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https://issues.apache.org/jira/browse/HADOOP-2?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13486624#comment-13486624
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Hudson commented on HADOOP-2:
-----------------------------
Integrated in flume-trunk #320 (See
[https://builds.apache.org/job/flume-trunk/320/])
FLUME-1653: Update Hadoop-23 profile to point to hadoop-2 alpha artifacts
(Revision 831a86fc5501a8624b184ea65e53749df31692b8)
Result = SUCCESS
> Reused Keys and Values fail with a Combiner
> -------------------------------------------
>
> Key: HADOOP-2
> URL: https://issues.apache.org/jira/browse/HADOOP-2
> Project: Hadoop Common
> Issue Type: Bug
> Reporter: Owen O'Malley
> Assignee: Owen O'Malley
> Fix For: 0.1.0
>
> Attachments: clone-map-output.patch
>
>
> If the map function reuses the key or value by destructively modifying it
> after the output.collect(key,value) call and your application uses a
> combiner, the data is corrupted by having lots of instances with the last key
> or value.
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