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Forum locked This topic is locked, you cannot edit posts or make further replies.  [ 2 posts ] 
Author Message
 Post subject: Problems with Hibernate, DBCP and Posgresql
PostPosted: Fri Sep 24, 2004 12:38 am 
Newbie

Joined: Fri Sep 24, 2004 12:27 am
Posts: 1
Location: RS - Brazil
Hi,

My web application returns the next error when i am running one report and this one returns more than 60 lines.

Quote:
2004-09-24 01:21:29,812 ERROR hibernate.util.JDBCExceptionReporter -> Backend start-up failed: FATAL 1: Sorry, too many clients already

2004-09-24 01:21:29,906 ERROR hibernate.util.JDBCExceptionReporter -> Cannot open connection
Backend start-up failed: FATAL 1: Sorry, too many clients already

at org.postgresql.jdbc1.AbstractJdbc1Connection.openConnection(AbstractJdbc1Connection.java:306)
at org.postgresql.Driver.connect(Driver.java:122)
at java.sql.DriverManager.getConnection(DriverManager.java:512)
at java.sql.DriverManager.getConnection(DriverManager.java:140)
at org.apache.commons.dbcp.DriverManagerConnectionFactory.createConnection(DriverManagerConnectionFactory.java:51)
at org.apache.commons.dbcp.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:290)
at org.apache.commons.pool.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:771)
at org.apache.commons.dbcp.PoolingDataSource.getConnection(PoolingDataSource.java:95)
at net.sf.hibernate.connection.DBCPConnectionProvider.getConnection(DBCPConnectionProvider.java:41)
at net.sf.hibernate.impl.BatcherImpl.openConnection(BatcherImpl.java:286)
at net.sf.hibernate.impl.SessionImpl.connect(SessionImpl.java:3326)
at net.sf.hibernate.impl.SessionImpl.connection(SessionImpl.java:3286)
at net.sf.hibernate.impl.BatcherImpl.prepareQueryStatement(BatcherImpl.java:65)
at net.sf.hibernate.loader.Loader.prepareQueryStatement(Loader.java:779)
at net.sf.hibernate.loader.Loader.doQuery(Loader.java:265)
at net.sf.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:133)
at net.sf.hibernate.loader.Loader.doList(Loader.java:1033)
at net.sf.hibernate.loader.Loader.list(Loader.java:1024)
at net.sf.hibernate.hql.QueryTranslator.list(QueryTranslator.java:854)
at net.sf.hibernate.impl.SessionImpl.find(SessionImpl.java:1544)
at net.sf.hibernate.impl.SessionImpl.find(SessionImpl.java:1521)
at net.sf.hibernate.impl.SessionImpl.find(SessionImpl.java:1513)
at br.com.palmcard.dao.hibernate.HibernateDAO.getList(HibernateDAO.java:48)
at br.com.palmcard.dao.entity.TransacaoHibernateDAO.findSum(TransacaoHibernateDAO.java:25)
at br.com.palmcard.transaction.TransacaoTransaction.sumTransacao(TransacaoTransaction.java:40)
at br.com.palmcard.vo.UsuarioEntidade.setVlSumTransacoes(UsuarioEntidade.java:270)
at br.com.palmcard.vo.UsuarioEntidade$$FastClassByCGLIB$$59f7bf36.invoke(<generated>)
at net.sf.cglib.proxy.MethodProxy.invoke(MethodProxy.java:149)
at net.sf.hibernate.proxy.CGLIBLazyInitializer.intercept(CGLIBLazyInitializer.java:108)
at br.com.palmcard.vo.UsuarioEntidade$$EnhancerByCGLIB$$64468296.setVlSumTransacoes(<generated>)
at br.com.palmcard.reports.SinteticoUsuarioEntidade.getUsuarioEntidade(SinteticoUsuarioEntidade.java:69)
at br.com.palmcard.reports.SinteticoUsuarioEntidade.generateReportDetails(SinteticoUsuarioEntidade.java:55)
at br.com.palmcard.reports.SinteticoUsuarioEntidade.getDetails(SinteticoUsuarioEntidade.java:38)
at br.com.palmcard.action.ExtratoUsuariosAction.extratoSintetico(ExtratoUsuariosAction.java:45)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:324)
at com.opensymphony.xwork.DefaultActionInvocation.invokeAction(DefaultActionInvocation.java:303)
at com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:170)
at com.opensymphony.xwork.interceptor.AroundInterceptor.intercept(AroundInterceptor.java:35)
at com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:165)
at com.opensymphony.xwork.interceptor.AroundInterceptor.intercept(AroundInterceptor.java:35)
at com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:165)
at com.opensymphony.xwork.interceptor.AroundInterceptor.intercept(AroundInterceptor.java:35)
at com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:165)
at br.com.palmcard.interceptor.SessionInterceptor.intercept(SessionInterceptor.java:51)
at com.opensymphony.xwork.DefaultActionInvocation.invoke(DefaultActionInvocation.java:165)
at com.opensymphony.xwork.DefaultActionProxy.execute(DefaultActionProxy.java:115)
at com.opensymphony.webwork.dispatcher.ServletDispatcher.serviceAction(ServletDispatcher.java:273)
at com.opensymphony.webwork.dispatcher.ServletDispatcher.service(ServletDispatcher.java:243)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:810)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:237)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:157)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:214)
at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104)
at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520)
at org.apache.catalina.core.StandardContextValve.invokeInternal(StandardContextValve.java:198)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:152)
at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104)
at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:137)
at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:117)
at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:102)
at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104)
at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520)
at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:929)
at org.apache.coyote.tomcat5.CoyoteAdapter.service(CoyoteAdapter.java:160)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:793)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnection(Http11Protocol.java:702)
at org.apache.tomcat.util.net.TcpWorkerThread.runIt(PoolTcpEndpoint.java:571)
at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:644)
at java.lang.Thread.run(Thread.java:534)


I'am using HB 2.1.6, dbpc 1.2.1 and PosgreSQL 7.4.
Some idea?

Regards,

Fabio Patricio


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 Post subject:
PostPosted: Fri Sep 24, 2004 2:42 am 
Hibernate Team
Hibernate Team

Joined: Thu Dec 18, 2003 9:55 am
Posts: 1977
Location: France
forget dbcp for the moment, try c3p0 or proxool

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