Please refer the document[1] [1] http://dev.mysql.com/doc/innodb/1.1/en/innodb-other-changes-innodb_lock_wait_timeout.html
Thanks, Gayan On Mon, May 11, 2015 at 5:21 PM, Udara Liyanage <ud...@wso2.com> wrote: > Hi Gayan, > > Nope I haven't tries that. Could you please point me to the configuration > to be modified? > > > On Mon, May 11, 2015 at 5:03 PM, Gayan Gunarathne <gay...@wso2.com> wrote: > >> [2015-05-11 09:37:43,396] ERROR >> {org.wso2.carbon.registry.core.jdbc.dao.JDBCResourceDAO} - *Failed to >> delete the resource with id 386. Lock wait timeout exceeded; try restarting >> transaction* >> java.sql.SQLException: Lock wait timeout exceeded; try restarting >> transaction >> >> What is the current lock wait timeout? Did you try with increasing this >> timeout? >> >> Thanks, >> Gayan >> >> On Mon, May 11, 2015 at 3:22 PM, Udara Liyanage <ud...@wso2.com> wrote: >> >>> Hi, >>> >>> With MySQL, however frequency of getting the exception is lower. >>> If I restart Stratos at this point, the error does not exist. >>> >>> On Mon, May 11, 2015 at 3:11 PM, Udara Liyanage <ud...@wso2.com> wrote: >>> >>>> Hi Isuru, >>>> >>>> Even with MySQL, similar issue seems to exist >>>> >>>> in started successfully >>>> [2015-05-11 09:36:43,786] INFO >>>> {org.apache.stratos.autoscaler.client.CloudControllerClient} - Trying to >>>> spawn an instance via cloud controller: [cluster] >>>> single-cartridge-app.my-as-manager.appserver-manager.domain [partition] >>>> partition-1 [network-partition-id] network-partition-1 >>>> [2015-05-11 09:37:43,396] ERROR >>>> {org.wso2.carbon.registry.core.jdbc.dao.JDBCResourceDAO} - *Failed to >>>> delete the resource with id 386. Lock wait timeout exceeded; try restarting >>>> transaction* >>>> java.sql.SQLException: Lock wait timeout exceeded; try restarting >>>> transaction >>>> at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:1084) >>>> at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:4232) >>>> at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:4164) >>>> at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2615) >>>> at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2776) >>>> at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2838) >>>> at >>>> com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:2082) >>>> at >>>> com.mysql.jdbc.PreparedStatement.executeUpdate(PreparedStatement.java:2334) >>>> at >>>> com.mysql.jdbc.PreparedStatement.executeUpdate(PreparedStatement.java:2262) >>>> at >>>> com.mysql.jdbc.PreparedStatement.executeUpdate(PreparedStatement.java:2246) >>>> at >>>> org.wso2.carbon.registry.core.jdbc.dao.JDBCResourceDAO.deleteResource(JDBCResourceDAO.java:1555) >>>> at >>>> org.wso2.carbon.registry.core.jdbc.Repository.removeResource(Repository.java:615) >>>> at >>>> org.wso2.carbon.registry.core.jdbc.Repository.prepareUpdate(Repository.java:362) >>>> at >>>> org.wso2.carbon.registry.core.jdbc.Repository.put(Repository.java:287) >>>> at >>>> org.wso2.carbon.registry.core.jdbc.EmbeddedRegistry.put(EmbeddedRegistry.java:709) >>>> at >>>> org.wso2.carbon.registry.core.caching.CacheBackedRegistry.put(CacheBackedRegistry.java:465) >>>> at >>>> org.wso2.carbon.registry.core.session.UserRegistry.put(UserRegistry.java:657) >>>> at >>>> org.apache.stratos.cloud.controller.registry.RegistryManager.persist(RegistryManager.java:73) >>>> at >>>> org.apache.stratos.cloud.controller.util.CloudControllerUtil.persistTopology(CloudControllerUtil.java:276) >>>> at >>>> org.apache.stratos.cloud.controller.messaging.topology.TopologyManager.updateTopology(TopologyManager.java:103) >>>> at >>>> org.apache.stratos.cloud.controller.messaging.topology.TopologyBuilder.handleMemberCreatedEvent(TopologyBuilder.java:434) >>>> at >>>> org.apache.stratos.cloud.controller.services.impl.CloudControllerServiceImpl.startInstance(CloudControllerServiceImpl.java:486) >>>> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) >>>> at >>>> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) >>>> at >>>> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) >>>> at java.lang.reflect.Method.invoke(Method.java:606) >>>> at >>>> org.apache.axis2.rpc.receivers.RPCUtil.invokeServiceClass(RPCUtil.java:212) >>>> at >>>> org.apache.axis2.rpc.receivers.RPCMessageReceiver.invokeBusinessLogic(RPCMessageReceiver.java:117) >>>> at >>>> org.apache.axis2.receivers.AbstractInOutMessageReceiver.invokeBusinessLogic(AbstractInOutMessageReceiver.java:40) >>>> at >>>> org.apache.axis2.receivers.AbstractMessageReceiver.receive(AbstractMessageReceiver.java:110) >>>> at org.apache.axis2.engine.AxisEngine.receive(AxisEngine.java:180) >>>> at >>>> org.apache.axis2.transport.http.HTTPTransportUtils.processHTTPPostRequest(HTTPTransportUtils.java:172) >>>> at >>>> org.apache.axis2.transport.http.AxisServlet.doPost(AxisServlet.java:146) >>>> at >>>> org.wso2.carbon.core.transports.CarbonServlet.doPost(CarbonServlet.java:231) >>>> at javax.servlet.http.HttpServlet.service(HttpServlet.java:755) >>>> at javax.servlet.http.HttpServlet.service(HttpServlet.java:848) >>>> at >>>> org.eclipse.equinox.http.servlet.internal.ServletRegistration.service(ServletRegistration.java:61) >>>> at >>>> org.eclipse.equinox.http.servlet.internal.ProxyServlet.processAlias(ProxyServlet.java:128) >>>> at >>>> org.eclipse.equinox.http.servlet.internal.ProxyServlet.service(ProxyServlet.java:68) >>>> at javax.servlet.http.HttpServlet.service(HttpServlet.java:848) >>>> at >>>> org.wso2.carbon.tomcat.ext.servlet.DelegationServlet.service(DelegationServlet.java:68) >>>> at >>>> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:305) >>>> at >>>> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210) >>>> at >>>> org.wso2.carbon.tomcat.ext.filter.CharacterSetFilter.doFilter(CharacterSetFilter.java:61) >>>> at >>>> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:243) >>>> at >>>> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210) >>>> at >>>> org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:222) >>>> at >>>> org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:123) >>>> at >>>> org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:472) >>>> at >>>> org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:171) >>>> at >>>> org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:99) >>>> at >>>> org.wso2.carbon.tomcat.ext.valves.CompositeValve.continueInvocation(CompositeValve.java:178) >>>> at >>>> org.wso2.carbon.tomcat.ext.valves.CarbonTomcatValve$1.invoke(CarbonTomcatValve.java:47) >>>> at >>>> org.wso2.carbon.webapp.mgt.TenantLazyLoaderValve.invoke(TenantLazyLoaderValve.java:56) >>>> at >>>> org.wso2.carbon.tomcat.ext.valves.TomcatValveContainer.invokeValves(TomcatValveContainer.java:47) >>>> at >>>> org.wso2.carbon.tomcat.ext.valves.CompositeValve.invoke(CompositeValve.java:141) >>>> at >>>> org.wso2.carbon.tomcat.ext.valves.CarbonStuckThreadDetectionValve.invoke(CarbonStuckThreadDetectionValve.java:156) >>>> at >>>> org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:936) >>>> at >>>> org.wso2.carbon.tomcat.ext.valves.CarbonContextCreatorValve.invoke(CarbonContextCreatorValve.java:52) >>>> at >>>> org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118) >>>> at >>>> org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:407) >>>> at >>>> org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1004) >>>> at >>>> org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:589) >>>> at >>>> org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.run(NioEndpoint.java:1653) >>>> at >>>> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) >>>> at >>>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) >>>> at java.lang.Thread.run(Thread.java:744) >>>> [2015-05-11 09:37:43,397] ERROR >>>> {org.apache.stratos.cloud.controller.registry.RegistryManager} - Failed to >>>> persist resource in registry: /cloud.controller/topology >>>> org.wso2.carbon.registry.core.exceptions.RegistryException: Failed to >>>> delete the resource with id 386. Lock wait timeout exceeded; try restarting >>>> transaction >>>> at >>>> org.wso2.carbon.registry.core.jdbc.dao.JDBCResourceDAO.deleteResource(JDBCResourceDAO.java:1563) >>>> at >>>> org.wso2.carbon.registry.core.jdbc.Repository.removeResource(Repository.java:615) >>>> at >>>> org.wso2.carbon.registry.core.jdbc.Repository.prepareUpdate(Repository.java:362) >>>> at >>>> org.wso2.carbon.registry.core.jdbc.Repository.put(Repository.java:287) >>>> at >>>> org.wso2.carbon.registry.core.jdbc.EmbeddedRegistry.put(EmbeddedRegistry.java:709) >>>> at >>>> org.wso2.carbon.registry.core.caching.CacheBackedRegistry.put(CacheBackedRegistry.java:465) >>>> at >>>> org.wso2.carbon.registry.core.session.UserRegistry.put(UserRegistry.java:657) >>>> at >>>> org.apache.stratos.cloud.controller.registry.RegistryManager.persist(RegistryManager.java:73) >>>> at >>>> org.apache.stratos.cloud.controller.util.CloudControllerUtil.persistTopology(CloudControllerUtil.java:276) >>>> at >>>> org.apache.stratos.cloud.controller.messaging.topology.TopologyManager.updateTopology(TopologyManager.java:103) >>>> at >>>> org.apache.stratos.cloud.controller.messaging.topology.TopologyBuilder.handleMemberCreatedEvent(TopologyBuilder.java:434) >>>> at >>>> org.apache.stratos.cloud.controller.services.impl.CloudControllerServiceImpl.startInstance(CloudControllerServiceImpl.java:486) >>>> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) >>>> at >>>> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) >>>> at >>>> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) >>>> at java.lang.reflect.Method.invoke(Method.java:606) >>>> at >>>> org.apache.axis2.rpc.receivers.RPCUtil.invokeServiceClass(RPCUtil.java:212) >>>> at org.apache.axis2.rpc.receivers.RPCMessageRecei >>>> >>>> On Fri, May 8, 2015 at 9:48 AM, Udara Liyanage <ud...