1st time smoking in my 30'' mes. I have it set on 230d. how much smoke should I be seeing? vent is wide open. when I started I had it at 275 to heat up and it smoked great not now. I am doing a 8lb Boston butt started 5am should go for 12hrs I think. will wrap at 165d then 3 more hrs. int temp is all ready at 125 and it has only been smoking for 3hrs is that about wright. got 13 people coming over today don't want to f it up for the big day. Thanks for the help!!