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https://issues.apache.org/jira/browse/HDFS-15517?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Xiao Liang reassigned HDFS-15517:
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Assignee: Xiao Liang
> Add operation names for all logics calling FSNamesystem#writeUnlock() to
> record their writeLock held times
> ----------------------------------------------------------------------------------------------------------
>
> Key: HDFS-15517
> URL: https://issues.apache.org/jira/browse/HDFS-15517
> Project: Hadoop HDFS
> Issue Type: Improvement
> Components: metrics, namenode
> Affects Versions: 2.9.0, 3.3.0
> Reporter: Xiao Liang
> Assignee: Xiao Liang
> Priority: Major
> Fix For: 2.9.0, 3.3.0
>
>
> Add operation names for all logics calling FSNamesystem#writeUnlock() to
> record their writeLock held times, to get detailed counter metrics for them,
> instead of using "OTHER", this is helpful for performance analysis.
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