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Asked by ckercher in ColdFusion Application Server, Cold Fusion Markup Language, Sun Java System Web Server
Hello,
We are using Coldfusion MX 7 on a Windows 2003 server SP2, 3Gigs RAM, 4 CPUs (2 dual core), SUN JVM 1.4.2_11, Min & Max JVM Heap sizes = 512, simultaneous request limit = 24. I created a CFC which does a cfhttp call to a remote SaaS application. Included on almost every page of our website is an iframe that calls the CFC. When I invoke the CFC with cfinvoke and I do not call it as a service it works fine under normal load. I created a web service using this cfc, when I invoke the cfc as a web service the CF process hangs and has to be restarted.
I then downloaded Microsoft's Virtual PC 2007 and in a virtual machjine downloaded MicroSoft's Web Aplpication Stress 1.1. After some testing with numerous simultaneous users settings I found a point at the CF server will hang up and have to be restarted when using the web service. When I change the .cfm to not use a web service but simply call the cfc the CF server does not hang and response from the website is acceptable.
Any suggestions on how to figure out why the web service hangs the server while the same number of calls to the cfc without using a web service is ok? It looks like a JVM issue but am not 100% sure at this point.
Any help is greatly appreciated.
Joe
20090824-EE-VQP-74 / EE_QW_2_20070628