avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     4.150      0.000    342.800  16645.090      0.000   1107.940 
avg	     0.023      0.000      1.894     91.962      0.000      6.121 
stddev	     0.046      0.000      0.522      8.413      0.000      8.230 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	222444.900   2110.220   3722.800  16476.990 904517.270 7899463.710 165517.270  25018.130 243304.950   1750.690  18099.760 
avg	  1228.977     11.659     20.568     91.033   4997.333  43643.446    914.460    138.222   1344.226      9.672     99.999 
stddev	  3510.722     21.808     59.370     24.306  14276.641  11713.019    129.283     15.785    356.211      2.143      0.085