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https://issues.apache.org/jira/browse/MAPREDUCE-4614?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Daryn Sharp updated MAPREDUCE-4614:
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Attachment: MAPREDUCE-4614.patch
MAPREDUCE-4614.branch-23.patch
> Simplify debugging a job's tokens
> ---------------------------------
>
> Key: MAPREDUCE-4614
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-4614
> Project: Hadoop Map/Reduce
> Issue Type: Improvement
> Components: client, task
> Affects Versions: 0.23.3, 3.0.0, 2.2.0-alpha
> Reporter: Daryn Sharp
> Assignee: Daryn Sharp
> Attachments: MAPREDUCE-4614.branch-23.patch, MAPREDUCE-4614.patch
>
>
> It's exceedingly difficult to debug token issues with a job. Sometimes
> tokens appear to be missing, or have the wrong service, etc. It would be
> much easier if job submission logged the tokens submitted, and if tasks
> logged the tokens they received.
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