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https://issues.apache.org/jira/browse/YARN-7229?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16174164#comment-16174164
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Yufei Gu commented on YARN-7229:
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Fancy! Like that. Do you plan to contribute it to upstream? [~asuresh].
> Add a metric for the size of event queue in AsyncDispatcher
> -----------------------------------------------------------
>
> Key: YARN-7229
> URL: https://issues.apache.org/jira/browse/YARN-7229
> Project: Hadoop YARN
> Issue Type: Improvement
> Components: metrics, nodemanager, resourcemanager
> Affects Versions: 3.1.0
> Reporter: Yufei Gu
>
> The size of event queue in AsyncDispatcher is a good point to monitor daemon
> performance. Let's make it a RM metric.
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