On Tue, Mar 12, 2013 at 05:18:54PM +0100, Guido Trotter wrote: > Mirroring no disk is a no-op. As such we can treat them like mirrored > instances, since the data they need (none) will be present on all nodes. > > This is definitely enough to failover or migrate instances with a manual > target node. Further work might be needed for support in hail.
I suspect, if it doesn't work _already_ (e.g. node evacuation considers diskless as migratable), that it's a trivial fix as well. In the meantime, LGTM. iustin
