00:51:33.182 [AMQP Connection 8.153.111.6:5672] ERROR c.r.c.i.ForgivingExceptionHandler - [log,119] - An unexpected connection driver error occured java.net.SocketException: Operation timed out at java.base/sun.nio.ch.NioSocketImpl.implRead(NioSocketImpl.java:330) at java.base/sun.nio.ch.NioSocketImpl.read(NioSocketImpl.java:355) at java.base/sun.nio.ch.NioSocketImpl$1.read(NioSocketImpl.java:808) at java.base/java.net.Socket$SocketInputStream.read(Socket.java:966) at java.base/java.io.BufferedInputStream.fill(BufferedInputStream.java:244) at java.base/java.io.BufferedInputStream.read(BufferedInputStream.java:263) at java.base/java.io.DataInputStream.readUnsignedByte(DataInputStream.java:294) at com.rabbitmq.client.impl.Frame.readFrom(Frame.java:91) at com.rabbitmq.client.impl.SocketFrameHandler.readFrame(SocketFrameHandler.java:184) at com.rabbitmq.client.impl.AMQConnection$MainLoop.run(AMQConnection.java:665) at java.base/java.lang.Thread.run(Thread.java:842) 09:10:10.116 [Druid-ConnectionPool-Create-1872455583] ERROR c.a.d.p.DruidDataSource - [run,2879] - create connection SQLException, url: jdbc:mysql://rm-bp1xm9g05f6q1v4l00o.mysql.rds.aliyuncs.com:3306/test_lajiao?useUnicode=true&characterEncoding=utf8&zeroDateTimeBehavior=convertToNull&useSSL=true&serverTimezone=GMT%2B8, errorCode 0, state 08S01 com.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at com.mysql.cj.jdbc.exceptions.SQLError.createCommunicationsException(SQLError.java:174) at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:64) at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:833) at com.mysql.cj.jdbc.ConnectionImpl.(ConnectionImpl.java:453) at com.mysql.cj.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:246) at com.mysql.cj.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:198) at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:118) at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:232) at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:112) at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1702) at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1792) at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2877) Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:77) at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499) at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:105) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:151) at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:167) at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:89) at com.mysql.cj.NativeSession.connect(NativeSession.java:144) at com.mysql.cj.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:953) at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:823) ... 9 common frames omitted Caused by: java.net.UnknownHostException: rm-bp1xm9g05f6q1v4l00o.mysql.rds.aliyuncs.com: nodename nor servname provided, or not known at java.base/java.net.Inet6AddressImpl.lookupAllHostAddr(Native Method) at java.base/java.net.InetAddress$PlatformNameService.lookupAllHostAddr(InetAddress.java:933) at java.base/java.net.InetAddress.getAddressesFromNameService(InetAddress.java:1543) at java.base/java.net.InetAddress$NameServiceAddresses.get(InetAddress.java:852) at java.base/java.net.InetAddress.getAllByName0(InetAddress.java:1532) at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1384) at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1305) at com.mysql.cj.protocol.StandardSocketFactory.connect(StandardSocketFactory.java:132) at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:63) ... 12 common frames omitted 15:54:33.729 [Druid-ConnectionPool-Create-1872455583] ERROR c.a.d.p.DruidDataSource - [run,2879] - create connection SQLException, url: jdbc:mysql://rm-bp1xm9g05f6q1v4l00o.mysql.rds.aliyuncs.com:3306/test_lajiao?useUnicode=true&characterEncoding=utf8&zeroDateTimeBehavior=convertToNull&useSSL=true&serverTimezone=GMT%2B8, errorCode 0, state 08S01 com.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at com.mysql.cj.jdbc.exceptions.SQLError.createCommunicationsException(SQLError.java:174) at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:64) at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:833) at com.mysql.cj.jdbc.ConnectionImpl.(ConnectionImpl.java:453) at com.mysql.cj.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:246) at com.mysql.cj.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:198) at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:118) at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:232) at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:112) at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1702) at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1792) at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2877) Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:77) at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499) at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:105) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:151) at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:167) at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:89) at com.mysql.cj.NativeSession.connect(NativeSession.java:144) at com.mysql.cj.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:953) at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:823) ... 9 common frames omitted Caused by: java.net.UnknownHostException: rm-bp1xm9g05f6q1v4l00o.mysql.rds.aliyuncs.com: nodename nor servname provided, or not known at java.base/java.net.Inet6AddressImpl.lookupAllHostAddr(Native Method) at java.base/java.net.InetAddress$PlatformNameService.lookupAllHostAddr(InetAddress.java:933) at java.base/java.net.InetAddress.getAddressesFromNameService(InetAddress.java:1543) at java.base/java.net.InetAddress$NameServiceAddresses.get(InetAddress.java:852) at java.base/java.net.InetAddress.getAllByName0(InetAddress.java:1532) at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1384) at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1305) at com.mysql.cj.protocol.StandardSocketFactory.connect(StandardSocketFactory.java:132) at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:63) ... 