Generating ASH Report Is Slow Due To Selecting From V$ACTIVE_SESSION_HISTORY Is Slow
(Doc ID 2299480.1)
Last updated on DECEMBER 11, 2019
Applies to:Oracle Database Cloud Service - Version N/A and later
Oracle Database - Enterprise Edition - Version 18.104.22.168 to 22.214.171.124 [Release 12.1]
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Information in this document applies to any platform.
- Generating ASH report takes several minutes
- From 10046 trace, the following sql was taking most time:
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