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SubjectRe: 2.2.10-ac10 : bad NFS performance
On Thu, Jul 15, 1999 at 10:12:08AM -0700, Ken VanDine wrote:
> I am running 2.2.10-ac10 as a NFS Server and 2 others as clients. Is there
> away this could be changed to help peak performance? Or would that be a bad
> idea????
>
> TIA,
> --Ken
>
> Benjamin LaHaise wrote:
>
> > On Thu, 15 Jul 1999, Thierry Danis wrote:
> >
> > > That is, 2.2.10-ac10 performs really slowly as server and client
> > > compared to 2.2.10-ac4 (both are running RH 6.0/knfsd 1.4.1).
> > >
> > > Any comment/explanation ?
> >
> > 2.2.10-ac10 has SLAB_POSIONING enabled, which fills freed memory with a
> > pattern to help detect misuse of freed memory. In short: it's expected.
> >
> > -ben
> >
> > -

I defined :

#define SLAB_MGMT_CHECKS 0
#define SLAB_DEBUG_SUPPORT 0

in mm/slab.c and performance is almost equal to -ac4.
Now, I have to put them back to 1 to benefit of debug if an
OOPS occurs.

--
Thierry Danis
Poste : 53 53 danis@spmo.sagem.fr

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