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From "Kang Xiao (JIRA)" <j...@apache.org>
Subject [jira] Commented: (MAPREDUCE-2129) Job may hang if mapreduce.job.committer.setup.cleanup.needed=false and mapreduce.map/reduce.failures.maxpercent>0
Date Tue, 12 Oct 2010 13:34:35 GMT

    [ https://issues.apache.org/jira/browse/MAPREDUCE-2129?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12920187#action_12920187
] 

Kang Xiao commented on MAPREDUCE-2129:
--------------------------------------

One solution is to complete job if (!jobSetupCleanupNeeded && canLaunchJobCleanupTask())
in JobInProgress.failedTask().

Patch attached for this solution.

> Job may hang if mapreduce.job.committer.setup.cleanup.needed=false and mapreduce.map/reduce.failures.maxpercent>0
> -----------------------------------------------------------------------------------------------------------------
>
>                 Key: MAPREDUCE-2129
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-2129
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>          Components: jobtracker
>    Affects Versions: 0.20.1, 0.20.2, 0.20.3, 0.21.0, 0.21.1, 0.22.0
>            Reporter: Kang Xiao
>
> Job may hang at RUNNING state if mapreduce.job.committer.setup.cleanup.needed=false and
mapreduce.map/reduce.failures.maxpercent>0. It happens when some tasks fail but havent
reached failures.maxpercent.

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