2023-10-20 12:02:37.153  INFO 61169 --- [main] c.o.o.b.spring.BootstrapRunListener      : environmentPrepared
2023-10-20 12:02:37.336  INFO 61169 --- [main] b.c.PropertySourceBootstrapConfiguration : Located property source: [BootstrapPropertySource {name='bootstrapProperties-ocp-default'}]
2023-10-20 12:02:37.361  INFO 61169 --- [main,,] c.o.o.b.spring.BootstrapRunListener      : contextPrepared
2023-10-20 12:02:37.361  INFO 61169 --- [main,,] c.o.o.b.spring.BootstrapRunListener      : register bean ProgressHandler
2023-10-20 12:02:37.362  INFO 61169 --- [main,,] com.oceanbase.ocp.OcpExpressApplication  : The following 2 profiles are active: "composite", "default"
2023-10-20 12:02:37.387  INFO 61169 --- [main,,] c.o.o.b.spring.BootstrapRunListener      : contextLoaded
2023-10-20 12:02:39.267  INFO 61169 --- [main,,] .s.d.r.c.RepositoryConfigurationDelegate : Bootstrapping Spring Data JPA repositories in DEFAULT mode.
2023-10-20 12:02:39.800  INFO 61169 --- [main,,] .s.d.r.c.RepositoryConfigurationDelegate : Finished Spring Data repository scanning in 519 ms. Found 19 JPA repository interfaces.
2023-10-20 12:02:40.731  INFO 61169 --- [main,,] o.s.cloud.context.scope.GenericScope     : BeanFactory id=753bf26a-ea76-3042-8144-3b765b35c9f4
2023-10-20 12:02:42.152  INFO 61169 --- [main,,] o.s.b.w.embedded.tomcat.TomcatWebServer  : Tomcat initialized with port(s): 8180 (http)
2023-10-20 12:02:42.178  INFO 61169 --- [main,,] o.apache.catalina.core.StandardService   : Starting service [Tomcat]
2023-10-20 12:02:42.178  INFO 61169 --- [main,,] org.apache.catalina.core.StandardEngine  : Starting Servlet engine: [Apache Tomcat/9.0.72]
2023-10-20 12:02:42.363  INFO 61169 --- [main,,] o.a.c.c.C.[Tomcat].[localhost].[/]       : Initializing Spring embedded WebApplicationContext
2023-10-20 12:02:42.363  INFO 61169 --- [main,,] w.s.c.ServletWebServerApplicationContext : Root WebApplicationContext: initialization completed in 4976 ms
2023-10-20 12:02:42.961  INFO 61169 --- [main,,] c.o.o.b.spring.DataSourceInterceptor     : dataSource dataSource already initialized. skipped
2023-10-20 12:02:43.154  INFO 61169 --- [main,,] o.hibernate.jpa.internal.util.LogHelper  : HHH000204: Processing PersistenceUnitInfo [name: default]
2023-10-20 12:02:43.313  INFO 61169 --- [main,,] org.hibernate.Version                    : HHH000412: Hibernate ORM core version 5.4.28.Final
2023-10-20 12:02:43.885  INFO 61169 --- [main,,] o.hibernate.annotations.common.Version   : HCANN000001: Hibernate Commons Annotations {5.1.2.Final}
2023-10-20 12:02:44.440 ERROR 61169 --- [main,,] com.alibaba.druid.pool.DruidDataSource   : init datasource error, url: jdbc:oceanbase://127.0.0.1:2883/ocp_express?useUnicode=true&characterEncoding=UTF8&connectTimeout=2000&socketTimeout=600000&sessionVariables=ob_query_timeout=600000000,ob_trx_timeout=600000000&rewriteBatchedStatements=true

java.sql.SQLNonTransientConnectionException: Could not connect to HostAddress{host='127.0.0.1', port=2883}. Connection refused (Connection refused)
	at com.oceanbase.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:122) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:225) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.connectWithoutProxy(AbstractConnectProtocol.java:1659) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.util.Utils.retrieveProxy(Utils.java:1427) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.OceanBaseConnection.newConnection(OceanBaseConnection.java:306) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.Driver.connect(Driver.java:89) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:251) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1659) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1723) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidDataSource.init(DruidDataSource.java:927) [druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidDataSource.getConnection(DruidDataSource.java:1401) [druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidDataSource.getConnection(DruidDataSource.java:1397) [druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidDataSource.getConnection(DruidDataSource.java:100) [druid-1.2.8.jar!/:1.2.8]
	at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122) [hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	at org.hibernate.engine.jdbc.env.internal.JdbcEnvironmentInitiator$ConnectionProviderJdbcConnectionAccess.obtainConnection(JdbcEnvironmentInitiator.java:180) [hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	at org.hibernate.engine.jdbc.env.internal.JdbcEnvironmentInitiator.initiateService(JdbcEnvironmentInitiator.java:68) [hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	at org.hibernate.engine.jdbc.env.internal.JdbcEnvironmentInitiator.initiateService(JdbcEnvironmentInitiator.java:35) [hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	at org.hibernate.boot.registry.internal.StandardServiceRegistryImpl.initiateService(StandardServiceRegistryImpl.java:101) [hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	at org.hibernate.service.internal.AbstractServiceRegistryImpl.createService(AbstractServiceRegistryImpl.java:263) [hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	at org.hibernate.service.internal.AbstractServiceRegistryImpl.initializeService(AbstractServiceRegistryImpl.java:237) [hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	at org.hibernate.service.internal.AbstractServiceRegistryImpl.getService(AbstractServiceRegistryImpl.java:214) [hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	at org.hibernate.id.factory.internal.DefaultIdentifierGeneratorFactory.injectServices(DefaultIdentifierGeneratorFactory.java:152) [hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	at org.hibernate.service.internal.AbstractServiceRegistryImpl.injectDependencies(AbstractServiceRegistryImpl.java:286) [hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	at org.hibernate.service.internal.AbstractServiceRegistryImpl.initializeService(AbstractServiceRegistryImpl.java:243) [hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	at org.hibernate.service.internal.AbstractServiceRegistryImpl.getService(AbstractServiceRegistryImpl.java:214) [hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	at org.hibernate.boot.internal.InFlightMetadataCollectorImpl.<init>(InFlightMetadataCollectorImpl.java:176) [hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	at org.hibernate.boot.model.process.spi.MetadataBuildingProcess.complete(MetadataBuildingProcess.java:127) [hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	at org.hibernate.jpa.boot.internal.EntityManagerFactoryBuilderImpl.metadata(EntityManagerFactoryBuilderImpl.java:1224) [hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	at org.hibernate.jpa.boot.internal.EntityManagerFactoryBuilderImpl.build(EntityManagerFactoryBuilderImpl.java:1255) [hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	at org.springframework.orm.jpa.vendor.SpringHibernateJpaPersistenceProvider.createContainerEntityManagerFactory(SpringHibernateJpaPersistenceProvider.java:58) [spring-orm-5.3.27.jar!/:5.3.27]
	at org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean.createNativeEntityManagerFactory(LocalContainerEntityManagerFactoryBean.java:365) [spring-orm-5.3.27.jar!/:5.3.27]
	at org.springframework.orm.jpa.AbstractEntityManagerFactoryBean.buildNativeEntityManagerFactory(AbstractEntityManagerFactoryBean.java:409) [spring-orm-5.3.27.jar!/:5.3.27]
	at org.springframework.orm.jpa.AbstractEntityManagerFactoryBean.afterPropertiesSet(AbstractEntityManagerFactoryBean.java:396) [spring-orm-5.3.27.jar!/:5.3.27]
	at org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean.afterPropertiesSet(LocalContainerEntityManagerFactoryBean.java:341) [spring-orm-5.3.27.jar!/:5.3.27]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeInitMethods(AbstractAutowireCapableBeanFactory.java:1863) [spring-beans-5.3.27.jar!/:5.3.27]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1800) [spring-beans-5.3.27.jar!/:5.3.27]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:620) [spring-beans-5.3.27.jar!/:5.3.27]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:542) [spring-beans-5.3.27.jar!/:5.3.27]
	at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:335) [spring-beans-5.3.27.jar!/:5.3.27]
	at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:234) ~[spring-beans-5.3.27.jar!/:5.3.27]
	at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:333) [spring-beans-5.3.27.jar!/:5.3.27]
	at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:208) [spring-beans-5.3.27.jar!/:5.3.27]
	at org.springframework.context.support.AbstractApplicationContext.getBean(AbstractApplicationContext.java:1156) ~[spring-context-5.3.27.jar!/:5.3.27]
	at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:910) ~[spring-context-5.3.27.jar!/:5.3.27]
	at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:583) ~[spring-context-5.3.27.jar!/:5.3.27]
	at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:147) ~[spring-boot-2.7.12.jar!/:2.7.12]
	at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:731) ~[spring-boot-2.7.12.jar!/:2.7.12]
	at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:408) ~[spring-boot-2.7.12.jar!/:2.7.12]
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:307) ~[spring-boot-2.7.12.jar!/:2.7.12]
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:1303) ~[spring-boot-2.7.12.jar!/:2.7.12]
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:1292) ~[spring-boot-2.7.12.jar!/:2.7.12]
	at com.oceanbase.ocp.OcpExpressApplication.main(OcpExpressApplication.java:21) ~[classes!/:4.2.1-20231016]
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:1.8.0_382]
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[na:1.8.0_382]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:1.8.0_382]
	at java.lang.reflect.Method.invoke(Method.java:498) ~[na:1.8.0_382]
	at org.springframework.boot.loader.MainMethodRunner.run(MainMethodRunner.java:49) ~[ocp-express-server.jar:4.2.1-20231016]
	at org.springframework.boot.loader.Launcher.launch(Launcher.java:107) ~[ocp-express-server.jar:4.2.1-20231016]
	at org.springframework.boot.loader.Launcher.launch(Launcher.java:58) ~[ocp-express-server.jar:4.2.1-20231016]
	at org.springframework.boot.loader.PropertiesLauncher.main(PropertiesLauncher.java:467) ~[ocp-express-server.jar:4.2.1-20231016]
Caused by: java.net.ConnectException: Connection refused (Connection refused)
	at java.net.PlainSocketImpl.socketConnect(Native Method) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188) ~[na:1.8.0_382]
	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392) ~[na:1.8.0_382]
	at java.net.Socket.connect(Socket.java:607) ~[na:1.8.0_382]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.createSocket(AbstractConnectProtocol.java:286) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.createConnection(AbstractConnectProtocol.java:552) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.connectWithoutProxy(AbstractConnectProtocol.java:1639) ~[oceanbase-client-2.4.3.jar!/:na]
	... 59 common frames omitted

