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https://issues.apache.org/jira/browse/HDFS-7467?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14335606#comment-14335606
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Benoy Antony commented on HDFS-7467:
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Thanks for the review [~szetszwo].
If there are no further comments, I'll commit the patch tomorrow.
> Provide storage tier information for a directory via fsck
> ---------------------------------------------------------
>
> Key: HDFS-7467
> URL: https://issues.apache.org/jira/browse/HDFS-7467
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Components: balancer & mover
> Affects Versions: 2.6.0
> Reporter: Benoy Antony
> Assignee: Benoy Antony
> Attachments: HDFS-7467-002.patch, HDFS-7467-003.patch,
> HDFS-7467-004.patch, HDFS-7467.patch, storagepolicydisplay.pdf
>
>
> Currently _fsck_ provides information regarding blocks for a directory.
> It should be augmented to provide storage tier information (optionally).
> The sample report could be as follows :
> {code}
> Storage Tier Combination # of blocks % of blocks
> DISK:1,ARCHIVE:2 340730 97.7393%
>
> ARCHIVE:3 3928 1.1268%
>
> DISK:2,ARCHIVE:2 3122 0.8956%
>
> DISK:2,ARCHIVE:1 748 0.2146%
>
> DISK:1,ARCHIVE:3 44 0.0126%
>
> DISK:3,ARCHIVE:2 30 0.0086%
>
> DISK:3,ARCHIVE:1 9 0.0026%
> {code}
>
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