avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	    33.490      0.000    390.430   8309.910      0.000   4566.030 
avg	     0.252      0.000      2.936     62.481      0.000     34.331 
stddev	     0.072      0.000      2.053     14.338      0.000     13.913 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000    341.000      0.000  14938.660      0.000 7552780.910 134396.050  18924.310 171715.770   1229.800  13299.810 
avg	     0.000      2.564      0.000    112.321      0.000  56787.826   1010.497    142.288   1291.096      9.247     99.999 
stddev	     0.000     12.659      0.000     20.064      0.000  10412.734     21.692      5.166    240.813      1.968      0.099