avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     4.660      0.000   1320.170   1086.790      0.000  10888.440 
avg	     0.035      0.000      9.926      8.171      0.000     81.868 
stddev	     0.054      0.000      4.465      4.298      0.000      8.127 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000     10.990      0.000   8952.410      0.000 4567283.340 135698.840   3141.280  46808.850   1840.160  11562.760 
avg	     0.000      0.083      0.000     67.311      0.000  34340.476   1020.292     23.619    351.946     13.836     86.938 
stddev	     0.000      0.275      0.000     17.847      0.000   9122.074      8.167      7.802     94.399      4.390     14.797