[ovs-discuss] Open vSwitch with Xen Server?

Ben Pfaff blp at ovn.org
Tue Jan 7 00:27:13 UTC 2020


On Mon, Jan 06, 2020 at 09:16:26PM +0000, Michael Cropper wrote:
> I've been reading conflicting information on various websites about
> how to get the two working together. Some say that the Open vSwitch
> software should sit on the HostOS, others say it should sit on a
> GuestOS VM. My thoughts are that it should sit on a GuestOS VM - am I
> correct in thinking this?

If you run OVS in a VM, then you need to get packets to and from the
host OS and the host's physical NICs somehow, and often that involves
another virtual switch somewhere.  So, usually OVS runs in the host.


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