2023-10-20 12:02:44.454 ERROR 61169 --- [main,,] com.alibaba.druid.pool.DruidDataSource   : {dataSource-1} init error

java.sql.SQLNonTransientConnectionException: Could not connect to HostAddress{host='127.0.0.1', port=2883}. Connection refused (Connection refused)
	at com.oceanbase.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:122) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:225) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.connectWithoutProxy(AbstractConnectProtocol.java:1659) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.util.Utils.retrieveProxy(Utils.java:1427) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.OceanBaseConnection.newConnection(OceanBaseConnection.java:306) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.Driver.connect(Driver.java:89) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:251) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1659) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1723) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidDataSource.init(DruidDataSource.java:927) [druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidDataSource.getConnection(DruidDataSource.java:1401) [druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidDataSource.getConnection(DruidDataSource.java:1397) [druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidDataSource.getConnection(DruidDataSource.java:100) [druid-1.2.8.jar!/:1.2.8]
	at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122) [hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	at org.hibernate.engine.jdbc.env.internal.JdbcEnvironmentInitiator$ConnectionProviderJdbcConnectionAccess.obtainConnection(JdbcEnvironmentInitiator.java:180) [hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	at org.hibernate.engine.jdbc.env.internal.JdbcEnvironmentInitiator.initiateService(JdbcEnvironmentInitiator.java:68) [hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	at org.hibernate.engine.jdbc.env.internal.JdbcEnvironmentInitiator.initiateService(JdbcEnvironmentInitiator.java:35) [hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	at org.hibernate.boot.registry.internal.StandardServiceRegistryImpl.initiateService(StandardServiceRegistryImpl.java:101) [hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	at org.hibernate.service.internal.AbstractServiceRegistryImpl.createService(AbstractServiceRegistryImpl.java:263) [hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	at org.hibernate.service.internal.AbstractServiceRegistryImpl.initializeService(AbstractServiceRegistryImpl.java:237) [hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	at org.hibernate.service.internal.AbstractServiceRegistryImpl.getService(AbstractServiceRegistryImpl.java:214) [hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	at org.hibernate.id.factory.internal.DefaultIdentifierGeneratorFactory.injectServices(DefaultIdentifierGeneratorFactory.java:152) [hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	at org.hibernate.service.internal.AbstractServiceRegistryImpl.injectDependencies(AbstractServiceRegistryImpl.java:286) [hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	at org.hibernate.service.internal.AbstractServiceRegistryImpl.initializeService(AbstractServiceRegistryImpl.java:243) [hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	at org.hibernate.service.internal.AbstractServiceRegistryImpl.getService(AbstractServiceRegistryImpl.java:214) [hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	at org.hibernate.boot.internal.InFlightMetadataCollectorImpl.<init>(InFlightMetadataCollectorImpl.java:176) [hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	at org.hibernate.boot.model.process.spi.MetadataBuildingProcess.complete(MetadataBuildingProcess.java:127) [hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	at org.hibernate.jpa.boot.internal.EntityManagerFactoryBuilderImpl.metadata(EntityManagerFactoryBuilderImpl.java:1224) [hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	at org.hibernate.jpa.boot.internal.EntityManagerFactoryBuilderImpl.build(EntityManagerFactoryBuilderImpl.java:1255) [hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	at org.springframework.orm.jpa.vendor.SpringHibernateJpaPersistenceProvider.createContainerEntityManagerFactory(SpringHibernateJpaPersistenceProvider.java:58) [spring-orm-5.3.27.jar!/:5.3.27]
	at org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean.createNativeEntityManagerFactory(LocalContainerEntityManagerFactoryBean.java:365) [spring-orm-5.3.27.jar!/:5.3.27]
	at org.springframework.orm.jpa.AbstractEntityManagerFactoryBean.buildNativeEntityManagerFactory(AbstractEntityManagerFactoryBean.java:409) [spring-orm-5.3.27.jar!/:5.3.27]
	at org.springframework.orm.jpa.AbstractEntityManagerFactoryBean.afterPropertiesSet(AbstractEntityManagerFactoryBean.java:396) [spring-orm-5.3.27.jar!/:5.3.27]
	at org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean.afterPropertiesSet(LocalContainerEntityManagerFactoryBean.java:341) [spring-orm-5.3.27.jar!/:5.3.27]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeInitMethods(AbstractAutowireCapableBeanFactory.java:1863) [spring-beans-5.3.27.jar!/:5.3.27]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1800) [spring-beans-5.3.27.jar!/:5.3.27]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:620) [spring-beans-5.3.27.jar!/:5.3.27]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:542) [spring-beans-5.3.27.jar!/:5.3.27]
	at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:335) [spring-beans-5.3.27.jar!/:5.3.27]
	at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:234) ~[spring-beans-5.3.27.jar!/:5.3.27]
	at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:333) [spring-beans-5.3.27.jar!/:5.3.27]
	at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:208) [spring-beans-5.3.27.jar!/:5.3.27]
	at org.springframework.context.support.AbstractApplicationContext.getBean(AbstractApplicationContext.java:1156) ~[spring-context-5.3.27.jar!/:5.3.27]
	at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:910) ~[spring-context-5.3.27.jar!/:5.3.27]
	at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:583) ~[spring-context-5.3.27.jar!/:5.3.27]
	at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:147) ~[spring-boot-2.7.12.jar!/:2.7.12]
	at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:731) ~[spring-boot-2.7.12.jar!/:2.7.12]
	at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:408) ~[spring-boot-2.7.12.jar!/:2.7.12]
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:307) ~[spring-boot-2.7.12.jar!/:2.7.12]
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:1303) ~[spring-boot-2.7.12.jar!/:2.7.12]
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:1292) ~[spring-boot-2.7.12.jar!/:2.7.12]
	at com.oceanbase.ocp.OcpExpressApplication.main(OcpExpressApplication.java:21) ~[classes!/:4.2.1-20231016]
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:1.8.0_382]
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[na:1.8.0_382]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:1.8.0_382]
	at java.lang.reflect.Method.invoke(Method.java:498) ~[na:1.8.0_382]
	at org.springframework.boot.loader.MainMethodRunner.run(MainMethodRunner.java:49) ~[ocp-express-server.jar:4.2.1-20231016]
	at org.springframework.boot.loader.Launcher.launch(Launcher.java:107) ~[ocp-express-server.jar:4.2.1-20231016]
	at org.springframework.boot.loader.Launcher.launch(Launcher.java:58) ~[ocp-express-server.jar:4.2.1-20231016]
	at org.springframework.boot.loader.PropertiesLauncher.main(PropertiesLauncher.java:467) ~[ocp-express-server.jar:4.2.1-20231016]
Caused by: java.net.ConnectException: Connection refused (Connection refused)
	at java.net.PlainSocketImpl.socketConnect(Native Method) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188) ~[na:1.8.0_382]
	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392) ~[na:1.8.0_382]
	at java.net.Socket.connect(Socket.java:607) ~[na:1.8.0_382]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.createSocket(AbstractConnectProtocol.java:286) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.createConnection(AbstractConnectProtocol.java:552) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.connectWithoutProxy(AbstractConnectProtocol.java:1639) ~[oceanbase-client-2.4.3.jar!/:na]
	... 59 common frames omitted

