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Posted to mapreduce-issues@hadoop.apache.org by "Benoy Antony (JIRA)" <ji...@apache.org> on 2012/05/22 00:05:41 UTC
[jira] [Commented] (MAPREDUCE-2452) Delegation token cancellation
shouldn't hold global JobTracker lock
[ https://issues.apache.org/jira/browse/MAPREDUCE-2452?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13280536#comment-13280536 ]
Benoy Antony commented on MAPREDUCE-2452:
-----------------------------------------
I removed my patch for 22. The latest patch for trunk is good for 22
> Delegation token cancellation shouldn't hold global JobTracker lock
> -------------------------------------------------------------------
>
> Key: MAPREDUCE-2452
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-2452
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Components: jobtracker
> Affects Versions: 0.22.0
> Reporter: Devaraj Das
> Assignee: Devaraj Das
> Fix For: 0.23.0
>
> Attachments: cancel-delegation-token-fix-trunk.patch, cancel-delegation-token-fix-trunk.patch, cancel-delegation-token-fix.patch, cancel-delegation-token-fix.patch, cancel-delegation-token-fix.patch
>
>
> Currently, when the JobTracker cancels a job's delegation token (at the end of the job), it holds the global lock. This is not desired.
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