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https://issues.apache.org/jira/browse/HBASE-25363?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Yulin Niu resolved HBASE-25363.
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Resolution: Fixed
> Improve performance of HFileLinkCleaner by using ReadWriteLock instead of
> synchronize
> -------------------------------------------------------------------------------------
>
> Key: HBASE-25363
> URL: https://issues.apache.org/jira/browse/HBASE-25363
> Project: HBase
> Issue Type: Improvement
> Components: master
> Reporter: Xiaolin Ha
> Assignee: Xiaolin Ha
> Priority: Major
> Fix For: 3.0.0-alpha-1, 2.4.0
>
>
> HFileLinkCleaner uses synchronized method isFileDeletable, as a result, to
> cross the cleaner chain, all files will be processed serially. It may block
> the fork-join thread which scans out some archived files.
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