From owner-freebsd-net@FreeBSD.ORG Tue Mar 9 14:16:15 2004 Return-Path: Delivered-To: freebsd-net@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 1B1D016A4CE; Tue, 9 Mar 2004 14:16:15 -0800 (PST) Received: from rms04.rommon.net (rms04.rommon.net [212.54.2.140]) by mx1.FreeBSD.org (Postfix) with ESMTP id E74F743D2F; Tue, 9 Mar 2004 14:16:13 -0800 (PST) (envelope-from pete@he.iki.fi) Received: from he.iki.fi (h81.vuokselantie10.fi [193.64.42.129]) by rms04.rommon.net (8.12.9p1/8.12.9) with ESMTP id i29MG7cM077517; Wed, 10 Mar 2004 00:16:07 +0200 (EET) (envelope-from pete@he.iki.fi) Message-ID: <404E4225.5040700@he.iki.fi> Date: Wed, 10 Mar 2004 00:16:05 +0200 From: Petri Helenius User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.6) Gecko/20040113 X-Accept-Language: en-us, en MIME-Version: 1.0 To: Mike Silbersack References: <20040309214205.3EE2D5D07@ptavv.es.net> <20040309160821.P705@odysseus.silby.com> In-Reply-To: <20040309160821.P705@odysseus.silby.com> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit cc: Brad Knowles cc: freebsd-net@freebsd.org cc: freebsd-current@freebsd.org cc: Kevin Oberman Subject: Re: Who wants SACK? (Re: was My planned work on networking stack) X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 09 Mar 2004 22:16:15 -0000 Mike Silbersack wrote: >SACK itself really doesn't do much, it's all the new congestion control >schemes (FACK, Rate Halving, etc) that come shipped with most SACK >implementations that do the work and contain most of the complexity. > > And all this would be non-issue within normal operational context if routers would contain adequate buffering and not run crappy software which drops packets by default even without congestion. Pete