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Posted to common-dev@hadoop.apache.org by "Hemanth Yamijala (JIRA)" <ji...@apache.org> on 2009/05/12 15:41:45 UTC

[jira] Resolved: (HADOOP-5641) Possible NPE in CapacityScheduler's MemoryMatcher

     [ https://issues.apache.org/jira/browse/HADOOP-5641?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Hemanth Yamijala resolved HADOOP-5641.
--------------------------------------

       Resolution: Fixed
    Fix Version/s: 0.20.1
         Assignee: Hemanth Yamijala  (was: rahul k singh)
     Hadoop Flags: [Reviewed]

I just committed this to trunk and branch 0.20

> Possible NPE in CapacityScheduler's MemoryMatcher
> -------------------------------------------------
>
>                 Key: HADOOP-5641
>                 URL: https://issues.apache.org/jira/browse/HADOOP-5641
>             Project: Hadoop Core
>          Issue Type: Bug
>            Reporter: Vinod K V
>            Assignee: Hemanth Yamijala
>             Fix For: 0.20.1
>
>         Attachments: HADOOP-5641.patch
>
>
> MemoryMatches does a job lookup based on a JobID in its getMemReservedForTasks(TaskTrackerStatus taskTracker) method. By this time, job might have been removed from JT's memory resulting in a NPE.

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