I use PHD Virtual Backup to backup the virtual machines.  It does full 
and block level incremental and delta backups to another filesystem.  I 
also backup from within the VM's with bacula.

www.phdvirtual.com

On 9/8/2011 2:31 PM, Pietro Bertera wrote:
> Hi,
>
> 2011/9/7 Jan Behrend<jbehrend AT mpifr-bonn.mpg DOT de>:
>
>> Don't use file based backup software like Bacula on vmdks:  The backup
>> volume will kill you.
>> If you change one  byte inside the VM you have to backup all of the
>> vmdk image which will be
>> substantially (!) larger.
> Yes, it's true. I use the copy of vmdks (and VMXs) only for disaster
> recovery purpose.
> For normal backups the bacula-fd (plus OpenVPN or ssh tunnels) inside
> the VM is my friend ;)
>
> regards,
>
> Pietro


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provide companies an easier-to-deploy, easier-to-manage and more affordable
virtual desktop model.http://www.accelacomm.com/jaw/sfnl/114/51426474/
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