12 common frames omitted 15:54:33.737 [Druid-ConnectionPool-Create-1872455583] ERROR c.a.d.p.DruidDataSource - [run,2879] - create connection SQLException, url: jdbc:mysql://rm-bp1xm9g05f6q1v4l00o.mysql.rds.aliyuncs.com:3306/test_lajiao?useUnicode=true&characterEncoding=utf8&zeroDateTimeBehavior=convertToNull&useSSL=true&serverTimezone=GMT%2B8, errorCode 0, state 08S01 com.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at com.mysql.cj.jdbc.exceptions.SQLError.createCommunicationsException(SQLError.java:174) at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:64) at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:833) at com.mysql.cj.jdbc.ConnectionImpl.(ConnectionImpl.java:453) at com.mysql.cj.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:246) at com.mysql.cj.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:198) at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:118) at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:232) at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:112) at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1702) at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1792) at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2877) Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:77) at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499) at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:105) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:151) at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:167) at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:89) at com.mysql.cj.NativeSession.connect(NativeSession.java:144) at com.mysql.cj.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:953) at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:823) ... 9 common frames omitted Caused by: java.net.UnknownHostException: rm-bp1xm9g05f6q1v4l00o.mysql.rds.aliyuncs.com at java.base/java.net.InetAddress$CachedAddresses.get(InetAddress.java:801) at java.base/java.net.InetAddress.getAllByName0(InetAddress.java:1532) at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1384) at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1305) at com.mysql.cj.protocol.StandardSocketFactory.connect(StandardSocketFactory.java:132) at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:63) ... 12 common frames omitted 15:54:34.347 [Druid-ConnectionPool-Create-1872455583] ERROR c.a.d.p.DruidDataSource - [run,2879] - create connection SQLException, url: jdbc:mysql://rm-bp1xm9g05f6q1v4l00o.mysql.rds.aliyuncs.com:3306/test_lajiao?useUnicode=true&characterEncoding=utf8&zeroDateTimeBehavior=convertToNull&useSSL=true&serverTimezone=GMT%2B8, errorCode 0, state 08S01 com.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at com.mysql.cj.jdbc.exceptions.SQLError.createCommunicationsException(SQLError.java:174) at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:64) at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:833) at com.mysql.cj.jdbc.ConnectionImpl.(ConnectionImpl.java:453) at com.mysql.cj.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:246) at com.mysql.cj.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:198) at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:118) at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:232) at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:112) at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1702) at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1792) at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2877) Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:77) at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499) at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:105) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:151) at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:167) at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:89) at com.mysql.cj.NativeSession.connect(NativeSession.java:144) at com.mysql.cj.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:953) at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:823) ... 9 common frames omitted Caused by: java.net.UnknownHostException: rm-bp1xm9g05f6q1v4l00o.mysql.rds.aliyuncs.com at java.base/java.net.InetAddress$CachedAddresses.get(InetAddress.java:801) at java.base/java.net.InetAddress.getAllByName0(InetAddress.java:1532) at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1384) at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1305) at com.mysql.cj.protocol.StandardSocketFactory.connect(StandardSocketFactory.java:132) at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:63) ... 12 common frames omitted 15:54:34.910 [Druid-ConnectionPool-Create-1872455583] ERROR c.a.d.p.DruidDataSource - [run,2879] - create connection SQLException, url: jdbc:mysql://rm-bp1xm9g05f6q1v4l00o.mysql.rds.aliyuncs.com:3306/test_lajiao?useUnicode=true&characterEncoding=utf8&zeroDateTimeBehavior=convertToNull&useSSL=true&serverTimezone=GMT%2B8, errorCode 0, state 08S01 com.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at com.mysql.cj.jdbc.exceptions.SQLError.createCommunicationsException(SQLError.java:174) at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:64) at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:833) at com.mysql.cj.jdbc.ConnectionImpl.(ConnectionImpl.java:453) at com.mysql.cj.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:246) at com.mysql.cj.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:198) at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:118) at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:232) at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:112) at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1702) at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1792) at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2877) Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:77) at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499) at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:105) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:151) at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:167) at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:89) at com.mysql.cj.NativeSession.connect(NativeSession.java:144) at com.mysql.cj.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:953) at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:823) ... 