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https://issues.apache.org/jira/browse/MAPREDUCE-1848?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12880311#action_12880311
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Scott Chen commented on MAPREDUCE-1848:
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The failed contrib test is a known issue reported in MAPREDUCE-1834.
The patch is ready for reviewing.
In the patch we add number of speculative tasks, data local and rack local maps
in jobtrakcer instrumentation.
> Put number of speculative, data local, rack local tasks in JobTracker metrics
> -----------------------------------------------------------------------------
>
> Key: MAPREDUCE-1848
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-1848
> Project: Hadoop Map/Reduce
> Issue Type: Improvement
> Components: jobtracker
> Affects Versions: 0.22.0
> Reporter: Scott Chen
> Assignee: Scott Chen
> Fix For: 0.22.0
>
> Attachments: MAPREDUCE-1848-20100614.txt, MAPREDUCE-1848-20100617.txt
>
>
> It will be nice that we can collect these information in JobTracker metrics
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