avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     4.080      0.000    983.650   7805.460      0.000  11006.810 
avg	     0.021      0.000      4.968     39.422      0.000     55.590 
stddev	     0.051      0.000      3.559     12.087      0.000     11.711 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	257824.000    481.000   4350.000  20666.930 1048696.000 10450097.730 190060.730  28433.360 239694.010   1677.690  19800.310 
avg	  1302.141      2.429     21.970    104.378   5296.444  52778.271    959.903    143.603   1210.576      8.473    100.002 
stddev	  3669.638     11.581     64.787     30.392  14930.672  15435.953    140.704      1.306    320.776      1.889      0.086