Won Yoo's Blog Posts

IIS 8.0: To use or not to use ETag, that is the question.

In this blog, I will not discuss what ETag is or whether I agree with some of the articles that have written around whether the use of ETag is a good or a bad idea. But if you found this blog, it's probably because you have read some of these articles...

Configuration Optimization in IIS 8.0

One of the areas that we have optimized in IIS 8.0 beta is IIS configuration system. There are many improvements that we have made in this area, but there is one simple change that has yielded a great result. The change has not only improved the performance...

An ARR tip: how to add multiple servers that are in fact the same

I've noticed that some customers use Application Request Routing (ARR) to load balance between multiple sites that run on the same Windows/IIS instance. For example, ARR may be listening on port 80, and it load balances the requests between 3 sites that...

PowerShell script generation in IIS Configuration Editor

This is "simple", yet it is definitely one of my favorite features in IIS 8.0 beta. As you know, the IIS configuration system is built on a schematized XML, applicationHost.config. While the IIS Manager does expose the most common administration tasks...

IIS 8.0 Beta platform features for web hosters and service providers

Windows Sever 8 beta was released yesterday and I am excited to write about some of the key features for web hosters and service providers. Many of the key features evolve around scalability and manageability. We heard from customers and IIS needed to...

Windows Server 8 Beta is here!

I am excited for our customers to finally download Windows Server 8 beta and see what we have been working on. When we first started working on Windows Server 8, we wanted to make sure that we would deliver on some of the key customer asks in the areas...

How to install Application Request Routing (ARR) 2.5 without Web Platform Installer (WebPI)

When ARRv2.5 was released in March 2011, it was made available only via WebPI. (Release announcement is here and the explanation on the WebPI dependency is here .) Since then, I've been asked if ARRv2.5 can be installed outside of WebPI, specifically...

Application Request Routing and Proxy Chain

It is pretty common to run ARR as a proxy behind another proxy in a corporate environment and I've been asked how ARR can be configured in such an environment. This practice is also known as "proxy chaining" where one proxy is "chained" to another proxy...

Why is Application Request Routing Version 2.5 available only via Web Platform Installer?

Within hours of Application Request Routing Version 2.5 release (see announcement here ), I've been asked why ARRv2.5 is available only via WebPI. Well, a simple response would be that WebPI is the way to consume web technology applications and components...

Microsoft Application Request Routing (ARR) Version 2.5 has been released.

Microsoft Application Request Routing (ARR) Version 2.5 has been released. Overview: Application Request Routing v2.5 improves the performance and the scalability of ARR in its disk caching scenarios . In addition to fully incorporating the enhancements...

Support and Servicing for FPSE 2002 for WS08 RTM/Vista.

As of December 18, 2010, Microsoft FrontPage Server Extensions (FPSE) 2002 for Windows Vista and Windows Server 2008 RTM is supported by Ready-to-Run Software. For support and servicing, contact Ready-to-Run Software , Inc.

Microsoft Application Request Routing (ARR) Version 2 localization release.

The English version of ARRv2 was Released To Web (RTW) in November 2009 and today, we are announcing that ARRv2 is being released in following languages: German Spanish French Japanese They are available for download via Web Platform Installer ( WebPI...

Application Request Routing: Benefits of caching

As you know, ARRv2 RC was released a few weeks ago. (To learn more about ARRv2, click here . Download x64 or x86 .) With ARRv2 RC, ARR now has two cache tiers, kernel memory cache and disk cache. I think people in general understand the benefits of caching...

Microsoft Application Request Routing (ARR) Version 2 RC for IIS7 has been released.

Microsoft Application Request Routing (ARR) Version 2 RC for IIS7 has been released. Overview : Application Request Routing v2.0 RC is an incremental release that includes all the features from version 1.0, and adds support for disk based cache. ARR v2...

ARR and MaximumASP

As you may know, Application Request Routing (ARR) has a host name affinity feature that is designed specifically for hosters to use to maximize the available resources across their environment. More info on host name affinity and hosting can be found...

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