Date: Wed, 6 Mar 2002 00:41:54 -0800 From: Luigi Rizzo <rizzo@icir.org> To: Fengrui Gu <gfr@lucent.com> Cc: freebsd-net@FreeBSD.ORG Subject: Re: Queue size limitation in dummynet Message-ID: <20020306004154.B83775@iguana.icir.org> In-Reply-To: <FCENIMJAHNNHNOPKCEFECEEHCJAA.gfr@lucent.com> References: <3C83B11B.3060306@tenebras.com> <FCENIMJAHNNHNOPKCEFECEEHCJAA.gfr@lucent.com>
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On Mon, Mar 04, 2002 at 02:08:20PM -0500, Fengrui Gu wrote: > When trying to set queue size (>100) with ipfw, > I found ipfw actually hard-coded the queue size limit to 100. > > I am trying to simulation network link with very high delay and relatively > low bandwidth. However, I don't want to suffer packet drops. So I need a > large queue size. > > Can anyone tell me why 100 is the limitation? Is there any problem if I > increase the number, e.g., 200? there is no problem in increasing the max queue size, i just had to set a limit somewhere... but i agree that 100 is probably too low, especially these days when machines have tons of memory. I will try to bump up the limit in the future. cheers luigi To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-net" in the body of the message
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