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From "Devaraj Das (JIRA)" <j...@apache.org>
Subject [jira] Resolved: (MAPREDUCE-807) Stray user files in mapred.system.dir with permissions other than 777 can prevent the jobtracker from starting up.
Date Mon, 24 Aug 2009 11:20:59 GMT

     [ https://issues.apache.org/jira/browse/MAPREDUCE-807?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Devaraj Das resolved MAPREDUCE-807.
-----------------------------------

       Resolution: Fixed
    Fix Version/s: 0.20.1

I just committed this. Thanks, Amar!

> Stray user files in mapred.system.dir with permissions other than 777 can prevent the
jobtracker from starting up.
> ------------------------------------------------------------------------------------------------------------------
>
>                 Key: MAPREDUCE-807
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-807
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>          Components: jobtracker
>            Reporter: Amar Kamat
>            Assignee: Amar Kamat
>            Priority: Blocker
>             Fix For: 0.20.1
>
>         Attachments: MAPRED-807-v1.1.patch, MAPRED-807-v1.2.patch, MAPRED-807-v1.3.patch,
MAPRED-807-v1.4.patch, MAPRED-807-v1.6.patch, MAPRED-807-v1.7.patch, MAPREDUCE-807-v1.6-branch-0.20.patch,
MAPREDUCE-807-v1.7-branch-0.20.patch
>
>
> With restart disabled, the jobtracker does a _rm -rf_ of the mapred.system.dir. If the
mapred.system.dir contains user files with permissions other than 777 then the jobtracker
gets stuck in a loop trying to delete the mapred.system.dir (and each time failing with AccessControlException).

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