--Phil
Digital/Compaq: HPSD/Benchmark Performance Engineering
Phillip.Ezolt@compaq.com ezolt@perf.zko.dec.com
On Wed, 12 May 1999, Andrea Arcangeli wrote:
> On Fri, 7 May 1999, Andrea Arcangeli wrote:
>
> >I'll provide you a patch shortly to try out.
>
> Phillip, could you try it out:
>
> ftp://e-mind.com/pub/andrea/kernel/2.2.8_andrea1.bz2
>
> under heavy web load? (should run fine on alpha too as far as stock-2.2.8
> is just fine too)
>
> Note: it has also my wake-one on accept that just address completly the
> overscheduling problem. But to achieve performances by it you must make
> sure that _all_ apache tasks are sleeping in accept(2) and not in
> flock(2)/fcntl(2)/whatever. Maybe you'll need to patch apache to achieve
> that (I also seen a patch floating on the list, maybe you only need to
> grap such patch and apply/reverse it over the apache tree).
>
> I would like if you would make comparison with a clean 2.2.8 (or with
> pre-2.3.1 even if I have not seen it yet).
>
> Andrea Arcangeli
>
>
>
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