Dir   Size   BlkSz  Thr#  Read (CPU%)   Write (CPU%)   Seeks (CPU%)
----- ------ ------- ---- ------------- -------------- --------------
/mnt/  254    4096    1   18.9798 13.0% 17.8810 18.4%  311.655 1.16%
/mnt/  254    4096    2   35.5894 25.3% 17.6469 20.4%  592.062 3.25%
/mnt/  254    4096    4   31.4843 24.6% 16.9366 19.0%  553.276 2.35%
/mnt/  254    4096    8   36.0591 27.9% 16.1488 19.6%  703.210 3.16%