[pve-devel] some news for snapshots

[Dietmar Maurer]

> Just found the following comment:
> http://wiki.qemu.org/Features/Snapshots
> 
> --------------
> internal snapshots
> 
> By making the snapshot-file argument of the monitor and QMP command
> optional, that could be used as a request to make the snapshot internally
> instead of to an external file. However, without live block migration of an
> internal snapshot, there is no way to make a backup of an internal snapshot
> while still leaving the VM running, so this feature is not planned at the
> present. For now, the snapshot-file argument is required, and only external
> snapshots are implemented.
> ---------------
> 
> Do you fully understand that?

I mean I see the problem with backup, but external hnapshot has much more problems,
because you need to do a merge after the backup?