Here are a couple links on Ajax performance.

Ajax Performance Blog
http://www.ajaxperformance.com/

How to Profile and Optimize Ajax Applications
http://codinginparadise.org/weblog/2006/08/tutorial-how-to-profile-and-optimize.html

Jeffrey Kelly
http://sailwhatcom.com

Technical Overview of IIS 6.0
http://www.microsoft.com/windowsserver2003/techinfo/overview/iis.mspx

Here is some Microsoft documentation on IIS 6.0 which is used in Windows Server 2003. To view the article, click the download link on the right side of the page.

Jeffrey Kelly
http://sailwhatcom.com

This week I have three links for you related to SQL Server 2005. As we are rolling down the steep slope toward 2k5 implementation, a variety of knowledge on this topic (performance and otherwise) is well timed.

Getting Ready for SQL Server 2005
http://support.microsoft.com/kb/906773

SQL Server 2005: Transactional Replication Performance Tuning and Optimization
http://msdn.microsoft.com/library/default.asp?url=/library/en-us/dnsql2k/html/sql2k_replperf_tran4.asp

SQL Server 2005 Books Online
http://msdn2.microsoft.com/en-us/library/ms166019.aspx

Jeffrey Kelly
http://sailwhatcom.com

Performance Improvements in Windows Server 2003
http://www.directionsonmicrosoft.com/sample/DOMIS/update/2003/08aug/0803piiws2.htm

Overview level article covering changes in Windows Server 2003 including 64-bit, Hyper-threading, and Non-Uniform Memory Access Systems.

Jeffrey Kelly
http://sailwhatcom.com