avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     0.960      0.000    942.970  12355.140      0.000      0.850 
avg	     0.007      0.000      7.090     92.896      0.000      0.006 
stddev	     0.020      0.000      2.000      2.005      0.000      0.023 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000 995820.220     33.050  12931.600    132.170 4013866.890  86325.780   7113.120  73194.810   1590.490  13219.540 
avg	     0.000   7487.370      0.248     97.230      0.994  30179.450    649.066     53.482    550.337     11.959     99.395 
stddev	     0.000   1961.743      0.422     34.905      1.686   8493.128    129.806     30.300    336.054      5.649      1.648