From: David Weinehall <tao@acc.umu.se>
To: Matti Aarnio <matti.aarnio@zmailer.org>
Cc: Paul Menage <pmenage@ensim.com>, linux-kernel@vger.kernel.org
Subject: Re: 2.2.18Pre Lan Performance Rocks!
Date: Wed, 1 Nov 2000 00:39:21 +0100 [thread overview]
Message-ID: <20001101003921.B22518@khan.acc.umu.se> (raw)
In-Reply-To: <E13qj56-0003h9-00@pmenage-dt.ensim.com> <20001101012103.J833@mea-ext.zmailer.org>
In-Reply-To: <20001101012103.J833@mea-ext.zmailer.org>; from matti.aarnio@zmailer.org on Wed, Nov 01, 2000 at 01:21:03AM +0200
On Wed, Nov 01, 2000 at 01:21:03AM +0200, Matti Aarnio wrote:
> On Tue, Oct 31, 2000 at 01:36:32PM -0800, Paul Menage wrote:
> > On Tue, 31 Oct 2000, Rik van Riel wrote:
> > >Ummm, last I looked Linux held the Specweb99 record;
> > >by a wide margin...
> >
> > ... but since then IBM/Zeus appear to have taken the lead:
> >
> > http://www.spec.org/osg/web99/results/res2000q3/
> >
> > But they were using a somewhat beefier machine - has anyone got Tux
> > SpecWeb99 figures for a 12 CPU, 64 GB, 12 NIC system?
>
> Good grief, what monster hardware...
>
> Those are (of course) system results which give some impression of
> how much users can pull out of the box.
>
> Trying to make them a bit more comparable, scaling the number with
> the number of processors:
>
> Zeus 12x600MHz IBM RS64-III 7288 SpecWEB99 ~ 607 SpecWEB99/CPU
> Zeus 4x375MHz IBM Power3-II 2175 SpecWEB99 ~ 544 SpecWEB99/CPU
> TUX 1.0 8x700MHz Pentium-III-Xeon 6387 SpecWEB99 ~ 798 SpecWeb99/CPU
> IIS 2x800MHz Pentium-III-Xeon 1060 SpecWEB99 ~ 530 SpecWEB99/CPU
> IIS 1x700MHz Pentium-III-Xeon 971 SpecWEB99 = 971 SpecWEB99/CPU
>
> Ok, more workers to do the thing, but each can achieve a bit less in
> the IBM/Zeus case than TUX 1.0. The smaller IBM/Zeus test case with
> older and slower processors yields almost as good results per CPU as
> the big one. CPU clock speed increase has been lost into inter-CPU
> collisions ? (that is, bad scaling)
>
> The IIS results are also interesting in their own. Single-CPU IIS
> yields impressive PER CPU result, but adding second CPU is apparently
> quite useless excercise. Hmm... Can't be.. As if that DUAL CPU
> result is actually run in single-CPU mode. The difference can
> directly be explained by the clock rate difference..
> (Surely the runners of that test *can't* make such an elementary
> mistake!)
>
>
> To be able to compare apples and apples, I would like to see single,
> and dual CPU SpecWEB99 results with TUX. Then that apparent 20%
> better "per CPU result" of the single-CPU IIS could not be explained
> away with SMP inter-CPU communication overhead/collisions.
You mean like:
TUX 1.0 1x667MHz Pentium-IIIEB 1270 SpecWeb99
TUX 1.0 2x800MHz Pentium-III-Xeon 2200 SpecWeb99
TUX 1.0 4x700MHz Pentium-III-Xeon 4200 SpecWeb99
(Check out quarter 2 instead of q3)
Truly impressive figures imho.
