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https://issues.apache.org/jira/browse/HDFS-15344?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Xiaoyu Yao resolved HDFS-15344.
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Fix Version/s: 3.4.0
Hadoop Flags: Reviewed
Resolution: Fixed
Thanks all for the reviews. The PR has been merged to trunk.
> DataNode#checkSuperuserPrivilege should use UGI#getGroups after HADOOP-13442
> ----------------------------------------------------------------------------
>
> Key: HDFS-15344
> URL: https://issues.apache.org/jira/browse/HDFS-15344
> Project: Hadoop HDFS
> Issue Type: Improvement
> Affects Versions: 2.7.5
> Reporter: Xiaoyu Yao
> Assignee: Xiaoyu Yao
> Priority: Major
> Fix For: 3.4.0
>
>
> HADOOP-13442 added UGI#getGroups to avoid list->array->list conversions. This
> ticket is opened to change DataNode#checkSuperuserPrivilege to use
> UGI#getGroups.
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