avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     8.860      0.000    498.270  15954.270      0.000   3138.430 
avg	     0.045      0.000      2.542     81.399      0.000     16.012 
stddev	     0.059      0.000      0.846      6.094      0.000      5.994 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	189898.360 1393898.690   5876.330  30385.790 782980.780 5695341.170  77323.630   3215.120  18269.410    974.710  15471.880 
avg	   968.869   7111.728     29.981    155.030   3994.800  29057.863    394.508     16.404     93.211      4.973     78.938 
stddev	  3512.804   2050.565    109.049     58.693  14484.846   8123.265    123.533     12.047     62.903      2.578     25.733