avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	    27.530      0.000   2373.250   4863.760      0.000  12735.550 
avg	     0.138      0.000     11.866     24.319      0.000     63.678 
stddev	     0.110      0.000      6.106     10.085      0.000     10.863 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	258019.000    500.000   4156.000  22543.440 1048700.000 11371270.490 191972.590  28740.710 224267.150   1567.500  19999.920 
avg	  1290.095      2.500     20.780    112.717   5243.500  56856.352    959.863    143.704   1121.336      7.837    100.000 
stddev	  3689.669     14.204     58.925     31.852  14994.982  16116.340    136.389      1.288    268.533      1.508      0.105