On Friday 03 November 2006 11:27, Jaap Stolk wrote:
> On 11/3/06, Jaap Stolk <[EMAIL PROTECTED]> wrote:
> > I was wondering if i could do without the differential backups 
altogether ?
> 
> (in reply to my own post)
> I did some more reading and found that the differential backup only
> looks at the file date/time, exactly like the incremental backup. so
> this is no reason to use a differential backup.

Except that doing Differential backups allows you to restore faster and to 
recycle your Incremental backups faster.

> The other thing is a differential backup would reduce the number of
> incremental backups i need to scan when restoring files, but since i
> backup to a file this doesn't involve manual tape changes, so this is
> also not a problem in my case.
> 
> I think i can detect files that are missed in the incremental backup
> (because of an old file timestamp) using a verify job, and either
> manual or automatically touch these files, so they will be backed up
> in the next incremental backup.

That's an interesting idea ...

> 
> so i have no further questions, unless someone sees a bog problem in my 
setup.
> 
> Kind regards,
> Jaap Stolk
> 
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