09:37:53.014 [flowable-bpmn-acquire-async-jobs] ERROR druid.sql.Statement - [statementLogError,148] - {conn-10001, stmt-20447} execute error. SELECT 1 FROM DUAL com.mysql.cj.jdbc.exceptions.CommunicationsException: The last packet successfully received from the server was 50,128,482 milliseconds ago. The last packet sent successfully to the server was 50,128,485 milliseconds ago. is longer than the server configured value of 'wait_timeout'. You should consider either expiring and/or testing connection validity before use in your application, increasing the server configured values for client timeouts, or using the Connector/J connection property 'autoReconnect=true' to avoid this problem. at com.mysql.cj.jdbc.exceptions.SQLError.createCommunicationsException(SQLError.java:175) at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:64) at com.mysql.cj.jdbc.StatementImpl.executeQuery(StatementImpl.java:1200) at com.alibaba.druid.filter.FilterChainImpl.statement_executeQuery(FilterChainImpl.java:2866) at com.alibaba.druid.filter.FilterAdapter.statement_executeQuery(FilterAdapter.java:2513) at com.alibaba.druid.filter.FilterEventAdapter.statement_executeQuery(FilterEventAdapter.java:296) at com.alibaba.druid.filter.FilterChainImpl.statement_executeQuery(FilterChainImpl.java:2863) at com.alibaba.druid.filter.FilterAdapter.statement_executeQuery(FilterAdapter.java:2513) at com.alibaba.druid.filter.FilterEventAdapter.statement_executeQuery(FilterEventAdapter.java:296) at com.alibaba.druid.filter.FilterChainImpl.statement_executeQuery(FilterChainImpl.java:2863) at com.alibaba.druid.proxy.jdbc.StatementProxyImpl.executeQuery(StatementProxyImpl.java:217) at com.alibaba.druid.pool.vendor.MySqlValidConnectionChecker.isValidConnection(MySqlValidConnectionChecker.java:143) at com.alibaba.druid.pool.DruidAbstractDataSource.testConnectionInternal(DruidAbstractDataSource.java:1514) at com.alibaba.druid.pool.DruidDataSource.getConnectionDirect(DruidDataSource.java:1548) at com.alibaba.druid.filter.FilterChainImpl.dataSource_connect(FilterChainImpl.java:5058) at com.alibaba.druid.filter.logging.LogFilter.dataSource_getConnection(LogFilter.java:909) at com.alibaba.druid.filter.FilterChainImpl.dataSource_connect(FilterChainImpl.java:5054) at com.alibaba.druid.filter.stat.StatFilter.dataSource_getConnection(StatFilter.java:704) at com.alibaba.druid.filter.FilterChainImpl.dataSource_connect(FilterChainImpl.java:5054) at com.alibaba.druid.pool.DruidDataSource.getConnection(DruidDataSource.java:1468) at com.alibaba.druid.pool.DruidDataSource.getConnection(DruidDataSource.java:1458) at com.alibaba.druid.pool.DruidDataSource.getConnection(DruidDataSource.java:83) at com.baomidou.dynamic.datasource.ds.ItemDataSource.getConnection(ItemDataSource.java:55) at com.baomidou.dynamic.datasource.ds.AbstractRoutingDataSource.getConnection(AbstractRoutingDataSource.java:54) at org.springframework.jdbc.datasource.DataSourceTransactionManager.doBegin(DataSourceTransactionManager.java:269) at org.springframework.transaction.support.AbstractPlatformTransactionManager.startTransaction(AbstractPlatformTransactionManager.java:400) at org.springframework.transaction.support.AbstractPlatformTransactionManager.getTransaction(AbstractPlatformTransactionManager.java:373) at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:137) at org.flowable.common.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:57) at org.flowable.common.