Verification of backups.

[Andrew J Michael]

In article <1990Sep20.204529.2184 at rice.edu>, bob at morningstar.com (Bob Sutterfield) writes:
> GNU Tar has a verify option (-W).  The Info section comments that
> "Verification requires that the archive be on a back-space-able medium.
> This means pipes, some cartridge tape drives, and some other devices
> cannot be verified."

Yes, but if you make a second pass using the -d option to report differences
between the tape and the original you can use any device, including 
cartridge drives.  I use this quite a lot ....

Regards

Andy Michael (eesrajm at cc.brunel.ac.uk)