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https://issues.apache.org/jira/browse/HDFS-10614?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Vinayakumar B updated HDFS-10614:
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Attachment: HDFS-10614.01.patch
Uploaded the patch for trunk,
> Appended blocks can be closed even before IBRs from DataNodes
> -------------------------------------------------------------
>
> Key: HDFS-10614
> URL: https://issues.apache.org/jira/browse/HDFS-10614
> Project: Hadoop HDFS
> Issue Type: Bug
> Reporter: Vinayakumar B
> Assignee: Vinayakumar B
> Attachments: HDFS-10614.01.patch
>
>
> Scenario:
> 1. Open the file for append()
> 2. Trigger append pipeline setup by adding some data.
> 3. Consider RECEIVING IBRs of DNs reaches NN first.
> 4. updatePipeline() rpc sent to namenode to update the pipeline.
> 5. Now, if complete() is called on the file even before closing the
> pipeline, then block will be COMPLETE, even before block is actually
> FINALIZED at DN side and file will be closed.
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