avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     5.540      0.000    179.590  13973.270      0.000   5041.650 
avg	     0.029      0.000      0.935     72.777      0.000     26.259 
stddev	     0.054      0.000      0.331     15.600      0.000     15.640 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	 69676.460 1007450.080   2269.900  37852.100 287572.530 4180327.680  49584.210    222.250    973.960    260.960   5117.790 
avg	   362.898   5247.136     11.822    197.146   1497.774  21772.540    258.251      1.158      5.073      1.359     26.655 
stddev	  2256.418   1743.756     72.595    121.075   9310.105   7152.968     96.741      1.460      4.289      0.843     19.663