2023-10-20 12:02:44.454  INFO 61169 --- [main,,] com.alibaba.druid.pool.DruidDataSource   : {dataSource-1,metadb-connect-pool} inited
2023-10-20 12:02:44.455  WARN 61169 --- [main,,] o.h.e.j.e.i.JdbcEnvironmentInitiator     : HHH000342: Could not obtain connection to query metadata

java.sql.SQLNonTransientConnectionException: Could not connect to HostAddress{host='127.0.0.1', port=2883}. Connection refused (Connection refused)
	at com.oceanbase.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:122) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:225) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.connectWithoutProxy(AbstractConnectProtocol.java:1659) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.util.Utils.retrieveProxy(Utils.java:1427) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.OceanBaseConnection.newConnection(OceanBaseConnection.java:306) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.Driver.connect(Driver.java:89) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:251) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1659) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1723) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidDataSource.init(DruidDataSource.java:927) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidDataSource.getConnection(DruidDataSource.java:1401) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidDataSource.getConnection(DruidDataSource.java:1397) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidDataSource.getConnection(DruidDataSource.java:100) ~[druid-1.2.8.jar!/:1.2.8]
	at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122) ~[hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	at org.hibernate.engine.jdbc.env.internal.JdbcEnvironmentInitiator$ConnectionProviderJdbcConnectionAccess.obtainConnection(JdbcEnvironmentInitiator.java:180) ~[hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	at org.hibernate.engine.jdbc.env.internal.JdbcEnvironmentInitiator.initiateService(JdbcEnvironmentInitiator.java:68) [hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	at org.hibernate.engine.jdbc.env.internal.JdbcEnvironmentInitiator.initiateService(JdbcEnvironmentInitiator.java:35) [hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	at org.hibernate.boot.registry.internal.StandardServiceRegistryImpl.initiateService(StandardServiceRegistryImpl.java:101) [hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	at org.hibernate.service.internal.AbstractServiceRegistryImpl.createService(AbstractServiceRegistryImpl.java:263) [hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	at org.hibernate.service.internal.AbstractServiceRegistryImpl.initializeService(AbstractServiceRegistryImpl.java:237) [hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	at org.hibernate.service.internal.AbstractServiceRegistryImpl.getService(AbstractServiceRegistryImpl.java:214) [hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	at org.hibernate.id.factory.internal.DefaultIdentifierGeneratorFactory.injectServices(DefaultIdentifierGeneratorFactory.java:152) [hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	at org.hibernate.service.internal.AbstractServiceRegistryImpl.injectDependencies(AbstractServiceRegistryImpl.java:286) [hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	at org.hibernate.service.internal.AbstractServiceRegistryImpl.initializeService(AbstractServiceRegistryImpl.java:243) [hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	at org.hibernate.service.internal.AbstractServiceRegistryImpl.getService(AbstractServiceRegistryImpl.java:214) [hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	at org.hibernate.boot.internal.InFlightMetadataCollectorImpl.<init>(InFlightMetadataCollectorImpl.java:176) [hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	at org.hibernate.boot.model.process.spi.MetadataBuildingProcess.complete(MetadataBuildingProcess.java:127) [hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	at org.hibernate.jpa.boot.internal.EntityManagerFactoryBuilderImpl.metadata(EntityManagerFactoryBuilderImpl.java:1224) [hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	at org.hibernate.jpa.boot.internal.EntityManagerFactoryBuilderImpl.build(EntityManagerFactoryBuilderImpl.java:1255) [hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	at org.springframework.orm.jpa.vendor.SpringHibernateJpaPersistenceProvider.createContainerEntityManagerFactory(SpringHibernateJpaPersistenceProvider.java:58) [spring-orm-5.3.27.jar!/:5.3.27]
	at org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean.createNativeEntityManagerFactory(LocalContainerEntityManagerFactoryBean.java:365) [spring-orm-5.3.27.jar!/:5.3.27]
	at org.springframework.orm.jpa.AbstractEntityManagerFactoryBean.buildNativeEntityManagerFactory(AbstractEntityManagerFactoryBean.java:409) [spring-orm-5.3.27.jar!/:5.3.27]
	at org.springframework.orm.jpa.AbstractEntityManagerFactoryBean.afterPropertiesSet(AbstractEntityManagerFactoryBean.java:396) [spring-orm-5.3.27.jar!/:5.3.27]
	at org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean.afterPropertiesSet(LocalContainerEntityManagerFactoryBean.java:341) [spring-orm-5.3.27.jar!/:5.3.27]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeInitMethods(AbstractAutowireCapableBeanFactory.java:1863) [spring-beans-5.3.27.jar!/:5.3.27]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1800) [spring-beans-5.3.27.jar!/:5.3.27]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:620) [spring-beans-5.3.27.jar!/:5.3.27]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:542) [spring-beans-5.3.27.jar!/:5.3.27]
	at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:335) [spring-beans-5.3.27.jar!/:5.3.27]
	at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:234) ~[spring-beans-5.3.27.jar!/:5.3.27]
	at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:333) [spring-beans-5.3.27.jar!/:5.3.27]
	at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:208) [spring-beans-5.3.27.jar!/:5.3.27]
	at org.springframework.context.support.AbstractApplicationContext.getBean(AbstractApplicationContext.java:1156) ~[spring-context-5.3.27.jar!/:5.3.27]
	at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:910) ~[spring-context-5.3.27.jar!/:5.3.27]
	at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:583) ~[spring-context-5.3.27.jar!/:5.3.27]
	at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:147) ~[spring-boot-2.7.12.jar!/:2.7.12]
	at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:731) ~[spring-boot-2.7.12.jar!/:2.7.12]
	at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:408) ~[spring-boot-2.7.12.jar!/:2.7.12]
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:307) ~[spring-boot-2.7.12.jar!/:2.7.12]
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:1303) ~[spring-boot-2.7.12.jar!/:2.7.12]
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:1292) ~[spring-boot-2.7.12.jar!/:2.7.12]
	at com.oceanbase.ocp.OcpExpressApplication.main(OcpExpressApplication.java:21) ~[classes!/:4.2.1-20231016]
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:1.8.0_382]
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[na:1.8.0_382]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:1.8.0_382]
	at java.lang.reflect.Method.invoke(Method.java:498) ~[na:1.8.0_382]
	at org.springframework.boot.loader.MainMethodRunner.run(MainMethodRunner.java:49) ~[ocp-express-server.jar:4.2.1-20231016]
	at org.springframework.boot.loader.Launcher.launch(Launcher.java:107) ~[ocp-express-server.jar:4.2.1-20231016]
	at org.springframework.boot.loader.Launcher.launch(Launcher.java:58) ~[ocp-express-server.jar:4.2.1-20231016]
	at org.springframework.boot.loader.PropertiesLauncher.main(PropertiesLauncher.java:467) ~[ocp-express-server.jar:4.2.1-20231016]
Caused by: java.net.ConnectException: Connection refused (Connection refused)
	at java.net.PlainSocketImpl.socketConnect(Native Method) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188) ~[na:1.8.0_382]
	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392) ~[na:1.8.0_382]
	at java.net.Socket.connect(Socket.java:607) ~[na:1.8.0_382]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.createSocket(AbstractConnectProtocol.java:286) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.createConnection(AbstractConnectProtocol.java:552) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.connectWithoutProxy(AbstractConnectProtocol.java:1639) ~[oceanbase-client-2.4.3.jar!/:na]
	... 59 common frames omitted

