avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     1.020      0.000   1318.770   6244.800      0.000   5735.310 
avg	     0.008      0.000      9.916     46.953      0.000     43.123 
stddev	     0.023      0.000      5.010     22.903      0.000     27.488 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000 1975083.050      6.000  15583.660     24.000 7970759.640 135507.340  19026.480 177415.040   1862.540  13300.210 
avg	     0.000  14850.248      0.045    117.170      0.180  59930.524   1018.852    143.056   1333.948     14.004    100.002 
stddev	     0.000   5850.672      0.241     45.822      0.964  23510.953     21.518      2.765    551.218     21.519      0.193