Dir   Size   BlkSz  Thr#  Read (CPU%)   Write (CPU%)   Seeks (CPU%)
----- ------ ------- ---- ------------- -------------- --------------
/mnt/  254    4096    1   18.9519 12.4% 17.9365 18.7%  304.909 0.99%
/mnt/  254    4096    2   36.3698 28.9% 17.5611 19.4%  594.825 2.08%
/mnt/  254    4096    4   34.4764 22.3% 16.8966 20.6%  547.157 2.32%
/mnt/  254    4096    8   34.1652 25.7% 16.0276 19.3%  687.591 1.71%