avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     6.280      0.000    739.670   6240.030      0.000  12614.030 
avg	     0.032      0.000      3.774     31.837      0.000     64.357 
stddev	     0.056      0.000      1.213      6.482      0.000      6.090 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	208739.000   1501.990   3314.000   9404.340 848384.000 3403385.460 145729.310    171.460   1494.220    386.450   3271.100 
avg	  1064.995      7.663     16.908     47.981   4328.490  17364.212    743.517      0.875      7.624      1.972     16.689 
stddev	  3385.677     34.873     53.748     22.108  13759.442   6042.158    177.853      1.937      9.446      1.002     26.509