Even with the ASP.NET Integrated Pipeline on IIS, there are things you just can't do with ASP.NET modules. Here is a list of them, and why you should probably never do them.
Your users are complaining that the site is loading slowly, or you are making requests to your application and they are hanging. Here is my preferred method for diagnosing hanging requests on IIS servers:
Its been a big month for LeanSentry! We've released several big features to help make supporting and troubleshooting IIS/ASP.NET apps way easier, including smart alerts, automatic error highlighting, server diagnostics, and more. Read on for the juicy details.