avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     6.390      0.000    908.900  12379.410      0.000      5.040 
avg	     0.048      0.000      6.834     93.078      0.000      0.038 
stddev	     0.048      0.000      2.308      2.347      0.000      0.063 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000    340.600      0.000  14522.800      0.000 4992503.460  91900.540  17910.290 163708.070   1227.250  13300.850 
avg	     0.000      2.561      0.000    109.194      0.000  37537.620    690.982    134.664   1230.888      9.227    100.006 
stddev	     0.000      1.941      0.000      9.518      0.000   3405.793     73.374     11.847    114.223      0.803      0.113