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:30) at org.flowable.common.engine.impl.cfg.CommandExecutorImpl.execute(CommandExecutorImpl.java:56) at org.flowable.common.engine.impl.cfg.CommandExecutorImpl.execute(CommandExecutorImpl.java:51) at org.flowable.job.service.impl.asyncexecutor.AcquireAsyncJobsDueRunnable.acquireAndExecuteJobs(AcquireAsyncJobsDueRunnable.java:182) at org.flowable.job.service.impl.asyncexecutor.AcquireAsyncJobsDueRunnable.executeAcquireCycle(AcquireAsyncJobsDueRunnable.java:156) at org.flowable.job.service.impl.asyncexecutor.AcquireAsyncJobsDueRunnable.run(AcquireAsyncJobsDueRunnable.java:134) at java.lang.Thread.run(Thread.java:750) Caused by: com.mysql.cj.exceptions.CJCommunicationsException: The last packet successfully received from the server was 50,128,482 milliseconds ago. The last packet sent successfully to the server was 50,128,485 milliseconds ago. is longer than the server configured value of 'wait_timeout'. You should consider either expiring and/or testing connection validity before use in your application, increasing the server configured values for client timeouts, or using the Connector/J connection property 'autoReconnect=true' to avoid this problem. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.lang.reflect.Constructor.newInstance(Constructor.java:423) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:62) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:105) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:150) at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:166) at com.mysql.cj.protocol.a.NativeProtocol.send(NativeProtocol.java:629) at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:684) at com.mysql.cj.protocol.a.NativeProtocol.sendQueryPacket(NativeProtocol.java:1052) at com.mysql.cj.protocol.a.NativeProtocol.sendQueryString(NativeProtocol.java:998) at com.mysql.cj.NativeSession.execSQL(NativeSession.java:655) at com.mysql.cj.jdbc.StatementImpl.executeQuery(StatementImpl.java:1168) ... 33 common frames omitted Caused by: java.net.SocketException: Connection reset by peer: socket write error at java.net.SocketOutputStream.socketWrite0(Native Method) at java.net.SocketOutputStream.socketWrite(SocketOutputStream.java:111) at java.net.SocketOutputStream.write(SocketOutputStream.java:155) at sun.security.ssl.SSLSocketOutputRecord.deliver(SSLSocketOutputRecord.java:346) at sun.security.ssl.SSLSocketImpl$AppOutputStream.write(SSLSocketImpl.java:1151) at java.io.BufferedOutputStream.flushBuffer(BufferedOutputStream.java:82) at java.io.BufferedOutputStream.flush(BufferedOutputStream.java:140) at com.mysql.cj.protocol.a.SimplePacketSender.send(SimplePacketSender.java:55) at com.mysql.cj.protocol.a.TimeTrackingPacketSender.send(TimeTrackingPacketSender.java:50) at com.mysql.cj.protocol.a.NativeProtocol.send(NativeProtocol.java:620) ... 38 common frames omitted 09:37:53.014 [flowable-cmmn-acquire-async-jobs] ERROR druid.sql.Statement - [statementLogError,148] - {conn-10003, stmt-20446} execute error. SELECT 1 FROM DUAL com.mysql.cj.jdbc.exceptions.CommunicationsException: The last packet successfully received from the server was 50,128,343 milliseconds ago. The last packet sent successfully to the server was 50,128,344 milliseconds ago. is longer than the server configured value of 'wait_timeout'. You should consider either expiring and/or testing connection validity before use in your application, increasing the server configured values for client timeouts, or using the Connector/J connection property 'autoReconnect=true' to avoid this problem. at com.mysql.cj.jdbc.exceptions.SQLError.createCommunicationsException(SQLError.java:175) at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:64) at com.mysql.cj.jdbc.StatementImpl.executeQuery(StatementImpl.java:1200) at com.alibaba.druid.filter.FilterChainImpl.statement_executeQuery(FilterChainImpl.java:2866) at com.alibaba.druid.filter.FilterAdapter.statement_executeQuery(FilterAdapter.java:2513) at com.alibaba.druid.filter.FilterEventAdapter.statement_executeQuery(FilterEventAdapter.java:296) at com.alibaba.druid.filter.FilterChainImpl.statement_executeQuery(FilterChainImpl.java:2863) at com.alibaba.druid.filter.FilterAdapter.statement_executeQuery(FilterAdapter.java:2513) at com.alibaba.druid.filter.FilterEventAdapter.statement_executeQuery(FilterEventAdapter.java:296) at com.alibaba.druid.filter.FilterChainImpl.statement_executeQuery(FilterChainImpl.java:2863) at