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Date: Sat, 4 Dec 2010 19:30:49 +0300
From: "Dmitry V. Levin" <ldv@altlinux.org>
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Subject: Re: [devel] [PATCH 0/3] optimize rpmsetcmp()
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On Sat, Dec 04, 2010 at 04:02:17PM +0300, Alexey Tourbin wrote:
> On Tue, Nov 30, 2010 at 03:35:42AM +0300, Dmitry V. Levin wrote:
> > On Intel Xeon E5520
> > without patches:
> > 2.02user 0.00system 0:02.02elapsed 100%CPU (0avgtext+0avgdata 0maxresid=
ent)k
> > 0inputs+0outputs (0major+9730minor)pagefaults 0swaps
> > with patches:
> > 1.77user 0.00system 0:01.77elapsed 100%CPU (0avgtext+0avgdata 0maxresid=
ent)k
> > 0inputs+0outputs (0major+9565minor)pagefaults 0swaps
> > speedup is around 12%
> >=20
> > Not so amazing as on your test platform, but awesome anyway.
> > I'm going to apply these patches.
> > If anybody has objections, please speak up now.
>=20
> I think I've made more amazing a change.
> http://git.altlinux.org/gears/r/rpm.git?a=3Dcommitdiff;h=3Dfc5b5a5f

Have you tried to combine both optimizations?


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