Re: [Qemu-devel] [RFC] qmp interface for save vmstate to image

[Stefan Hajnoczi]

On Fri, Mar 15, 2013 at 03:24:38PM +0800, Wenchao Xia wrote:
>   I'd like to add a new way to save vmstate, which will based on the
> migration thread, but will write contents to block images, instead
> of fd as stream. Following is the method to add API:

Hi Wenchao,
What use cases are there besides saving vmstate to a raw image?

I'm curious if you're proposing this since there is no "file:" URI or
because you really want to do things like saving vmstate into a qcow2
file or over NBD.

Stefan