From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from korolev.univ-paris7.fr (korolev.univ-paris7.fr [IPv6:2001:660:3301:8000::1:2]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by huchra.bufferbloat.net (Postfix) with ESMTPS id 2D7F321F7DB for ; Tue, 28 Jul 2015 06:51:04 -0700 (PDT) Received: from potemkin.univ-paris7.fr (potemkin.univ-paris7.fr [IPv6:2001:660:3301:8000::1:1]) by korolev.univ-paris7.fr (8.14.4/8.14.4/relay1/56228) with ESMTP id t6SDp3mb017668 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=NO); Tue, 28 Jul 2015 15:51:03 +0200 Received: from mailhub.math.univ-paris-diderot.fr (mailhub.math.univ-paris-diderot.fr [81.194.30.253]) by potemkin.univ-paris7.fr (8.14.4/8.14.4/relay2/56228) with ESMTP id t6SDp3CG004583; Tue, 28 Jul 2015 15:51:03 +0200 Received: from mailhub.math.univ-paris-diderot.fr (localhost [127.0.0.1]) by mailhub.math.univ-paris-diderot.fr (Postfix) with ESMTP id 1737061FA8; Tue, 28 Jul 2015 15:51:03 +0200 (CEST) X-Virus-Scanned: amavisd-new at math.univ-paris-diderot.fr Received: from mailhub.math.univ-paris-diderot.fr ([127.0.0.1]) by mailhub.math.univ-paris-diderot.fr (mailhub.math.univ-paris-diderot.fr [127.0.0.1]) (amavisd-new, port 10023) with ESMTP id fIAA5gRmQMCb; Tue, 28 Jul 2015 15:51:02 +0200 (CEST) Received: from ijon.pps.univ-paris-diderot.fr (user-188-33-50-89.play-internet.pl [188.33.50.89]) (Authenticated sender: jch) by mailhub.math.univ-paris-diderot.fr (Postfix) with ESMTPSA id 5AC0661FA7; Tue, 28 Jul 2015 15:51:01 +0200 (CEST) Date: Tue, 28 Jul 2015 15:50:58 +0200 Message-ID: <876154qtkt.wl-jch@pps.univ-paris-diderot.fr> From: Juliusz Chroboczek To: Toke =?ISO-8859-1?Q?H=F8iland-J=F8rgensen?= In-Reply-To: <87r3nstnj5.fsf@toke.dk> References: <87a8ugqvid.wl-jch@pps.univ-paris-diderot.fr> <87r3nstnj5.fsf@toke.dk> User-Agent: Wanderlust/2.15.9 MIME-Version: 1.0 (generated by SEMI-EPG 1.14.7 - "Harue") Content-Type: text/plain; charset=US-ASCII X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.2.7 (korolev.univ-paris7.fr [IPv6:2001:660:3301:8000::1:2]); Tue, 28 Jul 2015 15:51:03 +0200 (CEST) X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.2.7 (potemkin.univ-paris7.fr [194.254.61.141]); Tue, 28 Jul 2015 15:51:03 +0200 (CEST) X-Miltered: at korolev with ID 55B788C7.002 by Joe's j-chkmail (http : // j-chkmail dot ensmp dot fr)! X-Miltered: at potemkin with ID 55B788C7.001 by Joe's j-chkmail (http : // j-chkmail dot ensmp dot fr)! X-j-chkmail-Enveloppe: 55B788C7.002 from potemkin.univ-paris7.fr/potemkin.univ-paris7.fr/null/potemkin.univ-paris7.fr/ X-j-chkmail-Enveloppe: 55B788C7.001 from mailhub.math.univ-paris-diderot.fr/mailhub.math.univ-paris-diderot.fr/null/mailhub.math.univ-paris-diderot.fr/ X-j-chkmail-Score: MSGID : 55B788C7.002 on korolev.univ-paris7.fr : j-chkmail score : . : R=. U=. O=. B=0.000 -> S=0.000 X-j-chkmail-Score: MSGID : 55B788C7.001 on potemkin.univ-paris7.fr : j-chkmail score : . : R=. U=. O=. B=0.000 -> S=0.000 X-j-chkmail-Status: Ham X-j-chkmail-Status: Ham Cc: bloat Subject: Re: [Bloat] AQM and PPP on Linux X-BeenThere: bloat@lists.bufferbloat.net X-Mailman-Version: 2.1.13 Precedence: list List-Id: General list for discussing Bufferbloat List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 28 Jul 2015 13:51:33 -0000 > What distro are you on? Debian. (One machine stable, one testing.) > There's a sysctl to set the default qdisc: net.core.default_qdisc. $ sysctl -a | grep default_qdisc net.core.default_qdisc = pfifo_fast > Set this to fq_codel and you should be good to go. Is that safe? I'm thinking lo and virtual interfaces. -- Juliusz