>Has anyone used macjordomo a lot--enough to get a sense of how much it >slows down/interferes with other server operations. It looks like it >takes a long time to do what it does--is it advisable to set it up on >its own machine or is this overkill
I've run it in the background and its OK. Also, you can just run it a couple times a day to process your list traffic if you want.