A New Approach to HttpRuntime.Cache Management

(David Penton) ASP.NET has a wonderful built-in framework for managing Cached items within a website in the namespace System.Web.Caching. It is accessible from HttpRuntime.Cache (among other ways, such as from System.Web.UI.Page.Cache). You have great flexibility with the data you may wish to cache. With this flexibility there is an extremely important piece missing from HttpRuntime.Cache - and that is thread safety. Not from inside of the Cache, but from the external code that accesses it. Websites under high load could cause a cache item to be populated multiple times. Too much thread eats too much cpu!!!

Read More >>