avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     0.990      0.000    170.470  11791.070      0.000   1337.420 
avg	     0.007      0.000      1.282     88.655      0.000     10.056 
stddev	     0.011      0.000      0.276     17.406      0.000     17.639 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000    595.990     34.000   8588.630    136.000 3335489.230 113461.250  19077.320 325731.790   2538.350  13299.810 
avg	     0.000      4.481      0.256     64.576      1.023  25078.866    853.092    143.438   2449.111     19.085     99.999 
stddev	     0.000      6.163      0.485     47.814      1.941   8798.231    135.124      2.667    546.453      7.937      0.110