Re: [Qemu-devel] Re: [PATCH 0/4] Machine config files

[Paul Brook]

> Most importantly, machine config should not be sent until non-live
> migration kicks in.  At this point, the device tree is stable because
> the guest isn't running.  The device tree should be the first section
> saved for non-live migration.

RAM is part of the machine config, and can be hotplugged[1], so you need at 
least that before you start transferring anything.

Paul

[1] We don't currently have user accessible knobs for this, but all the code 
is there.