From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from auth.a.painless.aa.net.uk (a.painless.aa.net.uk [IPv6:2001:8b0:0:30::51bb:1e33]) (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 647B221F61D for ; Fri, 5 Jun 2015 10:27:46 -0700 (PDT) Received: from sightless.bracknell.aa.net.uk ([2001:67c:2a40:0:aaaa:aaaa:aaaa:aaaa]) by a.painless.aa.net.uk with esmtpa (Exim 4.77) (envelope-from ) id 1Z0vOz-0004oW-OD; Fri, 05 Jun 2015 18:27:45 +0100 Message-ID: <5571DC01.70301@k.gg> Date: Fri, 05 Jun 2015 18:27:29 +0100 From: Adrian Kennard User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.10; rv:31.0) Gecko/20100101 Thunderbird/31.7.0 MIME-Version: 1.0 To: Dave Taht , Kevin Darbyshire-Bryant References: <7D4DDC3F-9233-4E07-B59B-AA1368CA9D4E@gmail.com> <5571B334.7050607@darbyshire-bryant.me.uk> <5571DA4E.5060809@darbyshire-bryant.me.uk> In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-Mailman-Approved-At: Fri, 05 Jun 2015 10:50:42 -0700 Cc: bloat Subject: Re: [Bloat] Bloat goes away, but with ~25% speed loss? 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: Fri, 05 Jun 2015 17:28:15 -0000 On 05/06/2015 18:23, Dave Taht wrote: >>> A&A struck me as an extremely clueful ISP (I think they have had ipv6 >>> /48s for forever?) >>> and it has been my impression that folk like that were using things >>> like HFSC + SFQ already >>> in their "rate limiters", and had experimented also with fq_codel by now. Oh, I meant to say, the policers used on broadband links have a very very simple logic of small packets (<1000) are allowed more predicted lag, and so VoIP "just works" as does DNS, interactive key presses, TCP ACK packets and all sorts of time critical stuff.