avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     0.680      0.000    216.700   8465.040      0.000   4617.670 
avg	     0.005      0.000      1.629     63.647      0.000     34.719 
stddev	     0.024      0.000      0.548     16.252      0.000     16.626 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000 1381919.960     47.000  13531.130    188.000 5578899.330 111456.210  19048.230 188689.010   1335.190  13299.410 
avg	     0.000  10390.376      0.353    101.738      1.414  41946.612    838.017    143.220   1418.714     10.039     99.996 
stddev	     0.000   3191.029      0.509     17.612      2.034   5638.098    127.481      0.981    176.772      1.481      0.135