avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	    68.210      0.000      3.480   1794.870      0.000  11433.440 
avg	     0.513      0.000      0.026     13.495      0.000     85.966 
stddev	     0.168      0.000      0.058      3.790      0.000      3.942 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000      3.000      0.000    332.000      0.000 138048.000  23460.370      3.700    332.340     71.460     58.400 
avg	     0.000      0.023      0.000      2.496      0.000   1037.955    176.394      0.028      2.499      0.537      0.439 
stddev	     0.000      0.148      0.000      4.725      0.000   2056.019    348.615      0.055      4.663      1.336      0.838