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https://issues.apache.org/jira/browse/MAPREDUCE-4887?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13537884#comment-13537884
]
Hudson commented on MAPREDUCE-4887:
-----------------------------------
Integrated in Hadoop-Mapreduce-trunk #1291 (See
[https://builds.apache.org/job/Hadoop-Mapreduce-trunk/1291/])
MAPREDUCE-4887. Add RehashPartitioner, to smooth distributions with poor
implementations of Object#hashCode(). Contributed by Radim Kolar. (Revision
1424158)
Result = SUCCESS
cutting :
http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1424158
Files :
* /hadoop/common/trunk/hadoop-mapreduce-project/CHANGES.txt
*
/hadoop/common/trunk/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapreduce/lib/partition/RehashPartitioner.java
*
/hadoop/common/trunk/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/test/java/org/apache/hadoop/mapreduce/lib/partition
*
/hadoop/common/trunk/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/test/java/org/apache/hadoop/mapreduce/lib/partition/TestRehashPartitioner.java
> Rehashing partitioner for better distribution
> ---------------------------------------------
>
> Key: MAPREDUCE-4887
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-4887
> Project: Hadoop Map/Reduce
> Issue Type: New Feature
> Reporter: Radim Kolar
> Assignee: Radim Kolar
> Fix For: 3.0.0
>
> Attachments: rehash1.txt, rehash2.txt, rehash3.txt, rehash4.txt
>
>
> rehash value returned by Object.hashCode() to get better distribution
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