[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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