9 common frames omitted Caused by: java.net.UnknownHostException: rm-bp1xm9g05f6q1v4l00o.mysql.rds.aliyuncs.com at java.base/java.net.InetAddress$CachedAddresses.get(InetAddress.java:801) at java.base/java.net.InetAddress.getAllByName0(InetAddress.java:1532) at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1384) at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1305) at com.mysql.cj.protocol.StandardSocketFactory.connect(StandardSocketFactory.java:132) at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:63) ... 12 common frames omitted 15:54:35.444 [Druid-ConnectionPool-Create-1872455583] ERROR c.a.d.p.DruidDataSource - [run,2879] - create connection SQLException, url: jdbc:mysql://rm-bp1xm9g05f6q1v4l00o.mysql.rds.aliyuncs.com:3306/test_lajiao?useUnicode=true&characterEncoding=utf8&zeroDateTimeBehavior=convertToNull&useSSL=true&serverTimezone=GMT%2B8, errorCode 0, state 08S01 com.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at com.mysql.cj.jdbc.exceptions.SQLError.createCommunicationsException(SQLError.java:174) at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:64) at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:833) at com.mysql.cj.jdbc.ConnectionImpl.(ConnectionImpl.java:453) at com.mysql.cj.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:246) at com.mysql.cj.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:198) at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:118) at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:232) at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:112) at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1702) at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1792) at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2877) Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:77) at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499) at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:105) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:151) at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:167) at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:89) at com.mysql.cj.NativeSession.connect(NativeSession.java:144) at com.mysql.cj.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:953) at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:823) ... 9 common frames omitted Caused by: java.net.UnknownHostException: rm-bp1xm9g05f6q1v4l00o.mysql.rds.aliyuncs.com at java.base/java.net.InetAddress$CachedAddresses.get(InetAddress.java:801) at java.base/java.net.InetAddress.getAllByName0(InetAddress.java:1532) at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1384) at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1305) at com.mysql.cj.protocol.StandardSocketFactory.connect(StandardSocketFactory.java:132) at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:63) ... 12 common frames omitted 15:54:35.960 [Druid-ConnectionPool-Create-1872455583] ERROR c.a.d.p.DruidDataSource - [run,2879] - create connection SQLException, url: jdbc:mysql://rm-bp1xm9g05f6q1v4l00o.mysql.rds.aliyuncs.com:3306/test_lajiao?useUnicode=true&characterEncoding=utf8&zeroDateTimeBehavior=convertToNull&useSSL=true&serverTimezone=GMT%2B8, errorCode 0, state 08S01 com.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at com.mysql.cj.jdbc.exceptions.SQLError.createCommunicationsException(SQLError.java:174) at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:64) at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:833) at com.mysql.cj.jdbc.ConnectionImpl.(ConnectionImpl.java:453) at com.mysql.cj.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:246) at com.mysql.cj.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:198) at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:118) at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:232) at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:112) at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1702) at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1792) at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2877) Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:77) at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499) at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:105) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:151) at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:167) at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:89) at com.mysql.cj.NativeSession.connect(NativeSession.java:144) at com.mysql.cj.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:953) at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:823) ... 9 common frames omitted Caused by: java.net.UnknownHostException: rm-bp1xm9g05f6q1v4l00o.mysql.rds.aliyuncs.com at java.base/java.net.InetAddress$CachedAddresses.get(InetAddress.java:801) at java.base/java.net.InetAddress.getAllByName0(InetAddress.java:1532) at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1384) at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1305) at com.mysql.cj.protocol.StandardSocketFactory.connect(StandardSocketFactory.java:132) at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:63) ... 12 common frames omitted 15:54:36.466 [Druid-ConnectionPool-Create-1872455583] ERROR c.a.d.p.DruidDataSource - [run,2879] - create connection SQLException, url: jdbc:mysql://rm-bp1xm9g05f6q1v4l00o.mysql.rds.aliyuncs.com:3306/test_lajiao?useUnicode=true&characterEncoding=utf8&zeroDateTimeBehavior=convertToNull&useSSL=true&serverTimezone=GMT%2B8, errorCode 0, state 08S01 com.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at com.mysql.cj.jdbc.exceptions.SQLError.createCommunicationsException(SQLError.java:174) at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:64) at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:833) at com.mysql.cj.jdbc.ConnectionImpl.(ConnectionImpl.java:453) at com.mysql.cj.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:246) at com.mysql.cj.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:198) at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:118) at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:232) at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:112) at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1702) at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1792) at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2877) Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:77) at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499) at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:105) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:151) at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:167) at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:89) at com.mysql.cj.NativeSession.connect(NativeSession.java:144) at com.mysql.cj.