@wso2.com> wrote: >>>> >>>>> Hi, >>>>> >>>>> This seems to occur when metadata service too save properties in >>>>> registry. This occurs when multiple clients(cartridge agent) call metadata >>>>> service to publish property values. I did not see this error when only one >>>>> client talks to metadata service. >>>>> I guess h2 can not handle this. I will try with MySQL as Isuruh >>>>> mentioned since this is blocking for me now. >>>>> >>>>> On Thu, May 7, 2015 at 5:12 PM, Isuru Haththotuwa <isu...@apache.org> >>>>> wrote: >>>>> >>>>>> This seems to be an issue with H2. There are many occasions that this >>>>>> error has been reported when using an H2 DB. Can you try: >>>>>> >>>>>> 1. replacing the currently used DB with a new H2 (from a fresh pack) >>>>>> 2. use a MySQL DB >>>>>> >>>>>> and see if the error is reproducible? >>>>>> >>>>>> On Thu, May 7, 2015 at 4:42 PM, Imesh Gunaratne <im...@apache.org> >>>>>> wrote: >>>>>> >>>>>>> It looks like a database table lock is not being released until it >>>>>>> reaches the timeout: >>>>>>> >>>>>>> Timeout trying to lock table "REG_RESOURCE"; SQL statement: >>>>>>> SELECT REG_VERSION FROM REG_RESOURCE WHERE REG_PATH_ID=? AND >>>>>>> REG_NAME=? AND REG_TENANT_ID=? [50200-140] >>>>>>> >>>>>>> The concern is we do not handle any database locks in Stratos code, >>>>>>> they are handled by the Carbon Registry. Shall we try to narrow down the >>>>>>> problem by running it again without using the Metadata API? >>>>>>> >>>>>>> Thanks >>>>>>> >>>>>>> >>>>>>> On Thu, May 7, 2015 at 12:37 PM, Udara Liyanage <ud...@wso2.com> >>>>>>> wrote: >>>>>>> >>>>>>>> Hi, >>>>>>>> >>>>>>>> I frequently get this exception when running Stratos for longtime >>>>>>>> (10+ minutes). Please note that most failures occurs when metadata >>>>>>>> service >>>>>>>> also save properties in the registry (not all the time, this occurs >>>>>>>> when >>>>>>>> metadata is not persisting too). >>>>>>>> >>>>>>>> >>>>>>>> 2015-05-07 07:03:11,725] ERROR >>>>>>>> {org.apache.stratos.cloud.controller.registry.RegistryManager} - * >>>>>>>> Failed >>>>>>>> to persist resource in registry: /cloud.controller/topology* >>>>>>>> org.wso2.carbon.registry.core.exceptions.RegistryException: Failed >>>>>>>> to check the existence of the resource >>>>>>>> /_system/governance/cloud.controller/topology. Timeout trying to lock >>>>>>>> table >>>>>>>> "REG_RESOURCE"; SQL statement: >>>>>>>> SELECT REG_VERSION FROM REG_RESOURCE WHERE REG_PATH_ID=? AND >>>>>>>> REG_NAME=? AND REG_TENANT_ID=? [50200-140] >>>>>>>> at >>>>>>>> org.wso2.carbon.registry.core.jdbc.dao.JDBCResourceDAO.getVersion(JDBCResourceDAO.java:206) >>>>>>>> at >>>>>>>> org.wso2.carbon.registry.core.jdbc.dao.JDBCResourceDAO.resourceExists(JDBCResourceDAO.java:147) >>>>>>>> at >>>>>>>> org.wso2.carbon.registry.core.jdbc.dao.JDBCResourceDAO.resourceExists(JDBCResourceDAO.java:156) >>>>>>>> at >>>>>>>> org.wso2.carbon.registry.core.jdbc.Repository.resourceExists(Repository.java:134) >>>>>>>> at >>>>>>>> org.wso2.carbon.registry.core.jdbc.EmbeddedRegistry.put(EmbeddedRegistry.java:688) >>>>>>>> at >>>>>>>> org.wso2.carbon.registry.core.caching.CacheBackedRegistry.put(CacheBackedRegistry.java:465) >>>>>>>> at >>>>>>>> org.wso2.carbon.registry.core.session.UserRegistry.put(UserRegistry.java:657) >>>>>>>> at >>>>>>>> org.apache.stratos.cloud.controller.registry.RegistryManager.persist(RegistryManager.java:73) >>>>>>>> at >>>>>>>> org.apache.stratos.cloud.controller.util.CloudControllerUtil.persistTopology(CloudControllerUtil.java:276) >>>>>>>> at >>>>>>>> org.apache.stratos.cloud.controller.messaging.topology.TopologyManager.updateTopology(TopologyManager.java:103) >>>>>>>> at >>>>>>>> org.apache.stratos.cloud.controller.messaging.topology.TopologyBuilder.handleMemberStarted(TopologyBuilder.java:555) >>>>>>>> at >>>>>>>> org.apache.stratos.cloud.controller.messaging.receiver.instance.status.InstanceStatusTopicReceiver$2.onEvent(InstanceStatusTopicReceiver.java:75) >>>>>>>> at >>>>>>>> org.apache.stratos.messaging.listener.EventListener.update(EventListener.java:42) >>>>>>>> at java.util.Observable.notifyObservers(Observable.java:159) >>>>>>>> at >>>>>>>> org.apache.stratos.messaging.event.EventObservable.notifyEventListeners(EventObservable.java:51) >>>>>>>> at >>>>>>>> org.apache.stratos.messaging.message.processor.instance.status.InstanceStatusMemberStartedMessageProcessor.process(InstanceStatusMemberStartedMessageProcessor.java:49) >>>>>>>> at >>>>>>>> org.apache.stratos.messaging.message.processor.instance.status.InstanceStatusMemberActivatedMessageProcessor.process(InstanceStatusMemberActivatedMessageProcessor.java:53) >>>>>>>> at >>>>>>>> org.apache.stratos.messaging.message.processor.MessageProcessorChain.process(MessageProcessorChain.java:61) >>>>>>>> at >>>>>>>> org.apache.stratos.messaging.message.receiver.instance.status.InstanceStatusEventMessageDelegator.run(InstanceStatusEventMessageDelegator.java:71) >>>>>>>> at >>>>>>>> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471) >>>>>>>> at java.util.concurrent.FutureTask.run(FutureTask.java:262) >>>>>>>> at >>>>>>>> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) >>>>>>>> at >>>>>>>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) >>>>>>>> at java.lang.Thread.run(Thread.java:744) >>>>>>>> Caused by: org.h2.jdbc.JdbcSQLException: Timeout trying to lock >>>>>>>> table "REG_RESOURCE"; SQL statement: >>>>>>>> SELECT REG_VERSION FROM REG_RESOURCE WHERE REG_PATH_ID=? AND >>>>>>>> REG_NAME=? AND REG_TENANT_ID=? [50200-140] >>>>>>>> at >>>>>>>> org.h2.message.DbException.getJdbcSQLException(DbException.java:327) >>>>>>>> at org.h2.message.DbException.get(DbException.java:167) >>>>>>>> at org.h2.message.DbException.get(DbException.java:144) >>>>>>>> at org.h2.table.RegularTable.doLock(RegularTable.java:466) >>>>>>>> at org.h2.table.RegularTable.lock(RegularTable.java:404) >>>>>>>> at org.h2.table.TableFilter.lock(TableFilter.java:139) >>>>>>>> at org.h2.command.dml.Select.queryWithoutCache(Select.java:554) >>>>>>>> at org.h2.command.dml.Query.query(Query.java:241) >>>>>>>> at org.h2.command.CommandContainer.query(CommandContainer.java:80) >>>>>>>> at org.h2.command.Command.executeQuery(Command.java:132) >>>>>>>> at >>>>>>>> org.h2.jdbc.JdbcPreparedStatement.executeQuery(JdbcPreparedStatement.java:96) >>>>>>>> at >>>>>>>> org.wso2.carbon.registry.core.jdbc.dao.JDBCResourceDAO.getVersion(JDBCResourceDAO.java:197) >>>>>>>> ... 