After-image open date — The date when the AI log was last opened.
- After-image generation number — The generation number of the current AI extent.
- Number of after-image extents — The number of AI files or extents.
- Number of AI buffers — The number of buffers in the AI buffer pool. You can change the number of AI buffers with the After-image Buffers (-
aibufs
) startup parameter. The default value is 1.- After-image block size — The size of the after-image block. You can change the AI block size. This reduces I/O rates on disks where AI files are located. For more information, see Managing Performance."
- After-image log size — The size of the AI log file, in kilobytes.
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