From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-ie0-x233.google.com (mail-ie0-x233.google.com [IPv6:2607:f8b0:4001:c03::233]) (using TLSv1 with cipher RC4-SHA (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority" (verified OK)) by huchra.bufferbloat.net (Postfix) with ESMTPS id C565D21F1C0 for ; Wed, 24 Apr 2013 01:55:59 -0700 (PDT) Received: by mail-ie0-f179.google.com with SMTP id 16so1784933iea.10 for ; Wed, 24 Apr 2013 01:55:59 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:x-received:in-reply-to:references:date:message-id :subject:from:to:content-type:content-transfer-encoding; bh=whrKZ+FKGHBUtSC0F0eC81nQJlMjmJTTuOqpZZGGUsA=; b=DjhSy6XsWT0dWWSAxOK4QsRgVM0kDVwHxd3kCTZGiPPJjlEMu770vVNYCpwWkFE7xY Ijpn7B3Y/JXbTKvNNY+1dGzdkmCo1NIHjKjITGTejxWKF96hzd4yqhozhZrAKIH5i4FD K7YmE8bkLah1AEhkPJXgOKXacIe+s8qZ7GfDrqyrFU/y8NrqOQVKyBUDipUYdBsTuwrD 2Vx7n2WZmomxo9b/5Q3VyBp3c687z4Q4pC1Bbr0K5KDcXUc2Edmt2LQlaiKVWrdkHp+t RaDfF3SeZ9Fl9Ho+ZunN/UjBWQtdyK8EyCiyckeIVk1K0CkxR0MYYG8m/X41wsyHjxj1 zIJA== MIME-Version: 1.0 X-Received: by 10.50.196.234 with SMTP id ip10mr13540134igc.27.1366793759070; Wed, 24 Apr 2013 01:55:59 -0700 (PDT) Received: by 10.64.132.71 with HTTP; Wed, 24 Apr 2013 01:55:58 -0700 (PDT) In-Reply-To: References: Date: Wed, 24 Apr 2013 01:55:58 -0700 Message-ID: From: Dave Taht To: cerowrt-devel@lists.bufferbloat.net Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Subject: Re: [Cerowrt-devel] cerowrt 3.8.8-4 released X-BeenThere: cerowrt-devel@lists.bufferbloat.net X-Mailman-Version: 2.1.13 Precedence: list List-Id: Development issues regarding the cerowrt test router project List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 24 Apr 2013 08:56:00 -0000 On Wed, Apr 24, 2013 at 1:55 AM, Dave Taht wrote: > + Refresh to openwrt barrier breaker head > > this now contains nearly all the patches formerly separately in cerowr= t! > > ++ fq_codel is on by default on ALL interfaces with default quantum of= 300 > (yes, openwrt has obsoleted pfifo_fast!) > ++ unaligned access patches, etc, etc > + dhcp-pd SERVER support > the usual multitude of other openwrt fixes... all tested extensively > at the battlemesh conference. > > + Update to dnsmasq 2.67test2 > > Toke got really busy in building his own version of cero and adding > > + AQM scripts and gui > + tahoe-lafs added (untested) > + uftp4 updated > > - no upnp/ssdp fix because I'm clueless > > Yep, "AQM" gui now. /deep hat tip to toke for writing that. No need to > fiddle with any scripts now.... > > I guess of largest import here, underlying the gui, is that I had a > chance to deeply look at simple_qos.sh. There are several bugs in it, > that appear actually in the underlying tc subsystem.On ingress, the > priority queue was not being used properly, and a few other things > were odd in ipv6. > > Out of frustration with that, and based on the data we'd got back from > cablelabs, I wrote the simplest possible rate limited fq_codel > implementation, using a reduced number of flows and a single tier of > htb only - and that works surprisingly well. > > It's called "Simplest" in the new AQM screen. Give it a shot. > > Secondly, the exercise of writing that and comparing it to the simple_qos= script > > .... seems to have exposed a bug in htb at low bandwidths. > > http://snapon.lab.bufferbloat.net/~d/dsl384k-htb-bug.svg > > Here I was trying at 384k up and 8Mbit down, and the middle portion of > the upload graph there is kind of... impossible. At higher rates I > haven't seen this happen. And of course, you can get it from: http://snapon.lab.bufferbloat.net/~cero2/cerowrt/wndr/3.8.8-4/ --=20 Dave T=E4ht Fixing bufferbloat with cerowrt: http://www.teklibre.com/cerowrt/subscribe.= html