Dir   Size   BlkSz  Thr#  Read (CPU%)   Write (CPU%)   Seeks (CPU%)
----- ------ ------- ---- ------------- -------------- --------------
/mnt/  254    4096    1   18.7551 11.4% 17.7794 18.3%  307.276 1.51%
/mnt/  254    4096    2   24.5781 16.5% 17.6255 18.8%  402.543 1.92%
/mnt/  254    4096    4   27.0158 19.0% 17.2663 18.9%  443.018 2.09%
/mnt/  254    4096    8   28.4248 20.7% 16.9308 18.9%  485.664 2.15%