Terry wrote:
> David Legg wrote:
>
>   
>> If Bacula supported an rsync style backup that could somehow only backup 
>> the bits of each file that have changed instead of the whole file that 
>> might solve it.
>>     
>
> rsync is NOT a backup system.
> It is a file copy system.
>   

Well... in my book anything that copies a file can be used for backup ;-)

More seriously though (and at the risk of digressing) if you have a 
remote server that you can only backup over the internet you *need* to 
use rsync in conjunction with Bacula to keep bandwidth costs down.
> A backup system includes AGED versions of data.
> Tape is a proven long term storage media and not unsuprisingly, tape 
> storage formats have a longer life than such devices as floppies and 
> especially crud such as hard disks.
>
> My MFM hard disks are trash, but the old QIC tapes are still readable.
>   

I'm sure you're right ;-)

I've only been exposed to data recovery from tapes in a forensic 
department and by definition they get a bit mis-treated during a raid!

David Legg


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