com.alibaba.druid.proxy.jdbc.StatementProxyImpl.executeQuery(StatementProxyImpl.java:217) at com.alibaba.druid.pool.vendor.MySqlValidConnectionChecker.isValidConnection(MySqlValidConnectionChecker.java:143) at com.alibaba.druid.pool.DruidAbstractDataSource.testConnectionInternal(DruidAbstractDataSource.java:1514) at com.alibaba.druid.pool.DruidDataSource.getConnectionDirect(DruidDataSource.java:1548) at com.alibaba.druid.filter.FilterChainImpl.dataSource_connect(FilterChainImpl.java:5058) at com.alibaba.druid.filter.logging.LogFilter.dataSource_getConnection(LogFilter.java:909) at com.alibaba.druid.filter.FilterChainImpl.dataSource_connect(FilterChainImpl.java:5054) at com.alibaba.druid.filter.stat.StatFilter.dataSource_getConnection(StatFilter.java:704) at com.alibaba.druid.filter.FilterChainImpl.dataSource_connect(FilterChainImpl.java:5054) at com.alibaba.druid.pool.DruidDataSource.getConnection(DruidDataSource.java:1468) at com.alibaba.druid.pool.DruidDataSource.getConnection(DruidDataSource.java:1458) at com.alibaba.druid.pool.DruidDataSource.getConnection(DruidDataSource.java:83) at com.baomidou.dynamic.datasource.ds.ItemDataSource.getConnection(ItemDataSource.java:55) at com.baomidou.dynamic.datasource.ds.AbstractRoutingDataSource.getConnection(AbstractRoutingDataSource.java:54) at org.springframework.jdbc.datasource.DataSourceTransactionManager.doBegin(DataSourceTransactionManager.java:269) at org.springframework.transaction.support.AbstractPlatformTransactionManager.startTransaction(AbstractPlatformTransactionManager.java:400) at org.springframework.transaction.support.AbstractPlatformTransactionManager.getTransaction(AbstractPlatformTransactionManager.java:373) at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:137) at org.flowable.common.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:57) at org.flowable.common.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:30) at org.flowable.common.engine.impl.cfg.CommandExecutorImpl.execute(CommandExecutorImpl.java:56) at org.flowable.common.engine.impl.cfg.CommandExecutorImpl.execute(CommandExecutorImpl.java:51) at org.flowable.job.service.impl.asyncexecutor.AcquireAsyncJobsDueRunnable.acquireAndExecuteJobs(AcquireAsyncJobsDueRunnable.java:182) at org.flowable.job.service.impl.asyncexecutor.AcquireAsyncJobsDueRunnable.executeAcquireCycle(AcquireAsyncJobsDueRunnable.java:156) at org.flowable.job.service.impl.asyncexecutor.AcquireAsyncJobsDueRunnable.run(AcquireAsyncJobsDueRunnable.java:134) at java.lang.Thread.run(Thread.java:750) Caused by: com.mysql.cj.exceptions.CJCommunicationsException: The last packet successfully received from the server was 50,128,343 milliseconds ago. The last packet sent successfully to the server was 50,128,344 milliseconds ago. is longer than the server configured value of 'wait_timeout'. You should consider either expiring and/or testing connection validity before use in your application, increasing the server configured values for client timeouts, or using the Connector/J connection property 'autoReconnect=true' to avoid this problem. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.lang.reflect.Constructor.newInstance(Constructor.java:423) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:62) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:105) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:150) at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:166) at com.mysql.cj.protocol.a.NativeProtocol.send(NativeProtocol.java:629) at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:684) at com.mysql.cj.protocol.a.NativeProtocol.sendQueryPacket(NativeProtocol.java:1052) at com.mysql.cj.protocol.a.NativeProtocol.sendQueryString(NativeProtocol.java:998) at com.mysql.cj.NativeSession.execSQL(NativeSession.java:655) at com.mysql.cj.jdbc.StatementImpl.executeQuery(StatementImpl.java:1168) ... 