df

Usage: df [FILE]...

Print the filesystem space used and space available.

Example:

			$ df
			Filesystem           1k-blocks      Used Available Use% Mounted on
			/dev/sda3              8690864   8553540    137324  98% /
			/dev/sda1                64216     36364     27852  57% /boot
			$ df /dev/sda3
			Filesystem           1k-blocks      Used Available Use% Mounted on
			/dev/sda3              8690864   8553540    137324  98% /