Dir   Size   BlkSz  Thr#  Read (CPU%)   Write (CPU%)   Seeks (CPU%)
----- ------ ------- ---- ------------- -------------- --------------
/mnt/  254    4096    1   19.0052 12.4% 17.7382 18.6%  303.877 1.24%
/mnt/  254    4096    2   24.7930 16.5% 17.5898 18.9%  398.759 1.69%
/mnt/  254    4096    4   27.1217 18.8% 17.2099 18.9%  435.292 1.87%
/mnt/  254    4096    8   28.3574 20.7% 16.9020 19.1%  476.143 2.15%