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https://issues.apache.org/jira/browse/HDFS-12422?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16401170#comment-16401170
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Chris Douglas commented on HDFS-12422:
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bq. do you know anybody fit for reviewing this?
[~shv], if he has cycles.
> Replace DataNode in Pipeline when waiting for Last Packet fails
> ---------------------------------------------------------------
>
> Key: HDFS-12422
> URL: https://issues.apache.org/jira/browse/HDFS-12422
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: hdfs, hdfs-client
> Reporter: Lukas Majercak
> Assignee: Lukas Majercak
> Priority: Major
> Labels: hdfs
> Attachments: HDFS-12422.001.patch, HDFS-12422.002.patch
>
>
> # Create a file with replicationFactor = 4, minReplicas = 2
> # Fail waiting for the last packet, followed by 2 exceptions when recovering
> the leftover pipeline
> # The leftover pipeline will only have one DN and NN will never close such
> block, resulting in failure to write
> The block will stay there forever, unable to be replicated, ultimately going
> missing.
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