[occi-wg] Nouns and Verbs (was: Syntax of OCCI API) - state model

[Edmonds, AndrewX]

Nice! Have you any pointers to material on this work, Alexander?

Andy

-----Original Message-----
From: occi-wg-bounces at ogf.org [mailto:occi-wg-bounces at ogf.org] On Behalf Of Alexander Papaspyrou
Sent: 21 April 2009 10:19
To: Lars Larsson
Cc: occi-wg at ogf.org
Subject: Re: [occi-wg] Nouns and Verbs (was: Syntax of OCCI API) - state model

In this case, we might look at what OGSA-BES and HPC-BP did: a state model that is fixed in terms of toplevel states and the transitions, but extensible in terms of sub-states without allowing additional (non- toplevel compatible) transistions.

-Alexander

Am 17.04.2009 um 15:14 schrieb Lars Larsson:

> On Fri, 17 Apr 2009, Ignacio Martin Llorente wrote:
>
>> We do not need "migrated", that is an internal operation that can not
>> be requested using a Cloud API
>
> I fully agree with Ignacio.
>
> I think there is a difference between the set of states that a VM can
> be in, and the set of states that may be set using the API. The first
> set may be larger and include informational states such as "being
> migrated" or "being copied", but that does not mean that the user can
> actively request that a VM should be migrated.
>
> I suggest that we use the states shown at page 25 in "CIM System
> Virtualization White Paper" by the DMTF (DSP2013), available
> here:
>
>       http://www.dmtf.org/standards/published_documents/DSP2013_1.0.0.pdf
>
> Displaying extra information, such as "being migrated" or "being
> copied" is up to the infrastructure provider to optionally add to the
> description of the state that is reported via monitoring.
>
> Best regards,
>
> -- Lars
> _______________________________________________
> occi-wg mailing list
> occi-wg at ogf.org
> http://www.ogf.org/mailman/listinfo/occi-wg

--
Alexander Papaspyrou
alexander.papaspyrou at tu-dortmund.de

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