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https://issues.apache.org/jira/browse/HDFS-17646?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Zhaobo Huang updated HDFS-17646:
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    Description: Limit the maximum number of overutilized datanodes to avoid 
excessive nodes affecting cluster stability.  (was: Limit the number of topN 
nodes to avoid excessive nodes affecting cluster stability.)

> Add Option to limit Balancer overUtilized nodes num in each iteration.
> ----------------------------------------------------------------------
>
>                 Key: HDFS-17646
>                 URL: https://issues.apache.org/jira/browse/HDFS-17646
>             Project: Hadoop HDFS
>          Issue Type: New Feature
>            Reporter: Zhaobo Huang
>            Assignee: Zhaobo Huang
>            Priority: Major
>              Labels: pull-request-available
>
> Limit the maximum number of overutilized datanodes to avoid excessive nodes 
> affecting cluster stability.



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