[pve-devel] Disk cloning feature for shared lvm storage

[Dietmar Maurer]

> OpenVZ:
> - moving from the same to the same node doesn't make sense as it is only a
> directory and OpenVZ doesn't know more than a root fs

maybe in future

> - copying can make sense so copying should work
> 
> KVM:
> - moving from the same to the same node should work but we have to handle
> two situations.
>     - 1. shared storage => just renaming the LVM storage to be now a member of
> VMID XYZ ?
>     - 2. not a shared storage => moving does not work - except we dump image to
> local disk then copy via rsync and then restore the image to LVM disk.

would be greate if we have that too - although I want to avoid extra copies to local disk somehow.

> - copying can make sense so copying should work
> 
> Do we have more situations? 
> Does it make sense to make the dicision based on
> VM technology? 

why. You have all info in the storage configuration.