[one-users] Persistent VM instance storage?

[Ignacio Martin Llorente]

Hi Enis,

It is good to hear from you. Unfortunately, we are not attending  
Cluster 2009.

Cheers,

Ignacio
--
Ignacio M. Llorente, Full Professor (Catedratico): http://dsa-research.org/llorente
DSA Research Group:  web http://dsa-research.org and blog http://blog.dsa-research.org
OpenNebula Virtual Infrastructure Engine: http://www.OpenNebula.org
Globus GridWay: http://www.GridWay.org
RESERVOIR: http://www.reservoir-fp7.eu













On 20/08/2009, at 12:26, Javier Fontan wrote:

> Hello,
>
> If the images for persistent storage are located in a shared directory
> exported to execution nodes you can simply specify its path and set
> CLONE=no in the template file. That way the VM will have access to
> that image and could be used after the VM is shutdown for other VM. If
> you do not have a shared directory use CLONE=yes and SAVE=yes when
> specifying that image so when the VM is shutdown the modified image is
> copied back to $ONE_LOCATION/var/<vmid> in the frontend machine.
>
> Bye
>
>
> On Tue, Aug 18, 2009 at 7:45 PM, Enis Afgan<afgane at gmail.com> wrote:
>> Hey guy, long time no contact but here I am again... :)
>>
>> Anyway, I've recently started looking at OpenNebula and have not  
>> been able
>> to find any documentation on persistent storage for VM instances?  
>> Something
>> on the lines of Amazon's EBS where one can mount (multiple) virtual  
>> disks to
>> a live instance and have data stored to that medium transcend life  
>> of the
>> instance itself. Is this possible in OpenNebula?
>> If not, are there any other provisions for persistent storage  
>> within VM
>> instances? Are there any limitations within the model (e.g.,  
>> Amazon's S3 has
>> 5GB single file limit).
>>
>> Thanks,
>> Enis
>>
>> P.S. Anyone from the group coming to Cluster 2009?
>>
>> --
>> ---------------------------------------------
>> Enis Afgan, Ph.D.
>> Department of Biology
>> Emory University
>>
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>>
>>
>
>
>
> -- 
> Javier Fontan, Grid & Virtualization Technology Engineer/Researcher
> DSA Research Group: http://dsa-research.org
> Globus GridWay Metascheduler: http://www.GridWay.org
> OpenNebula Virtual Infrastructure Engine: http://www.OpenNebula.org
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