On Fri, Dec 02, 2016 at 05:02:27PM +0000, 'Viktor Bachraty' via ganeti-devel 
wrote:
> Migration is supported on KVM/Xen hypervisors only. Finalize methods are
> called in both success or suspected failure (the master node can't
> certainly know about failures - e.g. in case of timeouts). Thus these
> functions need to be as robust as possible in order to be able to
> recover from failures - in case success=False the functions should be
> conservative, trying to detect the actual state and idempotent. The
> cleanup workaround works for XM, on XL it is a no-op.
> 
> Signed-off-by: Viktor Bachraty <vbachr...@google.com>

LGTM. Thanks.

Brian.

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