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From Paul Querna <>
Subject Re: Event mpm
Date Fri, 02 Oct 2009 17:44:15 GMT
On Fri, Oct 2, 2009 at 9:03 AM, Jim Jagielski <> wrote:
> At least regarding the perl test framework, Event is the fastest MPM
> for OS X (compared to worker and prefork).
> Interesting :)

yes, because it doesn't use the accept mutex.  If you modify the
worker mpm to also not use the accept mutex, it should be about the
same for non-keepalive based performance testing, at least IIRC.

Would be good to do some serious profiling before we release 2.4.0,
i'm pretty sure we have syscall count regressions since 2.0.x.


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