Re: [tsvwg] New Version Notification for draft-heist-tsvwg-ecn-deployment-observations-02.txt

Jonathan Morton <chromatix99@gmail.com> Mon, 22 March 2021 21:44 UTC

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From: Jonathan Morton <chromatix99@gmail.com>
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Date: Mon, 22 Mar 2021 23:43:50 +0200
Cc: Bob Briscoe <ietf@bobbriscoe.net>, tsvwg IETF list <tsvwg@ietf.org>
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References: <161519742798.12373.8424747645620734074@ietfa.amsl.com> <4cc306ea278dab68741b0c27713bfb7c84522e11.camel@heistp.net> <72467bfe9a38edee74c4ab8e12ec350e23315ec9.camel@heistp.net> <ce2c8397-1bb9-8634-7822-88b9ba6d3b22@bobbriscoe.net> <0F3DBF89-9DA3-401C-9793-5F0F2C72ED5E@gmx.de> <30f74c94-a5e9-ed02-c10e-2779e72e00a7@bobbriscoe.net> <985C021D-98BC-4690-BDBD-5E21712E045A@gmx.de>
To: Sebastian Moeller <moeller0@gmx.de>
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Subject: Re: [tsvwg] New Version Notification for draft-heist-tsvwg-ecn-deployment-observations-02.txt
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> On 22 Mar, 2021, at 10:48 pm, Sebastian Moeller <moeller0@gmx.de> wrote:
> 
>> I'm sure many people on this list 
>> will be able to confirm that per-customer scheduling has 'always' been 
>> the norm.
> 
> [SM] Thanks for digging this up. This nicely confirms my point b). I did not claim that to be a new development, even though I am not sure when ISPs switched from simple policers to user friendlier shapers?

Quick question:  if an RFC-3168 compliant FQ-AQM is configured to provide only per-subscriber isolation, relying on TCP-friendly coexistence for managing traffic to a given subscriber, what happens when an L4S flow joins the mix?

I'm sure I don't need to spell it out by now.

 - Jonathan Morton