avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     2.500      0.000   1765.860   4233.010      0.000   7298.640 
avg	     0.019      0.000     13.277     31.827      0.000     54.877 
stddev	     0.035      0.000      8.472     18.517      0.000     26.360 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000 1830609.680      9.000  16183.700     36.000 7386044.990 121323.700   1200.850   9852.880    854.840  10177.190 
avg	     0.000  13763.983      0.068    121.682      0.271  55534.173    912.208      9.029     74.082      6.427     76.520 
stddev	     0.000   2884.067      0.251     26.389      1.005  12547.669     56.092     14.231    119.677      1.759     16.395