2023-10-20 12:02:44.457 ERROR 61169 --- [Druid-ConnectionPool-Create-40875560,,] com.alibaba.druid.pool.DruidDataSource   : create connection SQLException, url: jdbc:oceanbase://127.0.0.1:2883/ocp_express?useUnicode=true&characterEncoding=UTF8&connectTimeout=2000&socketTimeout=600000&sessionVariables=ob_query_timeout=600000000,ob_trx_timeout=600000000&rewriteBatchedStatements=true, errorCode -1, state 08000

java.sql.SQLNonTransientConnectionException: Could not connect to HostAddress{host='127.0.0.1', port=2883}. Connection refused (Connection refused)
	at com.oceanbase.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:122) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:225) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.connectWithoutProxy(AbstractConnectProtocol.java:1659) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.util.Utils.retrieveProxy(Utils.java:1427) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.OceanBaseConnection.newConnection(OceanBaseConnection.java:306) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.Driver.connect(Driver.java:89) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:251) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1659) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1723) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2838) ~[druid-1.2.8.jar!/:1.2.8]
Caused by: java.net.ConnectException: Connection refused (Connection refused)
	at java.net.PlainSocketImpl.socketConnect(Native Method) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188) ~[na:1.8.0_382]
	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392) ~[na:1.8.0_382]
	at java.net.Socket.connect(Socket.java:607) ~[na:1.8.0_382]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.createSocket(AbstractConnectProtocol.java:286) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.createConnection(AbstractConnectProtocol.java:552) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.connectWithoutProxy(AbstractConnectProtocol.java:1639) ~[oceanbase-client-2.4.3.jar!/:na]
	... 9 common frames omitted

2023-10-20 12:02:44.461 ERROR 61169 --- [Druid-ConnectionPool-Create-40875560,,] com.alibaba.druid.pool.DruidDataSource   : create connection SQLException, url: jdbc:oceanbase://127.0.0.1:2883/ocp_express?useUnicode=true&characterEncoding=UTF8&connectTimeout=2000&socketTimeout=600000&sessionVariables=ob_query_timeout=600000000,ob_trx_timeout=600000000&rewriteBatchedStatements=true, errorCode -1, state 08000

java.sql.SQLNonTransientConnectionException: Could not connect to HostAddress{host='127.0.0.1', port=2883}. Connection refused (Connection refused)
	at com.oceanbase.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:122) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:225) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.connectWithoutProxy(AbstractConnectProtocol.java:1659) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.util.Utils.retrieveProxy(Utils.java:1427) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.OceanBaseConnection.newConnection(OceanBaseConnection.java:306) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.Driver.connect(Driver.java:89) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:251) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1659) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1723) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2838) ~[druid-1.2.8.jar!/:1.2.8]
Caused by: java.net.ConnectException: Connection refused (Connection refused)
	at java.net.PlainSocketImpl.socketConnect(Native Method) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188) ~[na:1.8.0_382]
	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392) ~[na:1.8.0_382]
	at java.net.Socket.connect(Socket.java:607) ~[na:1.8.0_382]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.createSocket(AbstractConnectProtocol.java:286) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.createConnection(AbstractConnectProtocol.java:552) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.connectWithoutProxy(AbstractConnectProtocol.java:1639) ~[oceanbase-client-2.4.3.jar!/:na]
	... 9 common frames omitted

2023-10-20 12:02:44.462  INFO 61169 --- [Druid-ConnectionPool-Create-40875560,,] c.a.druid.pool.DruidAbstractDataSource   : {dataSource-1} failContinuous is true
2023-10-20 12:02:44.487  INFO 61169 --- [main,,] org.hibernate.dialect.Dialect            : HHH000400: Using dialect: org.hibernate.dialect.MySQL5Dialect
2023-10-20 12:02:44.965 ERROR 61169 --- [Druid-ConnectionPool-Create-40875560,,] com.alibaba.druid.pool.DruidDataSource   : create connection SQLException, url: jdbc:oceanbase://127.0.0.1:2883/ocp_express?useUnicode=true&characterEncoding=UTF8&connectTimeout=2000&socketTimeout=600000&sessionVariables=ob_query_timeout=600000000,ob_trx_timeout=600000000&rewriteBatchedStatements=true, errorCode -1, state 08000

java.sql.SQLNonTransientConnectionException: Could not connect to HostAddress{host='127.0.0.1', port=2883}. Connection refused (Connection refused)
	at com.oceanbase.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:122) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:225) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.connectWithoutProxy(AbstractConnectProtocol.java:1659) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.util.Utils.retrieveProxy(Utils.java:1427) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.OceanBaseConnection.newConnection(OceanBaseConnection.java:306) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.Driver.connect(Driver.java:89) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:251) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1659) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1723) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2838) ~[druid-1.2.8.jar!/:1.2.8]
Caused by: java.net.ConnectException: Connection refused (Connection refused)
	at java.net.PlainSocketImpl.socketConnect(Native Method) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188) ~[na:1.8.0_382]
	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392) ~[na:1.8.0_382]
	at java.net.Socket.connect(Socket.java:607) ~[na:1.8.0_382]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.createSocket(AbstractConnectProtocol.java:286) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.createConnection(AbstractConnectProtocol.java:552) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.connectWithoutProxy(AbstractConnectProtocol.java:1639) ~[oceanbase-client-2.4.3.jar!/:na]
	... 9 common frames omitted

2023-10-20 12:02:45.468 ERROR 61169 --- [Druid-ConnectionPool-Create-40875560,,] com.alibaba.druid.pool.DruidDataSource   : create connection SQLException, url: jdbc:oceanbase://127.0.0.1:2883/ocp_express?useUnicode=true&characterEncoding=UTF8&connectTimeout=2000&socketTimeout=600000&sessionVariables=ob_query_timeout=600000000,ob_trx_timeout=600000000&rewriteBatchedStatements=true, errorCode -1, state 08000

java.sql.SQLNonTransientConnectionException: Could not connect to HostAddress{host='127.0.0.1', port=2883}. Connection refused (Connection refused)
	at com.oceanbase.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:122) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:225) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.connectWithoutProxy(AbstractConnectProtocol.java:1659) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.util.Utils.retrieveProxy(Utils.java:1427) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.OceanBaseConnection.newConnection(OceanBaseConnection.java:306) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.Driver.connect(Driver.java:89) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:251) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1659) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1723) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2838) ~[druid-1.2.8.jar!/:1.2.8]
Caused by: java.net.ConnectException: Connection refused (Connection refused)
	at java.net.PlainSocketImpl.socketConnect(Native Method) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188) ~[na:1.8.0_382]
	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392) ~[na:1.8.0_382]
	at java.net.Socket.connect(Socket.java:607) ~[na:1.8.0_382]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.createSocket(AbstractConnectProtocol.java:286) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.createConnection(AbstractConnectProtocol.java:552) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.connectWithoutProxy(AbstractConnectProtocol.java:1639) ~[oceanbase-client-2.4.3.jar!/:na]
	... 9 common frames omitted

