From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-lf0-x229.google.com (mail-lf0-x229.google.com [IPv6:2a00:1450:4010:c07::229]) (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 9D3D13B25E for ; Sat, 17 Sep 2016 16:11:49 -0400 (EDT) Received: by mail-lf0-x229.google.com with SMTP id g62so82465067lfe.3 for ; Sat, 17 Sep 2016 13:11:49 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:subject:from:in-reply-to:date:cc :content-transfer-encoding:message-id:references:to; bh=wqcHziQt5jjSsELS5uwPH9LK2gT3bP3icEIiuFUFSfY=; b=MoJRSSEcxdza+rF2wmlbckXSfgatqcQ/IWr+qHF+p1VU3FOhtdmBhhfkknRES5vDBa oZEfIBcoHBLz3KvyeB2XI77MoFt5HyzcUTq/7aV8GMa1bwjHSWgJkBFXuyo0n2wWM20+ pcn73iittwYuFvVk0yv0C+zhxRVHJUS4J9kyKeF6mDA1UmuE0AjqqpGg9jJbkldFywbc smI+tY3joaFYe/FKT6ex6jhz9WgHxiLSgKBeHkSdZv/zqMgxHnrOwH5f7COTM2+h1Blj poSIgkmJMOKcu7njftoVItl9ZXjBgx8tm+HnMd8xu3DyKIIruDLxHWW5n7xISOI2RoNB fMDw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:subject:from:in-reply-to:date:cc :content-transfer-encoding:message-id:references:to; bh=wqcHziQt5jjSsELS5uwPH9LK2gT3bP3icEIiuFUFSfY=; b=Po8qWhskwgzWKdRmKcI989nZkOMK0g+Fga++gkZ6/uDkV4nJh2V2OrgmxMl5AJa15D kMWYlRoSUNfcOUeX2EzIbhKDZTXgWlOrZy4pKGVC3y2FiqHDJ+BaMIe6dEYv2b2st5PY PatKSiN5LMyEU2d04OBAq/UZ+5zYa+IqFGj1kltrhNWdQHyyl067VxZsM8uURmclOaEF +kMzdkjEGuc/M4UzW6sto0fnDg5dd3/e0AR2cdrQjsAnbLVBzwvHxCJhH0TVd8XBuuGT owqV69k9v/TMJ3BTIw2eNHHIecx66P08OcQXvt5q/Q++uCbgUsxEJGv/BGeyFBZ8rfyq 38tA== X-Gm-Message-State: AE9vXwMB2CB/ogAPesUDUOYMl0o7aR3H7d3HmkNzOA1fVmRNYOLkv+pRjEAPVOrc9Tg21g== X-Received: by 10.25.218.12 with SMTP id r12mr8321663lfg.50.1474143108296; Sat, 17 Sep 2016 13:11:48 -0700 (PDT) Received: from [192.168.100.13] (37-33-90-35.bb.dnainternet.fi. [37.33.90.35]) by smtp.gmail.com with ESMTPSA id h41sm3505625lji.28.2016.09.17.13.11.46 (version=TLS1 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Sat, 17 Sep 2016 13:11:47 -0700 (PDT) Content-Type: text/plain; charset=us-ascii Mime-Version: 1.0 (Mac OS X Mail 9.3 \(3124\)) From: Jonathan Morton In-Reply-To: Date: Sat, 17 Sep 2016 23:11:40 +0300 Cc: "cerowrt-devel@lists.bufferbloat.net" Content-Transfer-Encoding: quoted-printable Message-Id: References: To: Maciej Soltysiak X-Mailer: Apple Mail (2.3124) Subject: Re: [Cerowrt-devel] BBR congestion control algorithm for TCP in net-next X-BeenThere: cerowrt-devel@lists.bufferbloat.net X-Mailman-Version: 2.1.20 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: Sat, 17 Sep 2016 20:11:49 -0000 > On 17 Sep, 2016, at 21:34, Maciej Soltysiak = wrote: >=20 > Cake and fq_codel work on all packets and aim to signal packet loss = early to network stacks by dropping; BBR works on TCP and aims to = prevent packet loss.=20 By dropping, *or* by ECN marking. The latter avoids packet loss. - Jonathan Morton