From: William Lee Irwin III <wli@holomorphy.com>
To: Con Kolivas <kernel@kolivas.org>
Cc: linux kernel mailing list <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH]O14int
Date: Wed, 13 Aug 2003 23:19:53 -0700 [thread overview]
Message-ID: <20030814061953.GL32488@holomorphy.com> (raw)
In-Reply-To: <200308121545.52042.kernel@kolivas.org>
On Tue, 12 Aug 2003 01:19, Martin Schlemmer wrote:
>> Normal run of things there is many times 1-3 'make -j6s' running.
>> Yes, sure, for on of them you prob should use -j4, but hey its
>> in the head, right =). No, it is not kernels, it is a variety
On Wed, Aug 13, 2003 at 04:48:18PM +1000, Con Kolivas wrote:
> Actually in benchmarking I've found no increase in speed with more than one
> job per cpu but it's up to you of course.
I found some strange SMP artifacts that seemed to show a dromedary-like
throughput curve with respect to tasks, with one peak at 4 tasks/cpu and
another peak at 16 tasks/cpu on a 16x box (for kernel compiles).
But I don't consider that evidence of anything to do something about.
-- wli
next prev parent reply other threads:[~2003-08-14 6:18 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-08-08 15:49 [PATCH]O14int Con Kolivas
2003-08-08 17:57 ` [PATCH]O14int Timothy Miller
2003-08-09 0:44 ` [PATCH]O14int Con Kolivas
2003-08-08 19:31 ` [PATCH]O14int Felipe Alfaro Solana
2003-08-09 9:04 ` [PATCH]O14int Con Kolivas
2003-08-11 5:44 ` [PATCH]O14int Martin Schlemmer
2003-08-11 6:08 ` [PATCH]O14int Con Kolivas
2003-08-11 8:35 ` [PATCH]O14int Martin Schlemmer
2003-08-11 8:37 ` [PATCH]O14int Zwane Mwaikambo
2003-08-11 9:07 ` [PATCH]O14int Con Kolivas
2003-08-11 9:15 ` [PATCH]O14int Nick Piggin
2003-08-11 9:43 ` [PATCH]O14int Con Kolivas
2003-08-11 9:44 ` [PATCH]O14int Nick Piggin
2003-08-11 14:04 ` [PATCH]O14int Martin Schlemmer
2003-08-11 14:33 ` [PATCH]O14int Con Kolivas
2003-08-11 15:19 ` [PATCH]O14int Martin Schlemmer
2003-08-13 6:48 ` [PATCH]O14int Con Kolivas
2003-08-14 6:19 ` William Lee Irwin III [this message]
2003-08-15 23:40 ` [PATCH]O14int Paul Dickson
2003-08-17 2:20 ` [PATCH]O14int William Lee Irwin III
2003-08-11 16:31 ` [PATCH]O14int Mike Galbraith
2003-08-11 23:54 ` [PATCH]O14int Timothy Miller
2003-08-11 13:58 ` [PATCH]O14int Martin Schlemmer
2003-08-11 17:55 ` [PATCH]O14int William Lee Irwin III
-- strict thread matches above, loose matches on Subject: below --
2003-08-08 20:08 [PATCH]O14int Voluspa
2003-08-09 0:36 ` [PATCH]O14int Con Kolivas
2003-08-10 8:48 ` [PATCH]O14int Simon Kirby
2003-08-10 9:06 ` [PATCH]O14int Con Kolivas
2003-08-12 17:56 ` [PATCH]O14int Simon Kirby
2003-08-12 21:21 ` [PATCH]O14int Con Kolivas
2003-08-10 10:08 ` [PATCH]O14int William Lee Irwin III
2003-08-12 18:36 ` [PATCH]O14int Simon Kirby
2003-08-10 11:17 ` [PATCH]O14int Mike Galbraith
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