[jira] [Created] (IGNITE-12491) Eliminate contention on ConcurrentHashMap.size()

[Anton Vinogradov (Jira)]

Ivan Bessonov created IGNITE-12491:
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             Summary: Eliminate contention on ConcurrentHashMap.size()
                 Key: IGNITE-12491
                 URL: https://issues.apache.org/jira/browse/IGNITE-12491
             Project: Ignite
          Issue Type: Improvement
            Reporter: Ivan Bessonov
            Assignee: Ivan Bessonov
             Fix For: 2.9


Methods who invoked checkpointReadLock/checkpointReadUnlock spend much time on calculation of quantity dirty pages. You will to see that when have some hundreds of regions.
Any persistent operation will be cost hundreds invokes of size on ConcurrentHashMap.



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