avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     3.500      0.000    133.060   1983.530      0.000  11179.880 
avg	     0.026      0.000      1.000     14.914      0.000     84.059 
stddev	     0.057      0.000      0.536      5.071      0.000      5.344 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000 1857415.550      6.000  14804.290     24.000 7488191.010 134445.070   7490.360  70068.300   1264.160  13299.810 
avg	     0.000  13965.530      0.045    111.310      0.180  56302.188   1010.865     56.318    526.829      9.505     99.999 
stddev	     0.000   4457.420      0.270     24.111      1.082  12268.291     10.311      9.771    152.679      2.464      0.139