avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     1.030      0.000    466.050    965.290      0.000   2967.600 
avg	     0.023      0.000     10.592     21.938      0.000     67.445 
stddev	     0.031      0.000      1.994      5.687      0.000      5.406 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000 347875.890      2.420   3020.890      9.700 1373670.500  38931.710   5519.500  76193.300    740.350   4119.290 
avg	     0.000   7906.270      0.055     68.657      0.220  31219.784    884.812    125.443   1731.666     16.826     93.620 
stddev	     0.000   3669.718      0.208     27.384      0.834  11880.491    167.547     40.026    576.560     15.422     20.468