avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     0.660      0.000    727.300   1972.500      0.000  10599.570 
avg	     0.005      0.000      5.468     14.831      0.000     79.696 
stddev	     0.011      0.000      4.938     12.542      0.000     14.086 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000 771868.110     58.990  19754.740    235.960 3166503.410  56042.420    876.830   6278.960    541.350   5889.100 
avg	     0.000   5803.520      0.444    148.532      1.774  23808.296    421.372      6.593     47.210      4.070     44.279 
stddev	     0.000   3553.326      0.512    111.600      2.047  13079.081    240.807      7.498     40.386      2.425     21.089