avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     1.550      0.000   1304.330   8619.800      0.000   3374.390 
avg	     0.012      0.000      9.807     64.811      0.000     25.371 
stddev	     0.019      0.000     15.547     36.015      0.000     33.665 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000 798866.760     48.000  17721.350    192.000 3266314.880  61318.070    824.120   6228.050    582.960   5949.800 
avg	     0.000   6006.517      0.361    133.243      1.444  24558.758    461.038      6.196     46.827      4.383     44.735 
stddev	     0.000   3323.831      0.617     87.802      2.469  12071.165    215.813      9.997     63.256      2.221     18.355