From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-qk1-x735.google.com (mail-qk1-x735.google.com [IPv6:2607:f8b0:4864:20::735]) (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 CE8A23B2A4 for ; Sun, 9 Feb 2020 13:21:35 -0500 (EST) Received: by mail-qk1-x735.google.com with SMTP id c188so4331288qkg.4 for ; Sun, 09 Feb 2020 10:21:35 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=berkeley-edu.20150623.gappssmtp.com; s=20150623; h=content-transfer-encoding:mime-version:subject:from:in-reply-to:cc :date:message-id:references:to; bh=0Gm+g8p2ZUwOBqTYFl13/fwf1Jmd5UjpN+YdQvbEUO0=; b=hLeYeiJHIJxfGlDfIoAEY+/JNetQ1Mai5QeB0iW1+XinSx85neq4f/0HZkapMZYKxu hMVkXHrL1+NiZgxhfLCnR6HQfn+m00qPuuZ7ef5eP36dOcm5AEeLJriY3uqVzwNkfCjD WGVh1iXYj37YyoRq6ttrZcC5V33RJeQKjZzHx6hv3pNxR7Sqf7hWKMEALL8V2gjBUWjS FmPhYqrmt9IvVzj0qQPkY2vPATBRm0JlSDGt3o7AeGQ3sgpj23WavVA9zCnTDZudkTrP DWhFY9f8LRCvHN3x4TYHADAkj1RUEG7XL3X898gMvLuWcXIctMIqdYwbS4wTOZV0mWdc dD6A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:content-transfer-encoding:mime-version:subject :from:in-reply-to:cc:date:message-id:references:to; bh=0Gm+g8p2ZUwOBqTYFl13/fwf1Jmd5UjpN+YdQvbEUO0=; b=gEMK92hDaFe1XJOuVnqa6A90+Xt1wV2Qq2nV3G7xR8F5ShKiFrexQtvEOohw9hSuhe pUBGLJG4hyj2l4cTBuO7m2mMtblHxVAyYpX1yAMSu1JPqRpkXoIXk93ixwMWcEarNK0l F7tHWYJinfkaXmkGe/BougMJ2ULt+fOn0v7dr8HpwM8n7ec2y9Ji5CU4UWqeoLhrKnzp XzeCVmLanE04YBqR01r5Pbf2F9kP/yvYwogENjqbUuuNrH31+gOJraHsTuMgYxxKcb82 yfOHKiqUW7hAIK4GyeYrP7GqGUkuQb6qFNv9Nibfun2RRbKn6ApYuXjC8rzUwYsH8a4E dbGg== X-Gm-Message-State: APjAAAVza0gI1B8Ej+DAYL22K3pGHPzvgAL52whM9F+2TUF/6hlyQm7Q z+MQCBmZL15VVZrPNPjuuAdWjA== X-Google-Smtp-Source: APXvYqwMeyHSGu2d36kc9xDFszePJahDyfnU4iYjwedbvMGzWvYXsJnr1nmBwMS8hq9Y4moun1px6w== X-Received: by 2002:a37:7a83:: with SMTP id v125mr7687008qkc.22.1581272495246; Sun, 09 Feb 2020 10:21:35 -0800 (PST) Received: from [172.16.42.11] (c-73-207-74-174.hsd1.ga.comcast.net. [73.207.74.174]) by smtp.gmail.com with ESMTPSA id s42sm4858806qtk.87.2020.02.09.10.21.34 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 09 Feb 2020 10:21:34 -0800 (PST) Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Mime-Version: 1.0 (1.0) From: David Fridovich-Keil In-Reply-To: Cc: bloat , ECN-Sane , dfk@eecs.berkeley.edu, dghosal@ucdavis.edu, chapmanm@eecs.berkeley.edu, mkfarrens@ucdavis.edu, tomlin@eecs.berkeley.edu, nhanford@ucdavis.edu Date: Sun, 9 Feb 2020 13:21:33 -0500 Message-Id: References: To: Dave Taht X-Mailer: iPhone Mail (17D50) X-Mailman-Approved-At: Tue, 11 Feb 2020 05:47:39 -0500 Subject: Re: [Ecn-sane] pacing, applied differently than bbr X-BeenThere: ecn-sane@lists.bufferbloat.net X-Mailman-Version: 2.1.20 Precedence: list List-Id: Discussion of explicit congestion notification's impact on the Internet List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 09 Feb 2020 18:21:35 -0000 Hi Dave, To be honest I haven=E2=80=99t personally been involved in follow up work bu= t I think my coauthors may have. Maybe try contacting Nate at nate.hanford@g= mail.com? Best, David Sent from my iPhone > On Feb 9, 2020, at 2:12 AM, Dave Taht wrote: >=20 > =EF=BB=BFI don't know how I stumbled across this, but it seemed interestin= g at > this late hour. I wonder if they kept at it or tried ecn also. >=20 > "A Model Predictive Control Approach to Flow Pacing for TCP" >=20 > "we propose a different approach to latency based congestion control. > In particular, our controller sets the maximum pacing rate by solving > a model-based receding horizon control problem at each time step. Each > new roundtrip time (RTT) measurement is first incorporated into a > linear time-varying (LTV) predictive model. Subsequently, we solve a > one-step look-ahead optimization problem which finds the pacing rate > which optimally trades off RTT, RTT variance, and throughput according > to the most recent model. Our method is computationally inexpensive > making it readily implementable on current systems." >=20 > https://people.eecs.berkeley.edu/~dfk/pdfs/network_control_camera_ready.pd= f >=20 >=20 > --=20 > Make Music, Not War >=20 > Dave T=C3=A4ht > CTO, TekLibre, LLC > http://www.teklibre.com > Tel: 1-831-435-0729