[one-users] Upgrade 4.2 to 4.4: System DS missing

Tobias Brunner tobias at tobru.ch
Wed Dec 4 05:07:12 PST 2013


Hi Ruben,

Thanks a lot for the clarification, it helped a lot!

Cheers,
Tobias

On 04.12.2013 10:59, Ruben S. Montero wrote:
> Hi
> 
> With the new multi-system ds functionality, it is now required that
> system ds is also part of the cluster. So, a VM will be deployed using
> any of the system DS in the cluster. In general, this requirement
> prevents wrong scheduling configurations.
> 
> System DS 0 (along with any system ds not assigned in a cluster) is
> still valid but for any host not assigned in a cluster.
> 
> Going back to your questions:
>  
>  Is it not possible anymore to use DS 0 on a cluster? 
> No, any system ds to be used in a cluster must be part of the cluster
> 
> Do I have to create a new system DS? 
> Yes, simply copy the definition of the working system DS (TM_MAD
> driver). Depending on your setup this may or may not any additional
> configuration on the nodes.
> 
> And if yes, how can I migrate the VMs saved in DS 0 to the new DS?
> 
> This cannot be done. If you need to deploy the VMs:
> 1.- Remove the host from the cluster.
> 2.- Deploy the VM manually
> 3.- Save any changes (either shutdown the VM or snapshoting the disk)
> 4.- Move back the host and deploy the VM using the new DS.
> 
> Cheers
> 
> Ruben
> 
> On Wed, Dec 4, 2013 at 9:18 AM, Tobias Brunner <tobias at tobru.ch>
> wrote:
> 
>> Hi,
>> 
>> After upgrading from 4.2 to 4.4 an attempt to deploy a new VM fails
>> with the error:
>> 
>> FAILURE [VirtualMachineDeploy] cluster [100] does not have any
>> datastore of type SYSTEM_DS
>> 
>> The system DS 0 is not assigned to a cluster (anymore, I'm not
>> sure). Trying to assign it to the cluster 100 leads to the error:
>> 
>> FAILURE [ClusterAddDatastore] Cannot add object to cluster.
>> Datastore 0 cannot be added to any cluster
>> 
>> Is it not possible anymore to use DS 0 on a cluster? Do I have to
>> create a new system DS? And if yes, how can I migrate the VMs saved
>> in DS 0 to the new DS?
>> 
>> Cheers,
>> Tobias




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