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:953) at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:823) ... 9 common frames omitted Caused by: java.net.UnknownHostException: rm-bp1xm9g05f6q1v4l00o.mysql.rds.aliyuncs.com at java.base/java.net.InetAddress$CachedAddresses.get(InetAddress.java:801) at java.base/java.net.InetAddress.getAllByName0(InetAddress.java:1532) at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1384) at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1305) at com.mysql.cj.protocol.StandardSocketFactory.connect(StandardSocketFactory.java:132) at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:63) ... 12 common frames omitted 15:54:36.989 [Druid-ConnectionPool-Create-1872455583] ERROR c.a.d.p.DruidDataSource - [run,2879] - create connection SQLException, url: jdbc:mysql://rm-bp1xm9g05f6q1v4l00o.mysql.rds.aliyuncs.com:3306/test_lajiao?useUnicode=true&characterEncoding=utf8&zeroDateTimeBehavior=convertToNull&useSSL=true&serverTimezone=GMT%2B8, errorCode 0, state 08S01 com.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at com.mysql.cj.jdbc.exceptions.SQLError.createCommunicationsException(SQLError.java:174) at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:64) at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:833) at com.mysql.cj.jdbc.ConnectionImpl.(ConnectionImpl.java:453) at com.mysql.cj.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:246) at com.mysql.cj.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:198) at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:118) at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:232) at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:112) at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1702) at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1792) at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2877) Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:77) at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499) at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:105) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:151) at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:167) at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:89) at com.mysql.cj.NativeSession.connect(NativeSession.java:144) at com.mysql.cj.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:953) at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:823) ... 9 common frames omitted Caused by: java.net.UnknownHostException: rm-bp1xm9g05f6q1v4l00o.mysql.rds.aliyuncs.com at java.base/java.net.InetAddress$CachedAddresses.get(InetAddress.java:801) at java.base/java.net.InetAddress.getAllByName0(InetAddress.java:1532) at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1384) at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1305) at com.mysql.cj.protocol.StandardSocketFactory.connect(StandardSocketFactory.java:132) at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:63) ... 12 common frames omitted 15:54:37.495 [Druid-ConnectionPool-Create-1872455583] ERROR c.a.d.p.DruidDataSource - [run,2879] - create connection SQLException, url: jdbc:mysql://rm-bp1xm9g05f6q1v4l00o.mysql.rds.aliyuncs.com:3306/test_lajiao?useUnicode=true&characterEncoding=utf8&zeroDateTimeBehavior=convertToNull&useSSL=true&serverTimezone=GMT%2B8, errorCode 0, state 08S01 com.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at com.mysql.cj.jdbc.exceptions.SQLError.createCommunicationsException(SQLError.java:174) at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:64) at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:833) at com.mysql.cj.jdbc.ConnectionImpl.(ConnectionImpl.java:453) at com.mysql.cj.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:246) at com.mysql.cj.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:198) at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:118) at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:232) at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:112) at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1702) at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1792) at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2877) Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:77) at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499) at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:105) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:151) at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:167) at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:89) at com.mysql.cj.NativeSession.connect(NativeSession.java:144) at com.mysql.cj.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:953) at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:823) ... 9 common frames omitted Caused by: java.net.UnknownHostException: rm-bp1xm9g05f6q1v4l00o.mysql.rds.aliyuncs.com at java.base/java.net.InetAddress$CachedAddresses.get(InetAddress.java:801) at java.base/java.net.InetAddress.getAllByName0(InetAddress.java:1532) at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1384) at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1305) at com.mysql.cj.protocol.StandardSocketFactory.connect(StandardSocketFactory.java:132) at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:63) ... 12 common frames omitted 15:54:38.002 [Druid-ConnectionPool-Create-1872455583] ERROR c.a.d.p.DruidDataSource - [run,2879] - create connection SQLException, url: jdbc:mysql://rm-bp1xm9g05f6q1v4l00o.mysql.rds.aliyuncs.com:3306/test_lajiao?useUnicode=true&characterEncoding=utf8&zeroDateTimeBehavior=convertToNull&useSSL=true&serverTimezone=GMT%2B8, errorCode 0, state 08S01 com.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at com.mysql.cj.jdbc.exceptions.SQLError.createCommunicationsException(SQLError.java:174) at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:64) at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:833) at com.mysql.cj.jdbc.ConnectionImpl.