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https://issues.apache.org/jira/browse/MAPREDUCE-1680?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Dick King updated MAPREDUCE-1680:
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Attachment: mapreduce-1680--2010-04-29.patch
OK, this adds a clause to one of the test cases in
{{TestJobTrackerInstrumentation}}, for heartbeats.
> Add a metrics to track the number of heartbeats processed
> ---------------------------------------------------------
>
> Key: MAPREDUCE-1680
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-1680
> Project: Hadoop Map/Reduce
> Issue Type: New Feature
> Reporter: Hong Tang
> Assignee: Dick King
> Fix For: 0.22.0
>
> Attachments: mapreduce-1680--2010-04-07.patch,
> mapreduce-1680--2010-04-08-for-trunk.patch, mapreduce-1680--2010-04-08.patch,
> mapreduce-1680--2010-04-29.patch
>
>
> It would be nice to add a metrics that tracks the number of heartbeats
> processed by JT.
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