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https://issues.apache.org/jira/browse/KYLIN-3417?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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jiatao.tao reassigned KYLIN-3417:
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Assignee: jiatao.tao
> Consider replacing ReentrantReadWriteLock with StampedLock
> ----------------------------------------------------------
>
> Key: KYLIN-3417
> URL: https://issues.apache.org/jira/browse/KYLIN-3417
> Project: Kylin
> Issue Type: Improvement
> Reporter: Ted Yu
> Assignee: jiatao.tao
> Priority: Major
> Fix For: v2.5.0
>
>
> ReentrantReadWriteLock's are only the right solution when there is long hold
> time due to expensive I/O.
> It is expensive for readers.
> We should see if the lighter {{StampedLock}} can be used instead.
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