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Posted to dev@uima.apache.org by "Marshall Schor (JIRA)" <de...@uima.apache.org> on 2014/09/16 21:04:34 UTC

[jira] [Created] (UIMA-4012) reduce sync contention (observed)

Marshall Schor created UIMA-4012:
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             Summary: reduce sync contention (observed)
                 Key: UIMA-4012
                 URL: https://issues.apache.org/jira/browse/UIMA-4012
             Project: UIMA
          Issue Type: Improvement
          Components: Core Java Framework
    Affects Versions: 2.6.0SDK
            Reporter: Marshall Schor
            Priority: Minor
             Fix For: 2.6.1SDK


one user reported seeing some sync lock contention in highly parallel environments, e.g. 64 or more concurrent threads, in ResourceManager_impl that went away if the lock wasn't acquired if not needed.  Implement that to reduce lock contention



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