avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     0.360      0.000     29.050   7544.010      0.000   5726.640 
avg	     0.003      0.000      0.218     56.722      0.000     43.057 
stddev	     0.019      0.000      0.159     24.638      0.000     24.703 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000     50.000     41.990  13686.020    167.960 5387660.040 108057.320  19082.690 187525.640   1319.470  13299.410 
avg	     0.000      0.376      0.316    102.902      1.263  40508.722    812.461    143.479   1409.967      9.921     99.996 
stddev	     0.000      0.644      0.465     18.327      1.859   4414.045    162.615      0.908    188.922      1.330      0.092