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w(Net.java:684)
at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:946)
at io.netty.channel.socket.nio.NioSocketChannel.doFinishConnect(NioSocketChannel.java:330)
at io.netty.channel.nio.AbstractNioChannel$AbstractNioUnsafe.finishConnect(AbstractNioChannel.java:334)
at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:707)
at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:655)
at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:581)
at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:493)
at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:986)
at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
at java.base/java.lang.Thread.run(Thread.java:840)
2026-08-29 23:54:51.936 INFO 2501436 --- [NettyClientWorkerThread_2] RocketmqRemoting : NETTY CLIENT PIPELINE: CLOSE 127.0.0.1:9877
2026-08-29 23:54:51.936 INFO 2501436 --- [NettyClientWorkerThread_2] RocketmqRemoting : closeChannel: the channel[127.0.0.1:9877] was removed from channel table
2026-08-29 23:54:51.936 INFO 2501436 --- [NettyClientWorkerThread_2] RocketmqRemoting : NETTY CLIENT PIPELINE: CLOSE 127.0.0.1:9877
2026-08-29 23:54:51.936 INFO 2501436 --- [NettyClientWorkerThread_2] RocketmqRemoting : eventCloseChannel: the channel[null] has been removed from the channel table before
2026-08-29 23:54:51.936 INFO 2501436 --- [NettyClientSelector_1] RocketmqRemoting : closeChannel: close the connection to remote address[127.0.0.1:9877] result: true
2026-08-29 23:55:05.549 INFO 2501436 --- [http-nio-8804-exec-31] ShardingSphere-SQL : Rule Type: sharding
2026-08-29 23:55:05.549 INFO 2501436 --- [http-nio-8804-exec-31] ShardingSphere-SQL : Logic SQL: select 1
2026-08-29 23:55:05.549 INFO 2501436 --- [http-nio-8804-exec-31] ShardingSphere-SQL : SQLStatement: SelectSQLStatementContext(super=CommonSQLStatementContext(sqlStatement=org.apache.shardingsphere.sql.parser.sql.statement.dml.SelectStatement@7f16602f, tablesContext=TablesContext(tables=[], schema=Optional.absent())), projectionsContext=ProjectionsContext(startIndex=7, stopIndex=7, distinctRow=false, projections=[ExpressionProjection(expression=1, alias=Optional.absent())], columnLabels=[1]), groupByContext=org.apache.shardingsphere.sql.parser.relation.segment.select.groupby.GroupByContext@7387d636, orderByContext=org.apache.shardingsphere.sql.parser.relation.segment.select.orderby.OrderByContext@677e995e, paginationContext=org.apache.shardingsphere.sql.parser.relation.segment.select.pagination.PaginationContext@1c3713b9, containsSubquery=false)
2026-08-29 23:55:05.549 INFO 2501436 --- [http-nio-8804-exec-31] ShardingSphere-SQL : Actual SQL: default-datasource ::: select 1
2026-08-29 23:55:21.934 INFO 2501436 --- [MQClientFactoryScheduledThread] RocketmqRemoting : new name server is chosen. OLD: 127.0.0.1:9877 , NEW: 127.0.0.1:9877. namesrvIndex = 1712
2026-08-29 23:55:21.935 INFO 2501436 --- [MQClientFactoryScheduledThread] RocketmqRemoting : createChannel: begin to connect remote host[127.0.0.1:9877] asynchronously
2026-08-29 23:55:21.935 INFO 2501436 --- [NettyClientWorkerThread_3] RocketmqRemoting : NETTY CLIENT PIPELINE: CONNECT UNKNOWN => 127.0.0.1:9877
2026-08-29 23:55:21.936 INFO 2501436 --- [NettyClientWorkerThread_3] RocketmqRemoting : NETTY CLIENT PIPELINE: CLOSE 127.0.0.1:9877
2026-08-29 23:55:21.936 INFO 2501436 --- [NettyClientWorkerThread_3] RocketmqRemoting : closeChannel: the channel[127.0.0.1:9877] was removed from channel table
2026-08-29 23:55:21.936 INFO 2501436 --- [NettyClientWorkerThread_3] RocketmqRemoting : NETTY CLIENT PIPELINE: CLOSE 127.0.0.1:9877
2026-08-29 23:55:21.936 INFO 2501436 --- [NettyClientWorkerThread_3] RocketmqRemoting : eventCloseChannel: the channel[null] has been removed from the channel table before
2026-08-29 23:55:21.936 WARN 2501436 --- [MQClientFactoryScheduledThread] RocketmqRemoting : createChannel: connect remote host[127.0.0.1:9877] failed, AbstractBootstrap$PendingRegistrationPromise@15947532(failure: io.netty.channel.AbstractChannel$AnnotatedConnectException: Connection refused: /127.0.0.1:9877)
io.netty.channel.AbstractChannel$AnnotatedConnectException: Connection refused: /127.0.0.1:9877
Caused by: java.net.ConnectException: Connection refused
at java.base/sun.nio.ch.Net.pollConnect(Native Method)
at java.base/sun.nio.ch.Net.pollConnectNow(Net.java:684)
at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:946)
at io.netty.channel.socket.nio.NioSocketChannel.doFinishConnect(NioSocketChannel.java:330)
