avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     0.280      0.000     68.250   4186.810      0.000   9044.600 
avg	     0.002      0.000      0.513     31.480      0.000     68.005 
stddev	     0.017      0.000      0.281     11.707      0.000     11.812 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000 1847503.090      6.000  14683.720     24.000 7452138.060 134929.930  17394.320 159381.370   1257.270  13299.810 
avg	     0.000  13891.001      0.045    110.404      0.180  56031.113   1014.511    130.784   1198.356      9.453     99.999 
stddev	     0.000   6113.672      0.270     21.189      1.082  10798.456      9.077     24.962    300.574      2.110      0.139