Dir   Size   BlkSz  Thr#  Read (CPU%)   Write (CPU%)   Seeks (CPU%)
----- ------ ------- ---- ------------- -------------- --------------
/mnt/  254    4096    1   18.8033 11.1% 17.5460 18.7%  306.995 1.30%
/mnt/  254    4096    2   35.8893 26.9% 17.2635 19.7%  579.600 2.75%
/mnt/  254    4096    4   32.7303 24.5% 16.7826 19.7%  527.435 2.63%
/mnt/  254    4096    8   36.4312 28.3% 16.0854 18.9%  697.612 2.96%