Incremental backups and batch mode.

Mike Rubel mrubel at
Fri Mar 29 08:22:44 EST 2002

Diego wrote:

> Right, wonderful, but let's consider a big database file, let's say
> a 2Gbyte file, that is slightly changed every day of about a 10%
> So at every backup the whole 2Gbyte file is saved.
> So I would like to use the rsync algorithm to calculate the differences
> (delta files) for the levels n>0 in the same order dump and tar work
> but saving much more tape space.

Ah... now I see.  Unfortunately, this one's over my head.  Can anyone else
help here?  Can rsync deal explicitly with parts of files?


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