FC4 test (x86_64) poor performance

[Vlad]

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