avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     0.920      0.000    467.030   1034.070      0.000   3098.000 
avg	     0.020      0.000     10.153     22.480      0.000     67.348 
stddev	     0.030      0.000      1.751      6.356      0.000      5.849 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000 371593.950      0.810   3214.720      3.280 1505196.940  42939.120   6994.470  98362.470    687.160   4579.000 
avg	     0.000   8078.129      0.018     69.885      0.071  32721.673    933.459    152.054   2138.315     14.938     99.543 
stddev	     0.000   3093.511      0.053     14.160      0.215   7144.212     29.955     28.067    385.105      3.684      3.028