If your host is Solaris with zfs you can use zfs snapshots.
Dne 14.11.2011 16:48 "Pablo Sanchez" <[email protected]> napsal(a):
> [ Comments below, in-line ]
>
> On Friday, November 11, 2011 at 03:04 PM, Tod Thomas penned
> about [VBox-users] Best way to incrementally backup VirtualBox images
>
> > After googling around I see there's a lot written about this but I
> > didn't find a definitive solution posted anywhere. Is there a tried
> > and true method someone can point me to?
>
> Hi Tod,
>
> I see no one has responded to your post. Let me take a stab.
>
> First, you can always look for (Guest) O/S specific backup solutions.
> Your restore solution would be to re-create the environment and apply
> the backup.
>
> An alternative, which may not work at all! :), is to use Virtualbox's
> snapshot capability and save the snapshots. Similar to a database's
> log. This probably won't work unless you're able to determine how
> VirtualBox ensures a snapshot isn't played against another VM. It may
> be as simple as its GUID. Your restore might be to create a new VM
> and set its GUID to the previous VM. I'm not sure it's possible but
> it's something to try.
>
> The other possibility is to `rsync' the .VDI. Restoring would be to
> copy the .VDI back to the source. Again, the GUID may be tied to the
> .VDI so if you re-create the VM, you'll need to ensure its GUID
> reflects the original.
>
> The above are my ideas and some of them are extremely raw (as in,
> half-baked) but it may give you some direction (to avoid? :) to
> experiment.
>
> Cheers,
> ---
> Pablo Sanchez - Blueoak Database Engineering, Inc
> Ph: 819.459.1926 Fax: 760.860.5225 (US)
>
>
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