FC4 test (x86_64) poor performance
Dave Jones
davej at redhat.com
Sun May 29 22:44:12 UTC 2005
On Sun, May 29, 2005 at 03:37:12PM -0700, Sean Bruno wrote:
> On Sun, 2005-05-29 at 18:11 -0400, Dave Jones wrote:
> > On Sun, May 29, 2005 at 09:32:56AM -0400, Vlad wrote:
> > > Hello,
> > >
> > > I've ran a series of tests on FC4 x86_64 and FC3 x86_64. Found that
> > > the performance is quite poor under FC4 (Athlon64 on nForce 4 Ultra).
> > >
> > > I've compiled apache+php and measured max requests per second (rps) of
> > > a simple php script (output of phpinfo(); php_info(INFO_MODULES)) with
> > > the apache's 'ab' application. The maximum RPS I managed for FC4 is
> > > 440 while FC3 showed up to 730. Network is not the issue cause I did
> > > measurement via lo0.
> > >
> > > It's the same server and I've ran yum update before tests in both
> > > cases. Any ideas?
> >
> > If you are running a kernel earlier than revision 2.6.11-1.1355, it'll
> > have extra debugging enabled which will impact memory allocations.
> >
> > Are you running the latest rawhide ?
> >
> Dave:
>
> Should those of us running off of rawhide add anything extra to our bug
> reports due to this extra debugging?
Either I've misinterpreted your question, or you misinterpreted my
previous mail. The current kernels have the debugging disabled.
Dave
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