avg-cpu:  %user   %nice %system %iowait  %steal   %idle
sum	     1.060      0.000    169.170   4017.100      0.000   9112.680 
avg	     0.008      0.000      1.272     30.204      0.000     68.516 
stddev	     0.033      0.000      0.698     10.612      0.000     10.814 


Device:         rrqm/s   wrqm/s     r/s     w/s    rkB/s    wkB/s avgrq-sz avgqu-sz   await  svctm  %util
sum	     0.000 144101.210      5.000   5274.440     20.000 598498.300  26679.800  14616.730 325514.660   8256.570  13299.810 
avg	     0.000   1083.468      0.038     39.657      0.150   4499.987    200.600    109.900   2447.479     62.079     99.999 
stddev	     0.000    761.734      0.190     19.037      0.761   2254.355     66.821     27.880   1085.871    127.405      0.139