avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     0.940      0.000    848.890   7537.950      0.000   4912.360 
avg	     0.007      0.000      6.383     56.676      0.000     36.935 
stddev	     0.014      0.000      2.922     21.317      0.000     23.587 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000 2487354.280      7.000  19692.800     28.000 10035618.300 135367.150  18790.120 135958.740   1199.540  13300.020 
avg	     0.000  18701.912      0.053    148.066      0.211  75455.777   1017.798    141.279   1022.246      9.019    100.000 
stddev	     0.000   4195.564      0.283     29.268      1.131  14917.001     17.523      7.192    441.385     14.505      0.185