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Connection TimeOut while getting assigned tasks

created by Prashanth Karnam in jBPM - View the full discussion

Hi All,

 

   We are using the BlockingSummaryTaskHandler to get assigned tasks and we are getting the following timeout errors while fetching results.This is very critical , can anyone please help on this

 

 

 

48322772 26/01 08:27:43,710[http-8082-7] INFO emirates.sds.wf.exit  - Exit [CTaskClient] CTaskClient method

Hibernate: select task0_.id as col_0_0_, task0_.processInstanceId as col_1_0_, names5_.text as col_2_0_, subjects3_.text as col_3_0_, descriptio4_.text as col_4_0_, task0_.status as col_5_0_, task0_.priority as col_6_0_, task0_.skipable as col_7_0_, task0_.actualOwner_id as col_8_0_, task0_.createdBy_id as col_9_0_, task0_.createdOn as col_10_0_, task0_.activationTime as col_11_0_, task0_.expirationTime as col_12_0_, task0_.processId as col_13_0_, task0_.processSessionId as col_14_0_ from Task task0_ left outer join OrganizationalEntity user1_ on task0_.createdBy_id=user1_.id left outer join OrganizationalEntity user2_ on task0_.actualOwner_id=user2_.id left outer join I18NText subjects3_ on task0_.id=subjects3_.Task_Subjects_Id left outer join I18NText descriptio4_ on task0_.id=descriptio4_.Task_Descriptions_Id left outer join I18NText names5_ on task0_.id=names5_.Task_Names_Id, OrganizationalEntity organizati6_ where organizati6_.id=? and (organizati6_.id in (select potentialo9_.entity_id from PeopleAssignments_PotOwners potentialo9_ where task0_.id=potentialo9_.task_id)) and (names5_.language=? or (select count(names10_.Task_Names_Id) from I18NText names10_ where task0_.id=names10_.Task_Names_Id)=0) and (subjects3_.language=? or (select count(subjects11_.Task_Subjects_Id) from I18NText subjects11_ where task0_.id=subjects11_.Task_Subjects_Id)=0) and (descriptio4_.language=? or (select count(descriptio12_.Task_Descriptions_Id) from I18NText descriptio12_ where task0_.id=descriptio12_.Task_Descriptions_Id)=0) and (task0_.expirationTime is null)

48332776 26/01 08:27:53,714[http-8082-7] ERROR emirates.sds.wf.error  - [CWorkflowDesignerMBean]  method : getAssignedTasks:Timeout : unable to retrieve results trace : java.lang.RuntimeException: Timeout : unable to retrieve results

  1. java.lang.RuntimeException: Timeout : unable to retrieve results

            at org.jbpm.task.service.responsehandlers.BlockingTaskSummaryResponseHandler.getResults(BlockingTaskSummaryResponseHandler.java:41)

            at com.emirates.sds.workflow.mbean.CWorkflowDesignerMBean.getAssignedTasks(CWorkflowDesignerMBean.java:1592)

            at com.emirates.sds.workflow.mbean.CWorkflowDesignerMBean.getTasks(CWorkflowDesignerMBean.java:2921)

            at sun.reflect.GeneratedMethodAccessor112.invoke(Unknown Source)

            at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)

            at java.lang.reflect.Method.invoke(Method.java:597)

            at javax.el.BeanELResolver.getValue(BeanELResolver.java:62)

            at javax.el.CompositeELResolver.getValue(CompositeELResolver.java:54)

            at com.sun.faces.el.FacesCompositeELResolver.getValue(FacesCompositeELResolver.java:71)

            at org.apache.el.parser.AstValue.getValue(AstValue.java:118)

            at org.apache.el.ValueExpressionImpl.getValue(ValueExpressionImpl.java:186)

            at com.sun.facelets.el.TagValueExpression.getValue(TagValueExpression.java:71)

            at javax.faces.component.ComponentStateHelper.eval(ComponentStateHelper.java:190)

            at javax.faces.component.ComponentStateHelper.eval(ComponentStateHelper.java:178)

            at javax.faces.component.UIData.getValue(UIData.java:554)

            at org.ajax4jsf.component.UIDataAdaptorBase.getValue(UIDataAdaptorBase.java:1647)

            at org.ajax4jsf.component.SequenceDataAdaptor.getDataModel(SequenceDataAdaptor.java:65)

            at org.richfaces.component.UIExtendedDataTable.resetDataModel(UIExtendedDataTable.java:390)

            at org.ajax4jsf.component.UIDataAdaptorBase.beforeRenderResponse(UIDataAdaptorBase.java:1656)

            at org.richfaces.component.UIExtendedDataTable.beforeRenderResponse(UIExtendedDataTable.java:417)

            at org.ajax4jsf.component.RenderPhaseUIDataAdaptorVisitor.beforeComponent(RenderPhaseUIDataAdaptorVisitor.java:44)

            at org.richfaces.event.RenderPhaseComponentListener.processComponents(RenderPhaseComponentListener.java:47)

            at org.richfaces.event.RenderPhaseComponentListener.processComponents(RenderPhaseComponentListener.java:55)

            at org.richfaces.event.RenderPhaseComponentListener.processComponents(RenderPhaseComponentListener.java:55)

            at org.richfaces.event.RenderPhaseComponentListener.processComponents(RenderPhaseComponentListener.java:55)

            at org.richfaces.event.RenderPhaseComponentListener.beforePhase(RenderPhaseComponentListener.java:71)

            at org.ajax4jsf.component.AjaxViewRoot.processPhaseListeners(AjaxViewRoot.java:188)

            at org.ajax4jsf.component.AjaxViewRoot.encodeBegin(AjaxViewRoot.java:510)

            at javax.faces.component.UIComponent.encodeAll(UIComponent.java:1641)

            at com.sun.facelets.FaceletViewHandler.renderView(FaceletViewHandler.java:592)

            at org.ajax4jsf.application.ViewHandlerWrapper.renderView(ViewHandlerWrapper.java:100)

            at org.ajax4jsf.application.AjaxViewHandler.renderView(AjaxViewHandler.java:176)

            at com.sun.faces.lifecycle.RenderResponsePhase.execute(RenderResponsePhase.java:117)

            at com.sun.faces.lifecycle.Phase.doPhase(Phase.java:97)

            at com.sun.faces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:135)

            at javax.faces.webapp.FacesServlet.service(FacesServlet.java:309)

            at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)

            at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)

            at org.ajax4jsf.webapp.BaseXMLFilter.doXmlFilter(BaseXMLFilter.java:206)

            at org.ajax4jsf.webapp.BaseFilter.handleRequest(BaseFilter.java:290)

            at org.ajax4jsf.webapp.BaseFilter.processUploadsAndHandleRequest(BaseFilter.java:388)

            at org.ajax4jsf.webapp.BaseFilter.doFilter(BaseFilter.java:515)

            at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)

            at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)

            at org.apache.myfaces.webapp.filter.ExtensionsFilter.doFilter(ExtensionsFilter.java:349)

            at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)

            at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)

            at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)

            at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)

            at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)

            at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)

            at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)

            at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:293)

            at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:849)

            at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583)

            at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:454)

            at java.lang.Thread.run(Thread.java:662)

 


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