[~]$ df -h
Filesystem          Size    Used   Avail Capacity  Mounted on
/dev/ad0s1a         9.7G    3.2G    5.8G    35%    /
devfs               1.0K    1.0K      0B   100%    /dev
/dev/ad0s1d         441G    401G    5.0G    99%    /fs
/dev/stripe/st0a    451G    420G   -5.2G   101%    /mnt/fs
devfs               1.0K    1.0K      0B   100%    /var/named/dev