23 more >>>>>>>> [2015-05-07 07:03:11,726] FATAL >>>>>>>> {org.apache.stratos.cloud.controller.util.CloudControllerUtil} - >>>>>>>> Failed to >>>>>>>> persist the Topology in registry. >>>>>>>> org.wso2.carbon.registry.core.exceptions.RegistryException: Failed >>>>>>>> to persist resource in registry: /cloud.controller/topology >>>>>>>> at >>>>>>>> org.apache.stratos.cloud.controller.registry.RegistryManager.persist(RegistryManager.java:85) >>>>>>>> at >>>>>>>> org.apache.stratos.cloud.controller.util.CloudControllerUtil.persistTopology(CloudControllerUtil.java:276) >>>>>>>> at >>>>>>>> org.apache.stratos.cloud.controller.messaging.topology.TopologyManager.updateTopology(TopologyManager.java:103) >>>>>>>> at >>>>>>>> org.apache.stratos.cloud.controller.messaging.topology.TopologyBuilder.handleMemberStarted(TopologyBuilder.java:555) >>>>>>>> at >>>>>>>> org.apache.stratos.cloud.controller.messaging.receiver.instance.status.InstanceStatusTopicReceiver$2.onEvent(InstanceStatusTopicReceiver.java:75) >>>>>>>> at >>>>>>>> org.apache.stratos.messaging.listener.EventListener.update(EventListener.java:42) >>>>>>>> at java.util.Observable.notifyObservers(Observable.java:159) >>>>>>>> at >>>>>>>> org.apache.stratos.messaging.event.EventObservable.notifyEventListeners(EventObservable.java:51) >>>>>>>> at >>>>>>>> org.apache.stratos.messaging.message.processor.instance.status.InstanceStatusMemberStartedMessageProcessor.process(InstanceStatusMemberStartedMessageProcessor.java:49) >>>>>>>> at >>>>>>>> org.apache.stratos.messaging.message.processor.instance.status.InstanceStatusMemberActivatedMessageProcessor.process(InstanceStatusMemberActivatedMessageProcessor.java:53) >>>>>>>> at >>>>>>>> org.apache.stratos.messaging.message.processor.MessageProcessorChain.process(MessageProcessorChain.java:61) >>>>>>>> at >>>>>>>> org.apache.stratos.messaging.message.receiver.instance.status.InstanceStatusEventMessageDelegator.run(InstanceStatusEventMessageDelegator.java:71) >>>>>>>> at >>>>>>>> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471) >>>>>>>> at java.util.concurrent.FutureTask.run(FutureTask.java:262) >>>>>>>> at >>>>>>>> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) >>>>>>>> at >>>>>>>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) >>>>>>>> at java.lang.Thread.run(Thread.java:744) >>>>>>>> Caused by: >>>>>>>> org.wso2.carbon.registry.core.exceptions.RegistryException: Failed to >>>>>>>> check >>>>>>>> the existence of the resource >>>>>>>> /_system/governance/cloud.controller/topology. Timeout trying to lock >>>>>>>> table >>>>>>>> "REG_RESOURCE"; SQL statement: >>>>>>>> SELECT REG_VERSION FROM REG_RESOURCE WHERE REG_PATH_ID=? AND >>>>>>>> REG_NAME=? AND REG_TENANT_ID=? [50200-140] >>>>>>>> at >>>>>>>> org.wso2.carbon.registry.core.jdbc.dao.JDBCResourceDAO.getVersion(JDBCResourceDAO.java:206) >>>>>>>> at >>>>>>>> org.wso2.carbon.registry.core.jdbc.dao.JDBCResourceDAO.resourceExists(JDBCResourceDAO.java:147) >>>>>>>> at >>>>>>>> org.wso2.carbon.registry.core.jdbc.dao.JDBCResourceDAO.resourceExists(JDBCResourceDAO.java:156) >>>>>>>> at >>>>>>>> org.wso2.carbon.registry.core.jdbc.Repository.resourceExists(Repository.java:134) >>>>>>>> at >>>>>>>> org.wso2.carbon.registry.core.jdbc.EmbeddedRegistry.put(EmbeddedRegistry.java:688) >>>>>>>> at >>>>>>>> org.wso2.carbon.registry.core.caching.CacheBackedRegistry.put(CacheBackedRegistry.java:465) >>>>>>>> at >>>>>>>> org.wso2.carbon.registry.core.session.UserRegistry.put(UserRegistry.java:657) >>>>>>>> at >>>>>>>> org.apache.stratos.cloud.controller.registry.RegistryManager.persist(RegistryManager.java:73) >>>>>>>> ... 