avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     0.710      0.000     16.140   9541.330      0.000   3741.800 
avg	     0.005      0.000      0.121     71.739      0.000     28.134 
stddev	     0.010      0.000      0.058     26.755      0.000     26.763 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000 869613.730     19.980  10043.270     79.920 3515623.170 116050.460  19066.710 316598.790   2650.270  13300.420 
avg	     0.000   6538.449      0.150     75.513      0.601  26433.257    872.560    143.359   2380.442     19.927    100.003 
stddev	     0.000   3080.457      0.357    181.692      1.428   9239.658     89.294      2.259    442.703     12.140      0.181