From owner-freebsd-net@FreeBSD.ORG Tue Dec 12 04:07:27 2006 Return-Path: X-Original-To: freebsd-net@freebsd.org Delivered-To: freebsd-net@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 3E3EB16A416 for ; Tue, 12 Dec 2006 04:07:27 +0000 (UTC) (envelope-from maillist.ifiaas@gmail.com) Received: from nf-out-0910.google.com (nf-out-0910.google.com [64.233.182.185]) by mx1.FreeBSD.org (Postfix) with ESMTP id 09B5A43CB8 for ; Tue, 12 Dec 2006 04:06:04 +0000 (GMT) (envelope-from maillist.ifiaas@gmail.com) Received: by nf-out-0910.google.com with SMTP id x37so108569nfc for ; Mon, 11 Dec 2006 20:07:25 -0800 (PST) DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=beta; d=gmail.com; h=received:message-id:date:from:to:subject:mime-version:content-type:content-transfer-encoding:content-disposition; b=Iyf3mcU1Fce4Tb/Su39ibCjCXbAMPmIfikIf2Rj/RsxDmWcFDDwd8eDLsYs4Io8kk0oXdvqHX22+JzCS9A/gqN8SnQsIR5CH8n4ri2fnMBzHxe8NLbIQMaushs+ZIpQQqJYwsQXDVlKvWOiGTC3Pswf18B8bBtVFneXIsw35beY= Received: by 10.48.245.17 with SMTP id s17mr2722nfh.1165896444456; Mon, 11 Dec 2006 20:07:24 -0800 (PST) Received: by 10.49.64.1 with HTTP; Mon, 11 Dec 2006 20:07:24 -0800 (PST) Message-ID: <161d69110612112007j5d545b33qd18c6b6306f93bca@mail.gmail.com> Date: Tue, 12 Dec 2006 12:07:24 +0800 From: "maillist ifiaas" To: freebsd-net@freebsd.org MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Content-Disposition: inline Subject: TCP payload size and throughput X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.5 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, 12 Dec 2006 04:07:27 -0000 Hi friends, I know there is some relationship between the packet size and the TCP throughput. But what if two TCP Sack flows have the same MTU size, but different header size (hence different payload size) ? Is there any work that model this issue before? Thank you! gavin