avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     7.040      0.000    788.490  14671.960      0.000   4532.330 
avg	     0.035      0.000      3.942     73.360      0.000     22.662 
stddev	     0.055      0.000      0.701      5.630      0.000      5.327 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	242210.000    731.470   5333.500  14598.120 990176.000 5107298.460 134692.370    358.810   2267.800    385.450   4442.540 
avg	  1211.050      3.657     26.668     72.991   4950.880  25536.492    673.462      1.794     11.339      1.927     22.213 
stddev	  3698.111     11.607     89.224     18.097  15131.408   6312.520    103.563      3.665     13.627      0.899     26.204