avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     0.230      0.000    311.140   3114.950      0.000   9873.660 
avg	     0.002      0.000      2.339     23.421      0.000     74.238 
stddev	     0.015      0.000      0.817      9.338      0.000     10.015 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000 1480568.290     49.990  13387.150    199.960 5986186.610 124393.750  19054.230 192589.820   1365.920  13299.410 
avg	     0.000  11132.092      0.376    100.655      1.503  45008.922    935.291    143.265   1448.044     10.270     99.996 
stddev	     0.000   3673.931      0.529     25.563      2.115   4792.804    187.062      0.939    206.918      1.506      0.092