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Posted to dev@uima.apache.org by "Marshall Schor (JIRA)" <de...@uima.apache.org> on 2014/09/16 23:52:34 UTC

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

     [ https://issues.apache.org/jira/browse/UIMA-4012?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Marshall Schor resolved UIMA-4012.
----------------------------------
    Resolution: Fixed
      Assignee: Marshall Schor

> 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
>            Assignee: 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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