sandflee created YARN-5022:
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Summary: NM shutdown takes too much time
Key: YARN-5022
URL: https://issues.apache.org/jira/browse/YARN-5022
Project: Hadoop YARN
Issue Type: Improvement
Reporter: sandflee
Assignee: sandflee
start NM with nm recovery disabled and log aggregation disabled.
It takes about 14s for nm to quit while receiving SIGTERM,
1, 4s for containerManager to wait all applications removed from context
2, 10s for NonAggregatingLogHandler to wait delayed log deleter
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