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From "Jeremy Bauer (Updated) (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (OPENJPA-2143) Reduce lock contention on LifecycleEventManager
Date Fri, 24 Feb 2012 20:35:48 GMT

     [ https://issues.apache.org/jira/browse/OPENJPA-2143?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Jeremy Bauer updated OPENJPA-2143:
----------------------------------

    Summary: Reduce lock contention on LifecycleEventManager  (was: Reduce lock contention
on LifeCycleEventManager)
    
> Reduce lock contention on LifecycleEventManager
> -----------------------------------------------
>
>                 Key: OPENJPA-2143
>                 URL: https://issues.apache.org/jira/browse/OPENJPA-2143
>             Project: OpenJPA
>          Issue Type: Improvement
>          Components: kernel
>    Affects Versions: 2.3.0, 2.2.1
>            Reporter: Jeremy Bauer
>            Assignee: Jeremy Bauer
>
> Profiles have shown the synchronization pattern used on LifecycleEventManager diversely
affects performance on multi-core systems.  I'll be providing a fix that has shown to reduce
lock contention on this class.

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