Ummm... the exact opposite is the case. Differentials are much easier to
restore, requiring only the full backup tape and yesterdays tape.

Incremental restores would require the full backup tape, and all incremental
tapes leading up to yesterday's backup.

> -----Original Message-----
> From: Ed Esgro [mailto:[EMAIL PROTECTED]] 
> Sent: Monday, October 01, 2001 2:24 PM
> To: MSWinNT Discussions
> Subject: RE: Tape rotation best practices
> 
> 
> Why differential? Why not incremental? It is a heck of a lot easier to
> restore with.
> 
> -----Original Message-----
> From: David Strome [mailto:[EMAIL PROTECTED]]
> Sent: Monday, October 01, 2001 3:07 PM
> To: MSWinNT Discussions
> Subject: Tape rotation best practices
> 
> 
> Brings up another point that I'm interested in..
> 
> We currently keep all tapes offsite except for the current 
> day's set. We
> have an extremely simple rotation. M-W differential, 
> overwritten weekly.
> Thurs and Fri are full, overwritten every five weeks.
> 
> What do other orgs do? How do you balance data retention 
> against liability?
> We have a policy that states data not on disk has a lifespan of five
> weeks...to avoid the Microsoft horror. Too short?
> 
> I'm also wondering if more indepth backup rotations are 
> useful in a smaller
> org like us...we typically back up about 150 gigs a week. Or 
> are we still
> good with with diff/normal on a weekly basis?
> 
> And does anyone else notice that the day after a backup 
> fails, someone asks
> for a restore? How the heck to you get around that without 
> having a parallel
> backup system doing the same backups? 
> 
> -----Original Message-----
> From: Hunter, Lori [mailto:[EMAIL PROTECTED]] 
> Sent: Monday, October 01, 2001 11:57 AM
> To: MSWinNT Discussions
> Subject: RE: Off site backups
> 
> 
> Sounds like he read a blurb in a magazine.  Does he really 
> mean hire someone
> to TAKE backups or does he just want you to establish a tape rotation
> whereby most of your tapes are offsite at all times?
> 
> -----Original Message-----
> From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]]
> Sent: Monday, October 01, 2001 1:34 PM
> To: MSWinNT Discussions
> Subject: Off site backups
> 
> 
> in lieu of sept 11th our CFO has asked me to research 
> companies that do off
> site backups of client networks...  I assume that a company 
> comes in puts a
> node on your network and a T circuit and pulls backups off 
> that way ove the
> internet?
> 
> does anyone know what I am talking about?? if so does anyone 
> know of or
> recommend a company that does this
> 
> our backups are about 40 GB
> 
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