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https://issues.apache.org/jira/browse/HDFS-12409?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16184503#comment-16184503
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Andrew Wang commented on HDFS-12409:
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I've cherry-picked this to branch-3.0 for beta1.
> 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
> Fix For: 3.0.0-beta1
>
> Attachments: HDFS-12409.00.patch, HDFS-12409.01.patch
>
>
> Admin can use more metrics to monitor EC recovery tasks, to get insights to
> tune recovery performance.
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