avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     2.900      0.000   2101.120   9169.260      0.000   2026.630 
avg	     0.022      0.000     15.798     68.942      0.000     15.238 
stddev	     0.028      0.000     16.126     31.319      0.000     29.372 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000 1402871.120     88.990  18474.790    355.960 5667979.560  87002.050   9303.580  72182.030   1029.600  12810.820 
avg	     0.000  10547.903      0.669    138.908      2.676  42616.388    654.151     69.952    542.722      7.741     96.322 
stddev	     0.000   3299.605      0.733     46.474      2.932  12484.474    185.798     46.112    393.225      3.087      8.700