Re: [RRG] Precision of the goals?

[Mark Townsley <townsley@cisco.com>]

Tony Li wrote:
> Hi Brian,
>
> > I'm wondering how much precision there should be in the goals.
> > Just to take the first one as an example:
> >
> > >    Thus, the first required goal is to provide significant improvement
> > >    to the scalability of the routing plane.
> >
> > Should we be looking for a way to measure that goal? For example,
> > by having a goal that the RIB size goes like log(N) for some measure N?
> > Obviously that is simplistic - my point is to ask whether we
> > want to define metrics.
> >
> > If the goals are only qualitative, it will be hard to judge
> > proposals.
>
>
> Well, my take on it is that we will have a hard time being 
> quantitative about all of the goals.  How do we quantify 
> 'deployability', for example?   And if we can't quantify all of the 
> goals, is there really a benefit in quantifying some of them?
>
> This is exactly why the second paragraph of the introduction is a 
> request to use 'good judgement'.
>
> There are also other considerations, such as folks "designing to the 
> test" and gaming the system by rigging the goals that we should avoid, 
> IMHO.
>
>
> > BTW another point occurred to me when reading the Asbtract
> >
> > >     ...The RRG is designing
> > >    an alternate architecture to meet these challenges.  This document
> > >    consists of a prioritized list of design goals for the architecture.
> >
> > If we want the broader community to take any notice of the promised 
> > design,
> > it seems necessary to get some measure of buy-in from the broader 
> > community
> > for the goals, once they have taken shape.
>
>
> Yes, that certainly makes sense.  Any specific requests there?  Does 
> presenting it to INT area seems sufficient?
That's one avenue. You could send email to int-area@ietf.org, and if 
you'd like a slot in Chicago we could probably work that out. Also, the 
roap directorate has a charter which includes reporting on what is 
happening to the broader community, so perhaps consult with it as well.

- Mark
> Tony
>
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