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https://issues.apache.org/jira/browse/HDFS-13715?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16530834#comment-16530834
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Hudson commented on HDFS-13715:
-------------------------------

SUCCESS: Integrated in Jenkins build Hadoop-trunk-Commit #14517 (See 
[https://builds.apache.org/job/Hadoop-trunk-Commit/14517/])
HDFS-13715:diskbalancer does not work if one of the blockpools are empty 
(bharat: rev 59a3038bc3d7913dca3de971026bc32cef536a2d)
* (edit) 
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/fsdataset/impl/FsDatasetImpl.java
* (edit) 
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/diskbalancer/TestDiskBalancer.java
* (edit) 
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/DiskBalancer.java


> diskbalancer does not work if one of the blockpools are empty on a Federated 
> cluster
> ------------------------------------------------------------------------------------
>
>                 Key: HDFS-13715
>                 URL: https://issues.apache.org/jira/browse/HDFS-13715
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: diskbalancer
>            Reporter: Namit Maheshwari
>            Assignee: Bharat Viswanadham
>            Priority: Major
>             Fix For: 3.2.0, 3.1.1
>
>         Attachments: HDFS-13715.00.patch
>
>
> Try to run diskbalancer when one of the blockpools are empty on a Federated 
> cluster.
> diskbalancer process run and completes successfully within seconds. Actual 
> disk balancing does not happen. 
> cc - [~bharatviswa], [~anu]



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