Displaying 5 results from an estimated 5 matches for "_snapshot_".
2015 Mar 23
2
Re: Inspection of disk snapshots
...get the snapshot location from its XML description and then:
> >
> > qemu-img convert -f qcow2 -O qcow2 base_image.qcow2 snapshot.qcow2
>
> This makes a copy of the whole disk image. It's also not a consistent
> (point in time) copy.
Oh I see that you're copying the _snapshot_ that you created with
libvirt; it's not a whole disk copy. There's still not any point in
doing this, and what I said below stands.
> > At that point I mount it through libguestfs and inspect its content.
>
> As long as you use the 'readonly=1' flag (which is really *...
2015 Mar 25
0
Re: Inspection of disk snapshots
On Mon, Mar 23, 2015 at 10:43:30PM +0000, Richard W.M. Jones wrote:
[. . .]
> > This makes a copy of the whole disk image. It's also not a consistent
> > (point in time) copy.
>
> Oh I see that you're copying the _snapshot_ that you created with
> libvirt; it's not a whole disk copy. There's still not any point in
> doing this, and what I said below stands.
>
> > > At that point I mount it through libguestfs and inspect its content.
> >
> > As long as you use the 'readonly=...
2015 Mar 23
4
Inspection of disk snapshots
Greetings,
I have the following typical scenario: given one or more qcow2 base images
I clone them with COW and start the VMs.
At a certain point I'd like to inspect them in order to see their evolution
compared to the known base images. To do so I was thinking about taking a
disk snapshot of each VM and inspect its content through libguestfs (using
it's Python bindings).
Obviously I
2015 Mar 25
2
Point-in-time snapshots (was: Re: Inspection of disk snapshots)
...Chamarthy wrote:
> On Mon, Mar 23, 2015 at 10:43:30PM +0000, Richard W.M. Jones wrote:
>
> [. . .]
>
> > > This makes a copy of the whole disk image. It's also not a consistent
> > > (point in time) copy.
> >
> > Oh I see that you're copying the _snapshot_ that you created with
> > libvirt; it's not a whole disk copy. There's still not any point in
> > doing this, and what I said below stands.
> >
> > > > At that point I mount it through libguestfs and inspect its content.
> > >
> > > As long...
2015 Mar 24
1
Fwd: Inspection of disk snapshots
...ts XML description and then:
> > >
> > > qemu-img convert -f qcow2 -O qcow2 base_image.qcow2 snapshot.qcow2
> >
> > This makes a copy of the whole disk image. It's also not a consistent
> > (point in time) copy.
>
> Oh I see that you're copying the _snapshot_ that you created with
> libvirt; it's not a whole disk copy. There's still not any point in
> doing this, and what I said below stands.
>
> > > At that point I mount it through libguestfs and inspect its content.
> >
> > As long as you use the 'readonly=1&...