Re: [vnfpool] Follow-up question from the BOF

Jamal Hadi Salim <hadi@mojatatu.com> Thu, 24 July 2014 14:09 UTC

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From: Jamal Hadi Salim <hadi@mojatatu.com>
Date: Thu, 24 Jul 2014 10:08:59 -0400
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To: DIEGO LOPEZ GARCIA <diego.r.lopez@telefonica.com>
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Cc: "vnfpool@ietf.org" <vnfpool@ietf.org>, Michael Tuexen <Michael.Tuexen@lurchi.franken.de>, "Y. Richard Yang" <yry@cs.yale.edu>, "mls.ietf@gmail.com" <mls.ietf@gmail.com>
Subject: Re: [vnfpool] Follow-up question from the BOF
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I am not big on high-five, but i would like to add my +1. I will find
vnfpool appealing
if it does state.

cheers,
jamal


On Thu, Jul 24, 2014 at 10:05 AM, DIEGO LOPEZ GARCIA
<diego.r.lopez@telefonica.com> wrote:
> Hi,
>
> As one of the supporters of the idea of not leaving state management out of
> scope, I am glad to see Richard's proposal and happy to support the idea of
> exploring a solution able to encompass vendor specific approaches.
>
> Be goode,
>
> On 24 Jul 2014, at 07:47 , Y. Richard Yang <yry@cs.yale.edu> wrote:
>
> Martin, Michael,
>
> IPR concerns are valid, but if they are crucial to solve the problem, and
> the solution provides higher benefit, they could be addressed, right?
>
> Regarding vendor specific solution, this is a very good point! Please take a
> look at approaches such as merge/split. They allow vendor specific packaging
> of NF state. Hence, transfers of state can be only among NFs of the same
> vendor. The advance, however, is that at least the controller can be
> different from the NF vendors. This is a good progress, in my view. Make
> sense?
>
> Richard
>
> On Jul 24, 2014 7:09 AM, "Michael Tuexen" <Michael.Tuexen@lurchi.franken.de>
> wrote:
>>
>>
>> On 24 Jul 2014, at 06:54, Martin Stiemerling <mls.ietf@gmail.com> wrote:
>>
>> > Hi Richard,
>> >
>> > Am 22.07.14 um 17:34 schrieb Y. Richard Yang:
>> >> Hi Martin,
>> >>
>> >> Here is one point. One constraint of the proposed work, in my view, is
>> >> that the scope does not consider state management. Most useful NFs are
>> >> stateful. Hence, removing state management from the scope is not ideal,
>> >> and hence is a limit. There is interesting recent progress in generic,
>> >> reusable NF state management, such as Merge/Split
>> >>
>> >> (https://www.usenix.org/system/files/conference/nsdi13/nsdi13-final205.pdf).
>> >> If this is included, I believe that the group can develop a lot more
>> >> more solutions.
>> >
>> > state management is an interesting topic, but there has been explicit
>> > community feedback during the first bof that this is not something the
>> > potential wg should be working on, as this is very vendor specific.
>> ... and there are most likely a lot IPRs... That was one of the reasons
>> state sharing was excluded from the scope of RSerPool...
>>
>> Best regards
>> Michael
>> >
>> >  Martin
>> >
>> > _______________________________________________
>> > vnfpool mailing list
>> > vnfpool@ietf.org
>> > https://www.ietf.org/mailman/listinfo/vnfpool
>> >
>>
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