/David Weinehall
_ _
// David Weinehall <tao@acc.umu.se> /> Northern lights wander \\
// Project MCA Linux hacker // Dance across the winter sky //
\> http://www.acc.umu.se/~tao/ </ Full colour fire </
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next prev parent reply other threads:[~2000-10-31 23:39 UTC|newest]
Thread overview: 152+ messages / expand[flat|nested] mbox.gz Atom feed top
2000-10-31 21:44 2.2.18Pre Lan Performance Rocks! Jeff V. Merkey
2000-10-31 21:36 ` Paul Menage
2000-10-31 21:44 ` David S. Miller
2000-10-31 23:21 ` Matti Aarnio
2000-10-31 23:39 ` David Weinehall [this message]
2000-10-31 22:05 ` Larry McVoy
2000-10-31 22:15 ` Jeff V. Merkey
2000-10-31 22:27 ` Larry McVoy
2000-10-31 22:38 ` Jeff V. Merkey
2000-10-31 22:48 ` Rik van Riel
2000-10-31 22:50 ` Jeff V. Merkey
2000-10-31 22:49 ` Larry McVoy
2000-10-31 22:53 ` Jeff V. Merkey
2000-10-31 23:15 ` Nathan Paul Simons
2000-10-31 23:20 ` Jeff V. Merkey
2000-11-01 0:00 ` Michael H. Warfield
2000-11-01 0:07 ` Alan Cox
2000-11-01 0:13 ` Michael H. Warfield
2000-11-01 1:30 ` Andrea Arcangeli
[not found] ` <20001031183809.C9733@.timpanogas.org>
2000-11-01 15:41 ` Andrea Arcangeli
2000-11-01 17:25 ` Jeff V. Merkey
2000-11-01 17:35 ` Jeff V. Merkey
2000-11-01 18:07 ` Andrea Arcangeli
2000-11-01 18:34 ` Jeff V. Merkey
2000-11-01 21:13 ` Daniel Phillips
2000-11-01 21:32 ` Jeff V. Merkey
2000-11-01 11:13 ` David Woodhouse
2000-11-01 15:00 ` Andrea Arcangeli
2000-11-01 9:51 ` Anton Altaparmakov
2000-11-01 17:28 ` Jeff V. Merkey
2000-11-02 21:58 ` Anton Altaparmakov
[not found] <200010300823.BAA19834@vger.timpanogas.org>
2000-10-30 8:36 ` Jeff V. Merkey
-- strict thread matches above, loose matches on Subject: below --
2000-10-29 23:19 Jeff V. Merkey
[not found] ` <E13q2R7-0006S7-00@the-village.bc.nu>
2000-10-30 1:35 ` Jeff V. Merkey
2000-10-30 6:47 ` Andi Kleen
2000-10-30 6:58 ` Jeff V. Merkey
2000-10-30 7:08 ` Andi Kleen
2000-10-30 7:16 ` Jeff V. Merkey
2000-10-30 7:38 ` Andi Kleen
2000-10-30 8:04 ` Jeff V. Merkey
2000-10-30 8:16 ` Andi Kleen
2000-10-30 12:47 ` Alan Cox
2000-10-30 12:50 ` Andi Kleen
2000-10-30 8:26 ` Ingo Molnar
2000-10-30 7:20 ` Jeff V. Merkey
2000-10-30 8:39 ` Ingo Molnar
2000-10-30 8:08 ` Jeff V. Merkey
2000-10-30 9:52 ` Ingo Molnar
2000-10-30 8:55 ` Jeff V. Merkey
2000-10-30 10:13 ` Ingo Molnar
2000-10-30 9:11 ` Jeff V. Merkey
2000-10-30 10:41 ` Ingo Molnar
2000-10-30 9:33 ` Jeff V. Merkey
2000-10-30 10:56 ` Ingo Molnar
2000-10-30 9:45 ` Jeff V. Merkey
2000-10-30 11:04 ` Ingo Molnar
2000-10-30 9:56 ` Jeff V. Merkey
2000-10-30 11:13 ` Ingo Molnar
2000-10-30 10:08 ` Jeff V. Merkey
2000-10-30 17:41 ` Andrea Arcangeli
2000-10-30 17:58 ` Chris Evans
2000-10-30 18:01 ` Jeff V. Merkey
2000-10-30 18:21 ` Andrea Arcangeli
2000-10-30 17:59 ` Jeff V. Merkey
2000-10-31 8:08 ` Ingo Molnar
2000-10-31 20:04 ` Jeff V. Merkey
2000-10-30 19:11 ` Dan Hollis
2000-10-31 18:59 ` Pavel Machek
2000-10-30 10:27 ` Ingo Molnar
2000-10-30 9:20 ` Jeff V. Merkey
2000-10-30 10:44 ` Ingo Molnar
2000-10-30 9:38 ` Jeff V. Merkey
2000-10-30 11:01 ` Ingo Molnar
2000-10-30 9:54 ` Jeff V. Merkey
