avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     2.760      0.000    960.890   5658.870      0.000  13177.570 
avg	     0.014      0.000      4.853     28.580      0.000     66.553 
stddev	     0.040      0.000      1.408      6.353      0.000      5.813 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	245887.000    496.000   3905.000  21767.790 999420.000 11080702.690 192340.920  23358.190 187429.000   1613.160  19799.820 
avg	  1241.854      2.505     19.722    109.938   5047.576  55963.145    971.419    117.971    946.611      8.147     99.999 
stddev	  3668.930     14.461     58.250     32.903  14909.520  16753.693    135.345     10.630    234.652      1.779      0.105