avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     0.200      0.000    327.160   1263.550      0.000   2009.090 
avg	     0.006      0.000      9.088     35.099      0.000     55.808 
stddev	     0.016      0.000      2.059      4.876      0.000      5.077 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000 133111.400      3.470   1334.790     13.890 523031.250  20668.700    646.660  11016.740    446.360   1543.230 
avg	     0.000   3697.539      0.096     37.078      0.386  14528.646    574.131     17.963    306.021     12.399     42.867 
stddev	     0.000   5140.733      0.275     37.149      1.100  16754.807    370.538     23.693    260.675     14.783     38.976