avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     0.900      0.000    528.970   6007.300      0.000   6762.750 
avg	     0.007      0.000      3.977     45.168      0.000     50.848 
stddev	     0.029      0.000      1.493      3.651      0.000      4.415 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000   2047.580      0.000  40585.020      0.000 7045685.960  62094.440   1762.160   7284.780    594.150  12627.030 
avg	     0.000     15.395      0.000    305.151      0.000  52975.082    466.875     13.249     54.773      4.467     94.940 
stddev	     0.000     30.473      0.000    178.685      0.000  15604.285    255.259      7.403     31.421      2.719     19.030