avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     0.710      0.000    236.960   4904.050      0.000   8158.340 
avg	     0.005      0.000      1.782     36.873      0.000     61.341 
stddev	     0.030      0.000      0.717     15.268      0.000     15.826 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000 1556508.190      5.000  12361.090     20.000 6273607.410 134977.280  18196.440 195955.470   1431.140  13299.410 
avg	     0.000  11703.069      0.038     92.941      0.150  47169.981   1014.867    136.815   1473.349     10.760     99.996 
stddev	     0.000   4059.364      0.226      2.154      0.905   1087.065     20.611     16.180    187.357      0.247      0.105