From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-oi0-x229.google.com (mail-oi0-x229.google.com [IPv6:2607:f8b0:4003:c06::229]) (using TLSv1 with cipher RC4-SHA (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by huchra.bufferbloat.net (Postfix) with ESMTPS id 9B7EC21F4EA for ; Fri, 20 Feb 2015 10:01:55 -0800 (PST) Received: by mail-oi0-f41.google.com with SMTP id z81so3878743oif.0 for ; Fri, 20 Feb 2015 10:01:54 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type:content-transfer-encoding; bh=QRDxSmAh+DB66pYqVV5f1TYi5rCQB2uOpcWBwmVKgh4=; b=s55vTOCZuAOj7iiLZeq8Y7gNl4+99FCgCUB09nLSdyl4rJleynhz3EgjX9l4tATqn9 ZqiTyTac8v5/Vgf4i0oBxSOkA8DAxREs64e2/Wl8lgkMpgZPv6q1mkzHimVTxCcPIu7I e2mi+VapFIzT4sooDkkW0shPY29oKe5TBHLPjUrwSslftR0IVh97bkAGfQd0WevIHRnE 6h5lRtOI+7R40OzQIxm5sqQjX1IgPGAsg/qmxFzVwW4D6om5nZRSLuneO8VgAmUzXOsl 6OPtdcOHjN3RK3UVzi9mIC+CEv4igrSo3qMJdvULVD44E1bhTFLNwHqzBdhuGTYtFRJ2 Ic0A== MIME-Version: 1.0 X-Received: by 10.202.204.88 with SMTP id c85mr6943249oig.81.1424455314505; Fri, 20 Feb 2015 10:01:54 -0800 (PST) Received: by 10.202.51.66 with HTTP; Fri, 20 Feb 2015 10:01:54 -0800 (PST) In-Reply-To: References: Date: Fri, 20 Feb 2015 10:01:54 -0800 Message-ID: From: Dave Taht To: Anjali Chawla Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Cc: "codel@lists.bufferbloat.net" Subject: Re: [Codel] Setpoint in CoDel X-BeenThere: codel@lists.bufferbloat.net X-Mailman-Version: 2.1.13 Precedence: list List-Id: CoDel AQM discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 20 Feb 2015 18:02:23 -0000 On Fri, Feb 20, 2015 at 1:21 AM, Dave Taht wrote: > the best talk on the subject was van=C2=B4s at ietf, it is well worth > watching multiple times. > > http://www.bufferbloat.net/projects/cerowrt/wiki/Bloat-videos > > He goes deeply into the reasoning behind the sojourn time, and setpoint. > > About the only other somewhat in-depth talk on how codel really works > was my attempt at stanford. The stanford talk took some digging to find. I would really like a shot at a do-over one day - or for van to give his talk again to be filmed at high quality. https://www.youtube.com/watch?v=3DMxoa5Si4Ubw > > and there are of course other talks above that try to describe bits of > the elephant. > > One of these days I hope someone puts together the definitive talk on > codel complete with even more elegant demos than stephen hemminger > came up with..., but it does seem to be really hard for people to get > at a deep level... most of my own talks are more about fq than > fq_codel, and that is *tons* easier to explain. > > If you watch them all a bunch of times, and run a few experiments of > your own, enlightenment will come. For me, it was seeing kathie give > the first public explanation of codel - about midway through I started > vibrating in my seat - but I had just completed a slash and burn tour > through all the aqm literature going back 30 years, and trying > everything that seemed to make sense. I don=C2=B4t know how to impart tha= t > in an email... > > > On Fri, Feb 20, 2015 at 12:46 AM, Anjali Chawla > wrote: >> Hi >> anyone please explain me what is concept behind setpoint in codel >> algorithm?? >> Thanks >> >> _______________________________________________ >> Codel mailing list >> Codel@lists.bufferbloat.net >> https://lists.bufferbloat.net/listinfo/codel >> > > > > -- > Dave T=C3=A4ht > > thttp://www.bufferbloat.net/projects/bloat/wiki/Upcoming_Talks --=20 Dave T=C3=A4ht thttp://www.bufferbloat.net/projects/bloat/wiki/Upcoming_Talks