Look at the attached file thanks to http://blogs.msdn.com/b/peterlau/archive/2006/05/11/595294.aspx Also check out msdn webcast http://msevents.microsoft.com/CUI/WebCastEventDetails.aspx?EventID=1032266976&Culture=en-US Presentation with this...

1. Create a Performance session using the performance wizard 2. Add the website hosting the WCF service to be profiled 3.Choose instrumentation rather than sampling , since it would give you the time spent in individual functions etc. 4.For some reason...