df -i

Filesystem  1K-blocks     Used    Avail Capacity iused   ifree  %iused  Mounted on
/dev/ad0s2a     49583    27729    17888    61%    1074   11468     9%   /
/dev/ad0s2f   2967289   739993  1989913    27%   90852  655130    12%   /usr
/dev/ad0s2e     19815     3645    14585    20%     391    4663     8%   /var
procfs              4        4        0   100%      25     507     5%   /proc
mfs:27         131231        1   120732     0%       1   33277     0%   /tmp