RAC Database Hangs Trying To Archive ('Log archive I/O'<='enq: DM - contention').
(Doc ID 1565777.1)
Last updated on DECEMBER 27, 2019
Applies to:Oracle Database - Enterprise Edition - Version 10.2.0.1 to 184.108.40.206 [Release 10.2 to 12.1]
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Database Cloud Exadata Service - Version N/A and later
Information in this document applies to any platform.
1) RAC database instance hangs every time it tries to archive.
2) The database instance Hang Analyze trace file shows the following hanging events:
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