From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-lf0-x244.google.com (mail-lf0-x244.google.com [IPv6:2a00:1450:4010:c07::244]) (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 D52B43B29F for ; Tue, 27 Sep 2016 15:54:56 -0400 (EDT) Received: by mail-lf0-x244.google.com with SMTP id b71so2270723lfg.1 for ; Tue, 27 Sep 2016 12:54:56 -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=fkc7yRRRVNz1j4/ywnjuz9jMBrCG6GzXJzHdN5OsXZ4=; b=Mr1zBWOSYJcL3SBzbG/S+g02ad+d79QY26kZqi1TMRVIjyP1vb2VnxxX2RXvgdTQEx dmHNRWopFSxjfFJUE7inJUa4mM1SzwZRTcz+4mNdA43FzKF1czq2Sq7fkzcJohtTDfsL aRc7xaQx9a0hCIhhumiwf28M7aCVdnARgJjTgu89wkMcIV0+N7TuDZUhW6SweNK9k33f TM/f3xU+RKJO6YfjtpWwvaJ8I27EBWVpQrz90QKyPbXdej9oMxNCY3OrlEJMLeGa4b86 e4murI6FJCgLjrvH1wGQNqT2gJX82uoh+1K4A+ry3PbrIz20HgJHwaGTa7eBBJ4OSSpN ZADQ== 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=fkc7yRRRVNz1j4/ywnjuz9jMBrCG6GzXJzHdN5OsXZ4=; b=Oo2lxYkhPa5cgGCyhnWm3yTjNHhZ4E1m5e74TzcC/DkCqJ/d31Y32FUZwBKcZhUovK 4CdDhowbMvbNE0XTUdiNQXloIwfAb8Sh6xjG/Vvz0FyYVu+Narrz0+356omu+j1O+uKn L88vlZmToaSHjCn3N+vUdkdEs15asmwh29k3IIZCKGN2AChiO1gePdtlQjWYVrWBRJz4 mKxUrbM/QAsFoOMQ2KJ1z/xeZHEYOdtzvWV8NjczIQ0dY3XwIqFSuvVsK2XwoHm1VkiC rlMLr//DsjjTtv1Kj4XQqrsjOD/P0kAO9lgnXya8QPFHSgMOQMKC1FTUggwm5HRPLJNt Q2xw== X-Gm-Message-State: AE9vXwMrO+FQDb7aXlf/AEFErsqGzhA0fqvqtP9IU1I5oL3fYZAgEANJaBV+GgURHFuhpQ== X-Received: by 10.46.33.209 with SMTP id h78mr9542772lji.28.1475006095502; Tue, 27 Sep 2016 12:54:55 -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 41sm672614ljb.37.2016.09.27.12.54.54 (version=TLS1 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Tue, 27 Sep 2016 12:54:54 -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: Tue, 27 Sep 2016 22:54:52 +0300 Cc: cake@lists.bufferbloat.net Content-Transfer-Encoding: quoted-printable Message-Id: <7855FBA4-9B55-4BE9-9A43-0247941BF9BA@gmail.com> References: <32E6B0A0-6014-4510-9D97-02645F0EFDFD@gmail.com> <27B5A7E3-203D-468F-B487-BFFC9294D857@gmail.com> To: Dave Taht X-Mailer: Apple Mail (2.3124) Subject: Re: [Cake] cake for net-next 4.8 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: Tue, 27 Sep 2016 19:54:57 -0000 > On 27 Sep, 2016, at 22:29, Dave Taht wrote: >=20 > OK, at some point, but I have to abandon the lab, it looks like: Yet another reason to be glad I live in a cold and slightly damp = country. > https://groups.google.com/forum/#!topic/bbr-dev/VNUBKAeJSdc If BBR is not currently responding to CE marks, then ce_threshold should = have no effect. This leaves me confused as to what the graph actually = shows. But COBALT does have a better chance of controlling the spike after a = short gap, because its resuming behaviour is more aggressive than = standard Codel. It will just have to do so with drops rather than = marks. - Jonatan Morton