at io.netty.channel.nio.AbstractNioChannel$AbstractNioUnsafe.finishConnect(AbstractNioChannel.java:334)
at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:707)
at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:655)
at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:581)
at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:493)
at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:986)
at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
at java.base/java.lang.Thread.run(Thread.java:840)
2026-08-29 23:55:21.937 INFO 2501436 --- [NettyClientSelector_1] RocketmqRemoting : closeChannel: close the connection to remote address[127.0.0.1:9877] result: true
2026-08-29 23:55:25.492 INFO 2501436 --- [http-nio-8804-exec-34] ShardingSphere-SQL : Rule Type: sharding
2026-08-29 23:55:25.493 INFO 2501436 --- [http-nio-8804-exec-34] ShardingSphere-SQL : Logic SQL: select 1
2026-08-29 23:55:25.493 INFO 2501436 --- [http-nio-8804-exec-34] ShardingSphere-SQL : SQLStatement: SelectSQLStatementContext(super=CommonSQLStatementContext(sqlStatement=org.apache.shardingsphere.sql.parser.sql.statement.dml.SelectStatement@4c18dfe6, tablesContext=TablesContext(tables=[], schema=Optional.absent())), projectionsContext=ProjectionsContext(startIndex=7, stopIndex=7, distinctRow=false, projections=[ExpressionProjection(expression=1, alias=Optional.absent())], columnLabels=[1]), groupByContext=org.apache.shardingsphere.sql.parser.relation.segment.select.groupby.GroupByContext@7e235c12, orderByContext=org.apache.shardingsphere.sql.parser.relation.segment.select.orderby.OrderByContext@dfd3d1a, paginationContext=org.apache.shardingsphere.sql.parser.relation.segment.select.pagination.PaginationContext@6e0dddad, containsSubquery=false)
2026-08-29 23:55:25.493 INFO 2501436 --- [http-nio-8804-exec-34] ShardingSphere-SQL : Actual SQL: default-datasource ::: select 1
2026-08-29 23:55:45.718 INFO 2501436 --- [http-nio-8804-exec-33] ShardingSphere-SQL : Rule Type: sharding
2026-08-29 23:55:45.718 INFO 2501436 --- [http-nio-8804-exec-33] ShardingSphere-SQL : Logic SQL: select 1
2026-08-29 23:55:45.718 INFO 2501436 --- [http-nio-8804-exec-33] ShardingSphere-SQL : SQLStatement: SelectSQLStatementContext(super=CommonSQLStatementContext(sqlStatement=org.apache.shardingsphere.sql.parser.sql.statement.dml.SelectStatement@19f97bef, tablesContext=TablesContext(tables=[], schema=Optional.absent())), projectionsContext=ProjectionsContext(startIndex=7, stopIndex=7, distinctRow=false, projections=[ExpressionProjection(expression=1, alias=Optional.absent())], columnLabels=[1]), groupByContext=org.apache.shardingsphere.sql.parser.relation.segment.select.groupby.GroupByContext@6731da, orderByContext=org.apache.shardingsphere.sql.parser.relation.segment.select.orderby.OrderByContext@407fbc6f, paginationContext=org.apache.shardingsphere.sql.parser.relation.segment.select.pagination.PaginationContext@5f273574, containsSubquery=false)
2026-08-29 23:55:45.719 INFO 2501436 --- [http-nio-8804-exec-33] ShardingSphere-SQL : Actual SQL: default-datasource ::: select 1
2026-08-29 23:55:51.934 INFO 2501436 --- [MQClientFactoryScheduledThread] RocketmqRemoting : new name server is chosen. OLD: 127.0.0.1:9877 , NEW: 127.0.0.1:9877. namesrvIndex = 1713
2026-08-29 23:55:51.934 INFO 2501436 --- [MQClientFactoryScheduledThread] RocketmqRemoting : createChannel: begin to connect remote host[127.0.0.1:9877] asynchronously
2026-08-29 23:55:51.935 INFO 2501436 --- [NettyClientWorkerThread_4] RocketmqRemoting : NETTY CLIENT PIPELINE: CONNECT UNKNOWN => 127.0.0.1:9877
2026-08-29 23:55:51.936 WARN 2501436 --- [MQClientFactoryScheduledThread] RocketmqRemoting : createChannel: connect remote host[127.0.0.1:9877] failed, AbstractBootstrap$PendingRegistrationPromise@470962b3(failure: io.netty.channel.AbstractChannel$AnnotatedConnectException: Connection refused: /127.0.0.1:9877)
io.netty.channel.AbstractChannel$AnnotatedConnectException: Connection refused: /127.0.0.1:9877
Caused by: java.net.ConnectException: Connection refused
at java.base/sun.nio.ch.Net.pollConnect(Native Method)
at java.base/sun.nio.ch.Net.pollConnectNow(Net.java:684)
at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:946)
at io.netty.channel.socket.nio.NioSocketChannel.doFinishConnect(NioSocketChannel.java:330)
at io.netty.channel.nio.AbstractNioChannel$AbstractNioUnsafe.finishConnect(AbstractNioChannel.java:334)
at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:707)
