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From "Andrew Wang (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-6511) BlockManager#computeInvalidateWork() could do nothing
Date Thu, 03 Jul 2014 20:08:34 GMT

    [ https://issues.apache.org/jira/browse/HDFS-6511?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14051862#comment-14051862
] 

Andrew Wang commented on HDFS-6511:
-----------------------------------

+1 LGTM, will commit this shortly.

> 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
>         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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