Nightly backups with rsync hard links: three snapshots cost 1.4 MB where copies would cost 3.5 MB

Disclosure first I sell the five-line core of this post for $4 as snapshot.sh, part of DevToolkit (https://payhip.com/b/aEn8M), so I am not neutral. The flag that does the work is free and has been in rsync for decades, and if you would rather write your own eight lines than pay me, that is a reasonable call. Every measurement below is from one... Weiterlesen