(ConnectionImpl.java:453) at com.mysql.cj.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:246) at com.mysql.cj.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:198) at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:118) at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:232) at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:112) at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1702) at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1792) at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2877) Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:77) at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499) at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:105) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:151) at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:167) at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:89) at com.mysql.cj.NativeSession.connect(NativeSession.java:144) at com.mysql.cj.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:953) at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:823) ... 9 common frames omitted Caused by: java.net.UnknownHostException: rm-bp1xm9g05f6q1v4l00o.mysql.rds.aliyuncs.com at java.base/java.net.InetAddress$CachedAddresses.get(InetAddress.java:801) at java.base/java.net.InetAddress.getAllByName0(InetAddress.java:1532) at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1384) at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1305) at com.mysql.cj.protocol.StandardSocketFactory.connect(StandardSocketFactory.java:132) at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:63) ... 12 common frames omitted 15:54:38.508 [Druid-ConnectionPool-Create-1872455583] ERROR c.a.d.p.DruidDataSource - [run,2879] - create connection SQLException, url: jdbc:mysql://rm-bp1xm9g05f6q1v4l00o.mysql.rds.aliyuncs.com:3306/test_lajiao?useUnicode=true&characterEncoding=utf8&zeroDateTimeBehavior=convertToNull&useSSL=true&serverTimezone=GMT%2B8, errorCode 0, state 08S01 com.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at com.mysql.cj.jdbc.exceptions.SQLError.createCommunicationsException(SQLError.java:174) at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:64) at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:833) at com.mysql.cj.jdbc.ConnectionImpl.(ConnectionImpl.java:453) at com.mysql.cj.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:246) at com.mysql.cj.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:198) at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:118) at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:232) at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:112) at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1702) at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1792) at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2877) Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:77) at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499) at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:105) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:151) at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:167) at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:89) at com.mysql.cj.NativeSession.connect(NativeSession.java:144) at com.mysql.cj.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:953) at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:823) ... 9 common frames omitted Caused by: java.net.UnknownHostException: rm-bp1xm9g05f6q1v4l00o.mysql.rds.aliyuncs.com at java.base/java.net.InetAddress$CachedAddresses.get(InetAddress.java:801) at java.base/java.net.InetAddress.getAllByName0(InetAddress.java:1532) at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1384) at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1305) at com.mysql.cj.protocol.StandardSocketFactory.connect(StandardSocketFactory.java:132) at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:63) ... 12 common frames omitted 15:54:39.012 [Druid-ConnectionPool-Create-1872455583] ERROR c.a.d.p.DruidDataSource - [run,2879] - create connection SQLException, url: jdbc:mysql://rm-bp1xm9g05f6q1v4l00o.mysql.rds.aliyuncs.com:3306/test_lajiao?useUnicode=true&characterEncoding=utf8&zeroDateTimeBehavior=convertToNull&useSSL=true&serverTimezone=GMT%2B8, errorCode 0, state 08S01 com.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at com.mysql.cj.jdbc.exceptions.SQLError.createCommunicationsException(SQLError.java:174) at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:64) at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:833) at com.mysql.cj.jdbc.ConnectionImpl.(ConnectionImpl.java:453) at com.mysql.cj.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:246) at com.mysql.cj.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:198) at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:118) at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:232) at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:112) at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1702) at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1792) at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2877) Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:77) at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499) at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:105) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:151) at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:167) at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:89) at com.mysql.cj.NativeSession.connect(NativeSession.java:144) at com.mysql.cj.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:953) at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:823) ... 9 common frames omitted Caused by: java.net.UnknownHostException: rm-bp1xm9g05f6q1v4l00o.mysql.rds.aliyuncs.com at java.base/java.net.InetAddress$CachedAddresses.get(InetAddress.java:801) at java.base/java.net.InetAddress.getAllByName0(InetAddress.java:1532) at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1384) at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1305) at com.mysql.cj.protocol.StandardSocketFactory.connect(StandardSocketFactory.java:132) at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:63) ... 