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https://issues.apache.org/jira/browse/YARN-3293?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14349068#comment-14349068
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Varun Vasudev commented on YARN-3293:
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Some metrics to track - number of allocations, number of completed containers,
number of node heartbeats, last container allocation time, last completed
container time, last heartbeat time from any container
> Track and display capacity scheduler health metrics in web UI
> -------------------------------------------------------------
>
> Key: YARN-3293
> URL: https://issues.apache.org/jira/browse/YARN-3293
> Project: Hadoop YARN
> Issue Type: Improvement
> Components: capacityscheduler
> Reporter: Varun Vasudev
> Assignee: Varun Vasudev
>
> It would be good to display metrics that let users know about the health of
> the capacity scheduler in the web UI. Today it is hard to get an idea if the
> capacity scheduler is functioning correctly. Metrics such as the time for the
> last allocation, etc.
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