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Posted to mapreduce-issues@hadoop.apache.org by "Arun C Murthy (JIRA)" <ji...@apache.org> on 2011/01/20 23:04:46 UTC
[jira] Created: (MAPREDUCE-2278) DistributedCache shouldn't hold a
ref to JobConf
DistributedCache shouldn't hold a ref to JobConf
------------------------------------------------
Key: MAPREDUCE-2278
URL: https://issues.apache.org/jira/browse/MAPREDUCE-2278
Project: Hadoop Map/Reduce
Issue Type: Bug
Components: distributed-cache, tasktracker
Affects Versions: 0.20.2
Reporter: Arun C Murthy
Assignee: Chris Douglas
Fix For: 0.23.0
The reference is unnecessary, leads to a memory leak.
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[jira] [Commented] (MAPREDUCE-2278) DistributedCache shouldn't hold
a ref to JobConf
Posted by "Abhijit Suresh Shingate (JIRA)" <ji...@apache.org>.
[ https://issues.apache.org/jira/browse/MAPREDUCE-2278?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13067713#comment-13067713 ]
Abhijit Suresh Shingate commented on MAPREDUCE-2278:
----------------------------------------------------
I guess following is the change you were referring to.
Changelog for TaskTracker
http://svn.apache.org/viewvc/hadoop/common/branches/branch-0.20-security-202/src/mapred/org/apache/hadoop/mapred/TaskTracker.java?view=log
--------------------------------------------------------------------------------
Revision 1077735 - (view) (download) (annotate) - [select for diffs]
Modified Fri Mar 4 04:49:48 2011 UTC (4 months, 2 weeks ago) by omalley
Original Path: hadoop/common/branches/branch-0.20-security-patches/src/mapred/org/apache/hadoop/mapred/TaskTracker.java
File length: 137307 byte(s)
Diff to previous 1077733 (colored)
commit 5d38d6c838173c96f222610aaf184a50d97e08f7
Author: Chris Douglas <cd...@apache.org>
Date: Thu Oct 7 12:11:36 2010 -0700
. Remove unnecessary reference to user configuration from TaskDistributedCacheManager causing memory leaks
I guess we can close this defect in this case.
> DistributedCache shouldn't hold a ref to JobConf
> ------------------------------------------------
>
> Key: MAPREDUCE-2278
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-2278
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Components: distributed-cache, tasktracker
> Affects Versions: 0.20.2
> Reporter: Arun C Murthy
> Assignee: Chris Douglas
> Fix For: 0.23.0
>
>
> The reference is unnecessary, leads to a memory leak.
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[jira] [Resolved] (MAPREDUCE-2278) DistributedCache shouldn't hold
a ref to JobConf
Posted by "Arun C Murthy (Resolved) (JIRA)" <ji...@apache.org>.
[ https://issues.apache.org/jira/browse/MAPREDUCE-2278?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Arun C Murthy resolved MAPREDUCE-2278.
--------------------------------------
Resolution: Fixed
Fix Version/s: (was: 0.23.0)
0.20.203.0
Fixed in 0.20.203, not relevant for MR2.
> DistributedCache shouldn't hold a ref to JobConf
> ------------------------------------------------
>
> Key: MAPREDUCE-2278
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-2278
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Components: distributed-cache, tasktracker
> Affects Versions: 0.20.2
> Reporter: Arun C Murthy
> Assignee: Chris Douglas
> Fix For: 0.20.203.0
>
>
> The reference is unnecessary, leads to a memory leak.
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[jira] [Commented] (MAPREDUCE-2278) DistributedCache shouldn't hold
a ref to JobConf
Posted by "Abhijit Suresh Shingate (JIRA)" <ji...@apache.org>.
[ https://issues.apache.org/jira/browse/MAPREDUCE-2278?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13067619#comment-13067619 ]
Abhijit Suresh Shingate commented on MAPREDUCE-2278:
----------------------------------------------------
Hi Arun,Chris,
Which hadoop version and Which part of DistributedCache code are you referring to?
Thanks & Regards,
Abhijit
> DistributedCache shouldn't hold a ref to JobConf
> ------------------------------------------------
>
> Key: MAPREDUCE-2278
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-2278
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Components: distributed-cache, tasktracker
> Affects Versions: 0.20.2
> Reporter: Arun C Murthy
> Assignee: Chris Douglas
> Fix For: 0.23.0
>
>
> The reference is unnecessary, leads to a memory leak.
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