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https://issues.apache.org/jira/browse/HDFS-15484?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17165492#comment-17165492
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Yang Yun edited comment on HDFS-15484 at 7/27/20, 7:34 AM:
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Update a new patch HDFS-15484.new_method.patch.
Add a new solution to implement new method 'batchRename' for batch rename.
FYI.
was (Author: hadoop_yangyun):
Update a new patch HDFS-15484.new_method.patch.
Add a new solution to impliment new method 'batchRename' for batch rename. FYI.
> Add option in enum Rename to suport batch rename
> ------------------------------------------------
>
> Key: HDFS-15484
> URL: https://issues.apache.org/jira/browse/HDFS-15484
> Project: Hadoop HDFS
> Issue Type: Improvement
> Components: dfsclient, namenode, performance
> Reporter: Yang Yun
> Assignee: Yang Yun
> Priority: Minor
> Attachments: HDFS-15484.001.patch, HDFS-15484.new_method.patch
>
>
> Sometime we need rename many files after a task, add a new option in enum
> Rename to support batch rename, which only need one RPC and one lock. For
> example,
> rename(new Path("/dir1/f1::/dir2/f2"), new Path("/dir3/f1::dir4/f4"),
> Rename.BATCH)
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