avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     0.870      0.000   3499.250   5865.480      0.000   3934.360 
avg	     0.007      0.000     26.310     44.101      0.000     29.582 
stddev	     0.028      0.000     20.742     14.715      0.000     14.481 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000    773.000      0.000  32947.000      0.000 15874872.000 128233.910  19107.990  77151.960    537.310  13300.800 
avg	     0.000      5.812      0.000    247.722      0.000 119359.940    964.165    143.669    580.090      4.040    100.006 
stddev	     0.000     32.677      0.000      6.019      0.000   3588.266     35.609      1.241     63.141      0.097      0.049