avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	    45.510      0.000    300.640   6223.930      0.000   6729.930 
avg	     0.342      0.000      2.260     46.796      0.000     50.601 
stddev	     0.115      0.000      0.768     14.926      0.000     15.446 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000 1432044.460     47.990  13165.020    191.960 5775098.930 118473.850  19034.190 195659.290   1412.000  13299.810 
avg	     0.000  10767.252      0.361     98.985      1.443  43421.796    890.781    143.114   1471.122     10.617     99.999 
stddev	     0.000   3796.657      0.539     22.971      2.157   8466.411    124.673      1.276    301.123      2.473      0.130