[root@giantvps /]# df -Th
Filesystem Type Size Used Avail Use% Mounted on
/dev/sda2 ext3 4.9G 2.5G 2.1G 54% /
/dev/sda1 ext3 99M 30M 65M 32% /boot
none tmpfs 132M 0 132M 0% /dev/shm
/dev/sda6 ext3 2.0G 111M 1.8G 6% /var/log
[root@giantvps /]# df -Tha
Filesystem Type Size Used Avail Use% Mounted on
/dev/sda2 ext3 4.9G 2.5G 2.1G 54% /
none proc 0 0 0 - /proc
none devpts 0 0 0 - /dev/pts
usbdevfs usbdevfs 0 0 0 - /proc/bus/usb
/dev/sda1 ext3 99M 30M 65M 32% /boot
none tmpfs 132M 0 132M 0% /dev/shm
/dev/sda6 ext3 2.0G 111M 1.8G 6% /var/log
[root@giantvps /]#
请问/proc
/dev/pts
/proc/bus/usb
都是0 它门的用处在是做什么的喽
