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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-6595) Configure the maximum threads allowed for balancing on datanodes
Date Thu, 26 Jun 2014 14:32:27 GMT

    [ https://issues.apache.org/jira/browse/HDFS-6595?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14044705#comment-14044705
] 

Hudson commented on HDFS-6595:
------------------------------

SUCCESS: Integrated in Hadoop-Hdfs-trunk #1786 (See [https://builds.apache.org/job/Hadoop-Hdfs-trunk/1786/])
HDFS-6595. Allow the maximum threads for balancing on datanodes to be configurable. Contributed
by Benoy Antony (szetszwo: http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1605565)
* /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
* /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSConfigKeys.java
* /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/balancer/Balancer.java
* /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/DataXceiverServer.java
* /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/balancer/TestBalancer.java


> Configure the maximum threads allowed for balancing on datanodes
> ----------------------------------------------------------------
>
>                 Key: HDFS-6595
>                 URL: https://issues.apache.org/jira/browse/HDFS-6595
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>          Components: balancer, datanode
>            Reporter: Benoy Antony
>            Assignee: Benoy Antony
>            Priority: Minor
>             Fix For: 2.5.0
>
>         Attachments: HDFS-6595.patch, HDFS-6595.patch
>
>
> Currently datanode allows a max of 5 threads to be used for balancing.
> In some cases, , it may make sense to use a different number of threads to the purpose
of moving.



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