From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wm1-x330.google.com (mail-wm1-x330.google.com [IPv6:2a00:1450:4864:20::330]) (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 1BC343B29E for ; Tue, 22 Jan 2019 16:06:21 -0500 (EST) Received: by mail-wm1-x330.google.com with SMTP id t200so15790643wmt.0 for ; Tue, 22 Jan 2019 13:06:21 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=heistp.net; s=google; h=mime-version:subject:from:in-reply-to:date:cc :content-transfer-encoding:message-id:references:to; bh=HVd7AuKHBSWWROOwMNquC8QGkFTxdI5NnhW7Z/rnR4s=; b=VNVq6QW7zjDRHihSQlKEod0oQRnr5B9lFE1Zx5pIzHoPxFLu3jP8CpFxbU8dNaV5Wp amD2gkj+e5V/BvX/xzfexnqwgmnYQi7hNYHBDiBIhJ34cvxdbC91z3BEthOhOehNlFV3 wxsY64yc1kJR7KooR4F11/vrK7pQbv4V+R1npaqWRCaqWSSlFwIXjtta/Q7ldghCVxXC Lo5P3bkLrttSlc8kNiDHgCWTcE0pUu33LvxTB91sGRgPSkfK74F5YcUZYKiEhvqtsaOz C97xbJfVqItvoBAPobfOGHidQyYCaQsPloH0r72oweTR+MmFC5+d9mZ6XN59FBYD0YhF ycbw== 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=HVd7AuKHBSWWROOwMNquC8QGkFTxdI5NnhW7Z/rnR4s=; b=CCwybfLWrAqm3NrZXAiDm9mPv010OnpZ25/rwFe7sQ5BIGuoyUyv65m7cN7BdzLwYZ X/WSfYIn9tOugkTM9wabFKNywCaMQfgKlxZgaLSDL3Yn84ohL0gjZCL/VsfzGNrSXRgD uljaVMtSlAwYWn7MqIs3jeFyAnHtVFxKsGWLtjSS0d8liE3QXX2lJ3FsM2mvZfJ0daxO kMJnTmVlF4aliaibmdm4bcNvHJ5V/8i1be5LQxjA2fGnn8Ws1iNLcf3xAriU9lyidjc0 yfbAEIzuIMFxV1/8U8cDiTLmccJ87bC1XFPR5JjKFGJX3KnY6AWxaOgwVuGmuUuEfxro jaBw== X-Gm-Message-State: AJcUukfXK9Icp0XGfk2rjNKQp5uFnbjZlXFl3B6VjuWLifMr9Jq/H4I8 hukJVVegqM/OLPsv8TUigefImw== X-Google-Smtp-Source: ALg8bN5pnYQhPCuYFjLZYf69doZA8oXLfpcMsdZgQ+C/gV67yaL1X4n5rGTLK8a63fs/GM0B28E6Tw== X-Received: by 2002:a1c:7eca:: with SMTP id z193mr90794wmc.140.1548191180931; Tue, 22 Jan 2019 13:06:20 -0800 (PST) Received: from tron.luk.heistp.net (h-1169.lbcfree.net. [185.193.85.130]) by smtp.gmail.com with ESMTPSA id f137sm45306439wmg.29.2019.01.22.13.06.19 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 22 Jan 2019 13:06:20 -0800 (PST) Content-Type: text/plain; charset=utf-8 Mime-Version: 1.0 (Mac OS X Mail 11.5 \(3445.9.1\)) From: Pete Heist In-Reply-To: <87zhrsjw3p.fsf@taht.net> Date: Tue, 22 Jan 2019 22:06:18 +0100 Cc: Make-Wifi-fast Content-Transfer-Encoding: quoted-printable Message-Id: References: <9ECF8538-357C-448F-BE27-40A21A5CC048@heistp.net> <87ef95kqjh.fsf@toke.dk> <87zhrsjw3p.fsf@taht.net> To: Dave Taht X-Mailer: Apple Mail (2.3445.9.1) Subject: Re: [Make-wifi-fast] Ubiquiti fixed framing experience X-BeenThere: make-wifi-fast@lists.bufferbloat.net X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 22 Jan 2019 21:06:22 -0000 > On Jan 22, 2019, at 9:06 PM, Dave Taht wrote: >=20 > Pete Heist writes: >=20 >>> On Jan 22, 2019, at 10:08 AM, Toke H=C3=B8iland-J=C3=B8rgensen = wrote: >>>=20 >>> Pete Heist writes: >>>=20 >>>> Anyway that=E2=80=99s my story, it=E2=80=99s 2019 and it seems that = vendors are still >>>> not thinking about what latency means, even when it can start to >>>> affect TCP... >>>=20 >>> Nice writeup. Have you considered writing a blog post? :) >>=20 >> I=E2=80=99ll try to do this together with more practical stories = about queueing the backhaul. >>=20 >> How airtime is managed is a serious thing. It=E2=80=99s like WiFi = gold, but I probably don=E2=80=99t have to mention that on this list. :) >=20 > Also your > = https://community.ubnt.com/t5/airMAX-AC/New-Flexible-framing-and-huge-impr= ovements-in-TCP-latency/td-p/2385132 >=20 > reference pointed at preseem which is a company started to better = manage > wifi (with tools like that - and means to put fq_codel/htb/cake etc > inline) Go, preseem! Yep, I also noticed that and saw them around here before. I wish them = well. :) Point taken about getting more visibility for some longer write-ups. = I=E2=80=99ll solve it, eventually...=