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https://issues.apache.org/jira/browse/HDFS-7399?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Vinayakumar B updated HDFS-7399:
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Attachment: HDFS-7399-001.patch
Thanks [~tedyu] for reporting.
Since this is causing findbugs test failed in all recent jenkins runs, I am
going ahead and submitting patch.
> Lack of synchronization in DFSOutputStream#Packet#getLastByteOffsetBlock()
> --------------------------------------------------------------------------
>
> Key: HDFS-7399
> URL: https://issues.apache.org/jira/browse/HDFS-7399
> Project: Hadoop HDFS
> Issue Type: Bug
> Reporter: Ted Yu
> Priority: Minor
> Attachments: HDFS-7399-001.patch
>
>
> {code}
> long getLastByteOffsetBlock() {
> return offsetInBlock + dataPos - dataStart;
> {code}
> Access to fields of Packet.this should be protected by synchronization as
> done in other methods such as writeTo().
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