avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     0.760      0.000     73.360   4027.510      0.000   9198.330 
avg	     0.006      0.000      0.552     30.282      0.000     69.160 
stddev	     0.034      0.000      0.366     11.224      0.000     11.381 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000 1831826.030      6.000  14528.110     24.000 7363837.900 134735.170  18529.280 171183.680   1275.220  13300.210 
avg	     0.000  13773.128      0.045    109.234      0.180  55367.202   1013.046    139.318   1287.095      9.588    100.002 
stddev	     0.000   3498.307      0.270     21.895      1.082  11194.722     11.846      6.112    217.598      2.221      0.152