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Posted to issues@commons.apache.org by "Thomas Vandahl (JIRA)" <ji...@apache.org> on 2015/04/01 17:38:54 UTC

[jira] [Resolved] (JCS-104) LRUMemoryCache does not perform well in multi threads enviroment

     [ https://issues.apache.org/jira/browse/JCS-104?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Thomas Vandahl resolved JCS-104.
--------------------------------
       Resolution: Incomplete
    Fix Version/s: jcs-2.0-beta-1
         Assignee: Thomas Vandahl

2.0 beta-1 has been released.

> LRUMemoryCache does not perform well in multi threads enviroment
> ----------------------------------------------------------------
>
>                 Key: JCS-104
>                 URL: https://issues.apache.org/jira/browse/JCS-104
>             Project: Commons JCS
>          Issue Type: Improvement
>          Components: Composite Cache
>    Affects Versions: jcs-1.3
>            Reporter: Leon Ma
>            Assignee: Thomas Vandahl
>             Fix For: jcs-2.0-beta-1
>
>
> Hi, Thomas
> I'm using JCS 1.3 and found the LRUMemoryCache.get() is synchronized.
> Also, the underlying map is HashTable.
> I have some lock contention when using multiple threads to hit cache.
> Do you have any plan to improve it? (maybe in 2.0.0 release?)
> Thanks
> Ma Leon



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