From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-lj1-x235.google.com (mail-lj1-x235.google.com [IPv6:2a00:1450:4864:20::235]) (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 BE7653B2A4 for ; Tue, 9 Mar 2021 13:58:51 -0500 (EST) Received: by mail-lj1-x235.google.com with SMTP id 2so22136906ljr.5 for ; Tue, 09 Mar 2021 10:58:51 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:subject:from:in-reply-to:date:cc :content-transfer-encoding:message-id:references:to; bh=k4m4q0vjCNyVB+Gm6lzNcE16GghyEKXLa8JnSIXLmVM=; b=qcfUiVBcWCvYwauPU2rXay6bKTewCJFE1sf87IfjwORdJYg9g2gSZt6TA4yfzkhAb/ +iaXQ5hfMLKTAUCFYD2hbQcJL6u4C68N2LJoZ2DYN0jRTU7sAOtR7FdCPhvlI54ocaqz CI9wZlOyYkD8KQ+b1jTLu1x4l+PJ/E6V7900nM01KtN5YHU9sbw4VhQwRjNS6KyczBxm Jh6MVFM3qpaI09ATIQgDSquG9OqermGEL2+DiMnR+vDGXPurAilzZE714nkiA5FzP2g2 JlPsQbucDuRZt6ToZtb6/GrGZsUcT7rqAeSAFod40Yw+NyDS8cVs++Iw3xfjA/RSSget mcFg== 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=k4m4q0vjCNyVB+Gm6lzNcE16GghyEKXLa8JnSIXLmVM=; b=Il8U/Ik0dK4ZejYJpQXHJDGy/yy1jUgXC1Ugeg3NnJSjrLtJum+zdsvi+Rs9NVbOJN 3QBbHXpsC+IlVGetuxh6IMZULqvhGbV7a8wg2mtBvOywzgSzmlN+ckVRUg3LzqhgEvdX dEF1+wWZMByJJRCtJsgktjC9vDKptTre/ow2y4ZQrv2Rf+6kFzMIwPpq8nzmK3C+QE+T gCpVlk9LUbrZ0IZoeyuf6z2+OJiR+yDokPP4/vXwwxcSIssUQ7awWQItMwt09gpYzurX GQZOze+vYyiZP5EiFnVLyHaiTwlgHy5AYXOK54D7dAdtn+Hbvg/W/FAo/q6DQ5GYCVhI H1dA== X-Gm-Message-State: AOAM5309KAr0fSWIr51YbZv8yFfseUnF3P1JYtu87P+2DQkEc4lWPbOQ WKgNuSUvcZpnWuY9Yrylodo= X-Google-Smtp-Source: ABdhPJxv3GNlF6s+vIFHGbnj+1tLHwK9KiZ7TpkIPzBLQW2d/m43E9KADo0pDRKC1lW+s3edWlSgwg== X-Received: by 2002:a2e:161e:: with SMTP id w30mr17352287ljd.182.1615316330680; Tue, 09 Mar 2021 10:58:50 -0800 (PST) Received: from jonathartonsmbp.lan (176-93-29-60.bb.dnainternet.fi. [176.93.29.60]) by smtp.gmail.com with ESMTPSA id v19sm2046463lfi.39.2021.03.09.10.58.49 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Tue, 09 Mar 2021 10:58:50 -0800 (PST) Content-Type: text/plain; charset=us-ascii Mime-Version: 1.0 (Mac OS X Mail 11.5 \(3445.9.7\)) From: Jonathan Morton In-Reply-To: Date: Tue, 9 Mar 2021 20:58:48 +0200 Cc: "Rodney W. Grimes" <4bone@gndrsh.dnsmgr.net>, ECN-Sane Content-Transfer-Encoding: quoted-printable Message-Id: References: <202103091519.129FJBQg077653@gndrsh.dnsmgr.net> <96258C16-D03C-44F0-AFC8-3403F6866FF7@gmail.com> To: Dave Taht X-Mailer: Apple Mail (2.3445.9.7) Subject: Re: [Ecn-sane] A brick wall threshold for SCE_threshold 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: Tue, 09 Mar 2021 18:58:52 -0000 > On 9 Mar, 2021, at 8:48 pm, Dave Taht wrote: >=20 > I do not think anything other than a brick wall can be implemented in = high speed hardware. We've spoken to a Cisco guy who says they can already do Approximate = Fairness at 100Gbps per port. That's our benchmark. > I really wish you'd try a brick wall We did. We didn't like the results. - Jonathan Morton=