avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     2.750      0.000    208.870  19089.180      0.000    699.210 
avg	     0.014      0.000      1.044     95.446      0.000      3.496 
stddev	     0.039      0.000      0.510      8.397      0.000      8.104 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	257194.000   1344.000   4963.000  19158.860 1048628.000 9492454.260 187773.850  28058.240 255756.130   1838.640  19999.920 
avg	  1285.970      6.720     24.815     95.794   5243.140  47462.271    938.869    140.291   1278.781      9.193    100.000 
stddev	  3694.357     15.250     77.881     28.118  15072.564  14009.993    151.633     11.315    322.746      2.253      0.105