avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     7.620      0.000   1507.150   5533.030      0.000  12152.310 
avg	     0.040      0.000      7.850     28.818      0.000     63.293 
stddev	     0.033      0.000      3.065     14.151      0.000     16.360 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	235872.000    945.090   3745.000  40303.990 958720.000 20567353.980 190001.320  27591.440 122229.110    846.680  19199.710 
avg	  1228.500      4.922     19.505    209.917   4993.333 107121.635    989.590    143.705    636.610      4.410     99.998 
stddev	  4142.094     26.474     65.748     40.032  16831.493  20353.615    105.484      1.247     84.134      0.422      0.095