From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-lf1-x12d.google.com (mail-lf1-x12d.google.com [IPv6:2a00:1450:4864:20::12d]) (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 9020A3CB37 for ; Tue, 2 Nov 2021 06:46:50 -0400 (EDT) Received: by mail-lf1-x12d.google.com with SMTP id bu18so24905327lfb.0 for ; Tue, 02 Nov 2021 03:46:50 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=domos-no.20210112.gappssmtp.com; s=20210112; h=mime-version:from:date:message-id:subject:to; bh=Mkn65YxnwA25cCe7rITC5TRKFbKg9K1CHrV3QT1DuBE=; b=wDITg2PQuhf7NdDFYJM2ats0RJy5JPizGXCsNzdpJqc4ZSsvjqPfMK6y9a8WekFSRv bJb614h76IedIbbzWaPSOud7LLJi6t/vx9rM3baDdoSOICThuK+lT2Hxyy7jgDO5FpRt d/hIOnoaZVxRuC0dMhXIS8l+MIW7RIQj1uIIen71WqghBDPFFq3iJuou4hNWiiuaBDMf vV9g7MrbPaNfF+Xnnc5JPN6AbmgFNzAtFlOOcQ7YWf6h9msyjnNRKVW6HLhMrxQro4uh HzN73Dz2vMXnjwvNvp6sntOcu0+WOVsORMZRUeyVJa5EoLO3Uf/OKXluJFWdpBbni3Os GtRA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:from:date:message-id:subject:to; bh=Mkn65YxnwA25cCe7rITC5TRKFbKg9K1CHrV3QT1DuBE=; b=EE6JcVdtfaTC+g1rR7SmvDCWhxAuie905sRCtswMU/u5ry1N44prgTICrRrQ3JG1/q a3ubDawQymQA48K2hsX1pSUEGNrGqES8ZlP5drDL4r3lSzOYufXOYIqS3WhrgTZ1fyNI HPHBWCyo3/6JMwqV0XflFTn5SdSpIT3hELFmF1CRicD9Ep3Y+mt1RYQ4uVdWoo0Vq0PF XogNwWL+447KHSEdK6KIyYBsV1M7DzDOx8gmikvBlEdFgKTNuLqYBfhcZ5wPwXWOlzwO j17dNuq7IqhXHTM4E9MQL94zqwbr5tNtdOkVhin6R8jH+aGuLgJsZCFV7qCKiZlSwgi+ xGWQ== X-Gm-Message-State: AOAM5321TfMm6Hj13zx+hEZbXTcj8Gtg+uM/HySCTxj04MdAZ3pyy5ho RHgaI+4GRTYR3ZiCAg9MMgNAHJ1RGVSCf0m43LBHAcK0kczrO8UuV/0= X-Google-Smtp-Source: ABdhPJyO0AkMa8SZMjhm5bfwA055Xk3Sb/jnXOj6KY5IyLP7mzJhufXBfH3LiCDTMwdOhTJ6iWJj4MR6KwWBWbHJEew= X-Received: by 2002:a05:6512:3406:: with SMTP id i6mr27949963lfr.58.1635850008542; Tue, 02 Nov 2021 03:46:48 -0700 (PDT) MIME-Version: 1.0 From: =?UTF-8?Q?Bj=C3=B8rn_Ivar_Teigen?= Date: Tue, 2 Nov 2021 10:46:37 +0000 Message-ID: To: bloat Content-Type: multipart/alternative; boundary="000000000000aa527a05cfcc0219" X-Mailman-Approved-At: Tue, 02 Nov 2021 06:56:55 -0400 Subject: [Bloat] Beyond Bufferbloat: End-to-End Congestion Control Cannot Avoid Latency Spikes X-BeenThere: bloat@lists.bufferbloat.net X-Mailman-Version: 2.1.20 Precedence: list List-Id: General list for discussing Bufferbloat List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 02 Nov 2021 10:46:50 -0000 --000000000000aa527a05cfcc0219 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Hi everyone, I've recently published a paper on Arxiv which is relevant to the Bufferbloat problem. I hope it will be helpful in convincing AQM doubters. Discussions at the recent IAB workshop inspired me to write a detailed argument for why end-to-end methods cannot avoid latency spikes. I couldn't find this argument in the literature. Here is the Arxiv link: https://arxiv.org/abs/2111.00488 A direct consequence is that we need AQMs at all points in the internet where congestion is likely to happen, even for short periods, to mitigate the impact of latency spikes. Here I am assuming we ultimately want an Internet without lag-spikes, not just low latency on average. Hope you find this interesting! --=20 Bj=C3=B8rn Ivar Teigen Head of Research +47 47335952 | bjorn@domos.no | www.domos.no WiFi Slicing by Domos --000000000000aa527a05cfcc0219 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable
Hi everyone,

I've recent= ly published a paper on Arxiv which is relevant to the Bufferbloat problem.= I hope it will be helpful in convincing AQM doubters.
Discus= sions at the recent IAB workshop inspired me to write a detailed argument f= or why end-to-end methods cannot avoid latency spikes. I couldn't find this a= rgument in the literature.

Here is the Arxiv link: https://arxiv.org/abs/2111.00488

A direct consequence is that we need AQMs at all poin= ts in the internet where congestion is likely to happen, even for short per= iods, to mitigate the impact of latency spikes. Here I am assuming we ultim= ately want an Internet without lag-spikes, not just low latency on average.=

Hope you find this interesting!

--
Bj=C3=B8rn Ivar Teigen=
Head of Research
+47 47335952 | bjorn@domos.no<= /a>=C2=A0|=C2=A0www.domos.no<= br style=3D"font-family:Slack-Lato,appleLogo,sans-serif;font-style:normal;f= ont-weight:400;letter-spacing:normal;text-align:start;text-indent:0px;text-= transform:none;white-space:normal;word-spacing:0px">WiFi S= licing by Domos
<= /div>
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