avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     3.660      0.000    215.060   4309.400      0.000  15471.900 
avg	     0.018      0.000      1.075     21.547      0.000     77.359 
stddev	     0.045      0.000      0.530     10.510      0.000     10.636 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	243115.000 2074638.630   7095.480  19587.250 1000843.920 8373663.410 165140.620  25370.990 226661.380   1862.660  19999.770 
avg	  1215.575  10373.193     35.477     97.936   5004.220  41868.317    825.703    126.855   1133.307      9.313     99.999 
stddev	  3826.337   5401.634    115.051     34.831  15757.944  13112.808    211.719     15.737    422.791      3.214      0.106