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https://issues.apache.org/jira/browse/HDFS-3605?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13414546#comment-13414546
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Todd Lipcon commented on HDFS-3605:
-----------------------------------
TestPipelinesFailover is probably related. I'll look into that.
> Block mistakenly marked corrupt during edit log catchup phase of failover
> -------------------------------------------------------------------------
>
> Key: HDFS-3605
> URL: https://issues.apache.org/jira/browse/HDFS-3605
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: ha, name-node
> Affects Versions: 2.0.0-alpha, 2.0.1-alpha
> Reporter: Brahma Reddy Battula
> Assignee: Todd Lipcon
> Attachments: HDFS-3605.patch, TestAppendBlockMiss.java, hdfs-3605.txt
>
>
> Open file for append
> Write data and sync.
> After next log roll and editlog tailing in standbyNN close the append stream.
> Call append multiple times on the same file, before next editlog roll.
> Now abruptly kill the current active namenode.
> Here block is missed..
> this may be because of All latest blocks were queued in StandBy Namenode.
> During failover, first OP_CLOSE was processing the pending queue and adding
> the block to corrupted block.
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