AD FS 2.0: The Service Fails to Start: "The service did not respond to the start or control request in a timely fashion." http://social.technet.microsoft.com/wiki/contents/articles/ad-fs-2-0-the-service-fails-to-start-quot-the-service-did-not-respond-to-the-start-or-control-request-in-a-timely-fashion-quot.aspx
Improving application Start up time: GeneratePublisherEvidence setting in Machine.config http://blogs.msdn.com/b/amolravande/archive/2008/07/20/startup-performance-disable-the-generatepublisherevidence-property.aspx