The *WHOLE* CLR team is in performance training over the next couple of days.  We just got a demo of the CLR Profiler. Everytime I see this tool I see another cool thing it can do...

AND, I realized that we just posted an MSDN-TV spot on it... Enjoy

http://msdn.microsoft.com/msdntv/episode.aspx?xml=episodes/en/20030729CLRGN/manifest.xml