avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     1.700      0.000   2745.310   1235.780      0.000  16017.140 
avg	     0.009      0.000     13.727      6.179      0.000     80.086 
stddev	     0.022      0.000      4.468      2.087      0.000      5.540 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000    999.000      0.000  41909.540      0.000 21431587.430 204538.950  28800.750 137578.070    955.720  20000.020 
avg	     0.000      4.995      0.000    209.548      0.000 107157.937   1022.695    144.004    687.890      4.779    100.000 
stddev	     0.000     25.999      0.000      7.398      0.000   4014.410      7.193      1.734     29.977      0.168      0.182