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From "Amar Kamat (JIRA)" <j...@apache.org>
Subject [jira] Updated: (HADOOP-5166) JobTracker fails to restart if recovery and ACLs are enabled
Date Wed, 04 Feb 2009 13:55:59 GMT

     [ https://issues.apache.org/jira/browse/HADOOP-5166?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Amar Kamat updated HADOOP-5166:
-------------------------------

    Attachment: HADOOP-5166-v1.0.patch

A straightforward fix. In {{JobTracker.java}}, moving the access check to {{submitJob()}}
instead of {{addJob()}}. 

> JobTracker fails to restart if recovery and ACLs are enabled
> ------------------------------------------------------------
>
>                 Key: HADOOP-5166
>                 URL: https://issues.apache.org/jira/browse/HADOOP-5166
>             Project: Hadoop Core
>          Issue Type: Bug
>    Affects Versions: 0.20.0
>            Reporter: Karam Singh
>         Attachments: HADOOP-5166-v1.0.patch
>
>
> JobTracker fails to restart and throw NullPointerException when mapred.jobtracker.restart.recover
and mapred.acls.enabled are set to true
> 2009-02-04 12:28:19,834 FATAL org.apache.hadoop.mapred.JobTracker: java.lang.NullPointerException
>         at org.apache.hadoop.mapred.QueueManager.hasAccess(QueueManager.java:185)
>         at org.apache.hadoop.mapred.JobTracker.checkAccess(JobTracker.java:2694)
>         at org.apache.hadoop.mapred.JobTracker.addJob(JobTracker.java:2663)
>         at org.apache.hadoop.mapred.JobTracker.access$2300(JobTracker.java:86)
>         at org.apache.hadoop.mapred.JobTracker$RecoveryManager.recover(JobTracker.java:1099)
>         at org.apache.hadoop.mapred.JobTracker.offerS

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