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https://issues.apache.org/jira/browse/MAPREDUCE-2231?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12977450#action_12977450
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Greg Roelofs commented on MAPREDUCE-2231:
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Note that heuristic blacklisting doesn't work very well in the first place.
See MAPREDUCE-1966 for more info.
> Blacklisted TT reset time should be configurable
> ------------------------------------------------
>
> Key: MAPREDUCE-2231
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-2231
> Project: Hadoop Map/Reduce
> Issue Type: New Feature
> Components: jobtracker
> Reporter: Bochun Bai
> Attachments: MAPREDUCE-2231-v1.patch, MAPREDUCE-2231-v2.patch,
> MAPREDUCE-2231-v3.patch
>
>
> A TaskTracker in the blacklist will be reset to healthy state after a day.
> "after a day" should be configurable.
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