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https://issues.apache.org/jira/browse/HDFS-9502?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Anu Engineer updated HDFS-9502:
-------------------------------
Issue Type: Improvement (was: Sub-task)
Parent: (was: HDFS-10576)
> DiskBalancer : Replace Node and Data Density with Weighted Mean and Variance
> ----------------------------------------------------------------------------
>
> Key: HDFS-9502
> URL: https://issues.apache.org/jira/browse/HDFS-9502
> Project: Hadoop HDFS
> Issue Type: Improvement
> Components: datanode
> Reporter: Anu Engineer
> Assignee: Anu Engineer
> Attachments: HDFS-9502-HDFS-1312.001.patch
>
>
> We use notions called Data Density which are based are similar to weighted
> mean and variance. Make sure that computations map directly to these concepts
> since it is easier to understand them than the density as defined in Disk
> Balancer now.
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