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From: Andi Kleen <ak@suse.de>
To: Stephen Hemminger <shemminger@osdl.org>
Cc: davem@redhat.com, netdev@oss.sgi.com
Subject: Re: network delay simulation
Date: Wed, 17 Mar 2004 00:00:48 +0100	[thread overview]
Message-ID: <20040317000048.10d9f52c.ak@suse.de> (raw)
In-Reply-To: <20040316151058.3cc2fa28@dell_ss3.pdx.osdl.net>

On Tue, 16 Mar 2004 15:10:58 -0800
Stephen Hemminger <shemminger@osdl.org> wrote:

> Still bumming around for how to easily simulate long latencies.
> There is NISTnet but that is fugly old 2.2 code; and Dummynet, and hitbox 
> which are FreeBSD based. The existing traffic shaper might do, but it seems
> to be limited to lower speed lines and needs some work (using atomic_set
> do own locking for instance).
> 
> Probably "the cowboy way" would be to right a new net/scheduler to just
> do FIFO delay.
> 
> Any ideas/comments? Somebody have some code sitting in a drawer?

iirc there was a 2.4 port of NistNet. Porting it to 2.6 is probably
not that much work.

-Andi

  reply	other threads:[~2004-03-16 23:00 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-03-16 23:10 network delay simulation Stephen Hemminger
2004-03-16 23:00 ` Andi Kleen [this message]
2004-03-17  1:50   ` David S. Miller
2004-03-17  2:06     ` Andi Kleen
2004-03-18  3:17     ` Andrew Morton
2004-03-17  1:41 ` David S. Miller
2004-03-17 15:37   ` John Heffner
2004-03-17 16:09   ` jamal
2004-03-17 17:51     ` David S. Miller
2004-03-17 18:00       ` Stephen Hemminger
2004-03-17 18:25         ` David S. Miller
2004-03-18 20:04   ` [PATCH] packet delay scheduler Stephen Hemminger
2004-03-19  4:53     ` David S. Miller
2004-03-19 18:47       ` Stephen Hemminger
2004-03-23  2:50         ` David S. Miller
2004-03-19 14:52     ` jamal
2004-03-19 22:21       ` David S. Miller
2004-03-22 13:40         ` jamal
2004-03-17  2:40 ` network delay simulation Ben Greear

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