Microsoft® IIS 6.0 Administrator's Pocket Consultant

Working with Application Pools

Application pools set boundaries for applications and define the configuration settings that applications they contain use. Every application pool has a set of one or more worker processes assigned to it. These worker processes define the memory space that applications use. By assigning an application to a particular application pool, you’re specifying that the application:

• Can run in the same context as other applications in the application pool. All applications in a particular application pool use the same worker process or processes, and these worker processes define the isolation boundaries. These applications must use the same version of ASP.NET. If applications in the same application pool use different versions ...