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https://issues.apache.org/jira/browse/MAPREDUCE-4194?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13262091#comment-13262091
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Hudson commented on MAPREDUCE-4194:
-----------------------------------
Integrated in Hadoop-Mapreduce-trunk-Commit #2150 (See
[https://builds.apache.org/job/Hadoop-Mapreduce-trunk-Commit/2150/])
MAPREDUCE-4194. ConcurrentModificationError in DirectoryCollection
(Jonathan Eagles via bobby) (Revision 1330552)
Result = SUCCESS
bobby : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1330552
Files :
* /hadoop/common/trunk/hadoop-mapreduce-project/CHANGES.txt
*
/hadoop/common/trunk/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/DirectoryCollection.java
*
/hadoop/common/trunk/hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/test/java/org/apache/hadoop/yarn/server/nodemanager/TestDirectoryCollection.java
> ConcurrentModificationError in DirectoryCollection
> --------------------------------------------------
>
> Key: MAPREDUCE-4194
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-4194
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Components: mrv2
> Affects Versions: 0.23.3, 2.0.0
> Reporter: Jonathan Eagles
> Assignee: Jonathan Eagles
> Fix For: 0.23.3, 2.0.0, 3.0.0
>
> Attachments: MAPREDUCE-4194.patch, MAPREDUCE-4194.patch
>
>
> As found as part of work on MAPREDUCE-4169, it is possible for a
> ConcurrentModificationException to be thrown upon disk failure.
> DirectoryCollection hands out its internal list structure that is accessed
> across multiple threads. Upon disk failure its internal list is modified,
> invalidating all current iterators to that structure.
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