From Wsms

Note: This page should be titled df (all lowercase). It is Df due to technical limitations of Mediawiki.

df reports disk usage

common usage

See how much space is used and available on a partition.

ggeller@harrison:~/Desktop$ df -h .
Filesystem            Size  Used Avail Use% Mounted on
/dev/sda4              17G  5.7G   11G  36% /

Check out the inode usage:

ggeller@harrison:~/Desktop$ df -ih .
Filesystem            Inodes   IUsed   IFree IUse% Mounted on
/dev/sda4               2.2M    135K    2.1M    7% /

See all the mounted volumes, including the psuedo-volumes set up by the kernel:

root@roosevelt:~# df -h
Filesystem            Size  Used Avail Use% Mounted on
/dev/sda4              35G   31G  2.9G  92% /
varrun               1014M  144K 1014M   1% /var/run
varlock              1014M     0 1014M   0% /var/lock
udev                 1014M   76K 1014M   1% /dev
devshm               1014M     0 1014M   0% /dev/shm
lrm                  1014M   34M  980M   4% /lib/modules/2.6.22-14-generic/volatile
/dev/sda1              33G   18G   16G  54% /media/sda1
fusesmb                35G   31G  2.9G  92% /home/ggeller/Network
/dev/scd0             4.2G  4.2G     0 100% /media/cdrom0

see also

man df
xfs
Linux_commands