masi@masi:/media/masi/Elements$ mkdir MasiWeek
mkdir: cannot create directory ‘MasiWeek’: Read-only file system
masi@masi:/media/masi/Elements$

/dev/sdb2      hfsplus  4883299280 615565288 4267733992  13% /media/masi/Elements

nice tar --keep-directory-symlink -czf /media/masi/MasiWeek/backup_home_19.8.2017.tar.gz /home/masi/