Performance Degradation as a Result of 'enq: CF - contention'
(Doc ID 1072417.1)
Last updated on DECEMBER 17, 2019
Applies to:Oracle Database - Enterprise Edition - Version 220.127.116.11 to 18.104.22.168 [Release 9.2 to 11.2]
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Backup Service - Version N/A and later
Information in this document applies to any platform.
***Checked for relevance on 20-Jan-2012***
*** Checked for relevance on 12-Apr-2016 ***
You are seeing sessions waiting for 'enq: CF - contention' or this wait event is appearing in the top 5 wait events in an AWR or statspack report.
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