>
> It won’t do so by reading any clusters.  It just checks metadata to see
> which clusters are allocated above the base image, and then writes those
> to the base.
>
> So conclusion below:

Non-similarity:
qemu-img commit: only commit allocated clusters to base images.
qemu-img rebase: compare each cluster if they're the same before
committing. Commit cluster if difference.

Do I misunderstand?

Reply via email to