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https://issues.apache.org/jira/browse/HDFS-7596?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14272653#comment-14272653
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Arpit Agarwal commented on HDFS-7596:
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Thanks for the review and commit Chris!
> NameNode should prune dead storages from storageMap
> ---------------------------------------------------
>
> Key: HDFS-7596
> URL: https://issues.apache.org/jira/browse/HDFS-7596
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: namenode
> Affects Versions: 2.6.0
> Reporter: Arpit Agarwal
> Assignee: Arpit Agarwal
> Fix For: 2.7.0
>
> Attachments: HDFS-7596.01.patch, HDFS-7596.02.patch
>
>
> The NameNode must be able to prune storages that are no longer reported by
> the DataNode and that have no blocks associated. These stale storages can
> skew the balancer behavior.
> Detailed discussion on HDFS-7575.
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