openstack team mailing list archive

["Daniel P. Berrange" <berrange@xxxxxxxxxx>]

On Fri, Mar 09, 2012 at 03:57:30PM +0100, Soren Hansen wrote:
> 2012/3/9 Vishvananda Ishaya <vishvananda@xxxxxxxxx>:
> > OPTION B --> libvirt 9.5 snapshots
> >
> > This method uses the newer snapshot xml in libvirt 9.5 to snapshot only the
> > root disk.
> >
> > Pros:
> > plays nicely with libvirt, so the vm is only paused for the minimum amount
> > of time
> > Cons:
> > requires libvirt 9.5, which doesn't exist in oneiric
> 
> Oneiric is old hat. I'm cool with 0.9.5. If someone wants to spend
> time building an inferior (i.e. that requires more downtime during
> snapshotting) implementation that works with older versions of
> libvirt, that's fine, but as a project, my view is: There's excellent
> free software available that enables us to build cooler things faster.
> We should use it.
> 
> Besides, libvirt 0.9.5 has been out for over 6 months. It's not *that* new.

And it possible for people to build any new libvirt release for
any old Ubuntu release they desire to support. So if someone really
wants to use new OpenStack on older distros they aren't locked out.

Regards,
Daniel
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