From: John Bradford <john@grabjohn.com>
To: Andi Kleen <ak@suse.de>, "David S. Miller" <davem@redhat.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: Fire Engine??
Date: Wed, 26 Nov 2003 11:35:03 GMT [thread overview]
Message-ID: <200311261135.hAQBZ3Ku000202@81-2-122-30.bradfords.org.uk> (raw)
In-Reply-To: <p73fzgbzca6.fsf@verdi.suse.de>
Quote from Andi Kleen <ak@suse.de>:
> "David S. Miller" <davem@redhat.com> writes:
> >
> > So his claim is that, in their mesaurements, "CPU utilization"
> > was lower in their stack. Was he using 2.6.x and TSO capable
> > cards on the Linux side? If not, it's not apples to apples
> > against are current upcoming technology.
>
> Maybe they just have a better copy_to_user(). That eats most time anyways.
>
> I think there are definitely areas of improvements left in current TCP.
> It has gotten quite fat over the last years.
On the subject of general networking performance in Linux, I thought
this set of benchmarks was quite interesting:
http://bulk.fefe.de/scalability/
particularly the 2.4 -> 2.6 comparisons.
John.
next prev parent reply other threads:[~2003-11-26 11:30 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <BAY1-DAV15JU71pROHD000040e2@hotmail.com.suse.lists.linux.kernel>
[not found] ` <20031125183035.1c17185a.davem@redhat.com.suse.lists.linux.kernel>
2003-11-26 9:53 ` Fire Engine?? Andi Kleen
2003-11-26 11:35 ` John Bradford [this message]
2003-11-26 18:50 ` Mike Fedyk
2003-11-26 19:19 ` Diego Calleja García
2003-11-26 19:59 ` Mike Fedyk
2003-11-27 3:54 ` Bill Huey
2003-11-26 15:00 ` Trond Myklebust
2003-11-26 23:01 ` Andi Kleen
2003-11-26 23:23 ` Trond Myklebust
2003-11-26 23:38 ` Andi Kleen
2003-11-26 19:30 ` David S. Miller
2003-11-26 19:58 ` Paul Menage
2003-11-26 20:03 ` David S. Miller
2003-11-26 22:29 ` Andi Kleen
2003-11-26 22:36 ` David S. Miller
2003-11-26 22:56 ` Andi Kleen
2003-11-26 23:13 ` David S. Miller
2003-11-26 23:29 ` Andi Kleen
2003-11-26 23:41 ` Ben Greear
2003-11-27 0:01 ` Fast timestamps David S. Miller
2003-11-27 0:30 ` Mitchell Blank Jr
2003-11-27 1:57 ` Ben Greear
2003-11-26 20:01 ` Fire Engine?? Jamie Lokier
2003-11-26 20:04 ` David S. Miller
2003-11-26 21:54 ` Pekka Pietikainen
2003-11-26 20:22 ` Theodore Ts'o
2003-11-26 21:02 ` David S. Miller
2003-11-26 21:24 ` Jamie Lokier
2003-11-26 21:38 ` David S. Miller
2003-11-26 23:43 ` Jamie Lokier
2003-11-26 21:34 ` Arjan van de Ven
2003-11-26 22:58 ` Andi Kleen
2003-11-27 12:16 ` Ingo Oeser
2003-11-26 22:39 ` Andi Kleen
2003-11-26 22:46 ` David S. Miller
2003-11-26 0:15 Mr. BOFH
2003-11-26 2:30 ` David S. Miller
2003-11-26 5:41 ` Valdis.Kletnieks
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