[one-users] change network from bridge to open vswitch

[Ruben S. Montero]

I've not tried my self, but as the driver scripts are excuted in the new
host it should work. You may have problems with the checkpoint files when
migrating the VM, i.e. different host cpu models and the like....

On Wed, Oct 15, 2014 at 8:18 PM, Karsten Nielsen <karsten at unity3d.com>
wrote:

> That sounds great.
> Would it work if I just added a new host with a ovs with the same bridge
> name and migrated the VMs to that ?
>
> - Karsten
> On 10/10/14 16:50, Ruben S. Montero wrote:
>
>>
>>
>> On Thu, Sep 4, 2014 at 3:02 PM, Karsten Nielsen <karsten at unity3d.com
>> <mailto:karsten at unity3d.com>> wrote:
>>
>>     Hi,
>>
>>     We have a small env runing using bridged network which we would
>>     like to switch to open vswitch.
>>
>>     I was thinking about if it is possible?
>>
>>     The logic steps would be:
>>     1 add a new host with open vswitch
>>     2 some how change the network from bridge to open vswitch
>>     3 start migration of VM's to that new server and change the
>>     template to use open vswitch
>>     4 reinstall the hypervisor and move it to open vswitch the same way.
>>
>>     Any thoughts ?
>>
>>
>> From the OpenNebula point of view you need:
>>
>> 1.- In order to update the Networks, you need either use the same
>> bridge_names or use the new BRIDGE_OVS attribute.
>> 2.- Shutdown the VMs
>> 3.- Recreate the hosts with the new drivers
>>
>> you should not need to update the VM templates, and if using the same
>> bridge names the Network templates neither.
>>
>> Cheers
>>
>>
>>
>>     - Karsten
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>>
>>
>>
>>
>> --
>> --
>> Ruben S. Montero, PhD
>> Project co-Lead and Chief Architect
>> OpenNebula - Flexible Enterprise Cloud Made Simple
>> www.OpenNebula.org <http://www.OpenNebula.org> | rsmontero at opennebula.org
>> <mailto:rsmontero at opennebula.org> | @OpenNebula
>>
>
>


-- 
Ruben S. Montero, PhD
Project co-Lead and Chief Architect
OpenNebula - Flexible Enterprise Cloud Made Simple
www.OpenNebula.org | rsmontero at opennebula.org | @OpenNebula
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