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https://issues.apache.org/jira/browse/HDFS-4700?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13633395#comment-13633395
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Tsz Wo (Nicholas), SZE commented on HDFS-4700:
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The patch looks good. My only concern is that the reference count seems not
being updated in undo.
Also why add verify to addSpaceConsumed? Is it for quota check?
> Fix the undo section of rename with snapshots
> ---------------------------------------------
>
> Key: HDFS-4700
> URL: https://issues.apache.org/jira/browse/HDFS-4700
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Components: namenode
> Reporter: Jing Zhao
> Assignee: Jing Zhao
> Attachments: HDFS-4700.000.patch, HDFS-4700.001.patch
>
>
> If a rename operation fails in the middle, the current undo section does not
> clear the diff list. This jira aims to fix the undo logic and adds
> corresponding unit tests.
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