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https://issues.apache.org/jira/browse/HBASE-28224?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Duo Zhang resolved HBASE-28224.
-------------------------------
Fix Version/s: 2.6.0
2.4.18
3.0.0-beta-1
2.5.8
Hadoop Flags: Reviewed
Resolution: Fixed
Pushed to all active branches.
Thanks [~bewing] for contributing!
> ClientSideRegionScanner appears not to shutdown MobFileCache
> ------------------------------------------------------------
>
> Key: HBASE-28224
> URL: https://issues.apache.org/jira/browse/HBASE-28224
> Project: HBase
> Issue Type: Bug
> Components: Scanners
> Affects Versions: 2.5.5
> Reporter: Mark Hale
> Assignee: Becker Ewing
> Priority: Minor
> Fix For: 2.6.0, 2.4.18, 3.0.0-beta-1, 2.5.8
>
>
> As far as I can tell from the code, and also what I see in jstack,
> ClientSideRegionScanner doesn't appear to shutdown it's MobFileCache. After
> doing a lot of scanning of a snapshot, application threads are polluted with
> a lot of MobFileCache ScheduledThreadPoolExecutors that never seem to get
> cleaned up.
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