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From "Leon Rosenberg" <>
Subject Re: Tomcat not using multiple cores
Date Fri, 17 Oct 2008 05:38:48 GMT
On Fri, Oct 17, 2008 at 3:05 AM, Matthew Laird <> wrote:
> Caldarale, Charles R wrote:
>> "The only time I began to see the other cores actually start being used is
>> when I enabled multi-threaded GC.  But that doesn't give much improvement
>> since the threads responding the web requests are still all on the same
>> core."
>> The most likely cause is internal synchronization in the webapp or the
>> database it references.
> I've heard similar from someone else but I'm not sure how that's possible.
>  The app is not at all threaded, is 100% read-only from the database (aside
> from creation of temp tables which have no interaction between client
> requests) and the MySQL server is on another machine humming along without
> any bottlenecks that I can see.

And how many connections to the database do you use and which kind of


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