Open Stack

Robert,


Btw,  I would like to be a volunteer too=)


Best regards,
Boris Pavlovic



On Sun, Nov 24, 2013 at 10:43 PM, Robert Collins
<robertc at robertcollins.net>wrote:

> On 22 November 2013 23:55, Gary Kotton <gkotton at vmware.com> wrote:
> >
> >
>
> >>> I'm looking for 4-5 folk who have:
> >>>  - modest Nova skills
> >>>  - time to follow a fairly mechanical (but careful and detailed work
> >>> needed) plan to break the status quo around scheduler extraction
> >
> > I would be happy to take part. But prior I think that we need to iron out
> > a number of issues:
>
> Cool! Added your name to the list of volunteers, which brings us to 4,
> the minimum I wanted before starting things happening.
>
> > 1. Will this be a new service that has an API, for example will Nova be
> > able to register a host and provide the host statistics.
>
> This will be an RPC api initially, because we know the performance
> characteristics of the current RPC API, and doing anything different
> to that is unnecessary risk. Once the new structure is:
> * stable
> * gated with unit and tempest tests
> * with a straightforward and well documented migration path for deployers
>
> Then adding a RESTful API could take place.
>
> > 2. How will the various components interact with the scheduler - same as
> > today - that is RPC? Or a REST API? The latter is a real concern due to
> > problems we have seen with the interactions of nova and other services
>
> RPC initially. REST *only* once we've avoided second system syndrome.
>
> > 3. How will current developments fit into this model?
>
> Code sync - take a forklift copy of the code, and apply patches to
> both for the one cycle.
>
> > All in all I think that it is a very good and healthy idea. I have a
> > number of reservations - these are mainly regarding the implementation
> and
> > the service definition.
> >
> > Basically I like the approach of just getting heads down and doing it,
> but
> > prior to that I think that we just need to understand the scope and
> mainly
> > define the interfaces and how they can used/abused and consumed. It may
> be
> > a very good topic to discuss at the up and coming scheduler meeting -
> this
> > may be in the middle of the night for Robert. If so then maybe we can
> > schedule another time.
>
> Tuesdays at 1500 UTC - I'm in UTC+13 at the moment, so thats 0400
> local. A leeeetle early for me :) I'll ping you on IRC about resolving
> the concerns you raise, and you can proxy my answers to the sub group
> meeting?
>
> > Please note that this is scheduling and not orchestration. That is also
> > something that we need to resolve.
>
> Yup, sure is.
>
> -Rob
>
> --
> Robert Collins <rbtcollins at hp.com>
> Distinguished Technologist
> HP Converged Cloud
>
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>
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