On Fri, Aug 16, 2013 at 02:07:09PM +0100, Lee Yarwood wrote:
> On 08/16/2013 10:54 AM, Vinzenz Feenstra wrote:
> > Hi,
> > 
> > We have had some verbal discussion about the restore state files and we
> > came to the conclusion that it might be a good idea, if we could have
> > the configuration we're saving pickled in the restore files within the
> > Domain XML itself.
> > 
> > The point is, that we're currently having kind of a potential problem
> > (can be found in vm.py all over the place in comments) that the recover
> > file and the actual configuration of the VM in the Domain XML might differ.
> > 
> > The idea is that we could utilize the metatag introduced in before
> > libvirt 0.10 to store our current configuration embedded in the
> > DomainXML in libvirt.
> > When we're recovering we can get the configuration from there.
> > Additionally we would be able to update the domain xml and the current
> > configuration at the same time and we'd have a more consistent state.
> > 
> > This is just an idea and I am curious what you guys are thinking about it.
> > 
> > Let me know, thanks
> 
> Why do we need to duplicate the entire configuration within the
> DomainXML? Are we not able to rely on the domainXML to rebuild our on
> internal VM objects during a recovery?
> 
> If it is a case of not being able to store custom data within the
> domainXML then we could use the metatag idea above to store this data
> without the need to duplicate the rest.

Long long months ago, Eduardo has attempted to do somthing in this
spirit. Do you have anything recoverable?
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