Re: [BackupPC-users] Using BackupPC to backup virtual hard discs
2010-02-19 16:11:59
Richard Shaw <hobbes1069 AT gmail DOT com> wrote on 02/19/2010 02:04:49 PM:
> On Fri, Feb 19, 2010 at 11:39 AM, Mike Bydalek
> <mbydalek AT compunetconsulting DOT com> wrote:
> > On Fri, Feb 19, 2010 at 10:11 AM, John Moorhouse
> > <john.moorhouse AT 3jays.me DOT uk> wrote:
> >> I'm happily using backupPC to backup a number of machine within
> our home network, I'm wondering what will happen if I use it to
> backup the file on the host machine that is the virtual disc for a
> number of virtual box VM, will it have to backup the whole file each
> run (they are rather large) or is it capable of only copying those
> bits of the file that have changed ?
> >>
> >> Basically I'm after suggestions of 'best practice' in this situation
> >
> > An image is exactly that, a binary image. The best thing would be use
> > BackupPC to connect to the actually Virtual Host and back that up.
>
> I think the OP understands that the first backup would be the whole
> virtual disk file, what he's asking is will subsequent incremental
> backups be a diff of the first.
And that was answered in a different e-mail. The transfer over the wire
will be diffs (assuming rsync); the file saved on the server will be a
complete copy.
Tim Masey
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