From: Con Kolivas <kernel@kolivas.org>
To: Nick Piggin <piggin@cyberone.com.au>
Cc: linux kernel mailing list <linux-kernel@vger.kernel.org>,
Andrew Morton <akpm@osdl.org>
Subject: Re: [PATCH] SMT Nice 2.6.4-rc1-mm1
Date: Mon, 1 Mar 2004 22:45:01 +1100 [thread overview]
Message-ID: <200403012245.01776.kernel@kolivas.org> (raw)
In-Reply-To: <4043205C.7050109@cyberone.com.au>
On Mon, 1 Mar 2004 10:37 pm, Nick Piggin wrote:
> Con Kolivas wrote:
> >On Mon, 1 Mar 2004 05:52 pm, Con Kolivas wrote:
> >>This patch provides full per-package priority support for SMT processors
> >>(aka pentium4 hyperthreading) when combined with CONFIG_SCHED_SMT.
> >
> >And here are some benchmarks to demonstrate what happens.
> >P4 3.06Ghz booted with bios HT off as UP (up), SMP with mm1(mm1), SMP with
> >mm1-smtnice(sn)
>
> Pretty impressive numbers.
>
> How does it go on the desktop when running mprime at nice +19?
Woops forgot to answer this one. Since this was the problem that started it
all you can imagine it works well and indeed I find it works very nicely.
Actually I tend to run two mprime clients with affinity set for each logical
cpu and it's not noticable. Previously one mprime client would make the
machine run at half speed and it was painfully obvious.
Con
prev parent reply other threads:[~2004-03-01 11:45 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-03-01 6:52 [PATCH] SMT Nice 2.6.4-rc1-mm1 Con Kolivas
2004-03-01 11:25 ` Con Kolivas
2004-03-01 11:37 ` Nick Piggin
2004-03-01 11:40 ` Con Kolivas
2004-03-01 11:46 ` Nick Piggin
2004-03-01 11:53 ` Con Kolivas
2004-03-01 11:45 ` Con Kolivas [this message]
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