33 common frames omitted Caused by: java.net.SocketException: Connection reset by peer: socket write error at java.net.SocketOutputStream.socketWrite0(Native Method) at java.net.SocketOutputStream.socketWrite(SocketOutputStream.java:111) at java.net.SocketOutputStream.write(SocketOutputStream.java:155) at sun.security.ssl.SSLSocketOutputRecord.deliver(SSLSocketOutputRecord.java:346) at sun.security.ssl.SSLSocketImpl$AppOutputStream.write(SSLSocketImpl.java:1151) at java.io.BufferedOutputStream.flushBuffer(BufferedOutputStream.java:82) at java.io.BufferedOutputStream.flush(BufferedOutputStream.java:140) at com.mysql.cj.protocol.a.SimplePacketSender.send(SimplePacketSender.java:55) at com.mysql.cj.protocol.a.TimeTrackingPacketSender.send(TimeTrackingPacketSender.java:50) at com.mysql.cj.protocol.a.NativeProtocol.send(NativeProtocol.java:620) ... 38 common frames omitted 09:37:53.026 [flowable-bpmn-acquire-async-jobs] ERROR druid.sql.Statement - [statementLogError,148] - {conn-10006, stmt-20448} execute error. SELECT 1 FROM DUAL com.mysql.cj.jdbc.exceptions.CommunicationsException: The last packet successfully received from the server was 54,871,071 milliseconds ago. The last packet sent successfully to the server was 54,871,071 milliseconds ago. is longer than the server configured value of 'wait_timeout'. You should consider either expiring and/or testing connection validity before use in your application, increasing the server configured values for client timeouts, or using the Connector/J connection property 'autoReconnect=true' to avoid this problem. at com.mysql.cj.jdbc.exceptions.SQLError.createCommunicationsException(SQLError.java:175) at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:64) at com.mysql.cj.jdbc.StatementImpl.executeQuery(StatementImpl.java:1200) at com.alibaba.druid.filter.FilterChainImpl.statement_executeQuery(FilterChainImpl.java:2866) at com.alibaba.druid.filter.FilterAdapter.statement_executeQuery(FilterAdapter.java:2513) at com.alibaba.druid.filter.FilterEventAdapter.statement_executeQuery(FilterEventAdapter.java:296) at com.alibaba.druid.filter.FilterChainImpl.statement_executeQuery(FilterChainImpl.java:2863) at com.alibaba.druid.filter.FilterAdapter.statement_executeQuery(FilterAdapter.java:2513) at com.alibaba.druid.filter.FilterEventAdapter.statement_executeQuery(FilterEventAdapter.java:296) at com.alibaba.druid.filter.FilterChainImpl.statement_executeQuery(FilterChainImpl.java:2863) at com.alibaba.druid.proxy.jdbc.StatementProxyImpl.executeQuery(StatementProxyImpl.java:217) at com.alibaba.druid.pool.vendor.MySqlValidConnectionChecker.isValidConnection(MySqlValidConnectionChecker.java:143) at com.alibaba.druid.pool.DruidAbstractDataSource.testConnectionInternal(DruidAbstractDataSource.java:1514) at com.alibaba.druid.pool.DruidDataSource.getConnectionDirect(DruidDataSource.java:1548) at com.alibaba.druid.filter.FilterChainImpl.dataSource_connect(FilterChainImpl.java:5058) at com.alibaba.druid.filter.logging.LogFilter.dataSource_getConnection(LogFilter.java:909) at com.alibaba.druid.filter.FilterChainImpl.dataSource_connect(FilterChainImpl.java:5054) at com.alibaba.druid.filter.stat.StatFilter.dataSource_getConnection(StatFilter.java:704) at com.alibaba.druid.filter.FilterChainImpl.dataSource_connect(FilterChainImpl.java:5054) at com.alibaba.druid.pool.DruidDataSource.getConnection(DruidDataSource.java:1468) at com.alibaba.druid.pool.DruidDataSource.getConnection(DruidDataSource.java:1458) at com.alibaba.druid.pool.DruidDataSource.getConnection(DruidDataSource.java:83) at com.baomidou.dynamic.datasource.ds.ItemDataSource.getConnection(ItemDataSource.java:55) at com.baomidou.dynamic.datasource.ds.AbstractRoutingDataSource.getConnection(AbstractRoutingDataSource.java:54) at org.springframework.jdbc.datasource.DataSourceTransactionManager.doBegin(DataSourceTransactionManager.java:269) at org.springframework.transaction.support.AbstractPlatformTransactionManager.startTransaction(AbstractPlatformTransactionManager.java:400) at org.springframework.transaction.support.AbstractPlatformTransactionManager.getTransaction(AbstractPlatformTransactionManager.java:373) at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:137) at org.flowable.common.