Discussion of explicit congestion notification's impact on the Internet
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From: "Toke Høiland-Jørgensen" <toke@toke.dk>
To: Jonathan Morton <chromatix99@gmail.com>,
	Mikael Abrahamsson <swmike@swm.pp.se>
Cc: Jonathan Foulkes <jfoulkes@evenroute.com>,
	"ecn-sane\@lists.bufferbloat.net"
	<ecn-sane@lists.bufferbloat.net>, Dave Taht <dave@taht.net>,
	"tsvwg\@ietf.org" <tsvwg@ietf.org>
Subject: Re: [Ecn-sane] is FQ actually widely deployed?
Date: Mon, 22 Jul 2019 19:05:10 +0200	[thread overview]
Message-ID: <87sgqy3sqh.fsf@toke.dk> (raw)
In-Reply-To: <CEECD0B0-7081-42DE-AA2C-5061749C9232@gmail.com>

Jonathan Morton <chromatix99@gmail.com> writes:

>> On 22 Jul, 2019, at 10:14 am, Mikael Abrahamsson <swmike@swm.pp.se> wrote:
>> 
>> Do we have numbers on how much FQ is actually out there? If we don't,
>> can we measure it? Anyone know of devices shipping or being designed
>> that does FQ of some kind?
>
> Linux and OSX end hosts now routinely run fq_codel by default. That's
> an awfully large installed base, both of FQ and of Codel. It is
> perhaps worth observing that these are rarely bottlenecks for Internet
> paths, though they might be for LAN paths.
>
> The IQrouter is probably the best example of a commercial middlebox
> that does FQ, in this case using Cake. I hear that it is now being
> sold in re-branded form to certain large ISPs, but I could be wrong
> about that. I've CC'd Jonathan Foulkes for comment.
>
> There's also a large French ISP which has done fq_codel on its last
> mile for quite some time.

I am aware of at least two Danish and one Norwegian ISP that have
deployed FQ-CoDel-based shapers either as their customer shapers in the
backend or on CPEs.

Anything derived from OpenWrt will also use FQ-CoDel on both WiFi and
wired links. Not sure how common those are, though...

-Toke

  reply	other threads:[~2019-07-22 17:05 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-07-22 14:14 Mikael Abrahamsson
2019-07-22 15:20 ` Jonathan Morton
2019-07-22 17:05   ` Toke Høiland-Jørgensen [this message]
2019-07-22 18:02     ` Pete Heist
2019-07-23  5:32     ` Mikael Abrahamsson
2019-07-23  5:57       ` Sebastian Moeller
2019-07-23  6:06         ` Jonathan Morton
2019-07-22 22:14   ` Jonathan Foulkes
2019-07-22 22:24     ` Jonathan Morton
2019-07-22 17:09 ` Dave Taht
2019-07-23  5:34   ` Mikael Abrahamsson
2019-07-23  6:13     ` Sebastian Moeller
2019-07-23  6:21       ` Mikael Abrahamsson
2019-07-23 10:57         ` Dave Taht

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