avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     9.780      0.000  10893.440   2307.650      0.000     88.910 
avg	     0.074      0.000     81.906     17.351      0.000      0.668 
stddev	     0.071      0.000      2.846      2.681      0.000      0.426 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000      6.000      6.000  31955.370     24.000 14550712.590 121096.060  18937.790  78855.420    554.040  13300.030 
avg	     0.000      0.045      0.045    240.266      0.180 109403.854    910.497    142.389    592.898      4.166    100.000 
stddev	     0.000      0.208      0.365      7.670      1.460   3521.527      2.902      0.548     16.022      0.130      0.221