leix created YARN-10700:
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Summary: Yarn can't submit application, resourcemanager get stuck
but not dead
Key: YARN-10700
URL: https://issues.apache.org/jira/browse/YARN-10700
Project: Hadoop YARN
Issue Type: Bug
Components: resourcemanager
Affects Versions: 3.2.1
Reporter: leix
Attachments: logs.png, logs_1.png, logs_2.png
We hava a hadoop3.2.1 cluster which resoucemanager stuck several times within
few weeks, yet resoucemanager is not dead. it seems something blocks threads in
resourcemanager waiting for lock.
According to our jstack and rm log , it looks AsyncDispatcher was stuck. We
disable printEventQueueDetails solved this problem.
It should be a bug and need to be fixed.
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