Migrate system VMs from local storage to CEPH

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On 05/02/2014 04:06 PM, Andrija Panic wrote:
> Hi.
>
> I was wondering what would be correct way to migrate system VMs
> (storage,console,VR) from local storage to CEPH.
>
> I'm on CS 4.2.1 and will be soon updating to 4.3...
>
> Is it enough to just change global setting system.vm.use.local.storage =
> true, to FALSE, and then destroy system VMs (cloudstack will recreate
> them in 1-2 minutes)
>

Yes, that would be sufficient. CloudStack will then deploy the SSVMs on 
your RBD storage.

> Also how to make sure that system VMs will NOT end up on NFS storage ?
>

Make use of the tagging. Tag the RBD pools with 'rbd' and change the 
Service Offering for the SSVMs where they require 'rbd' as a storage tag.

> Thanks for any input...
>
> --
>
> Andrija Pani?
>
>
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> ceph-users at lists.ceph.com
> http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
>


-- 
Wido den Hollander
42on B.V.
Ceph trainer and consultant

Phone: +31 (0)20 700 9902
Skype: contact42on


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