On Fri, 2014-10-31 at 09:13 +0100, Harald Staub wrote: > On 30.10.2014 20:00, Ben Hutchings wrote: > [...] > > Yes, I can see how this (disabling virtio features) would prevent live > > migration from old to new host kernels. You will probably need a > > one-time reboot of the guest when migrating to the new host kernel. > > > > We could either mention this in the DSA text, or keep UFO enabled even > > though it doesn't work correctly (in practice, we sort of have to do > > that as the tap device's feature flags aren't respected by guests - > > which I think is a QEMU bug). > > > > Please let us know whether live migration between two hosts running the > > new kernel version does work (I think it will). > > I confirm that. [...]
Thanks. We're going to document the live migration issue rather than fixing it. Ben. -- Ben Hutchings The world is coming to an end. Please log off.
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