Internet Information Services (IIS) 7.0 Resource Kit

Tracing and Diagnosing Problems

FRT is a powerful diagnostic tool for examining failures in your Web server environment. How do you define a failure in an Internet application? This is more than just a rhetorical question, because FRT gives you the ability to outline your own parameters for what constitutes a failed request. You can define a failed request based on a specific HTTP error status code or range of codes, based on the time the server takes to respond to a request, based on the severity of an event, or based on any combination of these conditions. You can very precisely limit the content that you trace with a given FRT rule, and you can easily analyze the provided output at a quite granular level. The result is that you can often pinpoint ...