avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	    13.040      0.000   9848.950   2910.520      0.000    527.410 
avg	     0.098      0.000     74.052     21.884      0.000      3.965 
stddev	     0.081      0.000      6.637      5.606      0.000      1.482 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000   1481.920      3.000  26956.540     12.000 12943998.920 127714.360  10929.850  54459.430    664.240  13299.090 
avg	     0.000     11.142      0.023    202.681      0.090  97323.300    960.258     82.179    409.469      4.994     99.993 
stddev	     0.000      6.309      0.259     18.737      1.037   9533.234     30.140     35.220    187.375      0.701      0.363