avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     2.270      0.000    295.320   6348.240      0.000   6654.160 
avg	     0.017      0.000      2.220     47.731      0.000     50.031 
stddev	     0.046      0.000      0.723     14.276      0.000     14.746 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000 102393.000      3.000   3785.000     12.000 429340.000  27215.420  18976.000 693289.020   8157.960  13300.400 
avg	     0.000    769.872      0.023     28.459      0.090   3228.120    204.627    142.677   5212.699     61.338    100.003 
stddev	     0.000    465.772      0.148     12.858      0.594   1631.633     70.424      4.278   2340.003     98.339      0.115