avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     0.860      0.000    163.050   2157.190      0.000  10979.020 
avg	     0.006      0.000      1.226     16.219      0.000     82.549 
stddev	     0.012      0.000      0.831     11.122      0.000     11.920 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000      1.000      0.000   8014.640      0.000 3979039.090 132024.770  19089.120 319138.200   2274.050  13299.640 
avg	     0.000      0.008      0.000     60.260      0.000  29917.587    992.667    143.527   2399.535     17.098     99.997 
stddev	     0.000      0.086      0.000      9.252      0.000   4620.898     10.425      1.982    250.065      3.618      0.245