Unfortunately my researches were failed: there are no working solutions in google and no more detailed information about this error. We can use another database, like postgresql, as a last resort.
2013/6/28 Alexei Fedotov <[email protected]> > Artyom, would you please report? Please? > -- > With best regards / с наилучшими пожеланиями, > Alexei Fedotov / Алексей Федотов, > http://dataved.ru/ > +7 916 562 8095 > > [1] Start using Apache Openmeetings today, http://openmeetings.apache.org/ > [2] Join Alexei Fedotov @linkedin, http://ru.linkedin.com/in/dataved/ > [3] Join Alexei Fedotov @facebook, http://www.facebook.com/openmeetings > > > On Fri, Jun 28, 2013 at 7:17 AM, Maxim Solodovnik <[email protected]> > wrote: > > I believe this issue need to be reported to OpenJPA community with all > > detail available since it requires lots of time to reproduce and seems to > > affect nothing .... > > > > > > On Fri, Jun 28, 2013 at 6:13 AM, [email protected] < > > [email protected]> wrote: > > > >> Hi Alexei, > >> > >> as Maxim confirmed: This parameter is already set. > >> > >> The issue you described: > >> 52 524 877 milliseconds ago. is longer than the server configured > >> value of 'wait_timeout'. You should consider either expiring and/or > >> testing connection validity before use in your application, increasing > >> the server configured values for client timeouts, or using the > >> Connector/J connection property 'autoReconnect=true' to avoid this > >> problem. > >> > >> is basically an issue that exists since the beginning of OpenMeetings, > from > >> my experience this is an environmental issue. > >> > >> There are a couple of questions: > >> What version of MySQL are you using ? > >> What version of the JConnector Jar/Driver are you using ? > >> What is the wait_timeout value in your MySQL config ? > >> > >> Thanks, > >> Sebastian > >> > >> > >> > >> > >> 2013/6/27 Maxim Solodovnik <[email protected]> > >> > >> > It is already set :) > >> > This should be investigated with OPENJPA community :) > >> > > >> > PS from the phone, sorry for typos :) > >> > > >> > WBR solomax > >> > On Jun 27, 2013 2:45 PM, "Alexei Fedotov" <[email protected]> > >> > wrote: > >> > > >> > > After some thinking I believe only autoReconnect=true will help us > >> > > having DB updated. > >> > > -- > >> > > With best regards / с наилучшими пожеланиями, > >> > > Alexei Fedotov / Алексей Федотов, > >> > > http://dataved.ru/ > >> > > +7 916 562 8095 > >> > > > >> > > [1] Start using Apache Openmeetings today, > >> > http://openmeetings.apache.org/ > >> > > [2] Join Alexei Fedotov @linkedin, > http://ru.linkedin.com/in/dataved/ > >> > > [3] Join Alexei Fedotov @facebook, > >> http://www.facebook.com/openmeetings > >> > > > >> > > > >> > > On Thu, Jun 27, 2013 at 11:35 AM, Alexei Fedotov > >> > > <[email protected]> wrote: > >> > > > The solution should work at least for the case when DB and > >> > > > Openmeetings are on the same server. > >> > > > -- > >> > > > With best regards / с наилучшими пожеланиями, > >> > > > Alexei Fedotov / Алексей Федотов, > >> > > > http://dataved.ru/ > >> > > > +7 916 562 8095 > >> > > > > >> > > > [1] Start using Apache Openmeetings today, > >> > > http://openmeetings.apache.org/ > >> > > > [2] Join Alexei Fedotov @linkedin, > >> http://ru.linkedin.com/in/dataved/ > >> > > > [3] Join Alexei Fedotov @facebook, > >> > http://www.facebook.com/openmeetings > >> > > > > >> > > > > >> > > > On Thu, Jun 27, 2013 at 11:26 AM, Alexei Fedotov > >> > > > <[email protected]> wrote: > >> > > >> Hello folks, > >> > > >> > >> > > >> I investigate