Turkey’s successfull Microsoft Support Engineer Cenk ISCAN’s blog entry about IIS diagnostics. http://blogs.msdn.com/cenkiscan/default.aspx?p=2
Also check johan’s blog for “Getting started with windbg”
http://blogs.msdn.com/johan/archive/2007/11/13/getting-started-with-windbg-part-i.aspx
Wonderful WinDbg explanations from Johan – Inspecting the cache
File containing sample commands for Cache Inspection
Finbar’s Blog
http://blogs.msdn.com/finbar_ryan/archive/2008/07/23/new-to-debugging.aspx
Loading static content in ASP.NET pages from different domain for faster parallel download
IIS Performance MSDN articles
http://www.microsoft.com/technet/prodtechnol/WindowsServer2003/Library/IIS/502ef631-3695-4616-b268-cbe7cf1351ce.mspx?mfr=true
Howto change your iis working mode to 32-bit or 64-bit