2000-10-30 11:12 ` Ingo Molnar
2000-10-30 10:06 ` Jeff V. Merkey
2000-10-30 10:56 ` john slee
2000-10-30 18:04 ` Jeff V. Merkey
2000-10-30 11:31 ` Ingo Molnar
2000-10-30 12:57 ` Alan Cox
2000-10-30 17:55 ` Jeff V. Merkey
2000-10-30 18:34 ` Alan Cox
2000-10-30 21:17 ` Jeff V. Merkey
2000-10-31 9:25 ` Erik Andersen
2000-10-31 18:50 ` Pavel Machek
2000-10-31 20:06 ` Jeff V. Merkey
2000-10-31 20:13 ` Jeff V. Merkey
2000-10-31 21:31 ` Ingo Molnar
2000-10-31 21:56 ` Ingo Molnar
2000-10-31 21:57 ` Jeff V. Merkey
2000-11-01 0:27 ` Ingo Molnar
2000-10-31 23:18 ` Jeff V. Merkey
2000-11-01 0:47 ` Ingo Molnar
2000-11-01 0:56 ` Davide Libenzi
[not found] ` <20001102031546.B10806@cerebro.laendle>
[not found] ` <20001101212835.A2425@vger.timpanogas.org>
[not found] ` <20001102043332.A27126@fuji.laendle>
[not found] ` <3A0195DA.DDEBAC51@timpanogas.org>
[not found] ` <20001102194323.D2790@cerebro.laendle>
[not found] ` <3A01CBB5.48C3094A@timpanogas.org>
[not found] ` <20001102214903.F2790@cerebro.laendle>
[not found] ` <3A01E71A.778BD898@timpanogas.org>
[not found] ` <20001102232210.H2790@cerebro.laendle>
[not found] ` <3A01ECD2.76DE10FF@timpanogas.org>
2000-11-02 22:46 ` Jeff V. Merkey
2000-11-03 0:12 ` Davide Libenzi
2000-11-02 23:00 ` Jeff V. Merkey
2000-10-31 21:34 ` Ingo Molnar
2000-10-31 21:52 ` Jeff V. Merkey
2000-10-31 22:05 ` Andi Kleen
2000-10-31 22:23 ` Jeff V. Merkey
2000-10-31 22:45 ` Jeff V. Merkey
2000-10-31 22:44 ` David Lang
2000-10-31 22:57 ` Jeff V. Merkey
2000-10-31 22:52 ` David Lang
2000-10-31 23:02 ` Alan Cox
2000-10-31 23:03 ` Jeff V. Merkey
2000-11-01 0:08 ` Ingo Molnar
2000-10-31 22:59 ` Jeff V. Merkey
2000-11-01 2:30 ` Horst von Brand
2000-10-31 23:05 ` Richard B. Johnson
2000-10-31 23:14 ` Jeff V. Merkey
2000-11-01 0:32 ` Ingo Molnar
2000-10-31 23:23 ` Jeff V. Merkey
2000-11-01 0:55 ` Ingo Molnar
2000-10-31 23:54 ` Ingo Molnar
2000-10-31 22:47 ` Jeff V. Merkey
2000-10-31 22:56 ` Larry McVoy
2000-10-31 22:55 ` Jeff V. Merkey
2000-11-01 0:10 ` Ingo Molnar
2000-11-01 5:38 ` Daniel Phillips
2000-11-03 6:42 ` Daniel Phillips
2000-10-31 22:59 ` Michael H. Warfield
2000-10-31 23:12 ` Ingo Molnar
2000-10-31 22:28 ` Jeff V. Merkey
2000-11-01 5:01 ` Peter Samuelson
2000-11-01 5:09 ` Larry McVoy
2000-11-01 5:20 ` Peter Samuelson
2000-10-30 10:50 ` Ingo Molnar
2000-10-30 9:40 ` Jeff V. Merkey
2000-10-30 23:26 ` David Woodhouse
2000-10-30 23:49 ` Jeff V. Merkey
2000-10-31 23:34 ` Roger Larsson
2000-10-31 15:18 ` Reto Baettig
2000-10-31 20:26 ` Alan Cox
2000-10-31 15:30 ` Reto Baettig
2000-10-31 20:37 ` Alan Cox
2000-10-31 20:48 ` Jesse Pollard
2000-10-31 20:58 ` Alan Cox
2000-11-01 1:33 ` Horst von Brand
2000-11-01 3:42 ` Jesse Pollard
2000-11-01 13:26 ` Horst von Brand
2000-10-31 21:43 ` Jeff V. Merkey
2000-10-31 21:50 ` Jeff V. Merkey
2000-10-31 20:36 ` Rik van Riel
2000-10-31 15:47 ` Reto Baettig
2000-10-31 21:05 ` Rik van Riel
2000-10-31 21:33 ` Jeff V. Merkey
2000-10-31 21:48 ` Rik van Riel
2000-10-31 16:54 ` Reto Baettig
2000-10-31 21:58 ` Rik van Riel
2000-10-31 21:53 ` Jeff V. Merkey
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