From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-14-ewr.dyndns.com (mxout-110-ewr.mailhop.org [216.146.33.110]) by lists.bufferbloat.net (Postfix) with ESMTP id 19DE72E0632 for ; Sun, 20 Mar 2011 23:43:57 -0700 (PDT) Received: from scan-12-ewr.mailhop.org (scan-12-ewr.local [10.0.141.230]) by mail-14-ewr.dyndns.com (Postfix) with ESMTP id 831F39CE9E6 for ; Mon, 21 Mar 2011 06:43:57 +0000 (UTC) X-Spam-Score: -1.0 (-) X-Mail-Handler: MailHop by DynDNS X-Originating-IP: 209.85.215.43 Received: from mail-ew0-f43.google.com (mail-ew0-f43.google.com [209.85.215.43]) by mail-14-ewr.dyndns.com (Postfix) with ESMTP id F38709CE9D3; Mon, 21 Mar 2011 06:43:56 +0000 (UTC) Received: by ewy20 with SMTP id 20so1691697ewy.16 for ; Sun, 20 Mar 2011 23:43:56 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:subject:mime-version:content-type:from :in-reply-to:date:cc:content-transfer-encoding:message-id:references :to:x-mailer; bh=2iRIRN7PstAo0IX9hhX1Y/P1uK02Dm8Oetf0PE++FKE=; b=I2/YF5N2dfowdVh5Vv28izZr+4lbI0NnNO/6FI+dvy51qUytGxNdJ6MOawYYQvaDSl kXegbE1NJg6qrU3ChqJ3I7++WyACsX9hb+lBWVRnbOXg/e2+r3bailnPeh7IASMnqgN1 5fbuq6/tZ2IIy38xxJKe1LEzgzfDikXwarSZg= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=subject:mime-version:content-type:from:in-reply-to:date:cc :content-transfer-encoding:message-id:references:to:x-mailer; b=cqS/CUZDVpH8zN5vMHwG2rhrNOA9cY7J+IURMGxqA8x5Z7NFkEuNAKHgqFZ+0eyLsP iwzpvTm3itH/xr6wO3xny2eN/Z+MXTi2NQAH1ir0eS2roU2EEAWEuEVL50WmgVdwqM6Y aplF9VXHj5evYgimINWQXnHDISnXfpnHmCbLE= Received: by 10.14.44.74 with SMTP id m50mr991308eeb.205.1300689836262; Sun, 20 Mar 2011 23:43:56 -0700 (PDT) Received: from [192.168.239.42] (xdsl-83-150-84-172.nebulazone.fi [83.150.84.172]) by mx.google.com with ESMTPS id w59sm1669795eeh.3.2011.03.20.23.43.54 (version=TLSv1/SSLv3 cipher=OTHER); Sun, 20 Mar 2011 23:43:55 -0700 (PDT) Subject: Re: [Bloat] Progress with latency-under-load tool Mime-Version: 1.0 (Apple Message framework v1082) Content-Type: text/plain; charset=us-ascii From: Jonathan Morton In-Reply-To: Date: Mon, 21 Mar 2011 08:43:53 +0200 Content-Transfer-Encoding: quoted-printable Message-Id: <1A0E96CF-CFF6-4475-9DDB-C6329493D33F@gmail.com> References: <0D59AD34-AA64-4376-BB8E-58C5D378F488@gmail.com> <4D829B58.1070601@swin.edu.au> To: Daniel Brooks X-Mailer: Apple Mail (2.1082) Cc: grenville armitage , bloat-devel , bloat 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: Mon, 21 Mar 2011 06:43:58 -0000 On 21 Mar, 2011, at 6:09 am, Daniel Brooks wrote: > Oof. I guess the loopback driver could use some work as well :) Either that or there is some strange timing effect going on that I = should be aware of. I'm going to try to run some more tests to see if I = can get the smoothness and responsiveness values up, but if any of you = notice something bizarre... Be aware however that both smoothness and responsiveness are taken as = the absolute worst cases observed. If there is a bell curve, you're = going to be looking at outliers. Perhaps I should calculate something = like a 7-number summary to sanity-check it. - Jonathan