From owner-freebsd-hackers Sun Jul 21 10:47:24 2002 Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.FreeBSD.org (mx1.FreeBSD.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id CE32337B400; Sun, 21 Jul 2002 10:47:21 -0700 (PDT) Received: from apollo.backplane.com (apollo.backplane.com [216.240.41.2]) by mx1.FreeBSD.org (Postfix) with ESMTP id 8574943E31; Sun, 21 Jul 2002 10:47:21 -0700 (PDT) (envelope-from dillon@apollo.backplane.com) Received: from apollo.backplane.com (localhost [127.0.0.1]) by apollo.backplane.com (8.12.5/8.12.4) with ESMTP id g6LHlLCV003689; Sun, 21 Jul 2002 10:47:21 -0700 (PDT) (envelope-from dillon@apollo.backplane.com) Received: (from dillon@localhost) by apollo.backplane.com (8.12.5/8.12.4/Submit) id g6LHlKHv003686; Sun, 21 Jul 2002 10:47:20 -0700 (PDT) (envelope-from dillon) Date: Sun, 21 Jul 2002 10:47:20 -0700 (PDT) From: Matthew Dillon Message-Id: <200207211747.g6LHlKHv003686@apollo.backplane.com> To: Andre Oppermann Cc: freebsd-hackers@FreeBSD.ORG, freebsd-net@FreeBSD.ORG Subject: Re: Another go at bandwidth delay product pipeline limiting for TCP References: <200207200103.g6K135Ap081155@apollo.backplane.com> <3D3AB5AF.F2F637C3@pipeline.ch> Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG :> packets even though most of them just sit in the interface queue :> (or, worse, in your router's interface queue!). :> :> (2) If you have a bandwidth constriction, such as a modem, this feature :> attempts to place only as many packets in the pipeline as is necessary :> to fill the pipeline, which means that you can type in one window :> and send large amounts of data (scp, ftp) in another. : :If I read the code this is per TCP session. So this would also help :in cases where a server with a really good connection has lots of :slow (modem/DSL) clients? : :-- :Andre Yes, it should. -Matt To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message