From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mout.gmx.net (mout.gmx.net [212.227.15.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.bufferbloat.net (Postfix) with ESMTPS id 51C533B29D for ; Mon, 21 Oct 2024 17:46:56 -0400 (EDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmx.de; s=s31663417; t=1729547214; x=1730152014; i=moeller0@gmx.de; bh=J+eCv1j8AcnlsRDYLCevztRsQcyawRxPtrB6vFmSNfc=; h=X-UI-Sender-Class:Content-Type:Mime-Version:Subject:From: In-Reply-To:Date:Cc:Content-Transfer-Encoding:Message-Id: References:To:cc:content-transfer-encoding:content-type:date:from: message-id:mime-version:reply-to:subject:to; b=CWJoR6yqTwWhUao719AWMuTUeO8Igy6gK+iQG4XQjt5TE5rt0pWcEyK5Ch93vOSH dvAIXsnNHk4D0iBV28mW2i84J9aYIuWRqRJwmQ88iPr3zMuaABlSUF9KbgbcPHQFJ mBnRccBDkxjT+0w9U8Fclg+hRRByg887hI8qqqzR9BXuXysiSk4kPy4a924oHUS3t xb2wbbNF7Zijw2UD48i5s4lobe+TG2cCETeSio/VKnDj7Q4TG6GOkELrocvqXVqL/ 2qrs3jzhRl5y82TEqkwEa0fygYaOI8AvZbPbIJJpPz1BHfm/aFwr37Rhb9kxsBrK2 3m8tKy3CQpa/K5YtDg== X-UI-Sender-Class: 724b4f7f-cbec-4199-ad4e-598c01a50d3a Received: from smtpclient.apple ([77.1.160.222]) by mail.gmx.net (mrgmx004 [212.227.17.190]) with ESMTPSA (Nemesis) id 1MDysg-1tAk0o2I3o-002kPX; Mon, 21 Oct 2024 23:46:54 +0200 Content-Type: text/plain; charset=us-ascii Mime-Version: 1.0 (Mac OS X Mail 16.0 \(3776.700.51.11.1\)) From: Sebastian Moeller In-Reply-To: <360d3979f452ceb0d6ebbc352b35213b00e46495.camel@heistp.net> Date: Mon, 21 Oct 2024 23:46:44 +0200 Cc: ecn-sane@lists.bufferbloat.net Content-Transfer-Encoding: quoted-printable Message-Id: <344059A3-8DE7-424E-AD7B-EB2F69EB7EC9@gmx.de> References: <360d3979f452ceb0d6ebbc352b35213b00e46495.camel@heistp.net> To: Pete Heist X-Mailer: Apple Mail (2.3776.700.51.11.1) X-Provags-ID: V03:K1:JExp3u7BjNAqfg1Fxi8q3zxgH04MiultIgi1MjU5hkG/sJ0fcie Chz9MCW/8Rgx4nXS8Ih++Oj6LDcxqvBD8iwzWTmcKLjZlzXXwynHbK3TFfMoSO/AjQ0oQOV pj5Ag/y1rqfvjwAda8AWoLAm6WpQY/sVjiP4/pajzRRbzZMrluk1/acL1HBr4zA64x3cPjl R3+CxC8K/qbzJ2ET5Q2cQ== X-Spam-Flag: NO UI-OutboundReport: notjunk:1;M01:P0:q49rJBAU5g8=;pXP8sE1x87IIXN9S4VivyCLxoQn DALy+bUMAioxfxFHWGitzwusKHMz07GXp4vScMlDrB5AH8bCBJ0JIVwgOXT396+5knqjV6d/G h0XnESLy+/ZhWNvJpBmjlqXR1XfCq0hzdDQc5mszXOOysas0hVeKY8zKXGgr5rMLzVA9zPcV8 XhWve+a6NPinm13RYQ1IouunPuwqQLIy4ZlrJNIaTvn/aKNhwyu6zZkj87/rNvBAoliiitZR2 slnEnULrabzbBli4jS+OSMwKhwkBWNwj1sLAtFNDn+CApBI30kMOUfAiM/XP/f9CuTCOxKbmK qGHt/zpFhqw724J7fH2jGmRXvkOM6Gt/FIxE1SBHtFnJvOmn6nPeuid0puFWcwuiFmB11SikG KUUVM4acOtE2wOb0Rl7VVHTuKn1wi4fyzE2u5NN3/GsEzEf7oAlT7y7xkJ7hMjyod9QYzpKLQ QFVCoHxUDWrpDfM5zR7XrAuOfEXcytsnsJ3N5AI+1tLr3iw5liOuCz8G/jTSGCRHU+g/zSHJB dW40haHA3Qvub4hrncYnB++OoAx6KmmHv3BQl11op+ueQ294IdB7OVX1YKiNpE5sikopqgijr qp4aBUSFmebWiHdvHsXsbs8kQbo7TW5iSL66EiAHZmNP1LlfUaJRFWMVcqg6t1+ysKz0QnQpZ 9fiPWbfbdxW9bA7iakS5HPGzSf5Ro2MS4wvCiASnvx4xss+xm6LG87ZZgC/EMcn7jhV2qkGE3 GRt1Sen6zd522CNKG9QZaGPdsOYNiBTgGeWTi27b5ZY+vxcjCukGcBXMfLDwazmcIrsgmc1al O1jJtFLvTWVybYWA3nqrjG3g== Subject: Re: [Ecn-sane] Multiplicative Decrease Scaling (high-fidelity ECN in a single queue) 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: Mon, 21 Oct 2024 21:46:56 -0000 Hi Pete, nice! I note that the legend for figure 8 b says: "Figure 8b: CUBIC-MDS = at 100 Mbps, 600 ms path RTT" but the plot implies 1000 Mbps. > On 21. Oct 2024, at 10:48, Pete Heist via Ecn-sane = wrote: >=20 > Hi all, >=20 > I'm looking for some feedback on a way to do early and frequent ECN > that retains compatibility with conventional CCAs in a single queue. > Here's a write-up including simulation results: >=20 > https://github.com/heistp/md-scaling/blob/main/MD-Scaling.md >=20 > ----- > Abstract: >=20 > Multiplicative Decrease Scaling (MDS or MD-Scaling) provides high- > fidelity Explicit Congestion Notification (ECN) in a way that's > compatible with conventional congestion control algorithms (CCAs) in a > single queue. Using a signaling and response relationship that allows > cwnd convergence with conventional CCAs, MDS aims to reduce queueing > delay, and increase utilization for MDS CCAs, while supporting the > transition to scalable CCAs. > ----- >=20 > I find the results interesting, and am looking to determine if this > idea is worth pursuing further. Any feedback on the approach, = proposed > signaling mechanism or anything else is welcome. >=20 > Thanks! > Pete Heist >=20 > PS- I've also posted this to ICCRG in the IRTF, so apologies to anyone > getting hit with it twice. > _______________________________________________ > Ecn-sane mailing list > Ecn-sane@lists.bufferbloat.net > https://lists.bufferbloat.net/listinfo/ecn-sane