Database Hangs With Excessive Cursor Mutex S Waits Due to Sys.Aud$ Cursors
Last updated on AUGUST 09, 2016
Applies to:Oracle Database - Enterprise Edition - Version 22.214.171.124 to 126.96.36.199 [Release 11.2]
Information in this document applies to any platform.
- Database hangs with excessive waits for 'cursor mutex S'
- AWR report shows:
- Top wait event: 'cursor: mutex S' and 'library cache lock'
- high version count for an insert into sys.aud$ ....
- Trace file from event errorstack of session that was waiting shows a call stack similar to the following:
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