I attended TechReady15 and took part in a session from Mark Russinovich, the creator of Process Monitor and many if not all of the System Internals tools. He mentioned that there is no problem which Process Monitor cannot be used to help resolve. I put...

Web Deploy is a very powerful tool with lots of features, one of which is the ability to synchronize file between a source and 1-n destination servers. So, from web farm perspective, you can apply all of your code modifications to a single server and...

Setting up Application Initialization is pretty straight forward. Instructions can be found here . After setting it up the Application Initialization module with these parameters: autoStart = True startMode = AlwaysRunning when IIS was...

After creating my Windows Phone application I wanted to test out how difficult or easy it would be to port that to a Windows 8 Store App. After some effort, I was able to get the Windows 8 Store App developed, tested, published, downloaded and installed...

Some time ago I wrote an article that provided information about how to implement customer error pages into IIS. That article was focused only on providing a custom error page in a single language. This article will cover instructions on how to configure...

503’s are challenging HTTP status codes to resolve. Sometimes they happen what appears to be random and other times they are shutting down your entire website. When you see a 503 in your HTTP Error log or IIS Logs randomly I like to recommend...

I see a lot of articles and posts about being able to bind different websites on the same server to port 443. This article is my take on the subject. It is possible to bind multiple websites hosted on the same server to port 443, but you can’t...

Before joining Microsoft, I worked for many years in a large corporation supporting IIS. When there was a disruption of service management always wanted, and needed to know what happened. It is a standard practice that management wants to understand so...

If you haven't already visited the troubleshooters section of the IIS.NET website, take a look at it here . You will find a number of good troubleshooting guides. I contributed an article that discusses using LogParser to troubleshoot performance or...

There are many reasons that threads can be blocked causing an application to hang. This is an example of one of those situations. I loaded a memory dump into WinDbg and loaded the PSSCOR2 extension. When I executed !syncblk, I received the following result...

I know of 3 different Microsoft web server versions that can be used to host and test your web applications. They are: Internet Information Services (IIS) Cassini Web Server IIS Express IIS is the full version with many features and...

It is common to install or uninstall Web Server features. You need these features to execute ASP.NET pages, perform logging, authenticate user requests, etc…. Figure 1 shows a sub-set list of features which you may choose to install. Figure...

If you want to find out why a W3WP worker process is consuming so much CPU, you can use ProcDump . You might also use LogParser to look at the time-taken field, but to get to the root cause you will need to get deep into the source. Before you can get...

If you ever receive "the event log file is corrupted" on Windows 2008 R2, try the following list of actions to fix it. Following these steps result in the recreation of the event logs. 1. Open a command as an Administrator and enter "NET STOP EVENTLOG...

The Professional Microsoft IIS 8 book is now available, check it out. I had the opportunity to contribute a few chapters to it. What an awesome experience! There are lots of examples, experiences, discussions and reviews of the new features found in IIS...

Performance problems are generally difficult to find the root cause of and fix. There are so many ‘touch points’ that where to start looking much less finding the root cause while the issue is happening, can be a challenge. I found these...

If you have ever used a tool that allows you to view the request and response headers, you certainly know that there is some information being pased back and forth between the client and the server that is not simply visible. An example of possible...

I was surprised at how easy it was to create and deploy a Windows Phone app. If you are a developer then you will have no problems creating an application. After I installed the Windows Phone 7.1 SDK alongside my Visual Studio 2010 installation, I created...

I really like to use ProcDump for troubleshooting crashes, memory/cpu utilization issues and hangs. I have written a number of other blogs that discuss how to use it here , here and here . The tool is small and unobtrusive, yet very powerful. The new...

I was working on setting up an ARR solution the other day and I ran into this error, and shown in Figure 1. The request cannot be routed because it has reached the Max-Forwards limit. The server may be self-referencing itself in request routing topology...

I was setting up a web farm with Web Farm Framework (WFF) and Application Request Router (ARR) and received the error shown in Figure 1. Figure 1, HTTP Error 502.3 - Bad Gateway I checked the Monitoring and Management window to see if the Health...

If you have ever performed website optimization then it is likely you have read this article here . This article discusses the impact of having the debug set to true in your production application. In another one of my blogs on C#, I made the comment...

Not all IIS logging properties are selected by default. Some of them, which are not selected by default can provide some valuable information when troubleshooting performance or availability issues. To modify the properties which IIS 7 logs, first...

There are many reasons why an IIS worker process can hang. For example, a long running SQL query, searching through a Dictionary object, a non-optimal Regex command, hitting the limits of the process model configuration, etc… can all cause performance...

I have written articles about how to capture a W3WP memory dump on Windows 2003 and Windows 2008 . Once you have the memory dump, you need to analyze it to find out what is causing the problem. One command I use while analyzing a memory dump is !DumpThreadConfig...