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https://issues.apache.org/jira/browse/HDFS-8410?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15586980#comment-15586980
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Andrew Wang commented on HDFS-8410:
-----------------------------------

Hi [~Sammi] thanks for working on this. One question, ECEncodingTime isn't used 
right now, can we remove it? Also it might be better to use 
GenericTestUtils.waitFor in the test to wait for the metric.

> Add computation time metrics to datanode for ECWorker
> -----------------------------------------------------
>
>                 Key: HDFS-8410
>                 URL: https://issues.apache.org/jira/browse/HDFS-8410
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>            Reporter: Li Bo
>            Assignee: SammiChen
>         Attachments: HDFS-8410-001.patch, HDFS-8410-002.patch, 
> HDFS-8410-003.patch
>
>
> This is a sub task of HDFS-7674. It adds time metric for ec decode work.



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