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From "Gera Shegalov (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (MAPREDUCE-6293) Set job classloader on uber-job's LocalContainerLauncher event thread
Date Tue, 21 Apr 2015 21:30:59 GMT

     [ https://issues.apache.org/jira/browse/MAPREDUCE-6293?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Gera Shegalov updated MAPREDUCE-6293:
-------------------------------------
       Resolution: Fixed
    Fix Version/s: 2.8.0
     Hadoop Flags: Reviewed
           Status: Resolved  (was: Patch Available)

Thanks [~sjlee0] for contribution! Committed to trunk and branch-2.

> Set job classloader on uber-job's LocalContainerLauncher event thread
> ---------------------------------------------------------------------
>
>                 Key: MAPREDUCE-6293
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-6293
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>          Components: mr-am
>    Affects Versions: 2.6.0
>            Reporter: Sangjin Lee
>            Assignee: Sangjin Lee
>             Fix For: 2.8.0
>
>         Attachments: MAPREDUCE-6293.001.patch, MAPREDUCE-6293.002.patch, MAPREDUCE-6293.003.patch
>
>
> An uberized job fails if the job classloader is enabled and the job needs to use the
thread context classloader to load a class. Some example error in the log:
> {quote}
> 2015-03-23 23:28:34,675 INFO [main\] org.apache.hadoop.mapreduce.v2.util.MRApps: Creating
job classloader
> ...
> 2015-03-23 23:28:42,096 ERROR [uber-SubtaskRunner\] cascading.provider.ServiceLoader:
unable to find service class: cascading.tuple.hadoop.collect.HadoopTupleMapFactory, with exception:
java.lang.ClassNotFoundException: cascading.tuple.hadoop.collect.HadoopTupleMapFactory
> {quote}



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