a log and found out that we constantly fail to > commit > >> > > >> objects to the database due to connection breaks (both 2.1.1 and > 3.0 > >> > > >> are affected). There are several options to resolve this in the > >> error > >> > > >> message below. What is a preferable one? > >> > > >> > >> > > >> Here is a sample exception: > >> > > >> > >> > > >> FailedObject: select c from Sessiondata as c where c.session_id > LIKE > >> > > >> :session_id [java.lang.String] > >> > > >> at > >> > > > >> > > >> > org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:326) > >> > > >> ~[org.springframework.orm-jar-3.1.1.RELEASE.jar:3.1.1.RELEASE] > >> > > >> at > >> > > > >> > > >> > org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:120) > >> > > >> ~[org.springframework.orm-jar-3.1.1.RELEASE.jar:3.1.1.RELEASE] > >> > > >> at > >> > > > >> > > >> > org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:516) > >> > > >> ~[org.springframework.orm-jar-3.1.1.RELEASE.jar:3.1.1.RELEASE] > >> > > >> at > >> > > > >> > > >> > org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:754) > >> > > >> > >> ~[org.springframework.transaction-jar-3.1.1.RELEASE.jar:3.1.1.RELEASE] > >> > > >> at > >> > > > >> > > >> > org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:723) > >> > > >> > >> ~[org.springframework.transaction-jar-3.1.1.RELEASE.jar:3.1.1.RELEASE] > >> > > >> at > >> > > > >> > > >> > org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:393) > >> > > >> > >> ~[org.springframework.transaction-jar-3.1.1.RELEASE.jar:3.1.1.RELEASE] > >> > > >> at > >> > > > >> > > >> > org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:120) > >> > > >> > >> ~[org.springframework.transaction-jar-3.1.1.RELEASE.jar:3.1.1.RELEASE] > >> > > >> at > >> > > > >> > > >> > org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172) > >> > > >> ~[spring-aop-3.1.1.RELEASE.jar:3.1.1.RELEASE] > >> > > >> at > >> > > > >> > > >> > org.springframework.aop.framework.Cglib2AopProxy$DynamicAdvisedInterceptor.intercept(Cglib2AopProxy.java:622) > >> > > >> ~[spring-aop-3.1.1.RELEASE.jar:3.1.1.RELEASE] > >> > > >> at > >> > > > >> > > >> > org.apache.openmeetings.data.basic.SessiondataDao$$EnhancerByCGLIB$$d3b21640.checkSession(<generated>) > >> > > >> ~[com.springsource.net.sf.cglib-2.2.0.jar:na] > >> > > >> at > >> > > > >> > > >> > org.apache.openmeetings.servlet.outputhandler.DownloadHandler.service(DownloadHandler.java:96) > >> > > >> ~[openmeetings-2.1.1-SNAPSHOT.jar:na] > >> > > >> at javax.servlet.http.HttpServlet.service(HttpServlet.java:728) > >> > > >> [tomcat-embed-core-jar-7.0.34.jar:7.0.34] > >> > > >> at > >> > > > >> > > >> > org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:305) > >> > > >> [tomcat-embed-core-jar-7.0.34.jar:7.0.34] > >> > > >> at > >> > > > >> > > >> > org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210) > >> > > >> [tomcat-embed-core-jar-7.0.34.jar:7.0.34] > >> > > >> at > >> > > > >> > > >> > org.red5.logging.LoggerContextFilter.doFilter(LoggerContextFilter.java:77) > >> > > >> [red5.jar:na] > >> > > >> at > >> > > > >> > > >> > org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:243) > >> > > >> [tomcat-embed-core-jar-7.0.34.jar:7.0.34] > >> > > >> at > >> > > > >> > > >> > org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210) > >> > > >> [tomcat-embed-core-jar-7.0.34.jar:7.0.34] > >> > > >> at > >> > > > >> > > >> > org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:222) > >> > > >> [tomcat-embed-core-jar-7.0.34.jar:7.0.34] > >> > > >> at > >> > > > >> > > >> > org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:123) > >> > > >> [tomcat-embed-core-jar-7.0.34.jar:7.0.34] > >> > > >> at > >> > > > >> > > >> > org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:472) > >> > > >> [tomcat-embed-core-jar-7.0.34.jar:7.0.34] > >> > > >> at > >> > > > >> > > >> > org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:171) > >> > > >> [tomcat-embed-core-jar-7.0.34.jar:7.0.34] > >> > > >> at > >> > > > >> > > >> > org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:99) > >> > > >> [tomcat-embed-core-jar-7.0.34.jar:7.0.34] > >> > > >> at > >> > > > >> > > >> > org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118) > >> > > >> [tomcat-embed-core-jar-7.0.34.jar:7.0.34] > >> > > >> at > >> > > > >> > > >> > org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:407) > >> > > >> [tomcat-embed-core-jar-7.0.34.jar:7.0.34] > >> > > >> at > >> > > > >> > > >> > org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1004) > >> > > >> [tomcat-embed-core-jar-7.0.34.jar:7.0.34] > >> > > >> at > >> > > > >> > > >> > org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:589) > >> > > >> [tomcat-embed-core-jar-7.0.34.jar:7.0.34] > >> > > >> at > >> > > > >> > > >> > org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:312) > >> > > >> [tomcat-embed-core-jar-7.0.34.jar:7.0.34] > >> > > >> at > >> > > > >> > > >> > java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146) > >> > > >> [na:1.6.0_27] > >> > > >> at > >> > > > >> > > >> > java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) > >> > > >> [na:1.6.0_27] > >> > > >> at java.lang.Thread.run(Thread.java:679) [na:1.6.0_27] > >> > > >> Caused by: org.apache.openjpa.persistence.PersistenceException: > The > >> > > >> last packet successfully received from the server was 52 524 877 > >> > > >> milliseconds ago. The last packet sent successfully to the > server > >> was > >> > > >> 52 524 877 milliseconds ago. is longer than the server configured > >> > > >> value of 'wait_timeout'. You should consider either expiring > and/or > >> > > >> testing connection validity before use in your application, > >> increasing > >> > > >> the server configured values for client timeouts, or using the > >> > > >> Connector/J connection property 'autoReconnect=true' to avoid > this > >> > > >> problem. > >> > > >> at > >> > > > org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:4958) > >> > > >> ~[openjpa-bundle-2.2.1.jar:2.2.1] > >> > > >> at > >> > > > >> > > >> > org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4918) > >> > > >> ~[openjpa-bundle-2.2.1.jar:2.2.1] > >> > > >> at > >> > > > >> > > >> > org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:136) > >> > > >> ~[openjpa-bundle-2.2.1.jar:2.2.1] > >> > > >> at > >> > > > >> > > >> > org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:110) > >> > > >> ~[openjpa-bundle-2.2.1.jar:2.2.1] > >> > > >> at > >> > > > >> > org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:62) > >> > > >> ~[openjpa-bundle-2.2.1.jar:2.2.1] > >> > > >> at > >> > > > >> > > >> > org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:971) > >> > > >> ~[openjpa-bundle-2.2.1.jar:2.2.1] > >> > > >> at > >> > > > >> > > >> > org.apache.openjpa.jdbc.kernel.JDBCStoreManager.getConnection(JDBCStoreManager.java:240) > >> > > >> ~[openjpa-bundle-2.2.1.jar:2.2.1] > >> > > >> at > >> org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:413) > >> > > >> ~[openjpa-bundle-2.2.1.jar:2.2.1] > >> > > >> at > >> org.apache.openjpa.jdbc.sql.SelectImpl.execute(SelectImpl.java:391) > >> > > >> ~[openjpa-bundle-2.2.1.jar:2.2.1] > >> > > >> at > >> > > > >> > > >> > org.apache.openjpa.jdbc.sql.LogicalUnion$UnionSelect.execute(LogicalUnion.java:427) > >> > > >> ~[openjpa-bundle-2.2.1.jar:2.2.1] > >> > > >> at > >> > > > org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:230) > >> > > >> ~[openjpa-bundle-2.2.1.jar:2.2.1] > >> > > >> at > >> > > > org.apache.openjpa.jdbc.sql.LogicalUnion.execute(LogicalUnion.java:220) > >> > > >> ~[openjpa-bundle-2.2.1.jar:2.2.1] > >> > > >> at > >> > > > >> > > >> > org.apache.openjpa.jdbc.kernel.SelectResultObjectProvider.open(SelectResultObjectProvider.java:94) > >> > > >> ~[openjpa-bundle-2.2.1.jar:2.2.1] > >> > > >> at > >> > > > >> > > >> > org.apache.openjpa.lib.rop.EagerResultList.<init>(EagerResultList.java:34) > >> > > >> ~[openjpa-bundle-2.2.1.jar:2.2.1] > >> > > >> at > org.apache.openjpa.kernel.QueryImpl.toResult(QueryImpl.java:1251) > >> > > >> ~[openjpa-bundle-2.2.1.jar:2.2.1] > >> > > >> at > org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:1007) > >> > > >> ~[openjpa-bundle-2.2.1.jar:2.2.1] > >> > > >> at > org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:863) > >> > > >> ~[openjpa-bundle-2.2.1.jar:2.2.1] > >> > > >> at > org.apache.openjpa.kernel.QueryImpl.execute(QueryImpl.java:794) > >> > > >> ~[openjpa-bundle-2.2.1.jar:2.2.1] > >> > > >> at > >> > > > >> > > >> > org.apache.openjpa.kernel.DelegatingQuery.execute(DelegatingQuery.java:542) > >> > > >> ~[openjpa-bundle-2.2.1.jar:2.2.1] > >> > > >> at > >> > org.apache.openjpa.persistence.QueryImpl.execute(QueryImpl.java:286) > >> > > >> ~[openjpa-bundle-2.2.1.jar:2.2.1] > >> > > >> at > >> > > > >> > > >> > org.apache.openjpa.persistence.QueryImpl.getResultList(QueryImpl.java:302) > >> > > >> ~[openjpa-bundle-2.2.1.jar:2.2.1] > >> > > >> at > >> > > > >> > > >> > org.apache.openmeetings.data.basic.SessiondataDao.checkSession(SessiondataDao.java:128) > >> > > >> ~[openmeetings-2.1.1-SNAPSHOT.jar:na] > >> > > >> at > >> > > > >> > > >> > org.apache.openmeetings.data.basic.SessiondataDao$$FastClassByCGLIB$$8a6617e0.invoke(<generated>) > >> > > >> ~[com.springsource.net.sf.cglib-2.2.0.jar:na] > >> > > >> at net.sf.cglib.proxy.MethodProxy.invoke(MethodProxy.java:191) > >> > > >> ~[com.springsource.net.sf.cglib-2.2.0.jar:na] > >> > > >> at > >> > > > >> > > >> > org.springframework.aop.framework.Cglib2AopProxy$CglibMethodInvocation.invokeJoinpoint(Cglib2AopProxy.java:689) > >> > > >> ~[spring-aop-3.1.1.RELEASE.jar:3.1.1.RELEASE] > >> > > >> at > >> > > > >> > > >> > org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150) > >> > > >> ~[spring-aop-3.1.1.RELEASE.jar:3.1.1.RELEASE] > >> > > >> at > >> > > > >> > > >> > org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:110) > >> > > >> > >> ~[org.springframework.transaction-jar-3.1.1.RELEASE.jar:3.1.1.RELEASE] > >> > > >> ... 23 common frames omitted > >> > > >> Caused by: > com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: > >> > > >> The last packet successfully received from the server was 52 524 > 877 > >> > > >> milliseconds ago. The last packet sent successfully to the > server > >> was > >> > > >> 52 524 877 milliseconds ago. is longer than the server configured > >> > > >> value of 'wait_timeout'. You should consider either expiring > and/or > >> > > >> testing connection validity before use in your application, > >> increasing > >> > > >> the server configured values for client timeouts, or using the > >> > > >> Connector/J connection property 'autoReconnect=true' to avoid > this > >> > > >> problem. > >> > > >> at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native > >> > > >> Method) ~[na:1.6.0_27] > >> > > >> at > >> > > > >> > > >> > sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57) > >> > > >> ~[na:1.6.0_27] > >> > > >> at > >> > > > >> > > >> > sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) > >> > > >> ~[na:1.6.0_27] > >> > > >> at > java.lang.reflect.Constructor.newInstance(Constructor.java:532) > >> > > >> ~[na:1.6.0_27] > >> > > >> at com.mysql.jdbc.Util.handleNewInstance(Util.java:411) > >> > > >> ~[mysql-connector-java-jar-5.1.22.jar:na] > >> > > >> at > >> > > > >> > com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:1117) > >> > > >> ~[mysql-connector-java-jar-5.1.22.jar:na] > >> > > >> at com.mysql.jdbc.MysqlIO.send(MysqlIO.java:3851) > >> > > >> ~[mysql-connector-java-jar-5.1.22.jar:na] > >> > > >> at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2471) > >> > > >> ~[mysql-connector-java-jar-5.1.22.jar:na] > >> > > >> at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2651) > >> > > >> ~[mysql-connector-java-jar-5.1.22.jar:na] > >> > > >> at > com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2728) > >> > > >> ~[mysql-connector-java-jar-5.1.22.jar:na] > >> > > >> at > >> > com.mysql.jdbc.ConnectionImpl.setAutoCommit(ConnectionImpl.java:5075) > >> > > >> ~[mysql-connector-java-jar-5.1.22.jar:na] > >> > > >> at > >> > > > >> > > >> > org.apache.commons.dbcp.DelegatingConnection.setAutoCommit(DelegatingConnection.java:371) > >> > > >> ~[commons-dbcp-jar-1.4.jar:1.4] > >> > > >> at > >> > > > >> > > >> > org.apache.commons.dbcp.DelegatingConnection.setAutoCommit(DelegatingConnection.java:371) > >> > > >> ~[commons-dbcp-jar-1.4.jar:1.4] > >> > > >> at > >> > > > >> > > >> > org.apache.commons.dbcp.PoolingDataSource$PoolGuardConnectionWrapper.setAutoCommit(PoolingDataSource.java:328) > >> > > >> ~[commons-dbcp-jar-1.4.jar:1.4] > >> > > >> at > >> > > > >> > > >> > org.apache.openjpa.lib.jdbc.DelegatingConnection.setAutoCommit(DelegatingConnection.java:167) > >> > > >> ~[openjpa-bundle-2.2.1.jar:2.2.1] > >> > > >> at > >> > > > >> > > >> > org.apache.openjpa.lib.jdbc.DelegatingConnection.setAutoCommit(DelegatingConnection.java:167) > >> > > >> ~[openjpa-bundle-2.2.1.jar:2.2.1] > >> > > >> at > >> > > > >> > > >> > org.apache.openjpa.lib.jdbc.ConfiguringConnectionDecorator$ConfiguringConnection.setAutoCommit(ConfiguringConnectionDecorator.java:117) > >> > > >> ~[openjpa-bundle-2.2.1.jar:2.2.1] > >> > > >> at > >> > > > >> > > >> > org.apache.openjpa.lib.jdbc.ConfiguringConnectionDecorator$ConfiguringConnection.<init>(ConfiguringConnectionDecorator.java:111) > >> > > >> ~[openjpa-bundle-2.2.1.jar:2.2.1] > >> > > >> at > >> > > > >> > > >> > org.apache.openjpa.lib.jdbc.ConfiguringConnectionDecorator.decorate(ConfiguringConnectionDecorator.java:93) > >> > > >> ~[openjpa-bundle-2.2.1.jar:2.2.1] > >> > > >> at > >> > > > >> > > >> > org.apache.openjpa.lib.jdbc.DecoratingDataSource.decorate(DecoratingDataSource.java:99) > >> > > >> ~[openjpa-bundle-2.2.1.jar:2.2.1] > >> > > >> at > >> > > > >> > > >> > org.apache.openjpa.lib.jdbc.DecoratingDataSource.getConnection(DecoratingDataSource.java:88) > >> > > >> ~[openjpa-bundle-2.2.1.jar:2.2.1] > >> > > >> at > >> > > > >> > > >> > org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connectInternal(JDBCStoreManager.java:982) > >> > > >> ~[openjpa-bundle-2.2.1.jar:2.2.1] > >> > > >> at > >> > > > >> > > >> > org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:967) > >> > > >> ~[openjpa-bundle-2.2.1.jar:2.2.1] > >> > > >> ... 