at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:655)
at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:581)
at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:493)
at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:986)
at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
at java.base/java.lang.Thread.run(Thread.java:840)
2026-08-29 23:55:51.936 INFO 2501436 --- [NettyClientWorkerThread_4] RocketmqRemoting : NETTY CLIENT PIPELINE: CLOSE 127.0.0.1:9877
2026-08-29 23:55:51.936 INFO 2501436 --- [NettyClientWorkerThread_4] RocketmqRemoting : closeChannel: the channel[127.0.0.1:9877] was removed from channel table
2026-08-29 23:55:51.936 INFO 2501436 --- [NettyClientWorkerThread_4] RocketmqRemoting : NETTY CLIENT PIPELINE: CLOSE 127.0.0.1:9877
2026-08-29 23:55:51.936 INFO 2501436 --- [NettyClientWorkerThread_4] RocketmqRemoting : eventCloseChannel: the channel[null] has been removed from the channel table before
2026-08-29 23:55:51.936 INFO 2501436 --- [NettyClientSelector_1] RocketmqRemoting : closeChannel: close the connection to remote address[127.0.0.1:9877] result: true
2026-08-29 23:56:05.529 INFO 2501436 --- [http-nio-8804-exec-35] ShardingSphere-SQL : Rule Type: sharding
2026-08-29 23:56:05.529 INFO 2501436 --- [http-nio-8804-exec-35] ShardingSphere-SQL : Logic SQL: select 1
2026-08-29 23:56:05.529 INFO 2501436 --- [http-nio-8804-exec-35] ShardingSphere-SQL : SQLStatement: SelectSQLStatementContext(super=CommonSQLStatementContext(sqlStatement=org.apache.shardingsphere.sql.parser.sql.statement.dml.SelectStatement@361b2279, tablesContext=TablesContext(tables=[], schema=Optional.absent())), projectionsContext=ProjectionsContext(startIndex=7, stopIndex=7, distinctRow=false, projections=[ExpressionProjection(expression=1, alias=Optional.absent())], columnLabels=[1]), groupByContext=org.apache.shardingsphere.sql.parser.relation.segment.select.groupby.GroupByContext@30a13e44, orderByContext=org.apache.shardingsphere.sql.parser.relation.segment.select.orderby.OrderByContext@32b47500, paginationContext=org.apache.shardingsphere.sql.parser.relation.segment.select.pagination.PaginationContext@173e77e4, containsSubquery=false)
2026-08-29 23:56:05.530 INFO 2501436 --- [http-nio-8804-exec-35] ShardingSphere-SQL : Actual SQL: default-datasource ::: select 1
2026-08-29 23:56:21.934 INFO 2501436 --- [MQClientFactoryScheduledThread] RocketmqRemoting : new name server is chosen. OLD: 127.0.0.1:9877 , NEW: 127.0.0.1:9877. namesrvIndex = 1714
2026-08-29 23:56:21.934 INFO 2501436 --- [MQClientFactoryScheduledThread] RocketmqRemoting : createChannel: begin to connect remote host[127.0.0.1:9877] asynchronously
2026-08-29 23:56:21.935 INFO 2501436 --- [NettyClientWorkerThread_1] RocketmqRemoting : NETTY CLIENT PIPELINE: CONNECT UNKNOWN => 127.0.0.1:9877
2026-08-29 23:56:21.935 WARN 2501436 --- [MQClientFactoryScheduledThread] RocketmqRemoting : createChannel: connect remote host[127.0.0.1:9877] failed, AbstractBootstrap$PendingRegistrationPromise@2157147b(failure: io.netty.channel.AbstractChannel$AnnotatedConnectException: Connection refused: /127.0.0.1:9877)
io.netty.channel.AbstractChannel$AnnotatedConnectException: Connection refused: /127.0.0.1:9877
Caused by: java.net.ConnectException: Connection refused
at java.base/sun.nio.ch.Net.pollConnect(Native Method)
at java.base/sun.nio.ch.Net.pollConnectNow(Net.java:684)
at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:946)
at io.netty.channel.socket.nio.NioSocketChannel.doFinishConnect(NioSocketChannel.java:330)
at io.netty.channel.nio.AbstractNioChannel$AbstractNioUnsafe.finishConnect(AbstractNioChannel.java:334)
at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:707)
at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:655)
at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:581)
at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:493)
at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:986)
at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
at java.base/java.lang.Thread.run(Thread.java:840)
2026-08-29 23:56:21.936 INFO 2501436 --- [NettyClientWorkerThread_1] RocketmqRemoting : NETTY CLIENT PIPELINE: CLOSE 127.0.0.1:9877
2026-08-29 23:56:21.936 INFO 2501436 --- [NettyClientWorkerThread_1] RocketmqRemoting : closeChannel: the channel[127.0.0.1:9877] was removed from channel table
2026-08-29 23:56:21.936 INFO 2501436 --- [NettyClientWorkerThread_1] RocketmqRemoting : NETTY CLIENT PIPELINE: CLOSE 127.0.0.1:9877
