From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-lb0-x22e.google.com (mail-lb0-x22e.google.com [IPv6:2a00:1450:4010:c04::22e]) (using TLSv1 with cipher RC4-SHA (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by huchra.bufferbloat.net (Postfix) with ESMTPS id 01C0221F30B for ; Mon, 23 Mar 2015 20:16:25 -0700 (PDT) Received: by lbcmq2 with SMTP id mq2so21835442lbc.0 for ; Mon, 23 Mar 2015 20:16:23 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=content-type:mime-version:subject:from:in-reply-to:date:cc :content-transfer-encoding:message-id:references:to; bh=e8RoQhbCgaDIojKDnE3/9zQeG3CEMlr0gAZemOZZnjI=; b=uDULRkRElnr4rkzAxx0X4NBm+IfL8b69JClwqvS310QPUkFJvwSihq2cOjjNoBODuK tIvWM0ASC2Elvgz6s7uh5fnQHQKcOd0PNG+d2/Z7wuCq4pCF02xicFTZKbDVuTnsme40 lke97B6SUQDmLYDM1efVGS9cXDpgY92rhbTp62ldhe19PGcwFFWnKuEsqALRRReJLOM/ hcNarYgPojataTSOzMyFxmtECfwimaftaWHAkkVc/qrXrhLQRWjZ0MgV+mUXiml4QWRA WFqSsEtjfEFOHw4Hn2qvv5CO5DT5SWOUGaOs02MxwgSZDk/RkRbTaACMwh8r2tCndaqz lS7g== X-Received: by 10.152.22.67 with SMTP id b3mr1709115laf.117.1427166983200; Mon, 23 Mar 2015 20:16:23 -0700 (PDT) Received: from bass.home.chromatix.fi (87-93-8-223.bb.dnainternet.fi. [87.93.8.223]) by mx.google.com with ESMTPSA id dz1sm594055lbc.47.2015.03.23.20.16.21 (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Mon, 23 Mar 2015 20:16:22 -0700 (PDT) Content-Type: text/plain; charset=windows-1252 Mime-Version: 1.0 (Mac OS X Mail 8.2 \(2070.6\)) From: Jonathan Morton In-Reply-To: <8AC58249-8199-405B-997A-E8F7285A34FB@gmx.de> Date: Tue, 24 Mar 2015 05:16:19 +0200 Content-Transfer-Encoding: quoted-printable Message-Id: References: <08BAF198-87C5-42B8-8899-53F34E47156E@gmail.com> <896FAE61-B45A-4F34-9449-5ADB82194DD9@gmx.de> <48350C2E-C33A-4534-84BC-5D56F4AAF0EA@gmail.com> <8AC58249-8199-405B-997A-E8F7285A34FB@gmx.de> To: Sebastian Moeller X-Mailer: Apple Mail (2.2070.6) Cc: "cerowrt-devel@lists.bufferbloat.net" Subject: Re: [Cerowrt-devel] archer c7 v2, policing, hostapd, test openwrt build X-BeenThere: cerowrt-devel@lists.bufferbloat.net X-Mailman-Version: 2.1.13 Precedence: list List-Id: Development issues regarding the cerowrt test router project List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 24 Mar 2015 03:16:54 -0000 > On 24 Mar, 2015, at 02:00, Sebastian Moeller wrote: >=20 > So I got around to a bit of rrul testing of the dual egress idea to = asses the cost of IFB, but the results are complicated (so most likely I = screwed up). IFB is normally used on the download direction (as a substitute for a = lack of AQM at the ISP), so that=92s the one which matters. Can you try = a unidirectional test which exercises only the download direction? This = should get the clearest signal - without CPU-load interference from the = upload direction. - Jonathan Morton