From: Jesper Juhl <jesper.juhl@gmail.com>
To: dwalker@mvista.com
Cc: Con Kolivas <kernel@kolivas.org>, Ingo Molnar <mingo@elte.hu>,
linux-kernel@vger.kernel.org, ck@vds.kolivas.org
Subject: Re: Interbench real time benchmark results
Date: Wed, 20 Jul 2005 03:31:41 +0200 [thread overview]
Message-ID: <9a8748490507191831267b17d9@mail.gmail.com> (raw)
In-Reply-To: <1121822524.26927.85.camel@dhcp153.mvista.com>
On 7/20/05, Daniel Walker <dwalker@mvista.com> wrote:
> On Wed, 2005-07-20 at 11:04 +1000, Con Kolivas wrote:
> > On Wed, 20 Jul 2005 10:23 am, Daniel Walker wrote:
> > > On Wed, 2005-07-20 at 00:32 +0200, Ingo Molnar wrote:
> > > > - networking is another frequent source of latencies - it might make
> > > > sense to add a workload doing lots of socket IO. (localhost might be
> > > > enough, but not for everything)
> > >
> > > The Gnutella test?
> >
> > I've seen some massive latencies on mainline when throwing network loads from
> > outside, but with my limited knowledge I haven't found a way to implement
> > such a thing locally. I'll look at this gnutella test at some stage to see
> > what it is and if I can adopt the load within interbench. Thanks for the
> > suggestion.
>
> There isn't actually a test called "The Gnutella test" , but I think
> Gnutella clients put lots of network load on a system (Lee was talking
> about that not to long ago). I was thinking that type of load may have
> been what Ingo was talking about.
>
If you want to generate a lot of network related interrupts, wouldn't
a much simpler way to do that be a simple
ping -f targetbox
from a host connected to `targetbox' via a crosswired ethernet cable
or a fast switch..?
Also easy to modify the size of the ping packets if you want to.
--
Jesper Juhl <jesper.juhl@gmail.com>
Don't top-post http://www.catb.org/~esr/jargon/html/T/top-post.html
Plain text mails only, please http://www.expita.com/nomime.html
next prev parent reply other threads:[~2005-07-20 1:32 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-07-19 22:16 Interbench real time benchmark results Con Kolivas
2005-07-19 22:32 ` Ingo Molnar
2005-07-20 0:23 ` Daniel Walker
2005-07-20 1:04 ` Con Kolivas
2005-07-20 1:22 ` Daniel Walker
2005-07-20 1:31 ` Jesper Juhl [this message]
2005-07-20 1:45 ` Con Kolivas
2005-07-21 4:48 ` 2.6.12 PREEMPT_RT && PPC john cooper
2005-07-21 11:45 ` Gene Heskett
2005-07-21 12:22 ` Gene Heskett
2005-07-21 13:13 ` john cooper
2005-07-26 12:00 ` Ingo Molnar
2005-07-26 14:44 ` K.R. Foley
2005-07-26 14:55 ` Ingo Molnar
2005-07-26 15:06 ` K.R. Foley
2005-07-20 0:23 ` Interbench real time benchmark results Daniel Walker
2005-07-20 4:59 ` Lee Revell
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