44 common frames omitted > >> > > >> Caused by: java.net.SocketException: Broken pipe > >> > > >> at java.net.SocketOutputStream.socketWrite0(Native Method) > >> > > ~[na:1.6.0_27] > >> > > >> at > >> > java.net.SocketOutputStream.socketWrite(SocketOutputStream.java:109) > >> > > >> ~[na:1.6.0_27] > >> > > >> at java.net.SocketOutputStream.write(SocketOutputStream.java:153) > >> > > ~[na:1.6.0_27] > >> > > >> at > >> > > > java.io.BufferedOutputStream.flushBuffer(BufferedOutputStream.java:82) > >> > > >> ~[na:1.6.0_27] > >> > > >> at > java.io.BufferedOutputStream.flush(BufferedOutputStream.java:140) > >> > > >> ~[na:1.6.0_27] > >> > > >> at com.mysql.jdbc.MysqlIO.send(MysqlIO.java:3832) > >> > > >> ~[mysql-connector-java-jar-5.1.22.jar:na] > >> > > >> ... 60 common frames omitted > >> > > >> > >> > > >> > >> > > >> -- > >> > > >> With best regards / с наилучшими пожеланиями, > >> > > >> Alexei Fedotov / Алексей Федотов, > >> > > >> http://dataved.ru/ > >> > > >> +7 916 562 8095 > >> > > >> > >> > > >> [1] Start using Apache Openmeetings today, > >> > > http://openmeetings.apache.org/ > >> > > >> [2] Join Alexei Fedotov @linkedin, > >> http://ru.linkedin.com/in/dataved/ > >> > > >> [3] Join Alexei Fedotov @facebook, > >> > http://www.facebook.com/openmeetings > >> > > >> > >> > > >> > >> > > >> On Sat, Jun 1, 2013 at 10:01 PM, Alexei Fedotov > >> > > >> <[email protected]> wrote: > >> > > >>> There are two possible options. > >> > > >>> > >> > > >>> 1. Test heavily and ship 2.1.1 release. > >> > > >>> 2. Test heavily and ship 3.0 release instead. > >> > > >>> 3. Ship 3.0 pre-release without heavy testing. > >> > > >>> > >> > > >>> Why should we bother about testing in 2.1.1? Haven't we just > >> improved > >> > > >>> a few things? We don't actually know if we have improved things. > >> Any > >> > > >>> change have a risk of breaking something. > >> > > >>> > >> > > >>> My suggestion is to have testing infrastructure implemented, > this > >> > > >>> would help in testing. This will provide feedback. I prefer > option > >> > > >>> (2), or (3) because (1) is a waste of heavy testing effort. We > >> don't > >> > > >>> have enough resources to test two branches thoroughly. > >> > > >>> > >> > > >>> I constantly get suggestions (the last one from you one Friday), > >> like > >> > > >>> let's have a low quality development branch, where we will > >> progress, > >> > > >>> and be creative, and let's have someone to produce reliable > >> branches > >> > > >>> from these development branches. For people in a role of support > >> > > >>> engineers it's hard. That's another reason why I prefer (2) or > (3) > >> to > >> > > >>> (1). > >> > > >>> > >> > > >>> BTW, here is start of the error log in our 2.1.1 installation. > One > >> > can > >> > > >>> start fixing existing problems, if we want a release. > >> > > >>> > >> > > >>> 45 at > >> > > > >> > > >> > org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:99) > >> > > >>> [tomcat-embed-core-jar-7.0.34.jar:7.0.34] > >> > > >>> 45 at > >> > > > >> > > >> > org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118) > >> > > >>> [tomcat-embed-core-jar-7.0.34.jar:7.0.34] > >> > > >>> 42 Caused by: java.net.SocketException: Broken pipe > >> > > >>> 42 at > >> > > > >> > org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:62) > >> > > >>> ~[openjpa-bundle-2.2.1.jar:2.2.1] > >> > > >>> 42 at > >> > > > >> > > >> > org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:136) > >> > > >>> ~[openjpa-bundle-2.2.1.jar:2.2.1] > >> > > >>> 42 at > >> > > > >> > > >> > org.apache.openjpa.jdbc.sql.SQLExceptions.getStore(SQLExceptions.java:110) > >> > > >>> ~[openjpa-bundle-2.2.1.jar:2.2.1] > >> > > >>> 