2023-10-20 12:02:45.974 ERROR 61169 --- [Druid-ConnectionPool-Create-40875560,,] com.alibaba.druid.pool.DruidDataSource   : create connection SQLException, url: jdbc:oceanbase://127.0.0.1:2883/ocp_express?useUnicode=true&characterEncoding=UTF8&connectTimeout=2000&socketTimeout=600000&sessionVariables=ob_query_timeout=600000000,ob_trx_timeout=600000000&rewriteBatchedStatements=true, errorCode -1, state 08000

java.sql.SQLNonTransientConnectionException: Could not connect to HostAddress{host='127.0.0.1', port=2883}. Connection refused (Connection refused)
	at com.oceanbase.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:122) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:225) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.connectWithoutProxy(AbstractConnectProtocol.java:1659) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.util.Utils.retrieveProxy(Utils.java:1427) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.OceanBaseConnection.newConnection(OceanBaseConnection.java:306) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.Driver.connect(Driver.java:89) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:251) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1659) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1723) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2838) ~[druid-1.2.8.jar!/:1.2.8]
Caused by: java.net.ConnectException: Connection refused (Connection refused)
	at java.net.PlainSocketImpl.socketConnect(Native Method) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188) ~[na:1.8.0_382]
	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392) ~[na:1.8.0_382]
	at java.net.Socket.connect(Socket.java:607) ~[na:1.8.0_382]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.createSocket(AbstractConnectProtocol.java:286) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.createConnection(AbstractConnectProtocol.java:552) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.connectWithoutProxy(AbstractConnectProtocol.java:1639) ~[oceanbase-client-2.4.3.jar!/:na]
	... 9 common frames omitted

2023-10-20 12:02:46.049  INFO 61169 --- [main,,] o.h.e.t.j.p.i.JtaPlatformInitiator       : HHH000490: Using JtaPlatform implementation: [org.hibernate.engine.transaction.jta.platform.internal.NoJtaPlatform]
2023-10-20 12:02:46.072  INFO 61169 --- [main,,] j.LocalContainerEntityManagerFactoryBean : Initialized JPA EntityManagerFactory for persistence unit 'default'
2023-10-20 12:02:46.477 ERROR 61169 --- [Druid-ConnectionPool-Create-40875560,,] com.alibaba.druid.pool.DruidDataSource   : create connection SQLException, url: jdbc:oceanbase://127.0.0.1:2883/ocp_express?useUnicode=true&characterEncoding=UTF8&connectTimeout=2000&socketTimeout=600000&sessionVariables=ob_query_timeout=600000000,ob_trx_timeout=600000000&rewriteBatchedStatements=true, errorCode -1, state 08000

java.sql.SQLNonTransientConnectionException: Could not connect to HostAddress{host='127.0.0.1', port=2883}. Connection refused (Connection refused)
	at com.oceanbase.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:122) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:225) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.connectWithoutProxy(AbstractConnectProtocol.java:1659) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.util.Utils.retrieveProxy(Utils.java:1427) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.OceanBaseConnection.newConnection(OceanBaseConnection.java:306) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.Driver.connect(Driver.java:89) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:251) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1659) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1723) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2838) ~[druid-1.2.8.jar!/:1.2.8]
Caused by: java.net.ConnectException: Connection refused (Connection refused)
	at java.net.PlainSocketImpl.socketConnect(Native Method) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188) ~[na:1.8.0_382]
	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392) ~[na:1.8.0_382]
	at java.net.Socket.connect(Socket.java:607) ~[na:1.8.0_382]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.createSocket(AbstractConnectProtocol.java:286) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.createConnection(AbstractConnectProtocol.java:552) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.connectWithoutProxy(AbstractConnectProtocol.java:1639) ~[oceanbase-client-2.4.3.jar!/:na]
	... 9 common frames omitted

2023-10-20 12:02:46.992 ERROR 61169 --- [Druid-ConnectionPool-Create-40875560,,] com.alibaba.druid.pool.DruidDataSource   : create connection SQLException, url: jdbc:oceanbase://127.0.0.1:2883/ocp_express?useUnicode=true&characterEncoding=UTF8&connectTimeout=2000&socketTimeout=600000&sessionVariables=ob_query_timeout=600000000,ob_trx_timeout=600000000&rewriteBatchedStatements=true, errorCode -1, state 08000

java.sql.SQLNonTransientConnectionException: Could not connect to HostAddress{host='127.0.0.1', port=2883}. Connection refused (Connection refused)
	at com.oceanbase.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:122) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:225) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.connectWithoutProxy(AbstractConnectProtocol.java:1659) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.util.Utils.retrieveProxy(Utils.java:1427) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.OceanBaseConnection.newConnection(OceanBaseConnection.java:306) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.Driver.connect(Driver.java:89) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:251) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1659) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1723) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2838) ~[druid-1.2.8.jar!/:1.2.8]
Caused by: java.net.ConnectException: Connection refused (Connection refused)
	at java.net.PlainSocketImpl.socketConnect(Native Method) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188) ~[na:1.8.0_382]
	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392) ~[na:1.8.0_382]
	at java.net.Socket.connect(Socket.java:607) ~[na:1.8.0_382]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.createSocket(AbstractConnectProtocol.java:286) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.createConnection(AbstractConnectProtocol.java:552) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.connectWithoutProxy(AbstractConnectProtocol.java:1639) ~[oceanbase-client-2.4.3.jar!/:na]
	... 9 common frames omitted

2023-10-20 12:02:47.494 ERROR 61169 --- [Druid-ConnectionPool-Create-40875560,,] com.alibaba.druid.pool.DruidDataSource   : create connection SQLException, url: jdbc:oceanbase://127.0.0.1:2883/ocp_express?useUnicode=true&characterEncoding=UTF8&connectTimeout=2000&socketTimeout=600000&sessionVariables=ob_query_timeout=600000000,ob_trx_timeout=600000000&rewriteBatchedStatements=true, errorCode -1, state 08000

java.sql.SQLNonTransientConnectionException: Could not connect to HostAddress{host='127.0.0.1', port=2883}. Connection refused (Connection refused)
	at com.oceanbase.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:122) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:225) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.connectWithoutProxy(AbstractConnectProtocol.java:1659) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.util.Utils.retrieveProxy(Utils.java:1427) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.OceanBaseConnection.newConnection(OceanBaseConnection.java:306) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.Driver.connect(Driver.java:89) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:251) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1659) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1723) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2838) ~[druid-1.2.8.jar!/:1.2.8]
Caused by: java.net.ConnectException: Connection refused (Connection refused)
	at java.net.PlainSocketImpl.socketConnect(Native Method) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188) ~[na:1.8.0_382]
	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392) ~[na:1.8.0_382]
	at java.net.Socket.connect(Socket.java:607) ~[na:1.8.0_382]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.createSocket(AbstractConnectProtocol.java:286) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.createConnection(AbstractConnectProtocol.java:552) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.connectWithoutProxy(AbstractConnectProtocol.java:1639) ~[oceanbase-client-2.4.3.jar!/:na]
	... 9 common frames omitted

2023-10-20 12:02:47.997 ERROR 61169 --- [Druid-ConnectionPool-Create-40875560,,] com.alibaba.druid.pool.DruidDataSource   : create connection SQLException, url: jdbc:oceanbase://127.0.0.1:2883/ocp_express?useUnicode=true&characterEncoding=UTF8&connectTimeout=2000&socketTimeout=600000&sessionVariables=ob_query_timeout=600000000,ob_trx_timeout=600000000&rewriteBatchedStatements=true, errorCode -1, state 08000

java.sql.SQLNonTransientConnectionException: Could not connect to HostAddress{host='127.0.0.1', port=2883}. Connection refused (Connection refused)
	at com.oceanbase.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:122) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:225) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.connectWithoutProxy(AbstractConnectProtocol.java:1659) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.util.Utils.retrieveProxy(Utils.java:1427) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.OceanBaseConnection.newConnection(OceanBaseConnection.java:306) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.Driver.connect(Driver.java:89) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:251) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1659) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1723) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2838) ~[druid-1.2.8.jar!/:1.2.8]
Caused by: java.net.ConnectException: Connection refused (Connection refused)
	at java.net.PlainSocketImpl.socketConnect(Native Method) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188) ~[na:1.8.0_382]
	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392) ~[na:1.8.0_382]
	at java.net.Socket.connect(Socket.java:607) ~[na:1.8.0_382]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.createSocket(AbstractConnectProtocol.java:286) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.createConnection(AbstractConnectProtocol.java:552) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.connectWithoutProxy(AbstractConnectProtocol.java:1639) ~[oceanbase-client-2.4.3.jar!/:na]
	... 9 common frames omitted

