Re: [libvirt-users] XML file format for snapshot-create

On 10/12/2011 11:30 AM, Trey Dockendorf wrote: > I've created a very basic snapshot XML file, to allow for a description of > the snapshot. However when running the virsh command, it doesn't like the > formatting. > > # virsh snapshot-create proxy_0 /vmstore/proxy_0/proxy_0_ss.**xml > error: XML description for failed to parse snapshot xml document is not > well > formed or invalid > That's because: > > This are the XML file contents... > > # cat proxy_0_ss.xml > <domainsnapshot> > <name></name> > If <name> is present, it must not be empty. <description>Before updating to CR repo</desciption> > </domainsnapshot> > If you want libvirt to generate the name for you, then omit <name>; otherwise, provide a non-empty name alongside your description. > I'm running libvirt-0.8.7 on CentOS 6 x86_64. I can take snapshots just > fine without defining the XML file, but I'd like to be able to add a > description. > Newer libvirt also has: virsh snapshot-create-as --description 'Before updating to CR repo' proxy_0 which creates the XML for you, and thus is a bit easier to use. Alas, that would mean you'd have to upgrade. -- Eric Blake eblake(a)redhat.com +1-801-349-2682 Libvirt virtualization library http://libvirt.org