here's a little something to try out, posted by bhast2:

http://osx.kbot.de/comments.php?DiscussionID=676&page=1#Comment_10072

the theory is that cutting down on system logs will free up performance a bit. try it for yourselves, but give it some time guys. post back with your results. after i do it, i'm gonna try for a 24 hour run with some torrent downloads and little snitch.