2026-08-29 23:56:21.936 INFO 2501436 --- [NettyClientWorkerThread_1] RocketmqRemoting : eventCloseChannel: the channel[null] has been removed from the channel table before
2026-08-29 23:56:21.936 INFO 2501436 --- [NettyClientSelector_1] RocketmqRemoting : closeChannel: close the connection to remote address[127.0.0.1:9877] result: true
2026-08-29 23:56:25.475 INFO 2501436 --- [http-nio-8804-exec-37] ShardingSphere-SQL : Rule Type: sharding
2026-08-29 23:56:25.476 INFO 2501436 --- [http-nio-8804-exec-37] ShardingSphere-SQL : Logic SQL: select 1
2026-08-29 23:56:25.476 INFO 2501436 --- [http-nio-8804-exec-37] ShardingSphere-SQL : SQLStatement: SelectSQLStatementContext(super=CommonSQLStatementContext(sqlStatement=org.apache.shardingsphere.sql.parser.sql.statement.dml.SelectStatement@4a204cf2, tablesContext=TablesContext(tables=[], schema=Optional.absent())), projectionsContext=ProjectionsContext(startIndex=7, stopIndex=7, distinctRow=false, projections=[ExpressionProjection(expression=1, alias=Optional.absent())], columnLabels=[1]), groupByContext=org.apache.shardingsphere.sql.parser.relation.segment.select.groupby.GroupByContext@168ba2c1, orderByContext=org.apache.shardingsphere.sql.parser.relation.segment.select.orderby.OrderByContext@3071dc14, paginationContext=org.apache.shardingsphere.sql.parser.relation.segment.select.pagination.PaginationContext@3fd74be8, containsSubquery=false)
2026-08-29 23:56:25.476 INFO 2501436 --- [http-nio-8804-exec-37] ShardingSphere-SQL : Actual SQL: default-datasource ::: select 1
2026-08-29 23:56:45.487 INFO 2501436 --- [http-nio-8804-exec-36] ShardingSphere-SQL : Rule Type: sharding
2026-08-29 23:56:45.487 INFO 2501436 --- [http-nio-8804-exec-36] ShardingSphere-SQL : Logic SQL: select 1
2026-08-29 23:56:45.487 INFO 2501436 --- [http-nio-8804-exec-36] ShardingSphere-SQL : SQLStatement: SelectSQLStatementContext(super=CommonSQLStatementContext(sqlStatement=org.apache.shardingsphere.sql.parser.sql.statement.dml.SelectStatement@4820bd9f, tablesContext=TablesContext(tables=[], schema=Optional.absent())), projectionsContext=ProjectionsContext(startIndex=7, stopIndex=7, distinctRow=false, projections=[ExpressionProjection(expression=1, alias=Optional.absent())], columnLabels=[1]), groupByContext=org.apache.shardingsphere.sql.parser.relation.segment.select.groupby.GroupByContext@6af7ac92, orderByContext=org.apache.shardingsphere.sql.parser.relation.segment.select.orderby.OrderByContext@711be87f, paginationContext=org.apache.shardingsphere.sql.parser.relation.segment.select.pagination.PaginationContext@53f35615, containsSubquery=false)
2026-08-29 23:56:45.488 INFO 2501436 --- [http-nio-8804-exec-36] ShardingSphere-SQL : Actual SQL: default-datasource ::: select 1
2026-08-29 23:56:51.934 INFO 2501436 --- [MQClientFactoryScheduledThread] RocketmqRemoting : new name server is chosen. OLD: 127.0.0.1:9877 , NEW: 127.0.0.1:9877. namesrvIndex = 1715
2026-08-29 23:56:51.936 INFO 2501436 --- [MQClientFactoryScheduledThread] RocketmqRemoting : createChannel: begin to connect remote host[127.0.0.1:9877] asynchronously
2026-08-29 23:56:51.938 INFO 2501436 --- [NettyClientWorkerThread_2] RocketmqRemoting : NETTY CLIENT PIPELINE: CONNECT UNKNOWN => 127.0.0.1:9877
2026-08-29 23:56:51.948 INFO 2501436 --- [NettyClientWorkerThread_2] RocketmqRemoting : NETTY CLIENT PIPELINE: CLOSE 127.0.0.1:9877
2026-08-29 23:56:51.948 WARN 2501436 --- [MQClientFactoryScheduledThread] RocketmqRemoting : createChannel: connect remote host[127.0.0.1:9877] failed, AbstractBootstrap$PendingRegistrationPromise@3d974a24(failure: io.netty.channel.AbstractChannel$AnnotatedConnectException: Connection refused: /127.0.0.1:9877)
io.netty.channel.AbstractChannel$AnnotatedConnectException: Connection refused: /127.0.0.1:9877
Caused by: java.net.ConnectException: Connection refused
at java.base/sun.nio.ch.Net.pollConnect(Native Method)
at java.base/sun.nio.ch.Net.pollConnectNow(Net.java:684)
at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:946)
at io.netty.channel.socket.nio.NioSocketChannel.doFinishConnect(NioSocketChannel.java:330)
at io.netty.channel.nio.AbstractNioChannel$AbstractNioUnsafe.finishConnect(AbstractNioChannel.java:334)
at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:707)
at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:655)
at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:581)
at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:493)
at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:986)
