'enq: TS - contention' / Hang While Gathering Statistics in Parallel
Last updated on MAY 17, 2017
Applies to:Oracle Database - Enterprise Edition - Version 10.2.0.1 to 18.104.22.168 [Release 10.2 to 11.2]
Information in this document applies to any platform.
Checked for relevance on 09-April-2014
- DBMS_STATS with parallel degree set to > 1 hangs with waits for 'enq: TS contention' event.
- The statistics gathering job is blocked by one of the parallel execution server processes and waits on 'enq: TS - contention'.
- Errorstack for the statistics gathering job shows sql like following:
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