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https://issues.apache.org/jira/browse/YARN-8878?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16707793#comment-16707793
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Giovanni Matteo Fumarola commented on YARN-8878:
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Thanks [~belugabehr] . Are those tests related?
> Remove StringBuffer from ManagedParentQueue.java
> ------------------------------------------------
>
> Key: YARN-8878
> URL: https://issues.apache.org/jira/browse/YARN-8878
> Project: Hadoop YARN
> Issue Type: Improvement
> Components: resourcemanager
> Affects Versions: 3.2.0
> Reporter: BELUGA BEHR
> Assignee: BELUGA BEHR
> Priority: Trivial
> Attachments: YARN-8878.1.patch
>
>
> Remove all {{StringBuffer}} references from the class {{ManagedParentQueue}}.
> {{StringBuffer}} are synchronized and should be instead replaced with the
> non-synchronized {{StringBuilder}}. However, in this case, just use {{SLF4J}}
> parameter logging.
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