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https://issues.apache.org/jira/browse/HDDS-5721?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Sammi Chen updated HDDS-5721:
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Comment: was deleted
(was: [^jstack-1.log] )
> DN failed to create new pipeline due to RaftServerProxy$ImplMap LOCK not
> available
> ----------------------------------------------------------------------------------
>
> Key: HDDS-5721
> URL: https://issues.apache.org/jira/browse/HDDS-5721
> Project: Apache Ozone
> Issue Type: Bug
> Reporter: Sammi Chen
> Priority: Major
>
> The DN is found no response to the /jmx request. And with further
> investigation, this DN failed to join the new pipeline at the same time.
> Attached is the jstack, it seems that DN is waiting for the
> RaftServerProxy$ImplMap LOCK to add new group, while the LOCK is hold by
> another thread to remove the old group, and this thread wants to have the
> readLock of it's SegmentLock, the readLock is hold by another writeChunk
> thread, which is waiting stateMachineDataCache quota.
> See the attached jstack.
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