Am Thu, 16 Jan 2020 19:26:39 +0100 schrieb Paolo Bonzini : > xenfv does not support cross-version migration compatibility. Wait, what does that mean? So far live migration of a running domU must be possible from Xen N to Xen N+1. It would be more than unexpected if the target host running "Xen N+1" must have the very same qemu version as "Xen N". Olaf