avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     0.360      0.000     87.870   7929.420      0.000   5282.370 
avg	     0.003      0.000      0.661     59.620      0.000     39.717 
stddev	     0.022      0.000      0.262     19.334      0.000     19.364 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000 1544623.170      4.000  12322.120     16.000 6242053.310 134714.550  18426.210 199013.890   1435.890  13299.410 
avg	     0.000  11613.708      0.030     92.648      0.120  46932.732   1012.891    138.543   1496.345     10.796     99.996 
stddev	     0.000   3337.870      0.210      2.351      0.841   1394.462     20.546     14.214    187.599      0.262      0.092