Displaying 4 results from an estimated 4 matches for "createsnapshot".
Did you mean:
create_snapshot
2012 Jun 06
2
qemu-img snapshots with backing stores?
So, I was attempting to use qemu snapshots with backing stores. The
QEMU docs (http://wiki.qemu.org/Documentation/CreateSnapshot) make it
sound like you simply point your qemu at the snapshot after it's
creation, and you're golden.
When attempting this with libvirt, though, it fails.
I created a snapshot using the above tutorial. the resulting file is
disk.0, and a qmeu-img info on it returns:
image: disk.0
file...
2016 Jun 23
2
Re: [libvirt-users] virt-sparsify changing the apparent-size of files
...l raw format disks,
not about qcow2 but where you've misinformed virt-sparsify about the
format.
> Is simple snapshotting using qemu-img snapshot or something else? I
> tried making a snapshot with both test images and they both appeared to
> work.
http://wiki.qemu.org/Documentation/CreateSnapshot
> # qemu-img snapshot -c test testimage1.qcow2
> # qemu-img snapshot -c test testimage2.qcow2
> # qemu-img info testimage2.qcow2
> image: testimage2.qcow2
> file format: qcow2
> virtual size: 50G (53687091200 bytes)
> disk size: 1.7G
>...
2016 Jun 23
0
Re: [libvirt-users] virt-sparsify changing the apparent-size of files
...ut where you've misinformed virt-sparsify about the
> format.
>
> > Is simple snapshotting using qemu-img snapshot or something else? I
> > tried making a snapshot with both test images and they both
> > appeared to work.
>
> http://wiki.qemu.org/Documentation/CreateSnapshot
>
> > # qemu-img snapshot -c test testimage1.qcow2
> > # qemu-img snapshot -c test testimage2.qcow2
> > # qemu-img info testimage2.qcow2
> > image: testimage2.qcow2
> > file format: qcow2
> > virtual size: 50G (53687091200 bytes)...
2016 Jun 22
3
Re: [libvirt-users] virt-sparsify changing the apparent-size of files
On Wed, Jun 22, 2016 at 12:40:40AM -0500, libvirt_users@skagitattic.com wrote:
> So you are saying when I do the virt-sparsify its converting the image
> from raw to [qcow2]?
No. virt-sparsify will use the same input and output formats, unless
you use the --convert option.
> I studied the man page for virt-sparsify and tried again with
> the flag "--format raw"