From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-yk0-x234.google.com (mail-yk0-x234.google.com [IPv6:2607:f8b0:4002:c07::234]) (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 5C9D021F2F4 for ; Fri, 20 Nov 2015 09:50:52 -0800 (PST) Received: by ykba77 with SMTP id a77so172693316ykb.2 for ; Fri, 20 Nov 2015 09:50:52 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type; bh=yECM7o2mvVjdltDhW9cTyLKfyP0ABKtzd8553gZEOyI=; b=0JivkjZ/Af0B8tXzX4poS4+TvoMWDLPFl02mUNJK6EhcjWuODmFs0fa8GWnPLmM492 D0xrezLZZQj1yY3Vh0JvetJE2GlVgSaztgBOSfIDLXfUfEf6fgQ4ZNEIjLBcwK42PfQ8 wC7VgjdRKpsa9IzK4dodeekThDMo6hS1wKhRQ0CR5UzK65O9WAaJCsoKUfGZtMq9YhBS WZYTysI0ve+mgEkasSa5Cs/q7FfbcCOMKGbIUh94oQ5KKiJlbIbz/n0AmYUvjZiAUTZv UfY+yaJ2ILrXlgI6vJe7NQW+GBsF4r+il7O4a4ymwD7AFksrSX1BQZiBTF9vserVELt6 4XQg== MIME-Version: 1.0 X-Received: by 10.129.154.148 with SMTP id r142mr15558603ywg.291.1448041852084; Fri, 20 Nov 2015 09:50:52 -0800 (PST) Received: by 10.37.41.130 with HTTP; Fri, 20 Nov 2015 09:50:51 -0800 (PST) Received: by 10.37.41.130 with HTTP; Fri, 20 Nov 2015 09:50:51 -0800 (PST) In-Reply-To: References: Date: Fri, 20 Nov 2015 19:50:51 +0200 Message-ID: From: Jonathan Morton To: Dave Taht Content-Type: multipart/alternative; boundary=94eb2c0b7cbe36a60e0524fc8430 Cc: cake@lists.bufferbloat.net Subject: Re: [Cake] capacity estimator is more than a bit off X-BeenThere: cake@lists.bufferbloat.net X-Mailman-Version: 2.1.13 Precedence: list List-Id: Cake - FQ_codel the next generation List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 20 Nov 2015 17:51:15 -0000 --94eb2c0b7cbe36a60e0524fc8430 Content-Type: text/plain; charset=UTF-8 The capacity estimator operates on the incoming traffic, and is meant for use with variable capacity links in ingress mode. It doesn't measure the average throughput. The autorate_ingress option causes the shaper to track the estimate with a slight scale down. I find it useful for 3G, less so on 4G. - Jonathan Morton --94eb2c0b7cbe36a60e0524fc8430 Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: quoted-printable

The capacity estimator operates on the incoming traffic, and= is meant for use with variable capacity links in ingress mode.=C2=A0 It do= esn't measure the average throughput.

The autorate_ingress option causes the shaper to track the e= stimate with a slight scale down.=C2=A0 I find it useful for 3G, less so on= 4G.

- Jonathan Morton

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