2023-10-20 12:02:48.501 ERROR 61169 --- [Druid-ConnectionPool-Create-40875560,,] com.alibaba.druid.pool.DruidDataSource   : create connection SQLException, url: jdbc:oceanbase://127.0.0.1:2883/ocp_express?useUnicode=true&characterEncoding=UTF8&connectTimeout=2000&socketTimeout=600000&sessionVariables=ob_query_timeout=600000000,ob_trx_timeout=600000000&rewriteBatchedStatements=true, errorCode -1, state 08000

java.sql.SQLNonTransientConnectionException: Could not connect to HostAddress{host='127.0.0.1', port=2883}. Connection refused (Connection refused)
	at com.oceanbase.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:122) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:225) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.connectWithoutProxy(AbstractConnectProtocol.java:1659) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.util.Utils.retrieveProxy(Utils.java:1427) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.OceanBaseConnection.newConnection(OceanBaseConnection.java:306) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.Driver.connect(Driver.java:89) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:251) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1659) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1723) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2838) ~[druid-1.2.8.jar!/:1.2.8]
Caused by: java.net.ConnectException: Connection refused (Connection refused)
	at java.net.PlainSocketImpl.socketConnect(Native Method) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188) ~[na:1.8.0_382]
	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392) ~[na:1.8.0_382]
	at java.net.Socket.connect(Socket.java:607) ~[na:1.8.0_382]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.createSocket(AbstractConnectProtocol.java:286) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.createConnection(AbstractConnectProtocol.java:552) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.connectWithoutProxy(AbstractConnectProtocol.java:1639) ~[oceanbase-client-2.4.3.jar!/:na]
	... 9 common frames omitted

2023-10-20 12:02:49.005 ERROR 61169 --- [Druid-ConnectionPool-Create-40875560,,] com.alibaba.druid.pool.DruidDataSource   : create connection SQLException, url: jdbc:oceanbase://127.0.0.1:2883/ocp_express?useUnicode=true&characterEncoding=UTF8&connectTimeout=2000&socketTimeout=600000&sessionVariables=ob_query_timeout=600000000,ob_trx_timeout=600000000&rewriteBatchedStatements=true, errorCode -1, state 08000

java.sql.SQLNonTransientConnectionException: Could not connect to HostAddress{host='127.0.0.1', port=2883}. Connection refused (Connection refused)
	at com.oceanbase.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:122) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:225) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.connectWithoutProxy(AbstractConnectProtocol.java:1659) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.util.Utils.retrieveProxy(Utils.java:1427) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.OceanBaseConnection.newConnection(OceanBaseConnection.java:306) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.Driver.connect(Driver.java:89) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:251) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1659) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1723) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2838) ~[druid-1.2.8.jar!/:1.2.8]
Caused by: java.net.ConnectException: Connection refused (Connection refused)
	at java.net.PlainSocketImpl.socketConnect(Native Method) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188) ~[na:1.8.0_382]
	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392) ~[na:1.8.0_382]
	at java.net.Socket.connect(Socket.java:607) ~[na:1.8.0_382]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.createSocket(AbstractConnectProtocol.java:286) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.createConnection(AbstractConnectProtocol.java:552) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.connectWithoutProxy(AbstractConnectProtocol.java:1639) ~[oceanbase-client-2.4.3.jar!/:na]
	... 9 common frames omitted

2023-10-20 12:02:49.078  WARN 61169 --- [main,,] com.alibaba.druid.pool.DruidDataSource   : get connection timeout retry : 1
2023-10-20 12:02:49.507 ERROR 61169 --- [Druid-ConnectionPool-Create-40875560,,] com.alibaba.druid.pool.DruidDataSource   : create connection SQLException, url: jdbc:oceanbase://127.0.0.1:2883/ocp_express?useUnicode=true&characterEncoding=UTF8&connectTimeout=2000&socketTimeout=600000&sessionVariables=ob_query_timeout=600000000,ob_trx_timeout=600000000&rewriteBatchedStatements=true, errorCode -1, state 08000

java.sql.SQLNonTransientConnectionException: Could not connect to HostAddress{host='127.0.0.1', port=2883}. Connection refused (Connection refused)
	at com.oceanbase.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:122) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:225) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.connectWithoutProxy(AbstractConnectProtocol.java:1659) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.util.Utils.retrieveProxy(Utils.java:1427) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.OceanBaseConnection.newConnection(OceanBaseConnection.java:306) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.Driver.connect(Driver.java:89) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:251) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1659) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1723) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2838) ~[druid-1.2.8.jar!/:1.2.8]
Caused by: java.net.ConnectException: Connection refused (Connection refused)
	at java.net.PlainSocketImpl.socketConnect(Native Method) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188) ~[na:1.8.0_382]
	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392) ~[na:1.8.0_382]
	at java.net.Socket.connect(Socket.java:607) ~[na:1.8.0_382]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.createSocket(AbstractConnectProtocol.java:286) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.createConnection(AbstractConnectProtocol.java:552) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.connectWithoutProxy(AbstractConnectProtocol.java:1639) ~[oceanbase-client-2.4.3.jar!/:na]
	... 9 common frames omitted

2023-10-20 12:02:50.009 ERROR 61169 --- [Druid-ConnectionPool-Create-40875560,,] com.alibaba.druid.pool.DruidDataSource   : create connection SQLException, url: jdbc:oceanbase://127.0.0.1:2883/ocp_express?useUnicode=true&characterEncoding=UTF8&connectTimeout=2000&socketTimeout=600000&sessionVariables=ob_query_timeout=600000000,ob_trx_timeout=600000000&rewriteBatchedStatements=true, errorCode -1, state 08000

java.sql.SQLNonTransientConnectionException: Could not connect to HostAddress{host='127.0.0.1', port=2883}. Connection refused (Connection refused)
	at com.oceanbase.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:122) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:225) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.connectWithoutProxy(AbstractConnectProtocol.java:1659) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.util.Utils.retrieveProxy(Utils.java:1427) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.OceanBaseConnection.newConnection(OceanBaseConnection.java:306) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.Driver.connect(Driver.java:89) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:251) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1659) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1723) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2838) ~[druid-1.2.8.jar!/:1.2.8]
Caused by: java.net.ConnectException: Connection refused (Connection refused)
	at java.net.PlainSocketImpl.socketConnect(Native Method) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188) ~[na:1.8.0_382]
	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392) ~[na:1.8.0_382]
	at java.net.Socket.connect(Socket.java:607) ~[na:1.8.0_382]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.createSocket(AbstractConnectProtocol.java:286) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.createConnection(AbstractConnectProtocol.java:552) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.connectWithoutProxy(AbstractConnectProtocol.java:1639) ~[oceanbase-client-2.4.3.jar!/:na]
	... 9 common frames omitted

2023-10-20 12:02:50.512 ERROR 61169 --- [Druid-ConnectionPool-Create-40875560,,] com.alibaba.druid.pool.DruidDataSource   : create connection SQLException, url: jdbc:oceanbase://127.0.0.1:2883/ocp_express?useUnicode=true&characterEncoding=UTF8&connectTimeout=2000&socketTimeout=600000&sessionVariables=ob_query_timeout=600000000,ob_trx_timeout=600000000&rewriteBatchedStatements=true, errorCode -1, state 08000

java.sql.SQLNonTransientConnectionException: Could not connect to HostAddress{host='127.0.0.1', port=2883}. Connection refused (Connection refused)
	at com.oceanbase.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:122) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:225) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.connectWithoutProxy(AbstractConnectProtocol.java:1659) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.util.Utils.retrieveProxy(Utils.java:1427) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.OceanBaseConnection.newConnection(OceanBaseConnection.java:306) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.Driver.connect(Driver.java:89) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:251) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1659) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1723) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2838) ~[druid-1.2.8.jar!/:1.2.8]
Caused by: java.net.ConnectException: Connection refused (Connection refused)
	at java.net.PlainSocketImpl.socketConnect(Native Method) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188) ~[na:1.8.0_382]
	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392) ~[na:1.8.0_382]
	at java.net.Socket.connect(Socket.java:607) ~[na:1.8.0_382]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.createSocket(AbstractConnectProtocol.java:286) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.createConnection(AbstractConnectProtocol.java:552) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.connectWithoutProxy(AbstractConnectProtocol.java:1639) ~[oceanbase-client-2.4.3.jar!/:na]
	... 9 common frames omitted

