Dir   Size   BlkSz  Thr#  Read (CPU%)   Write (CPU%)   Seeks (CPU%)
----- ------ ------- ---- ------------- -------------- --------------
/mnt/  254    4096    1   19.0752 12.4% 17.7011 18.6%  309.750 0.92%
/mnt/  254    4096    2   35.4266 27.4% 17.5734 19.3%  563.093 3.94%
/mnt/  254    4096    4   32.6874 24.6% 16.8222 19.2%  507.899 2.41%
/mnt/  254    4096    8   34.2164 26.2% 15.9381 19.6%  661.419 3.14%