The OutputCacheAttribute has limitations by the way and there is a custom attribute named DonutOutputCache developed by Paul Hiles helps to overcome the limitations. One of the important feature it supports is you can have an action filter that can be called all the times even the action is marked with cache attribute or not. … Read more
There are many ways to make these caching expire, like page outputcache by Page.Response.Cache.SetCacheability(HttpCacheability.NoCache) Time-based dependency simply expires the item at a defined point in time. Response.Cache.SetExpires(DateTime.Now.AddSeconds(360)); Response.Cache.SetCacheability(HttpCacheability.Private) Response.Cache.SetSlidingExpiration(true); Now when it comes to monitoring cache, unless there is an API on the cache to tell you, then there is no direct way. You could … Read more
I’ve found the answer I was looking for: HttpResponse.RemoveOutputCacheItem(“/caching/CacheForever.aspx”);