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https://issues.apache.org/jira/browse/YARN-2802?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14209401#comment-14209401
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zhihai xu commented on YARN-2802:
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Attached a new patch YARN-2802.002.patch to rebase to latest code.
> add AM container launch and register delay metrics in QueueMetrics to help
> diagnose performance issue.
> ------------------------------------------------------------------------------------------------------
>
> Key: YARN-2802
> URL: https://issues.apache.org/jira/browse/YARN-2802
> Project: Hadoop YARN
> Issue Type: Improvement
> Components: resourcemanager
> Affects Versions: 2.5.0
> Reporter: zhihai xu
> Assignee: zhihai xu
> Attachments: YARN-2802.000.patch, YARN-2802.001.patch,
> YARN-2802.002.patch
>
>
> add AM container launch and register delay metrics in QueueMetrics to help
> diagnose performance issue.
> Added two metrics in QueueMetrics:
> aMLaunchDelay: the time spent from sending event AMLauncherEventType.LAUNCH
> to receiving event RMAppAttemptEventType.LAUNCHED in RMAppAttemptImpl.
> aMRegisterDelay: the time waiting from receiving event
> RMAppAttemptEventType.LAUNCHED to receiving event
> RMAppAttemptEventType.REGISTERED(ApplicationMasterService#registerApplicationMaster)
> in RMAppAttemptImpl.
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