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https://issues.apache.org/jira/browse/HDFS-11766?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Chen Liang updated HDFS-11766:
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Attachment: HDFS-11766-branch-2.7.001.patch
Post v001 patch to add the synchronization.
> Fix findbugs warning in branch-2.7
> ----------------------------------
>
> Key: HDFS-11766
> URL: https://issues.apache.org/jira/browse/HDFS-11766
> Project: Hadoop HDFS
> Issue Type: Bug
> Reporter: Akira Ajisaka
> Assignee: Chen Liang
> Attachments: HDFS-11766-branch-2.7.001.patch
>
>
> There are 1 findbugs warning in branch-2.7.
> https://builds.apache.org/job/PreCommit-HDFS-Build/19204/artifact/patchprocess/branch-findbugs-hadoop-hdfs-project_hadoop-hdfs-warnings.html
> {noformat}
> Inconsistent synchronization of
> org.apache.hadoop.hdfs.DFSOutputStream.bytesCurBlock; locked 96% of time
> Bug type IS2_INCONSISTENT_SYNC
> In class org.apache.hadoop.hdfs.DFSOutputStream
> Field org.apache.hadoop.hdfs.DFSOutputStream.bytesCurBlock
> Synchronized 96% of the time
> Unsynchronized access at DFSOutputStream.java:[line 2009]
> Synchronized access at DFSOutputStream.java:[line 2376]
> (snip)
> {noformat}
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