Vishnus-MacBook-Pro:~ vishnu$ df
Filesystem    512-blocks      Used Available Capacity iused               ifree %iused  Mounted on
/dev/disk2s1   389921984 257510080 124818968    68%  887125 9223372036853888682    0%   /
devfs                452       452         0   100%     782                   0  100%   /dev
/dev/disk2s4   389921984   6291512 124818968     5%       4 9223372036854775803    0%   /private/var/vm
/dev/disk1s1   586773400 541739072  44756288    93%  107218 9223372036854668589    0%   /Volumes/Vishnu
map -hosts             0         0         0   100%       0                   0  100%   /net
map auto_home          0         0         0   100%       0                   0  100%   /home