avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     0.350      0.000    447.600   2933.830      0.000   9918.220 
avg	     0.003      0.000      3.365     22.059      0.000     74.573 
stddev	     0.018      0.000      1.099      4.903      0.000      5.021 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000    354.000      0.000  15661.240      0.000 7885282.260 133928.250  18999.270 163078.880   1173.640  13299.810 
avg	     0.000      2.662      0.000    117.754      0.000  59287.837   1006.979    142.852   1226.157      8.824     99.999 
stddev	     0.000     14.185      0.000     20.882      0.000  10540.960     11.216      1.594    168.719      1.902      0.130