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https://issues.apache.org/jira/browse/HDFS-17345?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Shuyan Zhang resolved HDFS-17345.
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Fix Version/s: 3.5.0
Hadoop Flags: Reviewed
Resolution: Fixed
> Add a metrics to record block report generating cost time
> ---------------------------------------------------------
>
> Key: HDFS-17345
> URL: https://issues.apache.org/jira/browse/HDFS-17345
> Project: Hadoop HDFS
> Issue Type: Improvement
> Components: datanode
> Affects Versions: 3.5.0
> Reporter: farmmamba
> Assignee: farmmamba
> Priority: Minor
> Labels: pull-request-available
> Fix For: 3.5.0
>
>
> Currently, we have block report send time metrics recorded by blockReports.
> We should better add another metric to record block report creating cost time:
> {code:java}
> long brCreateCost = brSendStartTime - brCreateStartTime; {code}
> It is useful for us to measure the perfomance of creating block reports.
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