WCF host process hung: From winDBG perspective

One of my customers complaints of an unstable WCF service on his production environment. I heard them saying: “The service is frozen”, “Getting unknown error from the client side UI”, “The service is unresponsive”. The real challenge of debugging a production issues is to reproduce it in some other kind of environment. And this is…

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Processor spikes in the web server; find the rogue process/thread

In one of my engagements, I was doing the load test of a WCF application.  I was using unit test for each of the scenario and mixed them together, to create the required workloads. In my case there were six scenarios. However, the interesting observation was that the load test results showed the system couldn’t…

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