avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     0.790      0.000    967.230    251.580      0.000  12080.440 
avg	     0.006      0.000      7.272      1.892      0.000     90.830 
stddev	     0.023      0.000      4.573      2.490      0.000      5.986 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000 1176711.000     76.000  11661.000    304.000 4753928.000  85229.440   5846.100  48741.010    776.080   7522.000 
avg	     0.000   8847.451      0.571     87.677      2.286  35743.820    640.823     43.956    366.474      5.835     56.556 
stddev	     0.000   8804.548      0.510     71.337      2.039  28993.019    391.448     41.741    335.522      2.850     42.825