[lighthouse@VM-20-3-centos ~]$ sudo du -h --max-depth=1 /
4.0K /mnt
8.0K /opt
0 /sys
4.0K /media
36M /etc
76K /home
216M /boot
16K /lost+found
2.6G /usr
du: cannot access ‘/proc/14829/task/14829/fd/4’: No such file or directory
du: cannot access ‘/proc/14829/task/14829/fdinfo/4’: No such file or directory
du: cannot access ‘/proc/14829/fd/3’: No such file or directory
du: cannot access ‘/proc/14829/fdinfo/3’: No such file or directory
0 /proc
6.9G /www
16K /dev
4.7G /var
4.0K /.Recycle_bin
9.9M /run
4.0K /data
7.5M /root
4.0K /srv
788K /tmp
8.0K /patch
15G / |