at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
at java.base/java.lang.Thread.run(Thread.java:840)
2026-08-29 23:56:51.953 INFO 2501436 --- [NettyClientWorkerThread_2] RocketmqRemoting : closeChannel: the channel[127.0.0.1:9877] was removed from channel table
2026-08-29 23:56:51.953 INFO 2501436 --- [NettyClientWorkerThread_2] RocketmqRemoting : NETTY CLIENT PIPELINE: CLOSE 127.0.0.1:9877
2026-08-29 23:56:51.953 INFO 2501436 --- [NettyClientWorkerThread_2] RocketmqRemoting : eventCloseChannel: the channel[null] has been removed from the channel table before
2026-08-29 23:56:51.954 INFO 2501436 --- [NettyClientSelector_1] RocketmqRemoting : closeChannel: close the connection to remote address[127.0.0.1:9877] result: true
2026-08-29 23:57:05.798 INFO 2501436 --- [http-nio-8804-exec-38] ShardingSphere-SQL : Rule Type: sharding
2026-08-29 23:57:05.798 INFO 2501436 --- [http-nio-8804-exec-38] ShardingSphere-SQL : Logic SQL: select 1
2026-08-29 23:57:05.798 INFO 2501436 --- [http-nio-8804-exec-38] ShardingSphere-SQL : SQLStatement: SelectSQLStatementContext(super=CommonSQLStatementContext(sqlStatement=org.apache.shardingsphere.sql.parser.sql.statement.dml.SelectStatement@6f2173d7, tablesContext=TablesContext(tables=[], schema=Optional.absent())), projectionsContext=ProjectionsContext(startIndex=7, stopIndex=7, distinctRow=false, projections=[ExpressionProjection(expression=1, alias=Optional.absent())], columnLabels=[1]), groupByContext=org.apache.shardingsphere.sql.parser.relation.segment.select.groupby.GroupByContext@677b408d, orderByContext=org.apache.shardingsphere.sql.parser.relation.segment.select.orderby.OrderByContext@1980ebac, paginationContext=org.apache.shardingsphere.sql.parser.relation.segment.select.pagination.PaginationContext@32a6fe37, containsSubquery=false)
2026-08-29 23:57:05.798 INFO 2501436 --- [http-nio-8804-exec-38] ShardingSphere-SQL : Actual SQL: default-datasource ::: select 1
2026-08-29 23:57:21.934 INFO 2501436 --- [MQClientFactoryScheduledThread] RocketmqRemoting : new name server is chosen. OLD: 127.0.0.1:9877 , NEW: 127.0.0.1:9877. namesrvIndex = 1716
2026-08-29 23:57:21.934 INFO 2501436 --- [MQClientFactoryScheduledThread] RocketmqRemoting : createChannel: begin to connect remote host[127.0.0.1:9877] asynchronously
2026-08-29 23:57:21.935 INFO 2501436 --- [NettyClientWorkerThread_3] RocketmqRemoting : NETTY CLIENT PIPELINE: CONNECT UNKNOWN => 127.0.0.1:9877
2026-08-29 23:57:21.935 INFO 2501436 --- [NettyClientWorkerThread_3] RocketmqRemoting : NETTY CLIENT PIPELINE: CLOSE 127.0.0.1:9877
2026-08-29 23:57:21.935 INFO 2501436 --- [NettyClientWorkerThread_3] RocketmqRemoting : closeChannel: the channel[127.0.0.1:9877] was removed from channel table
2026-08-29 23:57:21.935 INFO 2501436 --- [NettyClientWorkerThread_3] RocketmqRemoting : NETTY CLIENT PIPELINE: CLOSE 127.0.0.1:9877
2026-08-29 23:57:21.935 INFO 2501436 --- [NettyClientWorkerThread_3] RocketmqRemoting : eventCloseChannel: the channel[null] has been removed from the channel table before
2026-08-29 23:57:21.936 WARN 2501436 --- [MQClientFactoryScheduledThread] RocketmqRemoting : createChannel: connect remote host[127.0.0.1:9877] failed, AbstractBootstrap$PendingRegistrationPromise@543569eb(failure: io.netty.channel.AbstractChannel$AnnotatedConnectException: Connection refused: /127.0.0.1:9877)
io.netty.channel.AbstractChannel$AnnotatedConnectException: Connection refused: /127.0.0.1:9877
Caused by: java.net.ConnectException: Connection refused
at java.base/sun.nio.ch.Net.pollConnect(Native Method)
at java.base/sun.nio.ch.Net.pollConnectNow(Net.java:684)
at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:946)
at io.netty.channel.socket.nio.NioSocketChannel.doFinishConnect(NioSocketChannel.java:330)
at io.netty.channel.nio.AbstractNioChannel$AbstractNioUnsafe.finishConnect(AbstractNioChannel.java:334)
at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:707)
at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:655)
at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:581)
at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:493)
at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:986)
at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
at java.base/java.lang.Thread.run(Thread.java:840)
2026-08-29 23:57:21.936 INFO 2501436 --- [NettyClientSelector_1] RocketmqRemoting : closeChannel: close the connection to remote address[127.0.0.1:9877] result: true
