avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     0.770      0.000    453.880   6821.200      0.000   6024.140 
avg	     0.006      0.000      3.413     51.287      0.000     45.294 
stddev	     0.012      0.000      1.513     20.667      0.000     21.945 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000 2258101.360      7.000  17895.320     28.000 9104487.920 134612.900  18738.760 161032.750   1728.050  13299.620 
avg	     0.000  16978.206      0.053    134.551      0.211  68454.796   1012.127    140.893   1210.773     12.993     99.997 
stddev	     0.000   6186.818      0.283     45.223      1.131  23249.723     34.799      8.539    635.966     23.730      0.194