avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     1.080      0.000    376.110  12544.070      0.000    378.790 
avg	     0.008      0.000      2.828     94.316      0.000      2.848 
stddev	     0.021      0.000      1.267     11.102      0.000     10.344 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000 1212623.060      6.000  10087.230     24.000 4890911.290 128470.280   7511.250  97250.410   1887.540  12907.410 
avg	     0.000   9117.467      0.045     75.844      0.180  36773.769    965.942     56.476    731.206     14.192     97.048 
stddev	     0.000   3414.257      0.208     19.399      0.830   9727.453     35.370     41.971    565.456      7.376      9.428