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:57) at org.flowable.common.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:30) at org.flowable.common.engine.impl.cfg.CommandExecutorImpl.execute(CommandExecutorImpl.java:56) at org.flowable.common.engine.impl.cfg.CommandExecutorImpl.execute(CommandExecutorImpl.java:51) at org.flowable.job.service.impl.asyncexecutor.AcquireAsyncJobsDueRunnable.acquireAndExecuteJobs(AcquireAsyncJobsDueRunnable.java:182) at org.flowable.job.service.impl.asyncexecutor.AcquireAsyncJobsDueRunnable.executeAcquireCycle(AcquireAsyncJobsDueRunnable.java:156) at org.flowable.job.service.impl.asyncexecutor.AcquireAsyncJobsDueRunnable.run(AcquireAsyncJobsDueRunnable.java:134) at java.lang.Thread.run(Thread.java:750) Caused by: com.mysql.cj.exceptions.CJCommunicationsException: The last packet successfully received from the server was 54,871,071 milliseconds ago. The last packet sent successfully to the server was 54,871,071 milliseconds ago. is longer than the server configured value of 'wait_timeout'. You should consider either expiring and/or testing connection validity before use in your application, increasing the server configured values for client timeouts, or using the Connector/J connection property 'autoReconnect=true' to avoid this problem. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.lang.reflect.Constructor.newInstance(Constructor.java:423) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:62) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:105) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:150) at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:166) at com.mysql.cj.protocol.a.NativeProtocol.send(NativeProtocol.java:629) at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:684) at com.mysql.cj.protocol.a.NativeProtocol.sendQueryPacket(NativeProtocol.java:1052) at com.mysql.cj.protocol.a.NativeProtocol.sendQueryString(NativeProtocol.java:998) at com.mysql.cj.NativeSession.execSQL(NativeSession.java:655) at com.mysql.cj.jdbc.StatementImpl.executeQuery(StatementImpl.java:1168) ... 33 common frames omitted Caused by: java.net.SocketException: Software caused connection abort: socket write error at java.net.SocketOutputStream.socketWrite0(Native Method) at java.net.SocketOutputStream.socketWrite(SocketOutputStream.java:111) at java.net.SocketOutputStream.write(SocketOutputStream.java:155) at sun.security.ssl.SSLSocketOutputRecord.deliver(SSLSocketOutputRecord.java:346) at sun.security.ssl.SSLSocketImpl$AppOutputStream.write(SSLSocketImpl.java:1151) at java.io.BufferedOutputStream.flushBuffer(BufferedOutputStream.java:82) at java.io.BufferedOutputStream.flush(BufferedOutputStream.java:140) at com.mysql.cj.protocol.a.SimplePacketSender.send(SimplePacketSender.java:55) at com.mysql.cj.protocol.a.TimeTrackingPacketSender.send(TimeTrackingPacketSender.java:50) at com.mysql.cj.protocol.a.NativeProtocol.send(NativeProtocol.java:620) ... 38 common frames omitted 09:37:53.026 [flowable-cmmn-acquire-async-jobs] ERROR druid.sql.Statement - [statementLogError,148] - {conn-10004, stmt-20449} execute error. SELECT 1 FROM DUAL com.mysql.cj.jdbc.exceptions.CommunicationsException: The last packet successfully received from the server was 54,871,071 milliseconds ago. The last packet sent successfully to the server was 54,871,071 milliseconds ago. is longer than the server configured value of 'wait_timeout'. You should consider either expiring and/or testing connection validity before use in your application, increasing the server configured values for client timeouts, or using the Connector/J connection property 'autoReconnect=true' to avoid this problem. at com.mysql.cj.jdbc.exceptions.SQLError.createCommunicationsException(SQLError.java:175) at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:64) at