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https://issues.apache.org/jira/browse/HDFS-5832?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Rakesh R updated HDFS-5832:
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Resolution: Duplicate
Status: Resolved (was: Patch Available)
Thanks again Uma and Vinay for the insight. Yeah, jcarder is not recognising
the read-write locks and is giving bad report. I'm closing this issue.
> Deadlock found in NN between SafeMode#canLeave and
> DatanodeManager#handleHeartbeat
> ----------------------------------------------------------------------------------
>
> Key: HDFS-5832
> URL: https://issues.apache.org/jira/browse/HDFS-5832
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: namenode
> Affects Versions: 3.0.0
> Reporter: Rakesh R
> Assignee: Rakesh R
> Priority: Blocker
> Attachments: HDFS-5832.patch, jcarder_nn_deadlock.gif
>
>
> Found the deadlock during the Namenode startup. Attached jcarder report which
> shows the cycles about the deadlock situation.
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