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From Louis Leung <louis.le...@sun.com>
Subject Re: exceptions during load testing
Date Thu, 19 Jun 2003 21:45:29 GMT
Oh, forgot to post the actual question.  Did anyone experienced this before when they are doing
load testing
with their application ?
Louis Leung wrote:

> Hi all,
>
> I did some load testing with my struts application (with tomcat) with
> around 40 simulated concurrent users.  The following exception occurs in
> the tomcat log for the app.  When there is only one or a few users, this
> exception doesn't pop up.
>
> 2003-06-19 14:34:38 StandardWrapperValve[action]: Servlet.service() for
> servlet action threw exception
> javax.servlet.ServletException: BeanUtils.populate
>  at org.apache.struts.util.RequestUtils.populate(RequestUtils.java:1190)
>
>  at
> org.apache.struts.action.RequestProcessor.processPopulate(RequestProcessor.java:821)
>
>  at
> org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:254)
>
>  at
> org.apache.struts.action.ActionServlet.process(ActionServlet.java:1480)
>  at
> org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:524)
>  at javax.servlet.http.HttpServlet.service(HttpServlet.java:760)
>  at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
>  at
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:247)
>
>  at
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:193)
>
>  at
> com.sun.ace.runtime.client.jspbean.AceGenericFilter.doFilter(AceGenericFilter.java:49)
>
>  at
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:213)
>
>  at
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:193)
>
>  at
> org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:256)
>
>  at
> org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643)
>
>  at
> org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
>
>  at
> org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
>  at
> org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
>
>  at
> org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643)
>
>  at
> org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
>
>  at
> org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
>  at
> org.apache.catalina.core.StandardContext.invoke(StandardContext.java:2415)
>
>  at
> org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:180)
>
>  at
> org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643)
>
>  at
> org.apache.catalina.valves.ErrorDispatcherValve.invoke(ErrorDispatcherValve.java:171)
>
>  at
> org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:641)
>
>  at
> org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:172)
>
>  at
> org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:641)
>
>  at
> org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
>
>  at
> org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
>  at
> org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:174)
>
>  at
> org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643)
>
>  at
> org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
>
>  at
> org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
>  at
> org.apache.coyote.tomcat4.CoyoteAdapter.service(CoyoteAdapter.java:223)
>  at
> org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:594)
>
>  at
> org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnection(Http11Protocol.java:392)
>
>  at
> org.apache.tomcat.util.net.TcpWorkerThread.runIt(PoolTcpEndpoint.java:565)
>
>  at
> org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:619)
>
>  at java.lang.Thread.run(Thread.java:536)
> ----- Root Cause -----
> java.lang.IllegalArgumentException: No bean specified
>  at
> org.apache.commons.beanutils.PropertyUtils.getPropertyDescriptor(PropertyUtils.java:837)
>
>  at
> org.apache.commons.beanutils.BeanUtils.setProperty(BeanUtils.java:934)
>  at org.apache.commons.beanutils.BeanUtils.populate(BeanUtils.java:808)
>  at org.apache.struts.util.RequestUtils.populate(RequestUtils.java:1188)
>
>  at
> org.apache.struts.action.RequestProcessor.processPopulate(RequestProcessor.java:821)
>
>  at
> org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:254)
>
>  at
> org.apache.struts.action.ActionServlet.process(ActionServlet.java:1480)
>  at
> org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:524)
>  at javax.servlet.http.HttpServlet.service(HttpServlet.java:760)
>  at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
>  at
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:247)
>
>  at
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:193)
>
>  at
> com.sun.ace.runtime.client.jspbean.AceGenericFilter.doFilter(AceGenericFilter.java:49)
>
>  at
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:213)
>
>  at
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:193)
>
>  at
> org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:256)
>
>  at
> org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643)
>
>  at
> org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
>
>  at
> org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
>  at
> org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
>
>  at
> org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643)
>
>  at
> org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
>
>  at
> org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
>  at
> org.apache.catalina.core.StandardContext.invoke(StandardContext.java:2415)
>
>  at
> org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:180)
>
>  at
> org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643)
>
>  at
> org.apache.catalina.valves.ErrorDispatcherValve.invoke(ErrorDispatcherValve.java:171)
>
>  at
> org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:641)
>
>  at
> org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:172)
>
>  at
> org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:641)
>
>  at
> org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
>
>  at
> org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
>  at
> org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:174)
>
>  at
> org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643)
>
>  at
> org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
>
>  at
> org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
>  at
> org.apache.coyote.tomcat4.CoyoteAdapter.service(CoyoteAdapter.java:223)
>  at
> org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:594)
>
>  at
> org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnection(Http11Protocol.java:392)
>
>  at
> org.apache.tomcat.util.net.TcpWorkerThread.runIt(PoolTcpEndpoint.java:565)
>
>  at
> org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:619)
>
>  at java.lang.Thread.run(Thread.java:536)
>
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