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https://issues.apache.org/jira/browse/HDFS-9034?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15099064#comment-15099064
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Benoy Antony commented on HDFS-9034:
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committed to branch-2.8.
> "StorageTypeStats" Metric should not count failed storage.
> ----------------------------------------------------------
>
> Key: HDFS-9034
> URL: https://issues.apache.org/jira/browse/HDFS-9034
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: namenode
> Reporter: Archana T
> Assignee: Surendra Singh Lilhore
> Attachments: HDFS-9034.01.patch, HDFS-9034.02.patch,
> HDFS-9034.03.patch, HDFS-9034.04.patch, dfsStorage_NN_UI2.png
>
>
> When we remove one storage type from all the DNs, still NN UI shows entry of
> those storage type --
> Ex:for ARCHIVE
> Steps--
> 1. ARCHIVE Storage type was added for all DNs
> 2. Stop DNs
> 3. Removed ARCHIVE Storages from all DNs
> 4. Restarted DNs
> NN UI shows below --
> DFS Storage Types
> Storage Type Configured Capacity Capacity Used Capacity Remaining
> ARCHIVE 57.18 GB 64 KB (0%) 39.82 GB (69.64%) 64 KB
> 1
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