From owner-freebsd-net@FreeBSD.ORG Sun Mar 7 14:50:23 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 5999216A4CE for ; Sun, 7 Mar 2004 14:50:23 -0800 (PST) Received: from mailtoaster1.pipeline.ch (mailtoaster1.pipeline.ch [62.48.0.70]) by mx1.FreeBSD.org (Postfix) with ESMTP id 646C543D1D for ; Sun, 7 Mar 2004 14:50:22 -0800 (PST) (envelope-from andre@freebsd.org) Received: (qmail 86034 invoked from network); 7 Mar 2004 22:50:20 -0000 Received: from unknown (HELO freebsd.org) ([62.48.0.54]) (envelope-sender ) by mailtoaster1.pipeline.ch (qmail-ldap-1.03) with SMTP for ; 7 Mar 2004 22:50:20 -0000 Message-ID: <404BA723.C8141806@freebsd.org> Date: Sun, 07 Mar 2004 23:50:11 +0100 From: Andre Oppermann X-Mailer: Mozilla 4.76 [en] (Windows NT 5.0; U) X-Accept-Language: en MIME-Version: 1.0 To: David Malone References: <4043B6BA.B847F081@freebsd.org> <20040307180756.GB1720@walton.maths.tcd.ie> Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit cc: freebsd-net@freebsd.org cc: freebsd-current@freebsd.org Subject: Re: 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: Sun, 07 Mar 2004 22:50:23 -0000 David Malone wrote: > > On Mon, Mar 01, 2004 at 11:18:34PM +0100, Andre Oppermann wrote: > > [] automatically sizing TCP send buffers to achieve optimal performance > > over a wide range of bw*delay situations. (in progress) > > Hi Andre, > > This reminded me - do you know what happened to the plan to implement > SACK for FreeBSD? I'm working with a research group that's interested > in new high speed TCP techniques and they'd prefer to work with > FreeBSD, but they've been using Linux 'cos they need SACK. They > might actually be interested in spending some time implementing it, > if we weren't going to be clashing with anytone else. I don't know of any current project or effort to implement SACK on FreeBSD. It is not on my todo list and it doesn't fit there. But I'm available if someone wants to discuss specifics and implementation details. -- Andre