avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     0.440      0.000    412.710   7124.970      0.000   5761.920 
avg	     0.003      0.000      3.103     53.571      0.000     43.323 
stddev	     0.027      0.000      2.180     22.286      0.000     21.699 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000    370.000      0.000  12199.000      0.000 6178520.000 134725.150  19122.120 208732.270   1450.740  13300.800 
avg	     0.000      2.782      0.000     91.722      0.000  46455.038   1012.971    143.775   1569.416     10.908    100.006 
stddev	     0.000     12.195      0.000      1.861      0.000   1093.651     13.389      1.090    171.345      0.223      0.069