avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     9.210      0.000    750.610   4972.350      0.000  13667.840 
avg	     0.047      0.000      3.869     25.631      0.000     70.453 
stddev	     0.067      0.000      1.403      7.963      0.000      8.405 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	196116.170 1456707.550   5910.500  47133.560 808111.330 6009325.460  69139.830    933.470   3975.710    429.190   7884.800 
avg	  1010.908   7508.802     30.466    242.956   4165.522  30975.904    356.391      4.812     20.493      2.212     40.643 
stddev	  3656.563   2601.720    112.273    139.252  15070.554  10346.032    242.481      5.175     21.350      2.037     22.434