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https://issues.apache.org/jira/browse/HDFS-5486?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13818640#comment-13818640
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Junping Du commented on HDFS-5486:
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+1. new patch looks good to me. We can have something like #DIRS_PER_DATANODE
shortly. In future, we may add additional parameter on startDataNodes with num
of DIRs (which is equal to storages or volumes). Shall we?
> Fix TestNameNodeMetrics
> -----------------------
>
> Key: HDFS-5486
> URL: https://issues.apache.org/jira/browse/HDFS-5486
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Components: test
> Affects Versions: Heterogeneous Storage (HDFS-2832)
> Reporter: Arpit Agarwal
> Assignee: Arpit Agarwal
> Attachments: HDFS-5486-demo.patch, h5486.02.patch
>
>
> The test assumes one block report per Datanode. We now send one block report
> per storage, the test needs to be updated.
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