2026-08-29 23:57:25.509 INFO 2501436 --- [http-nio-8804-exec-40] ShardingSphere-SQL : Rule Type: sharding
2026-08-29 23:57:25.509 INFO 2501436 --- [http-nio-8804-exec-40] ShardingSphere-SQL : Logic SQL: select 1
2026-08-29 23:57:25.509 INFO 2501436 --- [http-nio-8804-exec-40] ShardingSphere-SQL : SQLStatement: SelectSQLStatementContext(super=CommonSQLStatementContext(sqlStatement=org.apache.shardingsphere.sql.parser.sql.statement.dml.SelectStatement@5041c142, tablesContext=TablesContext(tables=[], schema=Optional.absent())), projectionsContext=ProjectionsContext(startIndex=7, stopIndex=7, distinctRow=false, projections=[ExpressionProjection(expression=1, alias=Optional.absent())], columnLabels=[1]), groupByContext=org.apache.shardingsphere.sql.parser.relation.segment.select.groupby.GroupByContext@4729a3ea, orderByContext=org.apache.shardingsphere.sql.parser.relation.segment.select.orderby.OrderByContext@367381e9, paginationContext=org.apache.shardingsphere.sql.parser.relation.segment.select.pagination.PaginationContext@7a915e22, containsSubquery=false)
2026-08-29 23:57:25.509 INFO 2501436 --- [http-nio-8804-exec-40] ShardingSphere-SQL : Actual SQL: default-datasource ::: select 1
2026-08-29 23:57:45.491 INFO 2501436 --- [http-nio-8804-exec-41] ShardingSphere-SQL : Rule Type: sharding
2026-08-29 23:57:45.491 INFO 2501436 --- [http-nio-8804-exec-41] ShardingSphere-SQL : Logic SQL: select 1
2026-08-29 23:57:45.491 INFO 2501436 --- [http-nio-8804-exec-41] ShardingSphere-SQL : SQLStatement: SelectSQLStatementContext(super=CommonSQLStatementContext(sqlStatement=org.apache.shardingsphere.sql.parser.sql.statement.dml.SelectStatement@3707a865, tablesContext=TablesContext(tables=[], schema=Optional.absent())), projectionsContext=ProjectionsContext(startIndex=7, stopIndex=7, distinctRow=false, projections=[ExpressionProjection(expression=1, alias=Optional.absent())], columnLabels=[1]), groupByContext=org.apache.shardingsphere.sql.parser.relation.segment.select.groupby.GroupByContext@4d839f5f, orderByContext=org.apache.shardingsphere.sql.parser.relation.segment.select.orderby.OrderByContext@4727a42c, paginationContext=org.apache.shardingsphere.sql.parser.relation.segment.select.pagination.PaginationContext@6691d783, containsSubquery=false)
2026-08-29 23:57:45.491 INFO 2501436 --- [http-nio-8804-exec-41] ShardingSphere-SQL : Actual SQL: default-datasource ::: select 1
2026-08-29 23:57:51.934 INFO 2501436 --- [MQClientFactoryScheduledThread] RocketmqRemoting : new name server is chosen. OLD: 127.0.0.1:9877 , NEW: 127.0.0.1:9877. namesrvIndex = 1717
2026-08-29 23:57:51.934 INFO 2501436 --- [MQClientFactoryScheduledThread] RocketmqRemoting : createChannel: begin to connect remote host[127.0.0.1:9877] asynchronously
2026-08-29 23:57:51.935 INFO 2501436 --- [NettyClientWorkerThread_4] RocketmqRemoting : NETTY CLIENT PIPELINE: CONNECT UNKNOWN => 127.0.0.1:9877
2026-08-29 23:57:51.936 INFO 2501436 --- [NettyClientWorkerThread_4] RocketmqRemoting : NETTY CLIENT PIPELINE: CLOSE 127.0.0.1:9877
2026-08-29 23:57:51.936 WARN 2501436 --- [MQClientFactoryScheduledThread] RocketmqRemoting : createChannel: connect remote host[127.0.0.1:9877] failed, AbstractBootstrap$PendingRegistrationPromise@6b84d4bb(failure: io.netty.channel.AbstractChannel$AnnotatedConnectException: Connection refused: /127.0.0.1:9877)
io.netty.channel.AbstractChannel$AnnotatedConnectException: Connection refused: /127.0.0.1:9877
Caused by: java.net.ConnectException: Connection refused
at java.base/sun.nio.ch.Net.pollConnect(Native Method)
at java.base/sun.nio.ch.Net.pollConnectNow(Net.java:684)
at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:946)
at io.netty.channel.socket.nio.NioSocketChannel.doFinishConnect(NioSocketChannel.java:330)
at io.netty.channel.nio.AbstractNioChannel$AbstractNioUnsafe.finishConnect(AbstractNioChannel.java:334)
at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:707)
at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:655)
at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:581)
at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:493)
at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:986)
at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
at java.base/java.lang.Thread.run(Thread.java:840)
2026-08-29 23:57:51.937 INFO 2501436 --- [NettyClientWorkerThread_4] RocketmqRemoting : closeChannel: the channel[127.0.0.1:9877] was removed from channel table
2026-08-29 23:57:51.937 INFO 2501436 --- [NettyClientWorkerThread_4] RocketmqRemoting : NETTY CLIENT PIPELINE: CLOSE 127.0.0.1:9877