2023-10-20 12:02:51.015 ERROR 61169 --- [Druid-ConnectionPool-Create-40875560,,] com.alibaba.druid.pool.DruidDataSource   : create connection SQLException, url: jdbc:oceanbase://127.0.0.1:2883/ocp_express?useUnicode=true&characterEncoding=UTF8&connectTimeout=2000&socketTimeout=600000&sessionVariables=ob_query_timeout=600000000,ob_trx_timeout=600000000&rewriteBatchedStatements=true, errorCode -1, state 08000

java.sql.SQLNonTransientConnectionException: Could not connect to HostAddress{host='127.0.0.1', port=2883}. Connection refused (Connection refused)
	at com.oceanbase.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:122) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:225) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.connectWithoutProxy(AbstractConnectProtocol.java:1659) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.util.Utils.retrieveProxy(Utils.java:1427) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.OceanBaseConnection.newConnection(OceanBaseConnection.java:306) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.Driver.connect(Driver.java:89) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:251) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1659) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1723) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2838) ~[druid-1.2.8.jar!/:1.2.8]
Caused by: java.net.ConnectException: Connection refused (Connection refused)
	at java.net.PlainSocketImpl.socketConnect(Native Method) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188) ~[na:1.8.0_382]
	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392) ~[na:1.8.0_382]
	at java.net.Socket.connect(Socket.java:607) ~[na:1.8.0_382]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.createSocket(AbstractConnectProtocol.java:286) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.createConnection(AbstractConnectProtocol.java:552) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.connectWithoutProxy(AbstractConnectProtocol.java:1639) ~[oceanbase-client-2.4.3.jar!/:na]
	... 9 common frames omitted

2023-10-20 12:02:51.081  WARN 61169 --- [main,,] o.h.engine.jdbc.spi.SqlExceptionHelper   : SQL Error: 0, SQLState: null
2023-10-20 12:02:51.081 ERROR 61169 --- [main,,] o.h.engine.jdbc.spi.SqlExceptionHelper   : wait millis 2000, active 0, maxActive 100, creating 0, createErrorCount 16
2023-10-20 12:02:51.090  WARN 61169 --- [main,,] ConfigServletWebServerApplicationContext : Exception encountered during context initialization - cancelling refresh attempt: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'obSdkConfig': Injection of resource dependencies failed; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'propertyService': Invocation of init method failed; nested exception is org.springframework.transaction.CannotCreateTransactionException: Could not open JPA EntityManager for transaction; nested exception is org.hibernate.exception.GenericJDBCException: Unable to acquire JDBC Connection
2023-10-20 12:02:51.091  INFO 61169 --- [main,,] j.LocalContainerEntityManagerFactoryBean : Closing JPA EntityManagerFactory for persistence unit 'default'
2023-10-20 12:02:51.093  INFO 61169 --- [main,,] com.alibaba.druid.pool.DruidDataSource   : {dataSource-1} closing ...
2023-10-20 12:02:51.095  INFO 61169 --- [main,,] com.alibaba.druid.pool.DruidDataSource   : {dataSource-1} closed
2023-10-20 12:02:51.100  INFO 61169 --- [main,,] o.apache.catalina.core.StandardService   : Stopping service [Tomcat]
2023-10-20 12:02:51.136  INFO 61169 --- [main,,] ConditionEvaluationReportLoggingListener : 

Error starting ApplicationContext. To display the conditions report re-run your application with 'debug' enabled.
2023-10-20 12:02:51.139  INFO 61169 --- [main,,] c.o.o.b.spring.BootstrapRunListener      : BootstrapRunListener failed
2023-10-20 12:02:51.220 ERROR 61169 --- [main,,] c.o.ocp.analyzer.OcpFailureAnalyzer      : OCP startup check failed with cause: 

