avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     0.460      0.000    166.280    906.130      0.000   1327.160 
avg	     0.019      0.000      6.928     37.755      0.000     55.298 
stddev	     0.015      0.000      0.921      2.154      0.000      2.424 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000 348747.920      0.840   2780.120      3.390 1418426.720  24484.560   4473.710  38205.430    254.490   2400.110 
avg	     0.000  14531.163      0.035    115.838      0.141  59101.113   1020.190    186.405   1591.893     10.604    100.005 
stddev	     0.000   3252.122      0.054     26.473      0.217  13506.727      1.520      1.553    224.266     10.138      0.032