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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-8143) HDFS Mover tool should exit after some retry when failed to move blocks.
Date Thu, 14 May 2015 15:49:11 GMT

    [ https://issues.apache.org/jira/browse/HDFS-8143?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14543901#comment-14543901
] 

Hudson commented on HDFS-8143:
------------------------------

SUCCESS: Integrated in Hadoop-Mapreduce-trunk #2143 (See [https://builds.apache.org/job/Hadoop-Mapreduce-trunk/2143/])
HDFS-8143. Mover should exit after some retry when failed to move blocks.  Contributed by
surendra singh lilhore (szetszwo: rev cdec12d1b84d444e13bf997c817643ec24aaa832)
* hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSConfigKeys.java
* hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/mover/Mover.java
* hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/mover/TestMover.java


> HDFS Mover tool should exit after some retry when failed to move blocks.
> ------------------------------------------------------------------------
>
>                 Key: HDFS-8143
>                 URL: https://issues.apache.org/jira/browse/HDFS-8143
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>          Components: balancer & mover
>    Affects Versions: 2.6.0
>            Reporter: surendra singh lilhore
>            Assignee: surendra singh lilhore
>            Priority: Minor
>             Fix For: 2.7.1
>
>         Attachments: HDFS-8143.patch, HDFS-8143_1.patch, HDFS-8143_2.patch, HDFS-8143_3.patch
>
>
> Mover is not coming out in case of failed to move blocks.
> {code}
> hasRemaining |= Dispatcher.waitForMoveCompletion(storages.targets.values());
> {code}
> {{Dispatcher.waitForMoveCompletion()}} will always return true if some blocks migration
failed. So hasRemaining never become false.



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