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https://issues.apache.org/jira/browse/HDFS-12409?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16161715#comment-16161715
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Andrew Wang commented on HDFS-12409:
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We should also fix the checkstyles and check the failed tests are not related, 
I doubt they are.

> Add metrics of execution time of different stages in EC recovery task
> ---------------------------------------------------------------------
>
>                 Key: HDFS-12409
>                 URL: https://issues.apache.org/jira/browse/HDFS-12409
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>          Components: erasure-coding
>    Affects Versions: 3.0.0-alpha3
>            Reporter: Lei (Eddy) Xu
>            Assignee: Lei (Eddy) Xu
>            Priority: Minor
>         Attachments: HDFS-12409.00.patch
>
>
> Admin can use more metrics to monitor EC recovery tasks, to get insights to 
> tune recovery performance.



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