12 common frames omitted 15:54:39.519 [Druid-ConnectionPool-Create-1872455583] ERROR c.a.d.p.DruidDataSource - [run,2879] - create connection SQLException, url: jdbc:mysql://rm-bp1xm9g05f6q1v4l00o.mysql.rds.aliyuncs.com:3306/test_lajiao?useUnicode=true&characterEncoding=utf8&zeroDateTimeBehavior=convertToNull&useSSL=true&serverTimezone=GMT%2B8, errorCode 0, state 08S01 com.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at com.mysql.cj.jdbc.exceptions.SQLError.createCommunicationsException(SQLError.java:174) at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:64) at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:833) at com.mysql.cj.jdbc.ConnectionImpl.(ConnectionImpl.java:453) at com.mysql.cj.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:246) at com.mysql.cj.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:198) at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:118) at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:232) at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:112) at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1702) at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1792) at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2877) Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:77) at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499) at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:105) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:151) at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:167) at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:89) at com.mysql.cj.NativeSession.connect(NativeSession.java:144) at com.mysql.cj.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:953) at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:823) ... 9 common frames omitted Caused by: java.net.UnknownHostException: rm-bp1xm9g05f6q1v4l00o.mysql.rds.aliyuncs.com at java.base/java.net.InetAddress$CachedAddresses.get(InetAddress.java:801) at java.base/java.net.InetAddress.getAllByName0(InetAddress.java:1532) at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1384) at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1305) at com.mysql.cj.protocol.StandardSocketFactory.connect(StandardSocketFactory.java:132) at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:63) ... 12 common frames omitted 15:54:40.033 [Druid-ConnectionPool-Create-1872455583] ERROR c.a.d.p.DruidDataSource - [run,2879] - create connection SQLException, url: jdbc:mysql://rm-bp1xm9g05f6q1v4l00o.mysql.rds.aliyuncs.com:3306/test_lajiao?useUnicode=true&characterEncoding=utf8&zeroDateTimeBehavior=convertToNull&useSSL=true&serverTimezone=GMT%2B8, errorCode 0, state 08S01 com.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at com.mysql.cj.jdbc.exceptions.SQLError.createCommunicationsException(SQLError.java:174) at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:64) at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:833) at com.mysql.cj.jdbc.ConnectionImpl.(ConnectionImpl.java:453) at com.mysql.cj.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:246) at com.mysql.cj.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:198) at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:118) at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:232) at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:112) at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1702) at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1792) at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2877) Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:77) at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499) at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:105) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:151) at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:167) at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:89) at com.mysql.cj.NativeSession.connect(NativeSession.java:144) at com.mysql.cj.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:953) at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:823) ... 9 common frames omitted Caused by: java.net.UnknownHostException: rm-bp1xm9g05f6q1v4l00o.mysql.rds.aliyuncs.com at java.base/java.net.InetAddress$CachedAddresses.get(InetAddress.java:801) at java.base/java.net.InetAddress.getAllByName0(InetAddress.java:1532) at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1384) at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1305) at com.mysql.cj.protocol.StandardSocketFactory.connect(StandardSocketFactory.java:132) at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:63) ... 12 common frames omitted 15:54:40.680 [Druid-ConnectionPool-Create-1872455583] ERROR c.a.d.p.DruidDataSource - [run,2879] - create connection SQLException, url: jdbc:mysql://rm-bp1xm9g05f6q1v4l00o.mysql.rds.aliyuncs.com:3306/test_lajiao?useUnicode=true&characterEncoding=utf8&zeroDateTimeBehavior=convertToNull&useSSL=true&serverTimezone=GMT%2B8, errorCode 0, state 08S01 com.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at com.mysql.cj.jdbc.exceptions.SQLError.createCommunicationsException(SQLError.java:174) at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:64) at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:833) at com.mysql.cj.jdbc.ConnectionImpl.(ConnectionImpl.java:453) at com.mysql.cj.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:246) at com.mysql.cj.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:198) at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:118) at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:232) at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:112) at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1702) at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1792) at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2877) Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:77) at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499) at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:105) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:151) at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:167) at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:89) at com.mysql.cj.NativeSession.connect(NativeSession.java:144) at com.mysql.cj.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:953) at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:823) ... 