avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     2.250      0.000    961.110    451.620      0.000   8585.080 
avg	     0.023      0.000      9.611      4.516      0.000     85.851 
stddev	     0.030      0.000      4.479      2.678      0.000      4.371 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000 857665.070      4.170   6035.860     16.660 3036206.550 100044.240   8149.570 126966.840   1728.050   8903.360 
avg	     0.000   8576.651      0.042     60.359      0.167  30362.066   1000.442     81.496   1269.668     17.281     89.034 
stddev	     0.000   7055.561      0.196     24.851      0.785  12700.480     34.393     49.491    844.799     10.612     21.557