[libvirt-users] qemu-img convert to "sparse" LV

[Edoardo Comar]

> 
> I think a good way to get that is to shrink the filesystem of the
> original disk, shrink the disk itself and convert the file-based image
> to the LV like you do.
> 
> Once done, you can extend the LV and the filesystem back to what it was
> before the process if needed.
> 
> Other than that, I don't know a way to get what you want with the
> current tools.
> 

Thanks Nicholas, the above seems to have worked.
Quite a few steps, though - so prone to error ...

When you say 'tools' I think you mean that qemu-img cannot at the moment 
support conversion to thin LVs.

Edoardo Comar

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