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https://issues.apache.org/jira/browse/HDFS-10779?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Kihwal Lee updated HDFS-10779:
------------------------------
Resolution: Fixed
Hadoop Flags: Reviewed
Fix Version/s: 3.0.0-alpha2
2.8.0
Status: Resolved (was: Patch Available)
Committed this to trunk through branch-2.8.
> Rename does not need to re-solve destination
> --------------------------------------------
>
> Key: HDFS-10779
> URL: https://issues.apache.org/jira/browse/HDFS-10779
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Components: hdfs
> Reporter: Daryn Sharp
> Assignee: Daryn Sharp
> Fix For: 2.8.0, 3.0.0-alpha2
>
> Attachments: HDFS-10779.patch
>
>
> Rename uses {{FSDirectory.isDir(String)}} to determine if the destination is
> a directory. This dissect the path, creates an IIP, checks if the last inode
> is a directory. The rename operations already have the IIP and can check it
> directly.
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