Database Hung With ORA-00239: Timeout Waiting For Control File Enqueue
(Doc ID 1389274.1)
Last updated on DECEMBER 26, 2019
Applies to:Oracle Database - Enterprise Edition - Version 188.8.131.52 to 184.108.40.206 [Release 11.1 to 11.2]
Oracle Database - Enterprise Edition - Version 220.127.116.11 to 18.104.22.168 [Release 12.1]
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
Information in this document applies to any platform.
+ Alert log reported "ORA-00239: timeout waiting for control file enqueue".
+ Database was hung with no redo log file switches until the database was bounced.
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