avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     0.840      0.000    652.300   6580.170      0.000   6066.750 
avg	     0.006      0.000      4.905     49.475      0.000     45.615 
stddev	     0.012      0.000      2.135     21.352      0.000     23.323 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000 2533366.610      7.000  20046.990     28.000 10212715.490 135145.990  18677.510 124899.370   1027.710  13299.620 
avg	     0.000  19047.869      0.053    150.729      0.211  76787.335   1016.135    140.432    939.093      7.727     99.997 
stddev	     0.000   3821.281      0.283     20.380      1.131  10550.982     29.633      7.374    157.293     11.820      0.152