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https://issues.apache.org/jira/browse/HDFS-12754?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Kuhu Shukla updated HDFS-12754:
-------------------------------
Attachment: HDFS-12754-branch-2.patch
Adding branch-2 version of the patch with a minor fix to testLatch.
> Lease renewal can hit a deadlock
> ---------------------------------
>
> Key: HDFS-12754
> URL: https://issues.apache.org/jira/browse/HDFS-12754
> Project: Hadoop HDFS
> Issue Type: Bug
> Affects Versions: 2.8.1
> Reporter: Kuhu Shukla
> Assignee: Kuhu Shukla
> Fix For: 3.0.0, 3.1.0
>
> Attachments: HDFS-12754-branch-2.patch, HDFS-12754.001.patch,
> HDFS-12754.002.patch, HDFS-12754.003.patch, HDFS-12754.004.patch,
> HDFS-12754.005.patch, HDFS-12754.006.patch, HDFS-12754.007.patch,
> HDFS-12754.008.patch, HDFS-12754.009.patch
>
>
> The Client and the renewer can hit a deadlock during close operation since
> closeFile() reaches back to the DFSClient#removeFileBeingWritten. This is
> possible if the client class close when the renewer is renewing a lease.
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