From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-lf0-x242.google.com (mail-lf0-x242.google.com [IPv6:2a00:1450:4010:c07::242]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by lists.bufferbloat.net (Postfix) with ESMTPS id F20493B2A3 for ; Sun, 12 Feb 2017 11:41:49 -0500 (EST) Received: by mail-lf0-x242.google.com with SMTP id q89so6682378lfi.1 for ; Sun, 12 Feb 2017 08:41:49 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:subject:from:in-reply-to:date:cc :content-transfer-encoding:message-id:references:to; bh=Tvqa0UcfCmmiktOCPHnoVIIv/2Lk7nHIoHLa1O9NCV8=; b=rUaSnBsrOiVGFINJv0NKSSGWyKubJPiOOzY7xAjlaQtn+u7jmWc5L4d6ykh9uMZyr2 nnH7CQMN5EU+lD5cRK6IeYN1UgowvLut65TOqgaHjUW1rG9nUs+3oSpVd6PMc4VXbVtc M3qbqENYadprIY4bT/WIbQ6Yq2dP6gz6n+lrUjWivlOA3TAyQxrM0T4g30zDv5sFYDwZ +G/oWU4gWmOPkKYJbE9dzZJOd8UAjl1YxCS8MWAZgbdoqAlAMleTbunv5YLex+diU0PP h42w05K6wdgbQGP1Dl4RNGpBK0xHr0gkkVQeRZzdvC0/927/i5eqmcqlvecZ6rfJCi1F DiqQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:subject:from:in-reply-to:date:cc :content-transfer-encoding:message-id:references:to; bh=Tvqa0UcfCmmiktOCPHnoVIIv/2Lk7nHIoHLa1O9NCV8=; b=WJOpx3hxeOBVFkIxkWOgOuaIwnj/UlFu7lqEsxl3w51AGeMp5s3Cr3HM9kOsM5KgXL 4BBN/wxOGHgZqtdx1m+CNulWLwYdNHn+mkOUIGEqwE/Mgwv4t716pUX4BnWZV+gJVOMs lVZ3loKEEOGiMHHoxsFKyd3fMjtnb/N5Mlx52Zg/7UUnB1v0tq1sJSROYVysnpXN2kJe oUPik0ka/FKoRrIZAIHNt+3iLXH1sZXmzAXhLnlNzT6Y0Zvh/TTcllbaknmWz/YXilt4 u+/o41fr1cvFpMEvEzMdXC7t80HIJXVTE9GEBG3c6wVJm69DSGsSeLXNzwsFbwfReBLf htjg== X-Gm-Message-State: AMke39nvVdyteR+yRVMSfYqtoEGYn0IbAxTL0gzyOOGsAitBen2s64ev+bmAuzV8uCDDag== X-Received: by 10.25.19.67 with SMTP id j64mr5528756lfi.34.1486917708898; Sun, 12 Feb 2017 08:41:48 -0800 (PST) Received: from [192.168.100.16] (37-219-206-78.nat.bb.dnainternet.fi. [37.219.206.78]) by smtp.gmail.com with ESMTPSA id u18sm2073127lff.48.2017.02.12.08.41.47 (version=TLS1 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Sun, 12 Feb 2017 08:41:48 -0800 (PST) Content-Type: text/plain; charset=utf-8 Mime-Version: 1.0 (Mac OS X Mail 9.3 \(3124\)) From: Jonathan Morton In-Reply-To: <8305DE32-10AB-42C3-8D08-5FF3391914BF@gmail.com> Date: Sun, 12 Feb 2017 18:41:46 +0200 Cc: Dave Taht , Cake List Content-Transfer-Encoding: quoted-printable Message-Id: <91B87669-0F79-4D03-BB37-8A25E9695ABE@gmail.com> References: <459B9F17-317F-465E-8D2F-361CF47E5F32@gmail.com> <3D9E1A43-0182-4A1F-8262-6F587A79254E@gmail.com> <830143EE-20F2-42A5-A4FC-ECE7DF50C632@gmail.com> <652AA7A2-60C5-460F-AE60-CF4CB1D1D781@gmail.com> <5BE2A225-4B9C-4F0F-ACC5-C23CCC873DF5@gmail.com> <4B18C549-4CEF-4275-B9B3-CB8A046EB4EC@gmail.com> <856BB65A-569E-4633-B104-5E3BD15B649F@gmail.com> <70520D3D-D381-44DC-A789-BB1E24FBE3F4@gmx.de> <531AF998-D1B2-43A6-A55B-F0471C0164E1@gmail.com> <967D2491-5DB5-45CC-B4C5-E8FF48743504@gmail.com> <8305DE32-10AB-42C3-8D08-5FF3391914BF@gmail.com> To: Pete Heist X-Mailer: Apple Mail (2.3124) Subject: Re: [Cake] Cake latency update X-BeenThere: cake@lists.bufferbloat.net X-Mailman-Version: 2.1.20 Precedence: list List-Id: Cake - FQ_codel the next generation List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 12 Feb 2017 16:41:50 -0000 > On 12 Feb, 2017, at 16:12, Pete Heist wrote: >=20 > 2) Using a 1.25 GHz Mac Mini PPC G4 I have laying around. I = successfully ran fq_codel for ADSL on that box in the past, but at 5 / = 0.5 Mbps. Accurate Flent results running Cake at 80 Mbps? Timer issues? That should be absolutely fine at 80Mbps. PowerPC Macs seem to have = good hi-res timers in my experience, and the Sun GEM is a relatively = good NIC. The main limitation is that it=E2=80=99s PCI rather than = PCIe, so it can=E2=80=99t reach the full GigE line rate, but it does go = well above 100Mbps. Don=E2=80=99t worry about BQL, since you=E2=80=99re not relying on NIC = backpressure to control queuing. - Jonathan Morton