ASP.NET application on IIS7 - very slow startup after iisreset

Question

I have an ASP.NET 3.5 website running under IIS7 on Windows 2008.

When I restart IIS (iisreset), then hit a page, the initial startup is really slow.

I see the f

Answer 1

I've just been battling a similar issue. For me it turned out to be that I had enabled internal logging for NLog. It added about 3 minutes to the startup time!

Original config

Fixed Config

For Info I discovered this by using SysInternals' ProcMon.exe, filtering on the Process Name "w3wp.exe"