42 at > >> > > > >> > > >> > org.apache.openjpa.jdbc.sql.DBDictionary.newStoreException(DBDictionary.java:4918) > >> > > >>> ~[openjpa-bundle-2.2.1.jar:2.2.1] > >> > > >>> 42 at > >> > > > org.apache.openjpa.jdbc.sql.DBDictionary.narrow(DBDictionary.java:4958) > >> > > >>> ~[openjpa-bundle-2.2.1.jar:2.2.1] > >> > > >>> 42 at > >> > > > >> > > >> > org.apache.openjpa.jdbc.kernel.JDBCStoreManager.connect(JDBCStoreManager.java:971) > >> > > >>> ~[openjpa-bundle-2.2.1.jar:2.2.1] > >> > > >>> 42 at java.net.SocketOutputStream.socketWrite0(Native > Method) > >> > > >>> ~[na:1.6.0_27] > >> > > >>> 42 at > >> > > > >> > com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:1117) > >> > > >>> ~[mysql-connector-java-jar-5.1.22.jar:na] > >> > > >>> 42 at com.mysql.jdbc.MysqlIO.send(MysqlIO.java:3851) > >> > > >>> ~[mysql-connector-java-jar-5.1.22.jar:na] > >> > > >>> 32 at > >> > > sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native > >> > > >>> Method) ~[na:1.6.0_27] > >> > > >>> 21 at > >> > > > >> > > >> > org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:516) > >> > > >>> ~[org.springframework.orm-jar-3.1.1.RELEASE.jar:3.1.1.RELEASE] > >> > > >>> 21 at > >> > > > >> > > >> > org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:326) > >> > > >>> ~[org.springframework.orm-jar-3.1.1.RELEASE.jar:3.1.1.RELEASE] > >> > > >>> 21 at > >> > > > >> > > >> > org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:120) > >> > > >>> ~[org.springframework.orm-jar-3.1.1.RELEASE.jar:3.1.1.RELEASE] > >> > > >>> 19 FailedObject: select c from Sessiondata as c where > >> > > >>> c.session_id LIKE :session_id [java.lang.String] > >> > > >>> 16 java.lang.NullPointerException: null > >> > > >>> 12 at > >> > > > >> > > >> > org.apache.openmeetings.remote.ConferenceService.getRoomsByOrganisationWithoutType(ConferenceService.java:147) > >> > > >>> ~[openmeetings-2.1.1-SNAPSHOT.jar:na] > >> > > >>> 10 at > >> > > sun.reflect.GeneratedConstructorAccessor283.newInstance(Unknown > >> > > >>> Source) ~[na:na] > >> > > >>> 4 at > >> > > > >> > > >> > org.apache.openmeetings.remote.red5.ScopeApplicationAdapter.roomLeaveByScope(ScopeApplicationAdapter.java:564) > >> > > >>> [openmeetings-2.1.1-SNAPSHOT.jar:na] > >> > > >>> 2 java.lang.Exception: not Authenticated > >> > > >>> 2 ERROR 05-28 20:44:56.425 o.a.o.r.WhiteBoardService:408 > >> > > >>> [NioProcessor-6] - WhiteboardSyncLockObject not found for this > >> Client > >> > > >>> {} > >> > > >>> 2 ERROR 05-28 20:44:56.423 o.a.o.r.WhiteBoardService:408 > >> > > >>> [NioProcessor-6] - WhiteboardSyncLockObject not found for this > >> Client > >> > > >>> {} > >> > > >>> 2 Caused by: > >> > > >>> com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: The > last > >> > > >>> packet successfully received from the server was 84 612 291 > >> > > >>> milliseconds ago. The last packet sent successfully to the > server > >> > was > >> > > >>> 84 612 291 milliseconds ago. is longer than the server > configured > >> > > >>> value of 'wait_timeout'. You should consider either expiring > and/or > >> > > >>> testing connection validity before use in your application, > >> > increasing > >> > > >>> the server configured values for client timeouts, or using the > >> > > >>> Connector/J connection property 'autoReconnect=true' to avoid > this > >> > > >>> problem. > >> > > > >> > > >> > >> > >> > >> -- > >> Sebastian Wagner > >> https://twitter.com/#!/dead_lock > >> http://www.webbase-design.de > >> http://www.wagner-sebastian.com > >> [email protected] > >> > > > > > > > > -- > > WBR > > Maxim aka solomax >
