avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     0.240      0.000    191.810  12710.340      0.000    397.640 
avg	     0.002      0.000      1.442     95.566      0.000      2.990 
stddev	     0.008      0.000      0.476      3.683      0.000      3.633 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000   1747.810     99.000  16113.550    396.000 6495677.430 108347.560  13485.300 111363.110   1142.410  13093.010 
avg	     0.000     13.141      0.744    121.155      2.977  48839.680    814.643    101.393    837.317      8.590     98.444 
stddev	     0.000      7.110      0.436     29.099      1.745  10610.383    109.962     44.847    387.528      2.389      4.801