Re: 2.6.21 -> 2.6.22 & 2.6.23-rc8 performance regression

Denys
2007-10-01T11:52:26Z

Hi

No major differences.
Some procedures higher a bit, some lower a bit, but everything looks fine on
both kernels.

Thats what i tried first - oprofile, and only one keypoint i was able to catch
- in top softirqd/0 or /1 shows usage 100% cpu, and in mpstat - soft% also
reaching 100%.

On Mon, 1 Oct 2007 13:14:41 +0200, Andi Kleen wrote
> On Mon, Oct 01, 2007 at 01:30:52PM +0300, Denys wrote:
> >
> > Already i did, and it didn't show real failure point.
>
> There was no difference between the profile of the working kernel
> and the high load kernel? Perhaps you just have legitimate higher load?
>
> -Andi