org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'obSdkConfig': Injection of resource dependencies failed; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'propertyService': Invocation of init method failed; nested exception is org.springframework.transaction.CannotCreateTransactionException: Could not open JPA EntityManager for transaction; nested exception is org.hibernate.exception.GenericJDBCException: Unable to acquire JDBC Connection
	at org.springframework.context.annotation.CommonAnnotationBeanPostProcessor.postProcessProperties(CommonAnnotationBeanPostProcessor.java:332) ~[spring-context-5.3.27.jar!/:5.3.27]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1431) ~[spring-beans-5.3.27.jar!/:5.3.27]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:619) ~[spring-beans-5.3.27.jar!/:5.3.27]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:542) ~[spring-beans-5.3.27.jar!/:5.3.27]
	at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:335) ~[spring-beans-5.3.27.jar!/:5.3.27]
	at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:234) ~[spring-beans-5.3.27.jar!/:5.3.27]
	at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:333) ~[spring-beans-5.3.27.jar!/:5.3.27]
	at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:208) ~[spring-beans-5.3.27.jar!/:5.3.27]
	at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:955) ~[spring-beans-5.3.27.jar!/:5.3.27]
	at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:920) ~[spring-context-5.3.27.jar!/:5.3.27]
	at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:583) ~[spring-context-5.3.27.jar!/:5.3.27]
	at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:147) ~[spring-boot-2.7.12.jar!/:2.7.12]
	at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:731) [spring-boot-2.7.12.jar!/:2.7.12]
	at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:408) [spring-boot-2.7.12.jar!/:2.7.12]
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:307) [spring-boot-2.7.12.jar!/:2.7.12]
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:1303) [spring-boot-2.7.12.jar!/:2.7.12]
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:1292) [spring-boot-2.7.12.jar!/:2.7.12]
	at com.oceanbase.ocp.OcpExpressApplication.main(OcpExpressApplication.java:21) [classes!/:4.2.1-20231016]
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:1.8.0_382]
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[na:1.8.0_382]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:1.8.0_382]
	at java.lang.reflect.Method.invoke(Method.java:498) ~[na:1.8.0_382]
	at org.springframework.boot.loader.MainMethodRunner.run(MainMethodRunner.java:49) [ocp-express-server.jar:4.2.1-20231016]
	at org.springframework.boot.loader.Launcher.launch(Launcher.java:107) [ocp-express-server.jar:4.2.1-20231016]
	at org.springframework.boot.loader.Launcher.launch(Launcher.java:58) [ocp-express-server.jar:4.2.1-20231016]
	at org.springframework.boot.loader.PropertiesLauncher.main(PropertiesLauncher.java:467) [ocp-express-server.jar:4.2.1-20231016]
Caused by: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'propertyService': Invocation of init method failed; nested exception is org.springframework.transaction.CannotCreateTransactionException: Could not open JPA EntityManager for transaction; nested exception is org.hibernate.exception.GenericJDBCException: Unable to acquire JDBC Connection
	at org.springframework.beans.factory.annotation.InitDestroyAnnotationBeanPostProcessor.postProcessBeforeInitialization(InitDestroyAnnotationBeanPostProcessor.java:160) ~[spring-beans-5.3.27.jar!/:5.3.27]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.applyBeanPostProcessorsBeforeInitialization(AbstractAutowireCapableBeanFactory.java:440) ~[spring-beans-5.3.27.jar!/:5.3.27]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1796) ~[spring-beans-5.3.27.jar!/:5.3.27]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:620) ~[spring-beans-5.3.27.jar!/:5.3.27]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:542) ~[spring-beans-5.3.27.jar!/:5.3.27]
	at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:335) ~[spring-beans-5.3.27.jar!/:5.3.27]
	at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:234) ~[spring-beans-5.3.27.jar!/:5.3.27]
	at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:333) ~[spring-beans-5.3.27.jar!/:5.3.27]
	at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:213) ~[spring-beans-5.3.27.jar!/:5.3.27]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.resolveBeanByName(AbstractAutowireCapableBeanFactory.java:479) ~[spring-beans-5.3.27.jar!/:5.3.27]
	at org.springframework.context.annotation.CommonAnnotationBeanPostProcessor.autowireResource(CommonAnnotationBeanPostProcessor.java:550) ~[spring-context-5.3.27.jar!/:5.3.27]
	at org.springframework.context.annotation.CommonAnnotationBeanPostProcessor.getResource(CommonAnnotationBeanPostProcessor.java:520) ~[spring-context-5.3.27.jar!/:5.3.27]
	at org.springframework.context.annotation.CommonAnnotationBeanPostProcessor$ResourceElement.getResourceToInject(CommonAnnotationBeanPostProcessor.java:673) ~[spring-context-5.3.27.jar!/:5.3.27]
	at org.springframework.beans.factory.annotation.InjectionMetadata$InjectedElement.inject(InjectionMetadata.java:228) ~[spring-beans-5.3.27.jar!/:5.3.27]
	at org.springframework.beans.factory.annotation.InjectionMetadata.inject(InjectionMetadata.java:119) ~[spring-beans-5.3.27.jar!/:5.3.27]
	at org.springframework.context.annotation.CommonAnnotationBeanPostProcessor.postProcessProperties(CommonAnnotationBeanPostProcessor.java:329) ~[spring-context-5.3.27.jar!/:5.3.27]
	... 25 common frames omitted
Caused by: org.springframework.transaction.CannotCreateTransactionException: Could not open JPA EntityManager for transaction; nested exception is org.hibernate.exception.GenericJDBCException: Unable to acquire JDBC Connection
	at org.springframework.orm.jpa.JpaTransactionManager.doBegin(JpaTransactionManager.java:467) ~[spring-orm-5.3.27.jar!/:5.3.27]
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.startTransaction(AbstractPlatformTransactionManager.java:400) ~[spring-tx-5.3.27.jar!/:5.3.27]
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.getTransaction(AbstractPlatformTransactionManager.java:373) ~[spring-tx-5.3.27.jar!/:5.3.27]
	at org.springframework.transaction.interceptor.TransactionAspectSupport.createTransactionIfNecessary(TransactionAspectSupport.java:595) ~[spring-tx-5.3.27.jar!/:5.3.27]
	at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:382) ~[spring-tx-5.3.27.jar!/:5.3.27]
	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:119) ~[spring-tx-5.3.27.jar!/:5.3.27]
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186) ~[spring-aop-5.3.27.jar!/:5.3.27]
	at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:137) ~[spring-tx-5.3.27.jar!/:5.3.27]
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186) ~[spring-aop-5.3.27.jar!/:5.3.27]
	at org.springframework.data.jpa.repository.support.CrudMethodMetadataPostProcessor$CrudMethodMetadataPopulatingMethodInterceptor.invoke(CrudMethodMetadataPostProcessor.java:174) ~[spring-data-jpa-2.7.12.jar!/:2.7.12]
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186) ~[spring-aop-5.3.27.jar!/:5.3.27]
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:97) ~[spring-aop-5.3.27.jar!/:5.3.27]
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186) ~[spring-aop-5.3.27.jar!/:5.3.27]
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:220) ~[spring-aop-5.3.27.jar!/:5.3.27]
	at com.sun.proxy.$Proxy169.findAll(Unknown Source) ~[na:na]
	at com.oceanbase.ocp.core.property.PropertyService.init(PropertyService.java:64) ~[ocp-express-core-4.2.1-20231016.jar!/:4.2.1-20231016]
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:1.8.0_382]
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[na:1.8.0_382]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:1.8.0_382]
	at java.lang.reflect.Method.invoke(Method.java:498) ~[na:1.8.0_382]
	at org.springframework.beans.factory.annotation.InitDestroyAnnotationBeanPostProcessor$LifecycleElement.invoke(InitDestroyAnnotationBeanPostProcessor.java:389) ~[spring-beans-5.3.27.jar!/:5.3.27]
	at org.springframework.beans.factory.annotation.InitDestroyAnnotationBeanPostProcessor$LifecycleMetadata.invokeInitMethods(InitDestroyAnnotationBeanPostProcessor.java:333) ~[spring-beans-5.3.27.jar!/:5.3.27]
	at org.springframework.beans.factory.annotation.InitDestroyAnnotationBeanPostProcessor.postProcessBeforeInitialization(InitDestroyAnnotationBeanPostProcessor.java:157) ~[spring-beans-5.3.27.jar!/:5.3.27]
	... 40 common frames omitted
Caused by: org.hibernate.exception.GenericJDBCException: Unable to acquire JDBC Connection
	at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:47) ~[hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:113) ~[hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:99) ~[hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:111) ~[hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getPhysicalConnection(LogicalConnectionManagedImpl.java:138) ~[hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	at org.hibernate.internal.SessionImpl.connection(SessionImpl.java:480) ~[hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	at org.springframework.orm.jpa.vendor.HibernateJpaDialect.beginTransaction(HibernateJpaDialect.java:152) ~[spring-orm-5.3.27.jar!/:5.3.27]
	at org.springframework.orm.jpa.JpaTransactionManager.doBegin(JpaTransactionManager.java:421) ~[spring-orm-5.3.27.jar!/:5.3.27]
	... 62 common frames omitted
Caused by: com.alibaba.druid.pool.GetConnectionTimeoutException: wait millis 2000, active 0, maxActive 100, creating 0, createErrorCount 16
	at com.alibaba.druid.pool.DruidDataSource.getConnectionInternal(DruidDataSource.java:1773) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidDataSource.getConnectionDirect(DruidDataSource.java:1427) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.filter.FilterChainImpl.dataSource_connect(FilterChainImpl.java:5059) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.filter.stat.StatFilter.dataSource_getConnection(StatFilter.java:726) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.filter.FilterChainImpl.dataSource_connect(FilterChainImpl.java:5055) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidDataSource.getConnection(DruidDataSource.java:1405) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidDataSource.getConnection(DruidDataSource.java:1397) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidDataSource.getConnection(DruidDataSource.java:100) ~[druid-1.2.8.jar!/:1.2.8]
	at org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:122) ~[hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	at org.hibernate.internal.NonContextualJdbcConnectionAccess.obtainConnection(NonContextualJdbcConnectionAccess.java:38) ~[hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:108) ~[hibernate-core-5.4.28.Final.jar!/:5.4.28.Final]
	... 66 common frames omitted
Caused by: java.sql.SQLNonTransientConnectionException: Could not connect to HostAddress{host='127.0.0.1', port=2883}. Connection refused (Connection refused)
	at com.oceanbase.jdbc.internal.util.exceptions.ExceptionFactory.createException(ExceptionFactory.java:122) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.util.exceptions.ExceptionFactory.create(ExceptionFactory.java:225) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.connectWithoutProxy(AbstractConnectProtocol.java:1659) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.util.Utils.retrieveProxy(Utils.java:1427) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.OceanBaseConnection.newConnection(OceanBaseConnection.java:306) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.Driver.connect(Driver.java:89) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:156) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:251) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:150) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1659) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1723) ~[druid-1.2.8.jar!/:1.2.8]
	at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2838) ~[druid-1.2.8.jar!/:1.2.8]
Caused by: java.net.ConnectException: Connection refused (Connection refused)
	at java.net.PlainSocketImpl.socketConnect(Native Method) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206) ~[na:1.8.0_382]
	at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188) ~[na:1.8.0_382]
	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392) ~[na:1.8.0_382]
	at java.net.Socket.connect(Socket.java:607) ~[na:1.8.0_382]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.createSocket(AbstractConnectProtocol.java:286) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.createConnection(AbstractConnectProtocol.java:552) ~[oceanbase-client-2.4.3.jar!/:na]
	at com.oceanbase.jdbc.internal.protocol.AbstractConnectProtocol.connectWithoutProxy(AbstractConnectProtocol.java:1639) ~[oceanbase-client-2.4.3.jar!/:na]
	... 9 common frames omitted

2023-10-20 12:02:51.224 ERROR 61169 --- [main,,] o.s.b.d.LoggingFailureAnalysisReporter   : 

***************************
APPLICATION FAILED TO START
***************************

Description:

OCP application startup check failed.

Action:

Please check the stack trace above for the root cause.