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From the perspective of a WCF developer, the interaction between WCF and ASP.NET can be a black box. But to understand the performance of a system, it is necessary to know how all the components interact. This post covers how threads work when a request is sent to a WCF service hosted in IIS. This...

Our team just got back from a fun trip to Portland, OR to attend the Portland Code Camp . Glenn Block did a great job of putting this together and it was an exciting opportunity to meet developers outside of the Microsoft bubble. A fairly large group of us from the AppFabric/WCF/WF team were able to...

The "Server too busy" error is a common one that causes a lot of confusion when related to WCF. It is possible for WCF to respond with a server too busy fault when a quota is exceeded in the security layer. However you wouldn't get this when you hit a WCF throttle limit. Server too busy typically comes...

In .Net 3.5, WF services were introduced making it easier to host workflows as services. With the send and receive activities, a workflow can be used instead of coding a service by hand. The common way to expose workflows as services is to place the .svc/.xoml or .xamlx files and supporting libraries...