avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     1.710      0.000   1375.380   3568.360      0.000   7454.520 
avg	     0.014      0.000     11.092     28.777      0.000     60.117 
stddev	     0.025      0.000      1.845      4.925      0.000      5.165 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000 1034212.030      4.430   8815.050     17.780 4038764.320 110324.160  13924.360 205710.190   2606.160  11962.180 
avg	     0.000   8340.420      0.036     71.089      0.143  32570.680    889.711    112.293   1658.953     21.017     96.469 
stddev	     0.000   8066.508      0.177     32.361      0.710  15240.617    146.459     46.171    786.743     23.221     16.661