From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-01-ewr.dyndns.com (mxout-099-ewr.mailhop.org [216.146.33.99]) by lists.bufferbloat.net (Postfix) with ESMTP id C75BD2E0270 for ; Thu, 24 Feb 2011 15:19:04 -0800 (PST) Received: from scan-02-ewr.mailhop.org (scan-02-ewr.local [10.0.141.224]) by mail-01-ewr.dyndns.com (Postfix) with ESMTP id 1589D1F5CF3 for ; Thu, 24 Feb 2011 23:18:52 +0000 (UTC) X-Spam-Score: 0.1 () X-Mail-Handler: MailHop by DynDNS X-Originating-IP: 75.145.127.229 Received: from gw.co.teklibre.org (75-145-127-229-Colorado.hfc.comcastbusiness.net [75.145.127.229]) by mail-01-ewr.dyndns.com (Postfix) with ESMTP id 8B0001F5B20 for ; Thu, 24 Feb 2011 23:18:51 +0000 (UTC) Received: from cruithne.co.teklibre.org (unknown [IPv6:2002:4b91:7fe5:1::20]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "cruithne.co.teklibre.org", Issuer "CA Cert Signing Authority" (verified OK)) by gw.co.teklibre.org (Postfix) with ESMTPS id 10A7E5F00D for ; Thu, 24 Feb 2011 16:18:51 -0700 (MST) Received: by cruithne.co.teklibre.org (Postfix, from userid 1000) id 74F8F12203A; Thu, 24 Feb 2011 16:18:49 -0700 (MST) From: d@taht.net (Dave =?utf-8?Q?T=C3=A4ht?=) To: Jim Gettys Subject: Re: debloat-testing: Kitten not eaten - was Re: [Bloat] Please enter issues into the issue tracker - Issue system organisation needed. Organization: Teklibre - http://www.teklibre.com References: <4D6668F4.5010705@freedesktop.org> <4D668827.8060508@freedesktop.org> <1298567313.2814.7.camel@edumazet-laptop> <87sjvds2r7.fsf@cruithne.co.teklibre.org> <4D66E680.3060306@freedesktop.org> Date: Thu, 24 Feb 2011 16:18:49 -0700 In-Reply-To: <4D66E680.3060306@freedesktop.org> (Jim Gettys's message of "Thu, 24 Feb 2011 18:15:12 -0500") Message-ID: <87vd09ja1y.fsf@cruithne.co.teklibre.org> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/23.1 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Cc: "linville@gmail.com" , bloat-devel@lists.bufferbloat.net X-BeenThere: bloat-devel@lists.bufferbloat.net X-Mailman-Version: 2.1.13 Precedence: list List-Id: "Developers working on AQM, device drivers, and networking stacks" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 24 Feb 2011 23:19:05 -0000 Jim Gettys writes: > On 02/24/2011 01:31 PM, Dave T=C3=A4ht wrote: > >> There is a debloat-testing Linux kernel repo up at: >> >> http://git.infradead.org/debloat-testing.git >> >> It builds, I haven't booted into it yet. The patch set is pretty minor, >> if you already have a Linux-2.6 tree it pays to use: >> >> git clone --references your_existing_tree git://git.infradead.org/deblo= at-testing.git >> >> (Doesn't have SFB yet, either. John?) > > I built it; it booted, worked on my eDP display, and did my usual ping > + scp test (to a local system, so that the 802.11 would be saturated). > > OOTB, it controls the latency quite decently (no more than a few > milliseconds), but the drop rate on the ICMP running at the same time This brings the iwl driver down from 130+ms to a few ms!? How many more orders of magnitude do you need for *awesome*, rather than de= cent? > is quite high (~25%). Pretty uncontrolled experiment; my son is home > ;-). That IS high. Perhaps the iwl and the linvilles alg are competing overmuch. Does your card do aggregation? > - Jim > --=20 Dave Taht http://nex-6.taht.net