9 common frames omitted Caused by: java.net.UnknownHostException: rm-bp1xm9g05f6q1v4l00o.mysql.rds.aliyuncs.com at java.base/java.net.InetAddress$CachedAddresses.get(InetAddress.java:801) at java.base/java.net.InetAddress.getAllByName0(InetAddress.java:1532) at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1384) at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1305) at com.mysql.cj.protocol.StandardSocketFactory.connect(StandardSocketFactory.java:132) at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:63) ... 12 common frames omitted 15:54:41.207 [Druid-ConnectionPool-Create-1872455583] ERROR c.a.d.p.DruidDataSource - [run,2879] - create connection SQLException, url: jdbc:mysql://rm-bp1xm9g05f6q1v4l00o.mysql.rds.aliyuncs.com:3306/test_lajiao?useUnicode=true&characterEncoding=utf8&zeroDateTimeBehavior=convertToNull&useSSL=true&serverTimezone=GMT%2B8, errorCode 0, state 08S01 com.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at com.mysql.cj.jdbc.exceptions.SQLError.createCommunicationsException(SQLError.java:174) at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:64) at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:833) at com.mysql.cj.jdbc.ConnectionImpl.(ConnectionImpl.java:453) at com.mysql.cj.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:246) at com.mysql.cj.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:198) at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:118) at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:232) at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:112) at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1702) at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1792) at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2877) Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:77) at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499) at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:105) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:151) at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:167) at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:89) at com.mysql.cj.NativeSession.connect(NativeSession.java:144) at com.mysql.cj.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:953) at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:823) ... 9 common frames omitted Caused by: java.net.UnknownHostException: rm-bp1xm9g05f6q1v4l00o.mysql.rds.aliyuncs.com at java.base/java.net.InetAddress$CachedAddresses.get(InetAddress.java:801) at java.base/java.net.InetAddress.getAllByName0(InetAddress.java:1532) at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1384) at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1305) at com.mysql.cj.protocol.StandardSocketFactory.connect(StandardSocketFactory.java:132) at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:63) ... 12 common frames omitted 15:54:41.724 [Druid-ConnectionPool-Create-1872455583] ERROR c.a.d.p.DruidDataSource - [run,2879] - create connection SQLException, url: jdbc:mysql://rm-bp1xm9g05f6q1v4l00o.mysql.rds.aliyuncs.com:3306/test_lajiao?useUnicode=true&characterEncoding=utf8&zeroDateTimeBehavior=convertToNull&useSSL=true&serverTimezone=GMT%2B8, errorCode 0, state 08S01 com.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at com.mysql.cj.jdbc.exceptions.SQLError.createCommunicationsException(SQLError.java:174) at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:64) at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:833) at com.mysql.cj.jdbc.ConnectionImpl.(ConnectionImpl.java:453) at com.mysql.cj.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:246) at com.mysql.cj.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:198) at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:118) at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:232) at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:112) at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1702) at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1792) at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2877) Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at jdk.internal.reflect.GeneratedConstructorAccessor102.newInstance(Unknown Source) at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499) at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:105) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:151) at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:167) at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:89) at com.mysql.cj.NativeSession.connect(NativeSession.java:144) at com.mysql.cj.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:953) at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:823) ... 9 common frames omitted Caused by: java.net.UnknownHostException: rm-bp1xm9g05f6q1v4l00o.mysql.rds.aliyuncs.com at java.base/java.net.InetAddress$CachedAddresses.get(InetAddress.java:801) at java.base/java.net.InetAddress.getAllByName0(InetAddress.java:1532) at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1384) at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1305) at com.mysql.cj.protocol.StandardSocketFactory.connect(StandardSocketFactory.java:132) at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:63) ... 12 common frames omitted 15:54:42.231 [Druid-ConnectionPool-Create-1872455583] ERROR c.a.d.p.DruidDataSource - [run,2879] - create connection SQLException, url: jdbc:mysql://rm-bp1xm9g05f6q1v4l00o.mysql.rds.aliyuncs.com:3306/test_lajiao?useUnicode=true&characterEncoding=utf8&zeroDateTimeBehavior=convertToNull&useSSL=true&serverTimezone=GMT%2B8, errorCode 0, state 08S01 com.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at com.mysql.cj.jdbc.exceptions.SQLError.createCommunicationsException(SQLError.java:174) at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:64) at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:833) at com.mysql.cj.jdbc.ConnectionImpl.(ConnectionImpl.java:453) at com.mysql.cj.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:246) at com.mysql.cj.