avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     6.200      0.000     72.290   4143.100      0.000   9078.460 
avg	     0.047      0.000      0.544     31.151      0.000     68.259 
stddev	     0.077      0.000      0.309     11.330      0.000     11.449 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000 1861003.640      6.000  14785.240     24.000 7501769.660 134875.190  18364.510 167746.680   1249.780  13299.810 
avg	     0.000  13992.509      0.045    111.167      0.180  56404.283   1014.099    138.079   1261.253      9.397     99.999 
stddev	     0.000   4261.309      0.270     21.475      1.082  10988.437     10.775     10.726    209.959      2.125      0.139