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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-6511) BlockManager#computeInvalidateWork() could do nothing
Date Fri, 04 Jul 2014 15:16:36 GMT

    [ https://issues.apache.org/jira/browse/HDFS-6511?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14052502#comment-14052502
] 

Hudson commented on HDFS-6511:
------------------------------

FAILURE: Integrated in Hadoop-Mapreduce-trunk #1821 (See [https://builds.apache.org/job/Hadoop-Mapreduce-trunk/1821/])
HDFS-6511. BlockManager#computeInvalidateWork() could do nothing. Contributed by Juan Yu.
(wang: http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1607735)
* /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/server/blockmanagement/BlockManager.java


> BlockManager#computeInvalidateWork() could do nothing
> -----------------------------------------------------
>
>                 Key: HDFS-6511
>                 URL: https://issues.apache.org/jira/browse/HDFS-6511
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>            Reporter: Juan Yu
>            Assignee: Juan Yu
>            Priority: Minor
>             Fix For: 2.6.0
>
>         Attachments: HDFS-6511.001.patch
>
>
> BlockManager#computeInvalidateWork() uses a for loop to check certain number of DNs to
do invalidation work. but it's possible that a DN has nothing to invalidate.  
> computeInvalidateWork() should loop until really invalidate certain number of DNs. 



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