After installing DPS the IIS Admin Service fails to start Or when attempting to run Performance or Coverage Analysis on a web application the IIS server fails to respond after starting the instrumented code
To resolve this issue, First, insure that you have the latest Service Pack installed. Service Packs are available on the fixes and download section in http://frontline.compuware.com/products/nsh/27864.aspx.
Next, try increasing the time-out value for service startup process. When you increase this value, the IIS Admin Service has more time to load when the computer starts. To increase the service startup time, create the following registry entry:
Subkey: HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control Name: ServicesPipeTimeout Type: REG_DWORD Data: The number of milliseconds that you want to give the services to start in
Typically, a data value of 180000 (3 minutes) should be sufficient to keep the IIS Admin service from timing out. However, you can reduce or increase this value according to your specific startup requirements. A larger data value does not decrease your computer's performance. To create this registry entry, follow these steps:
This information came from Microsoft KB824344 topic: http://support.microsoft.com/kb/824344/.