FC4 test (x86_64) poor performance
Vlad
marchenko at gmail.com
Sun May 29 22:40:55 UTC 2005
Dave,
I did the tests several days ago; following your advise I just ran yum
update and tested once again with 2.6.11-1.1363_FC4. Things are much
improved now.
thank you.
On 5/29/05, Dave Jones <davej at redhat.com> 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
>
>
--
Vlad
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