com.mysql.cj.jdbc.StatementImpl.executeQuery(StatementImpl.java:1200) at com.alibaba.druid.filter.FilterChainImpl.statement_executeQuery(FilterChainImpl.java:2866) at com.alibaba.druid.filter.FilterAdapter.statement_executeQuery(FilterAdapter.java:2513) at com.alibaba.druid.filter.FilterEventAdapter.statement_executeQuery(FilterEventAdapter.java:296) at com.alibaba.druid.filter.FilterChainImpl.statement_executeQuery(FilterChainImpl.java:2863) at com.alibaba.druid.filter.FilterAdapter.statement_executeQuery(FilterAdapter.java:2513) at com.alibaba.druid.filter.FilterEventAdapter.statement_executeQuery(FilterEventAdapter.java:296) at com.alibaba.druid.filter.FilterChainImpl.statement_executeQuery(FilterChainImpl.java:2863) at com.alibaba.druid.proxy.jdbc.StatementProxyImpl.executeQuery(StatementProxyImpl.java:217) at com.alibaba.druid.pool.vendor.MySqlValidConnectionChecker.isValidConnection(MySqlValidConnectionChecker.java:143) at com.alibaba.druid.pool.DruidAbstractDataSource.testConnectionInternal(DruidAbstractDataSource.java:1514) at com.alibaba.druid.pool.DruidDataSource.getConnectionDirect(DruidDataSource.java:1548) at com.alibaba.druid.filter.FilterChainImpl.dataSource_connect(FilterChainImpl.java:5058) at com.alibaba.druid.filter.logging.LogFilter.dataSource_getConnection(LogFilter.java:909) at com.alibaba.druid.filter.FilterChainImpl.dataSource_connect(FilterChainImpl.java:5054) at com.alibaba.druid.filter.stat.StatFilter.dataSource_getConnection(StatFilter.java:704) at com.alibaba.druid.filter.FilterChainImpl.dataSource_connect(FilterChainImpl.java:5054) at com.alibaba.druid.pool.DruidDataSource.getConnection(DruidDataSource.java:1468) at com.alibaba.druid.pool.DruidDataSource.getConnection(DruidDataSource.java:1458) at com.alibaba.druid.pool.DruidDataSource.getConnection(DruidDataSource.java:83) at com.baomidou.dynamic.datasource.ds.ItemDataSource.getConnection(ItemDataSource.java:55) at com.baomidou.dynamic.datasource.ds.AbstractRoutingDataSource.getConnection(AbstractRoutingDataSource.java:54) at org.springframework.jdbc.datasource.DataSourceTransactionManager.doBegin(DataSourceTransactionManager.java:269) at org.springframework.transaction.support.AbstractPlatformTransactionManager.startTransaction(AbstractPlatformTransactionManager.java:400) at org.springframework.transaction.support.AbstractPlatformTransactionManager.getTransaction(AbstractPlatformTransactionManager.java:373) at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:137) at org.flowable.common.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:57) at org.flowable.common.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:30) at org.flowable.common.engine.impl.cfg.CommandExecutorImpl.execute(CommandExecutorImpl.java:56) at org.flowable.common.engine.impl.cfg.CommandExecutorImpl.execute(CommandExecutorImpl.java:51) at org.flowable.job.service.impl.asyncexecutor.AcquireAsyncJobsDueRunnable.acquireAndExecuteJobs(AcquireAsyncJobsDueRunnable.java:182) at org.flowable.job.service.impl.asyncexecutor.AcquireAsyncJobsDueRunnable.executeAcquireCycle(AcquireAsyncJobsDueRunnable.java:156) at org.flowable.job.service.impl.asyncexecutor.AcquireAsyncJobsDueRunnable.run(AcquireAsyncJobsDueRunnable.java:134) at java.lang.Thread.run(Thread.java:750) Caused by: com.mysql.cj.exceptions.CJCommunicationsException: The last packet successfully received from the server was 54,871,071 milliseconds ago. The last packet sent successfully to the server was 54,871,071 milliseconds ago. is longer than the server configured value of 'wait_timeout'. You should consider either expiring and/or testing connection validity before use in your application, increasing the server configured values for client timeouts, or using the Connector/J connection property 'autoReconnect=true' to avoid this problem. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.lang.reflect.Constructor.newInstance(Constructor.java:423) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:62) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:105) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:150) at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:166) at com.mysql.cj.protocol.a.NativeProtocol.send(NativeProtocol.java:629) at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:684) at com.mysql.cj.protocol.a.NativeProtocol.sendQueryPacket(NativeProtocol.java:1052) at com.mysql.cj.protocol.a.NativeProtocol.sendQueryString(NativeProtocol.java:998) at com.mysql.cj.NativeSession.execSQL(NativeSession.java:655) at com.mysql.cj.jdbc.StatementImpl.executeQuery(StatementImpl.java:1168) ... 33 common frames omitted Caused by: java.net.SocketException: Software caused connection abort: socket write error at java.net.SocketOutputStream.socketWrite0(Native Method) at java.net.SocketOutputStream.socketWrite(SocketOutputStream.java:111) at java.net.SocketOutputStream.write(SocketOutputStream.java:155) at sun.security.ssl.SSLSocketOutputRecord.deliver(SSLSocketOutputRecord.java:346) at sun.security.ssl.SSLSocketImpl$AppOutputStream.write(SSLSocketImpl.java:1151) at java.io.BufferedOutputStream.flushBuffer(BufferedOutputStream.java:82) at java.io.BufferedOutputStream.flush(BufferedOutputStream.java:140) at com.mysql.cj.protocol.a.SimplePacketSender.send(SimplePacketSender.java:55) at com.mysql.cj.protocol.a.TimeTrackingPacketSender.send(TimeTrackingPacketSender.java:50) at com.mysql.cj.protocol.a.NativeProtocol.send(NativeProtocol.java:620) ... 38 common frames omitted 09:37:53.031 [flowable-bpmn-acquire-async-jobs] ERROR druid.sql.Statement - [statementLogError,148] - {conn-10005, stmt-20450} execute error. SELECT 1 FROM DUAL com.mysql.cj.jdbc.exceptions.CommunicationsException: The last packet successfully received from the server was 55,491,736 milliseconds ago. The last packet sent successfully to the server was 55,491,736 milliseconds ago. is longer than the server configured value of 'wait_timeout'. You should consider either expiring and/or testing connection validity before use in your application, increasing the server configured values for client timeouts, or using the Connector/J connection property 'autoReconnect=true' to avoid this problem. at com.mysql.cj.jdbc.exceptions.SQLError.createCommunicationsException(SQLError.java:175) at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:64) at com.mysql.cj.jdbc.StatementImpl.executeQuery(StatementImpl.java:1200) at com.alibaba.druid.filter.FilterChainImpl.statement_executeQuery(FilterChainImpl.java:2866) at com.alibaba.druid.filter.FilterAdapter.statement_executeQuery(FilterAdapter.java:2513) at com.alibaba.druid.filter.FilterEventAdapter.statement_executeQuery(FilterEventAdapter.java:296) at com.alibaba.druid.filter.FilterChainImpl.statement_executeQuery(FilterChainImpl.java:2863) at com.alibaba.druid.filter.FilterAdapter.statement_executeQuery(FilterAdapter.java:2513) at com.alibaba.druid.filter.FilterEventAdapter.statement_executeQuery(FilterEventAdapter.java:296) at com.alibaba.druid.filter.FilterChainImpl.statement_executeQuery(FilterChainImpl.java:2863) at com.alibaba.druid.proxy.jdbc.StatementProxyImpl.executeQuery(StatementProxyImpl.java:217) at com.alibaba.druid.pool.vendor.MySqlValidConnectionChecker.isValidConnection(MySqlValidConnectionChecker.java:143) at com.alibaba.druid.pool.DruidAbstractDataSource.testConnectionInternal(DruidAbstractDataSource.java:1514) at com.alibaba.druid.pool.DruidDataSource.getConnectionDirect(DruidDataSource.java:1548) at com.alibaba.druid.filter.FilterChainImpl.dataSource_connect(FilterChainImpl.java:5058) at com.alibaba.druid.filter.logging.LogFilter.dataSource_getConnection(LogFilter.java:909) at com.alibaba.druid.filter.FilterChainImpl.dataSource_connect(FilterChainImpl.java:5054) at com.alibaba.druid.filter.stat.StatFilter.dataSource_getConnection(StatFilter.java:704) at com.alibaba.druid.filter.FilterChainImpl.dataSource_connect(FilterChainImpl.java:5054) at