virt-sparsify

Make virtual machine drive images thin-provisioned.

NOTE: Use only for offline machines to avoid data corruption.

Home page: <https://libguestfs.org/>.

• Create a sparsified compressed image without snapshots from an unsparsified one:

virt-sparsify --compress {path/to/image.qcow2} {path/to/image_new.qcow2}

• Sparsify an image in-place:

virt-sparsify --in-place {path/to/image.img}

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