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From "Knut Anders Hatlen (JIRA)" <j...@apache.org>
Subject [jira] Closed: (DERBY-2328) Reduce monitor contention in SinglePool
Date Thu, 01 Mar 2007 08:13:51 GMT

     [ https://issues.apache.org/jira/browse/DERBY-2328?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Knut Anders Hatlen closed DERBY-2328.
-------------------------------------

       Resolution: Fixed
    Fix Version/s: 10.3.0.0
       Derby Info:   (was: [Patch Available])

Thanks for the review, Olav! I made some changes to the javadoc as you suggested and committed
revision 513222.

> Reduce monitor contention in SinglePool
> ---------------------------------------
>
>                 Key: DERBY-2328
>                 URL: https://issues.apache.org/jira/browse/DERBY-2328
>             Project: Derby
>          Issue Type: Sub-task
>          Components: Performance, Services
>    Affects Versions: 10.3.0.0
>            Reporter: Knut Anders Hatlen
>         Assigned To: Knut Anders Hatlen
>            Priority: Minor
>             Fix For: 10.3.0.0
>
>         Attachments: derby-2328.diff, derby-2328.stat, unused.diff
>
>
> When multiple threads enter the lock manager, there might be contention on SinglePool's
monitor. The contention should be reduced in order to improve scalability.

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