[ovs-discuss] Changing OVS versions in XenServer

[Ben Pfaff]

On Wed, Sep 07, 2011 at 05:29:31PM -0700, David Erickson wrote:
> Is there a specific procedure for moving between OVS versions in
> XenServer?  I've done this a few times, and frequently I find myself
> in a situation where the xenbr0 device has completely disappeared,
> and I couldn't find a way to restore it other than re-installing
> Xen.  In particular I believe I've had success doing an rpm upgrade
> to newer Xen versions, however I think any time I've removed the OVS
> rpm's to install an older version I've lost the xenbr0 instance.

That's really odd.  I used to do this several times per day and it
worked OK for me.

Anyone else seeing this problem?