[Openstack-operators] nova resize on shared storage

Chris Friesen chris.friesen at windriver.com
Thu Jul 28 16:38:04 UTC 2016


On 07/28/2016 02:34 AM, Marcus Furlong wrote:
> Hi,
>
> I've been trying to find some information about using nova resize on
> shared storage, without giving each compute node ssh access to every
> other compute node. As the VM is on shared storage, the compute node
> shouldn't need ssh access to another compute node?
>
> Is this something that anyone has succeeded in doing?
>
> I've found the following documentation:
>
>     http://docs.openstack.org/mitaka/config-reference/compute/resize.html
>     http://docs.openstack.org/user-guide/cli_change_the_size_of_your_server.html
>
> but it does not say what to do in the case of shared storage.


If you have shared storage for all compute nodes you could modify the code to 
just hard-code the routines to always return that storage is shared.

With the stock code, it still wants to use ssh to determine whether or not the 
storage is actually shared.

Chris



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