avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     4.440      0.000   1401.150   3286.080      0.000  15308.280 
avg	     0.022      0.000      7.006     16.430      0.000     76.541 
stddev	     0.031      0.000      1.024      6.389      0.000      6.464 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000    881.150      6.000   9132.260     24.000 4010373.890 123575.620  16741.180 254765.250   4508.150  13910.390 
avg	     0.000      4.406      0.030     45.661      0.120  20051.869    617.878     83.706   1273.826     22.541     69.552 
stddev	     0.000      8.779      0.298     33.289      1.194  14731.447    401.719     67.821    977.772     61.964     44.068