com.alibaba.druid.pool.DruidDataSource.getConnection(DruidDataSource.java:1468) at com.alibaba.druid.pool.DruidDataSource.getConnection(DruidDataSource.java:1458) at com.alibaba.druid.pool.DruidDataSource.getConnection(DruidDataSource.java:83) at com.baomidou.dynamic.datasource.ds.ItemDataSource.getConnection(ItemDataSource.java:55) at com.baomidou.dynamic.datasource.ds.AbstractRoutingDataSource.getConnection(AbstractRoutingDataSource.java:54) at org.springframework.jdbc.datasource.DataSourceTransactionManager.doBegin(DataSourceTransactionManager.java:269) at org.springframework.transaction.support.AbstractPlatformTransactionManager.startTransaction(AbstractPlatformTransactionManager.java:400) at org.springframework.transaction.support.AbstractPlatformTransactionManager.getTransaction(AbstractPlatformTransactionManager.java:373) at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:137) at org.flowable.common.spring.SpringTransactionInterceptor.execute(SpringTransactionInterceptor.java:57) at org.flowable.common.engine.impl.interceptor.LogInterceptor.execute(LogInterceptor.java:30) at org.flowable.common.engine.impl.cfg.CommandExecutorImpl.execute(CommandExecutorImpl.java:56) at org.flowable.common.engine.impl.cfg.CommandExecutorImpl.execute(CommandExecutorImpl.java:51) at org.flowable.job.service.impl.asyncexecutor.AcquireAsyncJobsDueRunnable.acquireAndExecuteJobs(AcquireAsyncJobsDueRunnable.java:182) at org.flowable.job.service.impl.asyncexecutor.AcquireAsyncJobsDueRunnable.executeAcquireCycle(AcquireAsyncJobsDueRunnable.java:156) at org.flowable.job.service.impl.asyncexecutor.AcquireAsyncJobsDueRunnable.run(AcquireAsyncJobsDueRunnable.java:134) at java.lang.Thread.run(Thread.java:750) Caused by: com.mysql.cj.exceptions.CJCommunicationsException: The last packet successfully received from the server was 55,491,736 milliseconds ago. The last packet sent successfully to the server was 55,491,736 milliseconds ago. is longer than the server configured value of 'wait_timeout'. You should consider either expiring and/or testing connection validity before use in your application, increasing the server configured values for client timeouts, or using the Connector/J connection property 'autoReconnect=true' to avoid this problem. at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.lang.reflect.Constructor.newInstance(Constructor.java:423) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:62) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:105) at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:150) at com.mysql.cj.exceptions.ExceptionFactory.createCommunicationsException(ExceptionFactory.java:166) at com.mysql.cj.protocol.a.NativeProtocol.send(NativeProtocol.java:629) at com.mysql.cj.protocol.a.NativeProtocol.sendCommand(NativeProtocol.java:684) at com.mysql.cj.protocol.a.NativeProtocol.sendQueryPacket(NativeProtocol.java:1052) at com.mysql.cj.protocol.a.NativeProtocol.sendQueryString(NativeProtocol.java:998) at com.mysql.cj.NativeSession.execSQL(NativeSession.java:655) at com.mysql.cj.jdbc.StatementImpl.executeQuery(StatementImpl.java:1168) ... 33 common frames omitted Caused by: java.net.SocketException: Software caused connection abort: socket write error at java.net.SocketOutputStream.socketWrite0(Native Method) at java.net.SocketOutputStream.socketWrite(SocketOutputStream.java:111) at java.net.SocketOutputStream.write(SocketOutputStream.java:155) at sun.security.ssl.SSLSocketOutputRecord.deliver(SSLSocketOutputRecord.java:346) at sun.security.ssl.SSLSocketImpl$AppOutputStream.write(SSLSocketImpl.java:1151) at java.io.BufferedOutputStream.flushBuffer(BufferedOutputStream.java:82) at java.io.BufferedOutputStream.flush(BufferedOutputStream.java:140) at com.mysql.cj.protocol.a.SimplePacketSender.send(SimplePacketSender.java:55) at com.mysql.cj.protocol.a.TimeTrackingPacketSender.send(TimeTrackingPacketSender.java:50) at com.mysql.cj.protocol.a.NativeProtocol.send(NativeProtocol.java:620) ... 38 common frames omitted