avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     5.200      0.000     73.780   3017.510      0.000  10203.510 
avg	     0.039      0.000      0.555     22.688      0.000     76.718 
stddev	     0.068      0.000      0.352      8.269      0.000      8.386 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000 1888663.120      6.000  14957.650     24.000 7618446.570 135407.840  18789.500 169801.120   1239.460  13299.810 
avg	     0.000  14200.475      0.045    112.464      0.180  57281.553   1018.104    141.274   1276.700      9.319     99.999 
stddev	     0.000   3348.179      0.270     22.293      1.082  11414.684      8.413      3.284    211.882      2.203      0.156