Em seguida, use o rdiff-backup. Isso mantém as permissões
Preserves all information: Whether you restore from the mirror directory or from an earlier incremental backup, rdiff-backup will reproduce your files exactly as they were. Files >missing at the time of backup will also be missing after the restore. Files hard linked when >backed up will be hard linked after the restore. rdiff-backup also preserves permissions, >user and group ownership, modification time, device files, fifos, and symlinks.