avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     4.730      0.000   1568.910   4290.900      0.000  14135.360 
avg	     0.024      0.000      7.845     21.455      0.000     70.677 
stddev	     0.032      0.000      1.353      6.471      0.000      6.516 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000   4070.440      3.000  17914.720     12.000 6696998.900 147213.520  25930.020 285102.590   2205.660  19527.850 
avg	     0.000     20.352      0.015     89.574      0.060  33484.995    736.068    129.650   1425.513     11.028     97.639 
stddev	     0.000     44.824      0.212     17.214      0.846   6978.987    107.417     35.737    401.691      2.815     12.975