avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     1.950      0.000   1688.600  18309.360      0.000      0.000 
avg	     0.010      0.000      8.443     91.547      0.000      0.000 
stddev	     0.023      0.000      3.107      3.108      0.000      0.000 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000 1410420.630     50.260  20879.740    201.070 5638273.120 110015.380  22365.460 223207.060   2406.660  19366.740 
avg	     0.000   7052.103      0.251    104.399      1.005  28191.366    550.077    111.827   1116.035     12.033     96.834 
stddev	     0.000   4486.722      0.460     43.149      1.842  11662.769    136.783     31.262    444.728      8.572     12.069