2026-08-29 23:57:51.937 INFO 2501436 --- [NettyClientWorkerThread_4] RocketmqRemoting : eventCloseChannel: the channel[null] has been removed from the channel table before
2026-08-29 23:57:51.937 INFO 2501436 --- [NettyClientSelector_1] RocketmqRemoting : closeChannel: close the connection to remote address[127.0.0.1:9877] result: true
2026-08-29 23:58:05.512 INFO 2501436 --- [http-nio-8804-exec-42] ShardingSphere-SQL : Rule Type: sharding
2026-08-29 23:58:05.512 INFO 2501436 --- [http-nio-8804-exec-42] ShardingSphere-SQL : Logic SQL: select 1
2026-08-29 23:58:05.512 INFO 2501436 --- [http-nio-8804-exec-42] ShardingSphere-SQL : SQLStatement: SelectSQLStatementContext(super=CommonSQLStatementContext(sqlStatement=org.apache.shardingsphere.sql.parser.sql.statement.dml.SelectStatement@472cb351, tablesContext=TablesContext(tables=[], schema=Optional.absent())), projectionsContext=ProjectionsContext(startIndex=7, stopIndex=7, distinctRow=false, projections=[ExpressionProjection(expression=1, alias=Optional.absent())], columnLabels=[1]), groupByContext=org.apache.shardingsphere.sql.parser.relation.segment.select.groupby.GroupByContext@42984a4, orderByContext=org.apache.shardingsphere.sql.parser.relation.segment.select.orderby.OrderByContext@1fd67cb5, paginationContext=org.apache.shardingsphere.sql.parser.relation.segment.select.pagination.PaginationContext@2256bd43, containsSubquery=false)
2026-08-29 23:58:05.512 INFO 2501436 --- [http-nio-8804-exec-42] ShardingSphere-SQL : Actual SQL: default-datasource ::: select 1
2026-08-29 23:58:21.934 INFO 2501436 --- [MQClientFactoryScheduledThread] RocketmqRemoting : new name server is chosen. OLD: 127.0.0.1:9877 , NEW: 127.0.0.1:9877. namesrvIndex = 1718
2026-08-29 23:58:21.934 INFO 2501436 --- [MQClientFactoryScheduledThread] RocketmqRemoting : createChannel: begin to connect remote host[127.0.0.1:9877] asynchronously
2026-08-29 23:58:21.935 INFO 2501436 --- [NettyClientWorkerThread_1] RocketmqRemoting : NETTY CLIENT PIPELINE: CONNECT UNKNOWN => 127.0.0.1:9877
2026-08-29 23:58:21.939 WARN 2501436 --- [MQClientFactoryScheduledThread] RocketmqRemoting : createChannel: connect remote host[127.0.0.1:9877] failed, AbstractBootstrap$PendingRegistrationPromise@42d22d38(failure: io.netty.channel.AbstractChannel$AnnotatedConnectException: Connection refused: /127.0.0.1:9877)
io.netty.channel.AbstractChannel$AnnotatedConnectException: Connection refused: /127.0.0.1:9877
Caused by: java.net.ConnectException: Connection refused
at java.base/sun.nio.ch.Net.pollConnect(Native Method)
at java.base/sun.nio.ch.Net.pollConnectNow(Net.java:684)
at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:946)
at io.netty.channel.socket.nio.NioSocketChannel.doFinishConnect(NioSocketChannel.java:330)
at io.netty.channel.nio.AbstractNioChannel$AbstractNioUnsafe.finishConnect(AbstractNioChannel.java:334)
at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:707)
at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:655)
at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:581)
at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:493)
at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:986)
at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
at java.base/java.lang.Thread.run(Thread.java:840)
2026-08-29 23:58:21.941 INFO 2501436 --- [NettyClientWorkerThread_1] RocketmqRemoting : NETTY CLIENT PIPELINE: CLOSE 127.0.0.1:9877
2026-08-29 23:58:21.941 INFO 2501436 --- [NettyClientWorkerThread_1] RocketmqRemoting : closeChannel: the channel[127.0.0.1:9877] was removed from channel table
2026-08-29 23:58:21.941 INFO 2501436 --- [NettyClientWorkerThread_1] RocketmqRemoting : NETTY CLIENT PIPELINE: CLOSE 127.0.0.1:9877
2026-08-29 23:58:21.942 INFO 2501436 --- [NettyClientWorkerThread_1] RocketmqRemoting : eventCloseChannel: the channel[null] has been removed from the channel table before
2026-08-29 23:58:21.955 INFO 2501436 --- [NettyClientSelector_1] RocketmqRemoting : closeChannel: close the connection to remote address[127.0.0.1:9877] result: true
2026-08-29 23:58:25.478 INFO 2501436 --- [http-nio-8804-exec-43] ShardingSphere-SQL : Rule Type: sharding
2026-08-29 23:58:25.479 INFO 2501436 --- [http-nio-8804-exec-43] ShardingSphere-SQL : Logic SQL: select 1
