avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     2.950      0.000    203.800   6195.030      0.000  13598.360 
avg	     0.015      0.000      1.019     30.975      0.000     67.992 
stddev	     0.042      0.000      0.313      5.603      0.000      5.726 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	256982.000   5530.310   5200.000  71176.370 1048728.000 8857786.060  59793.370    793.910   2212.290    542.680  17691.950 
avg	  1284.910     27.652     26.000    355.882   5243.640  44288.930    298.967      3.970     11.061      2.713     88.460 
stddev	  4049.495     49.561     87.719    207.416  16532.855  14397.958    106.152      1.679      3.685      1.041     11.866