Have you considered to introduce a "deduplicate mode" for rsync, replacing duplicate files in the destination directory by hard links?
Of course there might be a lot of problems together with this feature, but on creating backups it could help to save a lot of disk space. --link-dest might be interesting in this context, too. Regards Harri -- Please use reply-all for most replies to avoid omitting the mailing list. To unsubscribe or change options: https://lists.samba.org/mailman/listinfo/rsync Before posting, read: http://www.catb.org/~esr/faqs/smart-questions.html