From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from tuna.sandelman.ca (unknown [IPv6:2607:f0b0:f:3:216:3eff:fe7c:d1f3]) by huchra.bufferbloat.net (Postfix) with ESMTP id 5DC8A21F15A; Wed, 28 Nov 2012 06:07:01 -0800 (PST) Received: from obiwan.sandelman.ca (unknown [IPv6:2607:f0b0:f:2::247]) by tuna.sandelman.ca (Postfix) with ESMTP id C37BC2016E; Wed, 28 Nov 2012 09:08:50 -0500 (EST) Received: by obiwan.sandelman.ca (Postfix, from userid 179) id 6148863A8E; Wed, 28 Nov 2012 09:06:32 -0500 (EST) Received: from obiwan.sandelman.ca (localhost [127.0.0.1]) by obiwan.sandelman.ca (Postfix) with ESMTP id 4F09863A8C; Wed, 28 Nov 2012 09:06:32 -0500 (EST) From: Michael Richardson To: "codel@lists.bufferbloat.net" , "cerowrt-devel@lists.bufferbloat.net" , bloat , Paul McKenney , David Woodhouse , John Crispin , David Lang In-Reply-To: References: <20121123221842.GD2829@linux.vnet.ibm.com> X-Mailer: MH-E 8.3; nmh 1.3-dev; XEmacs 21.4 (patch 22) X-Face: $\n1pF)h^`}$H>Hk{L"x@)JS7<%Az}5RyS@k9X%29-lHB$Ti.V>2bi.~ehC0; <'$9xN5Ub# z!G,p`nR&p7Fz@^UXIn156S8.~^@MJ*mMsD7=QFeq%AL4m Sender: mcr@obiwan.sandelman.ca Subject: Re: [Codel] [Cerowrt-devel] [Bloat] FQ_Codel lwn draft article review X-BeenThere: codel@lists.bufferbloat.net X-Mailman-Version: 2.1.13 Precedence: list List-Id: CoDel AQM discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 28 Nov 2012 14:07:01 -0000 --=-=-= Content-Transfer-Encoding: quoted-printable >>>>> "David" =3D=3D David Lang writes: David> We strongly suspect that we want to prioritize short-lived conne= ctions over David> long lived connections. We don't know a good way to do this, but= one good David> starting point would be to prioritize syn packets so that the in= itialization David> of the connection happens as fast as possible. David> Ideally we'd probably like to prioritize the first couple of pac= kets of a David> connection so that very short lived connections finish quickly It's not short-lived that we care about (think HTTP/1.1 connections). It's connections which are newly active. I think, but I'm not certain, are those which have not yet opened their window: slow start is still active. That also means that the connection can not yet dominate. =2D-=20 ] He who is tired of Weird Al is tired of life! | firewall= s [ ] Michael Richardson, Sandelman Software Works, Ottawa, ON |net archit= ect[ ] mcr@sandelman.ottawa.on.ca http://www.sandelman.ottawa.on.ca/ |device dri= ver[ Kyoto Plus: watch the video then sign the petition.=20 --=-=-= Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQCVAwUAULYaaIqHRg3pndX9AQJ3FQQAivB4EWP14H4qcU+Ml2k8bsZxGW+q1PVX +nPHqA1uI9ztXXb5U0xTi79BAyQKo2JrAKav5tJeSlnLCTN2qLSEhD1Cymou08H/ PvkRg83zPL81CYoiSTKw07OOjvzTCKjOOROdwH0Yak+3+iLTx9gtrL2uE1dLkV4A 7yYaeUYJQXA= =PYD2 -----END PGP SIGNATURE----- --=-=-=--