richard@UbuntuGamingMachine /h/storage> sudo du -hsx /* | sort -rh | head -n 40
[sudo] password for richard: 
du: cannot access '/proc/16271/task/16271/fd/4': No such file or directory
du: cannot access '/proc/16271/task/16271/fdinfo/4': No such file or directory
du: cannot access '/proc/16271/fd/4': No such file or directory
du: cannot access '/proc/16271/fdinfo/4': No such file or directory
259G    /home
8.4G    /opt
7.3G    /usr
1.1G    /var
948M    /lib
183M    /boot
158M    /run
74M     /root
16M     /etc
14M     /sbin
13M     /bin
6.0M    /tmp
3.9M    /lib32
16K     /lost+found
8.0K    /media
4.0K    /srv
4.0K    /snap
4.0K    /mnt
4.0K    /lib64
4.0K    /cdrom
0       /vmlinuz.old
0       /vmlinuz
0       /sys
0       /proc
0       /initrd.img.old
0       /initrd.img
0       /dev