avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     0.680      0.000    763.010   4894.310      0.000   7642.090 
avg	     0.005      0.000      5.737     36.799      0.000     57.459 
stddev	     0.014      0.000      1.595     10.115      0.000     11.566 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000    560.960    102.990  17299.560    411.960 6656001.900 102976.770  11230.680  86359.140   1046.030  12945.010 
avg	     0.000      4.218      0.774    130.072      3.097  50045.127    774.261     84.441    649.317      7.865     97.331 
stddev	     0.000      3.830      0.418     28.454      1.672  10516.746    104.995     44.548    354.765      2.136      6.571