avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     3.930      0.000    171.070   5918.860      0.000  13706.150 
avg	     0.020      0.000      0.864     29.893      0.000     69.223 
stddev	     0.048      0.000      0.897      7.582      0.000      7.695 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	1685972.100    455.000  13278.960  20557.870 849583.660 9987453.170 180988.390  28291.480 252580.420   1708.430  19800.460 
avg	  8515.011      2.298     67.065    103.828   4290.827  50441.683    914.083    142.886   1275.659      8.628    100.002 
stddev	 31971.111      2.879    251.827     29.128  16111.501  14217.037    212.306      2.295    841.772      2.410      0.080