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From "Owen O'Malley (JIRA)" <j...@apache.org>
Subject [jira] [Resolved] (MAPREDUCE-2846) a small % of all tasks fail with DefaultTaskController
Date Wed, 24 Aug 2011 23:59:29 GMT

     [ https://issues.apache.org/jira/browse/MAPREDUCE-2846?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Owen O'Malley resolved MAPREDUCE-2846.
--------------------------------------

       Resolution: Fixed
    Fix Version/s: 0.23.0
                   0.20.204.0
     Hadoop Flags: [Reviewed]

I just committed this.

> a small % of all tasks fail with DefaultTaskController
> ------------------------------------------------------
>
>                 Key: MAPREDUCE-2846
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-2846
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>          Components: task, task-controller, tasktracker
>    Affects Versions: 0.20.204.0
>            Reporter: Allen Wittenauer
>            Assignee: Owen O'Malley
>            Priority: Blocker
>             Fix For: 0.20.204.0, 0.23.0
>
>         Attachments: sync-trunk.patch, sync.patch
>
>
> After upgrading our test 0.20.203 grid to 0.20.204-rc2, we ran terasort to verify operation.
 While the job completed successfully, approx 10% of the tasks failed with task runner execution
errors and the inability to create symlinks for attempt logs.

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