avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     4.860      0.000    288.980   5450.800      0.000  14255.290 
avg	     0.024      0.000      1.445     27.254      0.000     71.276 
stddev	     0.054      0.000      0.911      8.709      0.000      9.228 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	2081014.000    205.980  16386.000  21749.840 1048700.000 10198984.150 173495.660  28642.350 230329.710   1615.180  20000.410 
avg	 10405.070      1.030     81.930    108.749   5243.500  50994.921    867.478    143.212   1151.649      8.076    100.002 
stddev	 34079.030      1.879    268.350     36.130  17174.318  17075.956    230.481      2.691    500.630      2.733      0.080