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https://issues.apache.org/jira/browse/HDFS-5648?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13844971#comment-13844971
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Arpit Agarwal commented on HDFS-5648:
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Updated patch to follow - this one breaks a few tests.
> Get rid of perVolumeReplicaMap
> ------------------------------
>
> Key: HDFS-5648
> URL: https://issues.apache.org/jira/browse/HDFS-5648
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Components: datanode
> Affects Versions: Heterogeneous Storage (HDFS-2832)
> Reporter: Arpit Agarwal
> Assignee: Arpit Agarwal
> Attachments: h5648.02.patch
>
>
> The perVolumeReplicaMap in FsDatasetImpl.java is not necessary and can be
> removed. We continue to use the existing volumeMap.
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