From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from smtp64.iad3b.emailsrvr.com (smtp64.iad3b.emailsrvr.com [146.20.161.64]) (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 162203CB35 for ; Thu, 3 Jan 2019 12:16:27 -0500 (EST) Received: from smtp1.relay.iad3b.emailsrvr.com (localhost [127.0.0.1]) by smtp1.relay.iad3b.emailsrvr.com (SMTP Server) with ESMTP id D18706038E for ; Thu, 3 Jan 2019 12:16:26 -0500 (EST) X-SMTPDoctor-Processed: csmtpprox beta Received: from smtp1.relay.iad3b.emailsrvr.com (localhost [127.0.0.1]) by smtp1.relay.iad3b.emailsrvr.com (SMTP Server) with ESMTP id CF459603A3 for ; Thu, 3 Jan 2019 12:16:26 -0500 (EST) X-Auth-ID: dev@logicalwebhost.com Received: by smtp1.relay.iad3b.emailsrvr.com (Authenticated sender: dev-AT-logicalwebhost.com) with ESMTPSA id 7CD216038E for ; Thu, 3 Jan 2019 12:16:26 -0500 (EST) X-Sender-Id: dev@logicalwebhost.com Received: from [10.8.0.10] (97-90-101-79.static.mdfd.or.charter.com [97.90.101.79]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384) by 0.0.0.0:25 (trex/5.7.12); Thu, 03 Jan 2019 12:16:26 -0500 From: Dev Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Mime-Version: 1.0 (Mac OS X Mail 12.2 \(3445.102.3\)) Message-Id: <74C61225-5DA8-46DD-ABB7-D454C7991444@logicalwebhost.com> Date: Thu, 3 Jan 2019 09:16:24 -0800 To: bloat@lists.bufferbloat.net X-Mailer: Apple Mail (2.3445.102.3) Subject: Re: [Bloat] link saturation test failing 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: Thu, 03 Jan 2019 17:16:27 -0000 Dev writes: > I=E2=80=99m running Debian Buster, trying to saturate a link, enable = fq_codel > and drop my ping times back down, but they seem to stay high. >=20 > I connected machine A and B to a gig switch, then dropped the port > speed on machine A like: >=20 > ethtool -s enp8s0 advertise 0x002 > =46rom which machine are you running the test? If your bottleneck is = the > switch, that is where the buffering will happen; FQ-CoDel on the host > can do nothing about that... > -Toke I=E2=80=99m running the test from machine A, my Debian Buster server, so = that=E2=80=99s the interface I=E2=80=99ve set to 10Mbps. Basically = trying to follow the howto on the website, but my ping times aren=E2=80=99= t dropping once fq_codel is enabled. -Dev=