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https://issues.apache.org/jira/browse/YARN-9010?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16703996#comment-16703996
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Wangda Tan commented on YARN-9010:
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Committed to trunk, thanks [~tangzhankun].
> Fix the incorrect trailing slash deletion in constructor method of
> CGroupsHandlerImpl
> -------------------------------------------------------------------------------------
>
> Key: YARN-9010
> URL: https://issues.apache.org/jira/browse/YARN-9010
> Project: Hadoop YARN
> Issue Type: Bug
> Reporter: Zhankun Tang
> Assignee: Zhankun Tang
> Priority: Major
> Fix For: 3.3.0
>
> Attachments: YARN-9010-trunk-001.patch
>
>
> In constructor method of CGroupsHandlerImpl:
> {code:java}
> this.cGroupPrefix = conf.get(YarnConfiguration.
> NM_LINUX_CONTAINER_CGROUPS_HIERARCHY, "/hadoop-yarn")
> .replaceAll("^/", "").replaceAll("$/", "");{code}
> The "$/" regex expression is not working. And "^/" for leading slash handling
> is also not good enough.
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