[sheepdog] snapshot rollback ?

[MORITA Kazutaka]

At Thu, 23 Aug 2012 21:04:14 +0800,
Liu Yuan wrote:
> 
> On 08/23/2012 08:58 PM, Alexandre DERUMIER wrote:
> > Hi,
> > I'm looking to snapshot in sheepdog.
> > 
> > Is it possible to rollback to a specific snapshot ?
> > 
> > Regards,
> > 
> > Alexandre
> > 
> 
> Do you mean cluster-wide snapshot? If so, yes, we can snapshot the whole
> cluster and rollback to dedicated snapshot. But there is a constraint that
> we don't support restore snapshot when cluster topology changes (no node add/fail)

It's also possible to rollback to a snapshot image.  You can boot from
the specific snapshot as follows:

 $ qemu sheepdog:[vdi name]:[snapshot tag or id]

Thanks,

Kazutaka