Thank you Kirk,

That is the answer I was looking for.

Now I just need to figure out a new strategy.  The main issue here is that we 
have a cloud environment that was based on
Basic Networking and we would like to move to Advanced Networking since there 
is no way of doing this other than building a new cloud.

So I figured that I would build another set of CS 4.1 with a pod of 2 Xenserver 
hosts with advance networking then
migrate the VM's over but I'm no longer sure how I can achieve that since I can 
not really duplicate my primary storage environment.

Looks like it's a one way thing with cloudstack :(

Any ideas?

-pk


On Tue, 2013-04-02 at 13:03 -0700, Kirk Kosinski wrote:


Hi, Pierre. Primary storage is per cluster only, and cannot be attached
to multiple clusters or pods. If you try it with XenServer, the likely
result will be data corruption.

It is possible to migrate VMs and volumes to different clusters by using
API calls.

1. Stop the VM.
2. Detach data disks (if any).
3. Call migrateVirtualMachine[1] for the VM.
4. Call migrateVolume[2] for the data disks (if any).
5. Attach data disks (if any).
6. Start the VM.

Best regards,
Kirk

[1]
http://cloudstack.apache.org/docs/api/apidocs-4.0.0/root_admin/migrateVirtualMachine.html
[2]
http://cloudstack.apache.org/docs/api/apidocs-4.0.0/root_admin/migrateVolume.html

On 04/02/2013 12:54 PM, Pierre Kossaras wrote:
> Thanks for the prompt response Ahmad.
>
> Ya I feel that this cloudstack business is all about trials and errors. Seems 
> like not too many people have questioned the
> migration path for such technology.  Upgrades are fine but migrating VM's to 
> Cloudstack is crucial.
>
> I'll see how I can test this.
>
> Thanks!
>
> -pk
>
>
> On Tue, 2013-04-02 at 12:47 -0700, Ahmad Emneina wrote:
> not sure if its possible, cloudstack might prevent it. It wouldnt hurt to 
> test. The risk i see here is that this is running under the same cloudstack 
> and there might be UUID collisions, in naming of these templates and vm's. 
> I'd recommend trying it in a test environment and letting us know how it goes!
>
>
> On Tue, Apr 2, 2013 at 12:37 PM, Pierre Kossaras 
> <[email protected]<mailto:[email protected]><mailto:[email protected]>>
>  wrote:
> Hello,
>
> Can two pods share the same primary storage?
>
> I mean a pod running Xenserver 6.0 and a pod running Xenserver 6.1 use the 
> same primary storage.
>
> The reason I ask is that I plan on migrating VM's from one pod (6.0) to pod 
> (6.1) is that also feasible?
>
> I'm currently using CS 3.0.2 and Xenserver 6.0.2 with basic networking and 
> plan on using CS 4.1 and Xenserver 6.1 with advance networking.
>
> Any help would be appreciated.
>
> Regards,
>
> -pk This e-mail may be privileged and/or confidential, and the sender does 
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>
>
> --
> Pierre Kossaras
> Senior Linux Administrator
> Manwin Canada
> This e-mail may be privileged and/or confidential, and the sender does not 
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>



--
Pierre Kossaras
Senior Linux Administrator
Manwin Canada
This e-mail may be privileged and/or confidential, and the sender does not 
waive any related rights and obligations. Any distribution, use or copying of 
this e-mail or the information it contains by other than an intended recipient 
is unauthorized. If you received this e-mail in error, please advise me (by 
return e-mail or otherwise) immediately. Ce courrier électronique est 
confidentiel et protégé. L'expéditeur ne renonce pas aux droits et obligations 
qui s'y rapportent. Toute diffusion, utilisation ou copie de ce message ou des 
renseignements qu'il contient par une personne autre que le (les) 
destinataire(s) désigné(s) est interdite. Si vous recevez ce courrier 
électronique par erreur, veuillez m'en aviser immédiatement, par retour de 
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