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https://issues.apache.org/jira/browse/YARN-7351?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16212937#comment-16212937
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Eric Yang commented on YARN-7351:
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+1 for disabling TCP channel for now.
> High CPU usage issue in RegistryDNS
> -----------------------------------
>
> Key: YARN-7351
> URL: https://issues.apache.org/jira/browse/YARN-7351
> Project: Hadoop YARN
> Issue Type: Sub-task
> Reporter: Jian He
> Assignee: Jian He
> Attachments: YARN-7351.yarn-native-services.01.patch,
> YARN-7351.yarn-native-services.02.patch,
> YARN-7351.yarn-native-services.03.patch,
> YARN-7351.yarn-native-services.03.patch
>
>
> Thanks [~aw] for finding this issue.
> The current RegistryDNS implementation is always running on high CPU and
> pretty much eats one core.
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