avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     0.810      0.000    151.690    386.930      0.000  12760.540 
avg	     0.006      0.000      1.141      2.909      0.000     95.944 
stddev	     0.013      0.000      1.222      2.028      0.000      2.159 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000    321.000      0.000  13287.210      0.000 6640679.360 131446.010  19185.860 223756.870   2547.260  13300.030 
avg	     0.000      2.414      0.000     99.904      0.000  49929.920    988.316    144.255   1682.382     19.152    100.000 
stddev	     0.000     11.328      0.000     42.295      0.000  21476.365     67.734      3.395   1028.376     30.370      0.210