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Re: [tcpPrague] L4S scheduling conflicts

Bob Briscoe <research@bobbriscoe.net> Mon, 13 June 2016 10:48 UTC

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To: "Eggert, Lars" <lars@netapp.com>
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From: Bob Briscoe <research@bobbriscoe.net>
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Date: Mon, 13 Jun 2016 11:48:19 +0100
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Cc: TCP Prague List <tcpPrague@ietf.org>, Philip Eardley <philip.eardley@bt.com>, "Mirja Kuehlewind (IETF)" <ietf@kuehlewind.net>, "l4s-chairs@ietf.org" <l4s-chairs@ietf.org>, "spencerdawkins.ietf@gmail.com" <spencerdawkins.ietf@gmail.com>
Subject: Re: [tcpPrague] L4S scheduling conflicts
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Lars,

avtcore specified RFC 6679 (ECN in RTP), which is proposed standard and 
contains more specific uses of ECT(1) than any other RFC (even tho the 
ECT(1) parts have not been implemented as far as anyone can tell). 
RFC6679 is also referenced by 19 3GPP specs (9 reference it normatively).


Bob

On 13/06/16 09:57, Eggert, Lars wrote:
> Hi,
>
> On 2016-06-13, at 10:36, Bob Briscoe <research@bobbriscoe.net> wrote:
>> Here's my thinking behind the conflict list:
>> I put: "all Transport Area WGs, avtcore, iccrg", which resulted in the current conflicts list:
>>
>> Conflicts to Avoid:
>> First Priority: avtcore, iccrg, alto, aqm, dtn, ippm, mptcp, nfsv4, rmcat, taps, tcpinc, tcpm, tram, tsvwg
> I'd put these as 2nd order: avtcore, ippm, tram
>
> And these even lower: alto, dtn, nfsv4
>
> Lars
>
>>
>> We have a list of WGs that we have already said L4S will interact with in the problem statement:
>> * tsvwg, aqm, tcpm, rmcat, iccrg, avtcore
>>
>> * mptcp will be added in the next draft of the problem-statement (omission pointed out by Marcelo)
>>
>> I think we should keep the following:
>> * dtn: addressing a very similar problem of ultra-low loss, ultra-low latency, but currently in a very different way
>> * taps: l4s is disruptive to taps, because it offers a protocol that removes the queuing delay dimension from the requirements dilemma - potentially eventually for all transport protocols
>>
>> That leaves the following that could be trimmed:
>> * alto, nfsv4, tcpinc, tram
>>
>> I think tcpinc should stay as a second (or even first) priority conflict, because of all the tcp experts who would be conflicted.
>>
>>
>> Bob
>>
>> On 11/06/16 19:11, Mirja Kuehlewind (IETF) wrote:
>>> Hi Phil,
>>>
>>> I anyway want to trim the conflict list (because currently there is more stuff on than needed). I guess you as chair should be able to do that as well. Please do so if you want. But please do it soon if possible :-)
>>>
>>> Mirja
>>>
>>>
>> --
>> ________________________________________________________________
>> Bob Briscoe                               http://bobbriscoe.net/
>>
>
>
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-- 
________________________________________________________________
Bob Briscoe                               http://bobbriscoe.net/

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