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https://issues.apache.org/jira/browse/HDFS-3746?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13426482#comment-13426482
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Ashish Singhi commented on HDFS-3746:
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Hi.
This issue looks to be similar to HDFS-3295.
I have already uploaded a patch there some time back. Do you mind taking a look
at the patch and have a run with that.
If that patch solves your issue, then we can duplicate one.
> Invalid counter tag in HDFS balancer which lead to infinite loop
> ----------------------------------------------------------------
>
> Key: HDFS-3746
> URL: https://issues.apache.org/jira/browse/HDFS-3746
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: balancer
> Affects Versions: 2.1.0-alpha, 3.0.0
> Reporter: meng gong
> Assignee: meng gong
> Labels: patch
> Fix For: 2.1.0-alpha, 3.0.0
>
>
> Everytime banlancer try to move a block cross the rack. For every
> NameNodeConnector it will instance a new banlancer. The tag
> notChangedIterations is reseted to 0. Then it won't reach 5 and exit the
> thread for not moved in 5 consecutive iterations. This lead to a infinite loop
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