avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     1.230      0.000   1061.520   1370.680      0.000  17366.670 
avg	     0.006      0.000      5.361      6.923      0.000     87.710 
stddev	     0.021      0.000      4.338      2.768      0.000      4.877 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000    828.000      0.000  45099.860      0.000 20929951.290 183810.910  28507.830 125275.260    870.260  19799.810 
avg	     0.000      4.182      0.000    227.777      0.000 105706.825    928.338    143.979    632.703      4.395     99.999 
stddev	     0.000     22.896      0.000      7.670      0.000   3407.385     15.839      1.182     24.301      0.149      0.180