http://blogs.msdn.com/b/jpsanders/archive/2008/10/24/analyzing-httpwebrequest-connection-saturation-in-net.aspxWinDbg is a powerful tool and can use the SOS extension (that ships with the .NET framework) to look into and analyze Managed Code. Another powerful tool is Debug Diagnostics. It uses the same Debugger Engine that WinDbg uses and can run analysis scriptsen-USTelligent Evolution Platform Developer Build (Build: 5.6.50428.7875)