16 more >>>>>>>> Caused by: org.h2.jdbc.JdbcSQLException: Timeout trying to lock >>>>>>>> table "REG_RESOURCE"; SQL statement: >>>>>>>> SELECT REG_VERSION FROM REG_RESOURCE WHERE REG_PATH_ID=? AND >>>>>>>> REG_NAME=? AND REG_TENANT_ID=? [50200-140] >>>>>>>> at >>>>>>>> org.h2.message.DbException.getJdbcSQLException(DbException.java:327) >>>>>>>> at org.h2.message.DbException.get(DbException.java:167) >>>>>>>> at org.h2.message.DbException.get(DbException.java:144) >>>>>>>> at org.h2.table.RegularTable.doLock(RegularTable.java:466) >>>>>>>> at org.h2.table.RegularTable.lock(RegularTable.java:404) >>>>>>>> at org.h2.table.TableFilter.lock(TableFilter.java:139) >>>>>>>> at org.h2.command.dml.Select.queryWithoutCache(Select.java:554) >>>>>>>> at org.h2.command.dml.Query.query(Query.java:241) >>>>>>>> at org.h2.command.CommandContainer.query(CommandContainer.java:80) >>>>>>>> at org.h2.command.Command.executeQuery(Command.java:132) >>>>>>>> at >>>>>>>> org.h2.jdbc.JdbcPreparedStatement.executeQuery(JdbcPreparedStatement.java:96) >>>>>>>> at >>>>>>>> org.wso2.carbon.registry.core.jdbc.dao.JDBCResourceDAO.getVersion(JDBCResourceDAO.java:197) >>>>>>>> ... 23 more >>>>>>>> >>>>>>>> >>>>>>>> -- >>>>>>>> >>>>>>>> Udara Liyanage >>>>>>>> Software Engineer >>>>>>>> WSO2, Inc.: http://wso2.com >>>>>>>> lean. enterprise. middleware >>>>>>>> >>>>>>>> web: http://udaraliyanage.wordpress.com >>>>>>>> phone: +94 71 443 6897 >>>>>>>> >>>>>>> >>>>>>> >>>>>>> >>>>>>> -- >>>>>>> Imesh Gunaratne >>>>>>> >>>>>>> Senior Technical Lead, WSO2 >>>>>>> Committer & PMC Member, Apache Stratos >>>>>>> >>>>>>> -- >>>>>>> Thanks and Regards, >>>>>>> >>>>>>> Isuru H. >>>>>>> +94 716 358 048* <http://wso2.com/>* >>>>>>> >>>>>>> >>>>>>> * <http://wso2.com/>* >>>>>>> >>>>>>> >>>>>>> * <http://wso2.com/>* >>>>>>> >>>>>>> >>>>>>> >>>>> >>>>> >>>>> -- >>>>> >>>>> Udara Liyanage >>>>> Software Engineer >>>>> WSO2, Inc.: http://wso2.com >>>>> lean. enterprise. middleware >>>>> >>>>> web: http://udaraliyanage.wordpress.com >>>>> phone: +94 71 443 6897 >>>>> >>>> >>>> >>>> >>>> -- >>>> >>>> Udara Liyanage >>>> Software Engineer >>>> WSO2, Inc.: http://wso2.com >>>> lean. enterprise. middleware >>>> >>>> web: http://udaraliyanage.wordpress.com >>>> phone: +94 71 443 6897 >>>> >>> >>> >>> >>> -- >>> >>> Udara Liyanage >>> Software Engineer >>> WSO2, Inc.: http://wso2.com >>> lean. enterprise. middleware >>> >>> web: http://udaraliyanage.wordpress.com >>> phone: +94 71 443 6897 >>> >> >> >> >> -- >> >> Gayan Gunarathne >> Technical Lead >> WSO2 Inc. (http://wso2.com) >> email : gay...@wso2.com | mobile : +94 766819985 >> >> > > > > -- > > Udara Liyanage > Software Engineer > WSO2, Inc.: http://wso2.com > lean. enterprise. middleware > > web: http://udaraliyanage.wordpress.com > phone: +94 71 443 6897 > -- Gayan Gunarathne Technical Lead WSO2 Inc. (http://wso2.com) email : gay...@wso2.com | mobile : +94 766819985