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:198) at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:118) at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:232) at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:112) at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1702) at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1792) at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2877) Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at jdk.internal.reflect.GeneratedConstructorAccessor102.newInstance(Unknown Source) at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499) at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:105) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:151) at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:167) at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:89) at com.mysql.cj.NativeSession.connect(NativeSession.java:144) at com.mysql.cj.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:953) at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:823) ... 9 common frames omitted Caused by: java.net.UnknownHostException: rm-bp1xm9g05f6q1v4l00o.mysql.rds.aliyuncs.com at java.base/java.net.InetAddress$CachedAddresses.get(InetAddress.java:801) at java.base/java.net.InetAddress.getAllByName0(InetAddress.java:1532) at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1384) at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1305) at com.mysql.cj.protocol.StandardSocketFactory.connect(StandardSocketFactory.java:132) at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:63) ... 12 common frames omitted 15:54:42.747 [Druid-ConnectionPool-Create-1872455583] ERROR c.a.d.p.DruidDataSource - [run,2879] - create connection SQLException, url: jdbc:mysql://rm-bp1xm9g05f6q1v4l00o.mysql.rds.aliyuncs.com:3306/test_lajiao?useUnicode=true&characterEncoding=utf8&zeroDateTimeBehavior=convertToNull&useSSL=true&serverTimezone=GMT%2B8, errorCode 0, state 08S01 com.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at com.mysql.cj.jdbc.exceptions.SQLError.createCommunicationsException(SQLError.java:174) at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:64) at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:833) at com.mysql.cj.jdbc.ConnectionImpl.(ConnectionImpl.java:453) at com.mysql.cj.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:246) at com.mysql.cj.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:198) at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:118) at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:232) at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:112) at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1702) at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1792) at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2877) Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at jdk.internal.reflect.GeneratedConstructorAccessor102.newInstance(Unknown Source) at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499) at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:105) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:151) at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:167) at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:89) at com.mysql.cj.NativeSession.connect(NativeSession.java:144) at com.mysql.cj.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:953) at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:823) ... 9 common frames omitted Caused by: java.net.UnknownHostException: rm-bp1xm9g05f6q1v4l00o.mysql.rds.aliyuncs.com at java.base/java.net.InetAddress$CachedAddresses.get(InetAddress.java:801) at java.base/java.net.InetAddress.getAllByName0(InetAddress.java:1532) at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1384) at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1305) at com.mysql.cj.protocol.StandardSocketFactory.connect(StandardSocketFactory.java:132) at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:63) ... 12 common frames omitted 15:54:43.262 [Druid-ConnectionPool-Create-1872455583] ERROR c.a.d.p.DruidDataSource - [run,2879] - create connection SQLException, url: jdbc:mysql://rm-bp1xm9g05f6q1v4l00o.mysql.rds.aliyuncs.com:3306/test_lajiao?useUnicode=true&characterEncoding=utf8&zeroDateTimeBehavior=convertToNull&useSSL=true&serverTimezone=GMT%2B8, errorCode 0, state 08S01 com.mysql.cj.jdbc.exceptions.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at com.mysql.cj.jdbc.exceptions.SQLError.createCommunicationsException(SQLError.java:174) at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:64) at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:833) at com.mysql.cj.jdbc.ConnectionImpl.(ConnectionImpl.java:453) at com.mysql.cj.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:246) at com.mysql.cj.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:198) at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:118) at com.alibaba.druid.filter.stat.StatFilter.connection_connect(StatFilter.java:232) at com.alibaba.druid.filter.FilterChainImpl.connection_connect(FilterChainImpl.java:112) at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1702) at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1792) at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2877) Caused by: com.mysql.cj.exceptions.CJCommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at jdk.internal.reflect.GeneratedConstructorAccessor102.newInstance(Unknown Source) at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:499) at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:480) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:105) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:151) at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:167) at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:89) at com.mysql.cj.NativeSession.connect(NativeSession.java:144) at com.mysql.cj.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:953) at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:823) ... 9 common frames omitted Caused by: java.net.UnknownHostException: rm-bp1xm9g05f6q1v4l00o.mysql.rds.aliyuncs.com at java.base/java.net.InetAddress$CachedAddresses.get(InetAddress.java:801) at java.base/java.net.InetAddress.getAllByName0(InetAddress.java:1532) at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1384) at java.base/java.net.InetAddress.getAllByName(InetAddress.java:1305) at com.mysql.cj.protocol.StandardSocketFactory.connect(StandardSocketFactory.java:132) at com.mysql.cj.protocol.a.NativeSocketConnection.connect(NativeSocketConnection.java:63) ... 12 common frames omitted