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Re: [tsvwg] [Ecn-sane] is FQ actually widely deployed?

Sebastian Moeller <moeller0@gmx.de> Tue, 23 July 2019 06:13 UTC

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From: Sebastian Moeller <moeller0@gmx.de>
In-Reply-To: <alpine.DEB.2.20.1907230732420.19225@uplift.swm.pp.se>
Date: Tue, 23 Jul 2019 08:13:24 +0200
Cc: Dave Täht <dave.taht@gmail.com>, "ecn-sane@lists.bufferbloat.net" <ecn-sane@lists.bufferbloat.net>, Dave Taht <dave@taht.net>, "tsvwg@ietf.org" <tsvwg@ietf.org>
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References: <alpine.DEB.2.20.1907221609330.19225@uplift.swm.pp.se> <CAA93jw4V_NtiuJJDtfVFBt-fHAWhkx7RFNFAaW=5gG3ORvV8cg@mail.gmail.com> <alpine.DEB.2.20.1907230732420.19225@uplift.swm.pp.se>
To: Mikael Abrahamsson <swmike@swm.pp.se>
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Subject: Re: [tsvwg] [Ecn-sane] is FQ actually widely deployed?
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> On Jul 23, 2019, at 07:34, Mikael Abrahamsson <swmike@swm.pp.se> wrote:
> 
> On Mon, 22 Jul 2019, Dave Taht wrote:
> 
>> Hmm? Nearly everything derived from openwrt commercially has it. More generally, debian linux derived Google wifi, chromebooks, eero have publically disclosed their usage.
> 
> For CPU based forwarding platforms, perhaps (and these are not the common ones). But one of the few OpenWrt hw acceleration platforms (MT7621) then FQ is not done on the hw accelerated flows afaik.
> 
> HW acceleration typically means FQ goes out the window.

	That, and most other features the linux network stack offers (it is easier ot be fast if you do less ;) ) I believe users need to actively enable HW offloading, so shpould be in control whether they want to trade in a ship-load of features for alloing their router to punch well above its weight...

Best Regards
	Sebastian


> 
> -- 
> Mikael Abrahamsson    email: swmike@swm.pp.se
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