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https://issues.apache.org/jira/browse/HDFS-15703?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Jim Brennan resolved HDFS-15703.
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Fix Version/s: 3.2.3
3.1.5
3.4.0
3.3.1
Resolution: Fixed
Thanks [~daryn] and [~ahussein]! I have committed this to trunk, branch-3.3,
branch-3.2, and branch-3.1.
> Don't generate edits for set operations that are no-op
> ------------------------------------------------------
>
> Key: HDFS-15703
> URL: https://issues.apache.org/jira/browse/HDFS-15703
> Project: Hadoop HDFS
> Issue Type: Improvement
> Components: namenode
> Reporter: Ahmed Hussein
> Assignee: Ahmed Hussein
> Priority: Major
> Labels: pull-request-available
> Fix For: 3.3.1, 3.4.0, 3.1.5, 3.2.3
>
> Time Spent: 40m
> Remaining Estimate: 0h
>
> [~daryn] reported that setting the owner, group, or permissions to what it
> already is will generate an unnecessary edit. It should not do this to avoid
> performance issues when users unnecessarily run routine jobs to change the
> group and permissions of a project tree.
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