On 10/12/2012 08:09 AM, Stefan Hajnoczi wrote: > The qemu-img info --backing-chain option enumerates the backing file > chain. For example, for base.qcow2 <- snap1.qcow2 <- snap2.qcow2 the > output becomes: > > $ qemu-img info --backing-chain snap2.qcow2 > image: snap2.qcow2 > file format: qcow2 > virtual size: 100M (104857600 bytes) > disk size: 196K > cluster_size: 65536 > backing file: snap1.qcow2 > backing file format: qcow2 > > image: snap1.qcow2 > file format: qcow2 > virtual size: 100M (104857600 bytes) > disk size: 196K > cluster_size: 65536 > backing file: base.qcow2 > backing file format: qcow2 > > image: base.qcow2 > file format: qcow2 > virtual size: 100M (104857600 bytes) > disk size: 136K > cluster_size: 65536 > > Signed-off-by: Stefan Hajnoczi <stefa...@redhat.com>
Very useful. Reviewed-by: Eric Blake <ebl...@redhat.com> -- Eric Blake ebl...@redhat.com +1-919-301-3266 Libvirt virtualization library http://libvirt.org
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