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Posted to mapreduce-dev@hadoop.apache.org by "Luke Lu (JIRA)" <ji...@apache.org> on 2011/07/27 01:17:10 UTC

[jira] [Resolved] (MAPREDUCE-2651) Race condition in Linux Task Controller for job log directory creation

     [ https://issues.apache.org/jira/browse/MAPREDUCE-2651?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Luke Lu resolved MAPREDUCE-2651.
--------------------------------

            Tags: task controller,
      Resolution: Fixed
    Hadoop Flags: [Reviewed]

Committed to branch-0.20-security (will be in 205). Thanks Bharath!

> Race condition in Linux Task Controller for job log directory creation
> ----------------------------------------------------------------------
>
>                 Key: MAPREDUCE-2651
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-2651
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>          Components: task-controller
>    Affects Versions: 0.20.204.0
>            Reporter: Bharath Mundlapudi
>            Assignee: Bharath Mundlapudi
>             Fix For: 0.20.205.0
>
>         Attachments: MAPREDUCE-2651-1.patch
>
>
> There is a rare race condition in linux task controller when concurrent task processes tries to create job log directory at the same time. 

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