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https://issues.apache.org/jira/browse/HADOOP-7266?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14967314#comment-14967314
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Tsuyoshi Ozawa commented on HADOOP-7266:
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{quote}
If we are to replace metrics1 code with metrics2, old configuration for
ShuffleClientMetrics and LocalJobRunnerMetrics will not work.
{quote}
How about creating subtasks to migrating these code from metrics v1 to metrics
v2 with compatibility?
> Deprecate metrics v1
> --------------------
>
> Key: HADOOP-7266
> URL: https://issues.apache.org/jira/browse/HADOOP-7266
> Project: Hadoop Common
> Issue Type: Improvement
> Components: metrics
> Affects Versions: 2.8.0
> Reporter: Luke Lu
> Assignee: Akira AJISAKA
> Priority: Blocker
> Attachments: HADOOP-7266-remove.001.patch, HADOOP-7266.001.patch,
> HADOOP-7266.002.patch, HADOOP-7266.003.patch, HADOOP-7266.004.patch,
> HADOOP-7266.005.patch
>
>
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