[occi-wg] OCCI Latest Draft
Gary Mazz
garymazzaferro at gmail.com
Tue Jul 7 15:42:36 CDT 2009
This is an interesting point. There is a definite disconnect with the
level of services between networking and storage.
In the network model, we are assigning IP addresses that are normally
instantiated in the OS network stack, not the VM infrastructure per se.
If the OS doesn't use IP, it uses ATM or IB, the IP address is
valueless. However a MAC address, which we are not supporting at the
moment, is more applicable and insulated from transport protocol
implementations. .
As functional equivalents in the storage world, an IP address would be
on the same level as a controller/target/LUN (ctl). Unfortunately, VMs
like to implant storage at dsk device, locating the storage much higher
up the storage stack than IP address equivalence.
I strongly believe that a source URI is required to identify the origin
data storage. This is no different than defining an IP gateway.
The spec does include extensible capabilities though linking, as very
powerful feature. If a provider wants to include SNIA, native
definitions or custom, it can easily be achieved.
-gary
Randy Bias wrote:
> I do want to clarify that I think that eventually an extension to OCCI
> that allows integrating backends would be very useful. Like the
> ability to pass in an object store URL and specify that meta-data
> should be pulled from it, or an object should be stored onto a disk
> prior to initial bootup. Those would be very powerful possibilities.
>
>
> Thanks,
>
>
>
> --Randy
>
>
>
> Randy Bias, Cloud Strategist
> +1 (415) 939-8507 [m], randyb at neotactics.com
> <mailto:randyb at neotactics.com>
> BLOG: http://cloudscaling.com
>
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