RAC Database Hangs Trying To Archive ('Log archive I/O'<='enq: DM - contention').
Last updated on JULY 07, 2017
Applies to:Oracle Database - Enterprise Edition - Version 10.2.0.1 to 126.96.36.199 [Release 10.2 to 12.1]
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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