Allgemein
rsync wont function on NTFS as intended
NTFS does not have permissions and owner of files and folders like ext has. So backup script has to be changed to use -rltD instead of -rlptgoD to not take care of permissions and ownerships of files to backup. https://itectec.com/superuser/using-rsync-with-link-dest-from-hfs-to-ntfs/