avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     7.420      0.000   9509.020      4.060      0.000   3779.430 
avg	     0.056      0.000     71.496      0.031      0.000     28.417 
stddev	     0.062      0.000      5.953      0.162      0.000      5.937 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000   3113.710      0.000  27691.780      0.000 1971071.680  18878.000     76.060    364.790    187.060   3864.070 
avg	     0.000     23.411      0.000    208.209      0.000  14820.088    141.940      0.572      2.743      1.406     29.053 
stddev	     0.000     17.432      0.000     29.908      0.000   2814.324      7.017      0.122      0.328      0.169      3.652