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https://issues.apache.org/jira/browse/YARN-11668?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17831304#comment-17831304
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ASF GitHub Bot commented on YARN-11668:
---------------------------------------
zuston opened a new pull request, #6681:
URL: https://github.com/apache/hadoop/pull/6681
### Description of PR
This PR is to fix concurrent modification exception that will make RM crash
due to the concurrent node attributes update for one node manager.
### How was this patch tested?
Existing tests.
### 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
2.0](http://www.apache.org/legal/resolved.html#category-a)?
- [ ] If applicable, have you updated the `LICENSE`, `LICENSE-binary`,
`NOTICE-binary` files?
> Potential concurrent modification exception for node attributes of node
> manager
> -------------------------------------------------------------------------------
>
> Key: YARN-11668
> URL: https://issues.apache.org/jira/browse/YARN-11668
> Project: Hadoop YARN
> Issue Type: Bug
> Reporter: Junfan Zhang
> Priority: Major
> Labels: pull-request-available
> Attachments: img_v3_029c_55ac6b50-64aa-4cbe-81a0-5f8d22c623fg.jpg
>
>
> The RM crash when encoutering the following the stacktrace in the attachment.
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