From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-qk0-x234.google.com (mail-qk0-x234.google.com [IPv6:2607:f8b0:400d:c09::234]) (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 AC06A3B29E for ; Fri, 1 Dec 2017 20:41:13 -0500 (EST) Received: by mail-qk0-x234.google.com with SMTP id z203so15481296qkb.5 for ; Fri, 01 Dec 2017 17:41:13 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc:content-transfer-encoding; bh=fWR6ANximfdXTJ52urcUB/eJnAiuzdYY9Xcgf0Vb8FU=; b=XmxqVP7BHYwTBqLatIGe0Qn9LDHJTTkIumPef8ToS/lGLcULf/ougUmN0BynlyH95o k/6gdruNGFMOZF9xJLTIrAsz154ydb92eRQw2D8/RlLWmUPIJfDVudV6SNTESznpnBrN p89CcmA5Qfk1i/6JrN0D2qFfz3x0WmYv/kvkLyoIkvALTbOhdg7Ao0pv9PZuhVBXhqYb l14MXdEaPGxpYszfv+c4aFvOZE+ZHeqWo0c/5M0YBWn9x3AiJw+MlqePl3TjvnlaCzvC pgxJBe9XYk92H/8IgGj6QiAQRmYfC4VelJ42aHXib3p2fiH3iuYSc8fcON2pjfvvt/rx ib7A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:in-reply-to:references:from:date :message-id:subject:to:cc:content-transfer-encoding; bh=fWR6ANximfdXTJ52urcUB/eJnAiuzdYY9Xcgf0Vb8FU=; b=JJgvuSFWzALJacXLCsCaFSrcWNkScUb9pwWDzmI8fmQvPQlsi42GFkjTjMdD1cOBcq rtsoN6wGig0WKbxI+N9atRzgaTu9ix86/MHWDgUrVe+fRfDdVT/sqgCtH+cupjABiLb5 Fc2TNFLXnwQXku/009T2FrFdI1SJYVelSw6a8Wsz9NdHxaNATlQVphYJ97/6FUT9ygtu 6MIe2WE4uh59U5x/VWrJBg+WJBqRXS9K6iJwa0rpkfFrwrIgDSh25tXH6jBWRzXq2TFN xBNK5rbpP9GzP1BXOYfm5NJlkPYJ/9AncFldiPFnbhEd9bK5b6RGusV0yRZNl1C7NpBV RCYg== X-Gm-Message-State: AKGB3mLTw97hfLnneN3lvrLh9Ru3pXcXQ980egHVT5CnXLURGRkKx7Ak Bk9pU9gr1V7uFTQqTVVNDFuVxtgLssh0PTA6bmw= X-Google-Smtp-Source: AGs4zMbjdX38fv8Y9GMMueV0YZ9NwTBAdn/LcDVsGz2nlpDXX/fPPN1kvTU6S/F/3YnCbYgN+jjU5pArTS9TUs2I0SY= X-Received: by 10.55.97.135 with SMTP id v129mr10006915qkb.305.1512178873133; Fri, 01 Dec 2017 17:41:13 -0800 (PST) MIME-Version: 1.0 Received: by 10.12.193.93 with HTTP; Fri, 1 Dec 2017 17:41:12 -0800 (PST) In-Reply-To: References: <98B33089-BA99-40C2-8C25-B4568505AAC6@gmail.com> From: Dave Taht Date: Fri, 1 Dec 2017 17:41:12 -0800 Message-ID: To: Georgios Amanakis Cc: Cake List Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Subject: Re: [Cake] cake flenter results round 3 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: Sat, 02 Dec 2017 01:41:13 -0000 On Fri, Dec 1, 2017 at 5:31 PM, Georgios Amanakis wro= te: >>Here a definition of a win has to also include a shaper, like >>cake's integral one. > > I realized this an hour ago, but forgot to include "limit 100000" in nete= m > config. Running that now. > >> tc qdisc add dev mbox.l root pfifo-fast limit 1000 Our rule of thumb for token bucket shapers has been 5-15% so a run against 900 of 855 or lower might show codel/pie/fq_codel working better. cake is deficit based, and it's looking good at 900v890. A way to test cake's aqm more directly against codel or pie is to use cake in "flowblind" mode. > I will also do this reference run. > Thank you for your guidance! thank you for tackling some load! These are some of the fastest speeds and widest workloads we've ever tried these qdiscs at. I picked up two 12 core xeons today. I went to get my usual cheap samsung EVO SSD, got one, saw an optane on sale, got one of those for the main box. I'm a sucker for latency reductions. They are way too loud, tho. > George > --=20 Dave T=C3=A4ht CEO, TekLibre, LLC http://www.teklibre.com Tel: 1-669-226-2619