Slow Performance with High Waits for 'row cache lock' With Possible Database Hang
Last updated on JANUARY 25, 2017
Applies to:Oracle Database - Enterprise Edition - Version 220.127.116.11 to 18.104.22.168 [Release 11.2 to 12.1]
Information in this document applies to any platform.
- Database hang or very slow performance with high contention on wait event 'row cache lock' in 22.214.171.124
- The High Contention on 'row cache objects' could be on Dictionary Cache for objects "dc_users" or "dc_tablespaces"
- Systemstate or Hanganalyze dumps show that the waiting process Call Stack Waits for the Waiting Process on "row cache lock" event:
Upgrade to 126.96.36.199 / 188.8.131.52
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