Out of memory

[anil.d]

Hi All

I am doing performance testing using jmeter on ofbiz. I ran test for 2000 user in one minutes. its giving me below errors.  my system configration 8gb RAM 32bit centOS



Attempted reconnect 3 times. Giving up.
com.mysql.jdbc.Connection.createNewIO(Connection.java:2781)
com.mysql.jdbc.Connection.<init>(Connection.java:1485)
com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:266)
org.apache.commons.dbcp.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:38)
org.apache.commons.dbcp.managed.LocalXAConnectionFactory.createConnection(LocalXAConnectionFactory.java:62)
org.apache.commons.dbcp.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:582)
org.apache.commons.pool.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:840)
org.apache.commons.dbcp.managed.ManagedConnection.updateTransactionStatus(ManagedConnection.java:117)
org.apache.commons.dbcp.managed.ManagedConnection.<init>(ManagedConnection.java:55)
org.apache.commons.dbcp.managed.ManagedDataSource.getConnection(ManagedDataSource.java:77)
org.ofbiz.entity.connection.DBCPConnectionFactory.getConnection(DBCPConnectionFactory.java:53)
org.ofbiz.entity.jdbc.ConnectionFactory.getManagedConnection(ConnectionFactory.java:128)
org.ofbiz.geronimo.GeronimoTransactionFactory.getConnection(GeronimoTransactionFactory.java:85)
org.ofbiz.entity.transaction.TransactionFactory.getConnection(TransactionFactory.java:95)
org.ofbiz.entity.jdbc.ConnectionFactory.getConnection(ConnectionFactory.java:73)
org.ofbiz.entity.jdbc.SQLProcessor.getConnection(SQLProcessor.java:259)
org.ofbiz.entity.jdbc.SQLProcessor.prepareStatement(SQLProcessor.java:365)
org.ofbiz.entity.datasource.GenericDAO.selectListIteratorByCondition(GenericDAO.java:726)
org.ofbiz.entity.datasource.GenericHelperDAO.findListIteratorByCondition(GenericHelperDAO.java:140)
org.ofbiz.entity.GenericDelegator.find(GenericDelegator.java:2354)
org.ofbiz.entity.GenericDelegator.findList(GenericDelegator.java:2395)
sun.reflect.GeneratedMethodAccessor85.invoke(Unknown Source)
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
java.lang.reflect.Method.invoke(Method.java:597)
org.codehaus.groovy.reflection.CachedMethod.invoke(CachedMethod.java:86)
groovy.lang.MetaMethod.doMethodInvoke(MetaMethod.java:230)
groovy.lang.MetaClassImpl.invokeMethod(MetaClassImpl.java:912)
groovy.lang.MetaClassImpl.invokeMethod(MetaClassImpl.java:756)
org.codehaus.groovy.runtime.InvokerHelper.invokePojoMethod(InvokerHelper.java:766)
org.codehaus.groovy.runtime.InvokerHelper.invokeMethod(InvokerHelper.java:754)
org.codehaus.groovy.runtime.ScriptBytecodeAdapter.invokeMethodN(ScriptBytecodeAdapter.java:170)
userBanner.run(userBanner.groovy:32)
org.ofbiz.base.util.GroovyUtil.runScriptAtLocation(GroovyUtil.java:117)
org.ofbiz.widget.screen.ModelScreenAction$Script.runAction(ModelScreenAction.java:408)
org.ofbiz.widget.screen.ModelScreenAction.runSubActions(ModelScreenAction.java:118)
org.ofbiz.widget.screen.ModelScreenWidget$Section.renderWidgetString(ModelScreenWidget.java:220)
org.ofbiz.widget.screen.ModelScreen.renderScreenString(ModelScreen.java:393)
org.ofbiz.widget.screen.ScreenRenderer.render(ScreenRenderer.java:132)
org.ofbiz.widget.screen.ScreenRenderer.render(ScreenRenderer.java:92)
org.ofbiz.widget.screen.ScreenWidgetViewHandler.render(ScreenWidgetViewHandler.java:98)
org.ofbiz.webapp.control.RequestHandler.renderView(RequestHandler.java:789)
org.ofbiz.webapp.control.RequestHandler.doRequest(RequestHandler.java:533)
org.ofbiz.webapp.control.ControlServlet.doGet(ControlServlet.java:202)
javax.servlet.http.HttpServlet.service(HttpServlet.java:690)
javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
org.ofbiz.webapp.control.ContextFilter.doFilter(ContextFilter.java:259)
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:568)
org.ofbiz.catalina.container.CrossSubdomainSessionValve.invoke(CrossSubdomainSessionValve.java:62)
org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:286)
org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844)
org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583)
org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447)
java.lang.Thread.run(Thread.java:662)
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Regards
Anil Kumar

[rrhati2010]

Hi Anil,
What is the config of your machine where you r running ur JMeter. I am not able give load of 100 users from my machine as it's goes out of memory.