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https://issues.apache.org/jira/browse/YARN-11672?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17837345#comment-17837345
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ASF GitHub Bot commented on YARN-11672:
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brumi1024 opened a new pull request, #6734:
URL: https://github.com/apache/hadoop/pull/6734
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### Description of PR
The base cgroup v2 handler classes.
### How was this patch tested?
Unit test, deployed it to a cluster and checked if the NMs are able to start
with cgroup v2 enabled.
### For code changes:
- [ ] Does the title or this PR starts with the corresponding JIRA issue id
(e.g. 'HADOOP-17799. Your PR title ...')?
- [ ] Object storage: have the integration tests been executed and the
endpoint declared according to the connector-specific documentation?
- [ ] If adding new dependencies to the code, are these dependencies
licensed in a way that is compatible for inclusion under [ASF
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> Create a CgroupHandler implementation for cgroup v2
> ---------------------------------------------------
>
> Key: YARN-11672
> URL: https://issues.apache.org/jira/browse/YARN-11672
> Project: Hadoop YARN
> Issue Type: Sub-task
> Reporter: Benjamin Teke
> Assignee: Benjamin Teke
> Priority: Major
>
> [CGroupsHandler's|https://github.com/apache/hadoop/blob/69b328943edf2f61c8fc139934420e3f10bf3813/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/linux/resources/CGroupsHandler.java#L36]
> current implementation holds the functionality to mount and setup the YARN
> specific cgroup v1 functionality. A similar v2 implementation should be
> created that allows initialising the v2 structure.
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