My new web server is Server 2008 & IIS7 and SQL 2008 and I’ve deployed a test version of an application that had a mysterious 503 Service Unavailable error; not the main app, but all pages within a specific folder and I couldn’t see why. None of the settings were different for that folder. A quick search hit Phil’s blog entry, which led me to Keith’s. It’s the second quote which kicked off an “Oh, I wonder if it’s that” moment: I think that the main confusion here is around the purpose of http.sys reservations. Reservations...