avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	    10.800      0.000    395.710   5976.120      0.000  13617.340 
avg	     0.054      0.000      1.979     29.881      0.000     68.087 
stddev	     0.069      0.000      0.577      9.430      0.000      9.779 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	258043.000    160.000   4120.000  21884.710 1048652.000 11187324.990 194604.750  28673.670 231547.590   1624.860  20000.010 
avg	  1290.215      0.800     20.600    109.424   5243.260  55936.625    973.024    143.368   1157.738      8.124    100.000 
stddev	  3728.751      2.548     59.312     32.610  15154.227  16684.009    138.712      1.834    346.332      1.758      0.080