Hi, rdiff-backup (rdiff is something different) actually uses the patching/delta approach of (lib)rsync also locally to store less data.
KR, Eric On 15 February 2023 19:16:50 GMT+01:00, Robert Nichols <rnicholsnos...@comcast.net> wrote: >On 2/15/23 10:35, rhkra...@gmail.com wrote: >> I've googled enough to find out that rdiff at least in some circumstances >> uses >> rsync to minimize communication bandwidth. >> >> My question is this: if rdiff-backup is backing up to a disk (internal or >> external) on the machine being backed up, does it continue to use rsync? > >When working over a network link, rdiff-backup works in a manner _like_ rsync. >It doesn't actually use the rsync program. When backing up to a local disk, it >of course accesses the disk directly. > >OK, I suppose if you really wanted to simulate networked operation when >working locally you could run: > > rdiff-backup backup {source directory} localhost::{archive directory} > >-- >Bob Nichols "NOSPAM" is really part of my email address. > Do NOT delete it. > > >