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 open IIS Manager, then select the top level server as show in Figure 1. Figure 1, display […]
Read More →When you are troubleshooting IIS issues there are tools like Failed Request Tracing, IIS logs, etc. which will let you see what is going on. But what do you do when IIS itself is not working? A common cause is that the applicationHost.config file is corrupted. Perhaps there was a manual modification made to it […]
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With the release of Windows 8 Server comes a new version of PowerShell. You can check which version of PowerShell you are using by executing the command show in Figure 1. Figure 1, Which version of PowerShell am I using To get a list of application pools existing on the web server enter the following […]
Read More →One of the first questions I ask when troubleshooting an IIS case is “What HTTP Status code are you receiving?” I ask this question because it sets the direction for further analysis. In this example I want to discuss the 404 status code and how you might need to make some changes or do some […]
Read More →Rendering custom error pages can be helpful when, for example, the custom error page provides some information on how to resolve the error. Perhaps if a client attempts to access a file which does not exist on the web site, meaning they receive a 404 HTTP status code, you can render a page which has […]
Read More →I was setting up an Application Request Routing server and received the error shown in Figure 1 when I attempted to access the ARR URL. Figure 1, HTTP Error 502.4 – Bad Gateway The cause was due to the Health Status of the servers being set to “Unhealthy” as shown in Figure 2. They were […]
Read More →On a web server with multiple application pools, there most likely will be multiple W3WP processes. Therefore, the first action to take when creating a memory dump of a W3WP worker process is to find which W3WP process you need to get the dump of. To do this, open IIS 7 and select the web […]
Read More →I am very excited about the Web Farm Framework (WFF). Having administered many web farms in my past, this technology resolves a lot of the activities which where a burden. This blog will show a standard architectural configuration of a WFF environment. Figure 1 shows the controller server, the primary server and the multiple secondary […]
Read More →There is a new troubleshooting capability available in IIS 7, it is called Failed Request Tracing Rules. It provides a lot of very useful information which can help pinpoint the cause of performance problem or error. At the moment it is not installed by default and you may see the setting as shown in Figure […]
Read More →All IIS logging properties are not selected by default. Some of them, which are not selected by default can add some valuable information when troubleshooting performance or availability issues. To modify the properties which IIS 6 logs, first select the web site which you want to log and select properties as show in Figure 1. […]
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