avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     0.640      0.000     40.300   9933.570      0.000   3325.570 
avg	     0.005      0.000      0.303     74.688      0.000     25.004 
stddev	     0.024      0.000      0.215      6.957      0.000      6.933 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000 1247092.320     43.000  14164.880    172.000 5044997.740  97001.440   4099.860  40125.510   1314.240  13299.410 
avg	     0.000   9376.634      0.323    106.503      1.293  37932.314    729.334     30.826    301.696      9.882     99.996 
stddev	     0.000   1686.616      0.514     23.775      2.055   6333.647    117.408      7.879     94.451      2.404      0.143