2026-08-29 23:58:25.479 INFO 2501436 --- [http-nio-8804-exec-43] ShardingSphere-SQL : SQLStatement: SelectSQLStatementContext(super=CommonSQLStatementContext(sqlStatement=org.apache.shardingsphere.sql.parser.sql.statement.dml.SelectStatement@6e55a79, tablesContext=TablesContext(tables=[], schema=Optional.absent())), projectionsContext=ProjectionsContext(startIndex=7, stopIndex=7, distinctRow=false, projections=[ExpressionProjection(expression=1, alias=Optional.absent())], columnLabels=[1]), groupByContext=org.apache.shardingsphere.sql.parser.relation.segment.select.groupby.GroupByContext@5358f654, orderByContext=org.apache.shardingsphere.sql.parser.relation.segment.select.orderby.OrderByContext@6c718e96, paginationContext=org.apache.shardingsphere.sql.parser.relation.segment.select.pagination.PaginationContext@30703d74, containsSubquery=false)
2026-08-29 23:58:25.479 INFO 2501436 --- [http-nio-8804-exec-43] ShardingSphere-SQL : Actual SQL: default-datasource ::: select 1
2026-08-29 23:58:45.467 INFO 2501436 --- [http-nio-8804-exec-44] ShardingSphere-SQL : Rule Type: sharding
2026-08-29 23:58:45.467 INFO 2501436 --- [http-nio-8804-exec-44] ShardingSphere-SQL : Logic SQL: select 1
2026-08-29 23:58:45.467 INFO 2501436 --- [http-nio-8804-exec-44] ShardingSphere-SQL : SQLStatement: SelectSQLStatementContext(super=CommonSQLStatementContext(sqlStatement=org.apache.shardingsphere.sql.parser.sql.statement.dml.SelectStatement@6f1035c9, tablesContext=TablesContext(tables=[], schema=Optional.absent())), projectionsContext=ProjectionsContext(startIndex=7, stopIndex=7, distinctRow=false, projections=[ExpressionProjection(expression=1, alias=Optional.absent())], columnLabels=[1]), groupByContext=org.apache.shardingsphere.sql.parser.relation.segment.select.groupby.GroupByContext@1e4abb79, orderByContext=org.apache.shardingsphere.sql.parser.relation.segment.select.orderby.OrderByContext@1a5083bc, paginationContext=org.apache.shardingsphere.sql.parser.relation.segment.select.pagination.PaginationContext@336802b9, containsSubquery=false)
2026-08-29 23:58:45.468 INFO 2501436 --- [http-nio-8804-exec-44] ShardingSphere-SQL : Actual SQL: default-datasource ::: select 1
2026-08-29 23:58:51.934 INFO 2501436 --- [MQClientFactoryScheduledThread] RocketmqRemoting : new name server is chosen. OLD: 127.0.0.1:9877 , NEW: 127.0.0.1:9877. namesrvIndex = 1719
2026-08-29 23:58:51.934 INFO 2501436 --- [MQClientFactoryScheduledThread] RocketmqRemoting : createChannel: begin to connect remote host[127.0.0.1:9877] asynchronously
2026-08-29 23:58:51.935 INFO 2501436 --- [NettyClientWorkerThread_2] RocketmqRemoting : NETTY CLIENT PIPELINE: CONNECT UNKNOWN => 127.0.0.1:9877
2026-08-29 23:58:51.936 WARN 2501436 --- [MQClientFactoryScheduledThread] RocketmqRemoting : createChannel: connect remote host[127.0.0.1:9877] failed, AbstractBootstrap$PendingRegistrationPromise@3c3658c8(failure: io.netty.channel.AbstractChannel$AnnotatedConnectException: Connection refused: /127.0.0.1:9877)
io.netty.channel.AbstractChannel$AnnotatedConnectException: Connection refused: /127.0.0.1:9877
Caused by: java.net.ConnectException: Connection refused
at java.base/sun.nio.ch.Net.pollConnect(Native Method)
at java.base/sun.nio.ch.Net.pollConnectNow(Net.java:684)
at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:946)
at io.netty.channel.socket.nio.NioSocketChannel.doFinishConnect(NioSocketChannel.java:330)
at io.netty.channel.nio.AbstractNioChannel$AbstractNioUnsafe.finishConnect(AbstractNioChannel.java:334)
at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:707)
at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:655)
at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:581)
at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:493)
at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:986)
at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
at java.base/java.lang.Thread.run(Thread.java:840)
2026-08-29 23:58:51.936 INFO 2501436 --- [NettyClientWorkerThread_2] RocketmqRemoting : NETTY CLIENT PIPELINE: CLOSE 127.0.0.1:9877
2026-08-29 23:58:51.936 INFO 2501436 --- [NettyClientWorkerThread_2] RocketmqRemoting : closeChannel: the channel[127.0.0.1:9877] was removed from channel table
2026-08-29 23:58:51.936 INFO 2501436 --- [NettyClientWorkerThread_2] RocketmqRemoting : NETTY CLIENT PIPELINE: CLOSE 127.0.0.1:9877
2026-08-29 23:58:51.936 INFO 2501436 --- [NettyClientWorkerThread_2] RocketmqRemoting : eventCloseChannel: the channel[null] has been removed from the channel table before
2026-08-29 23:58:51.936 INFO 2501436 --- [NettyClientSelector_1] RocketmqRemoting : closeChannel: close the connection to remote address[127.0.0.1:9877] result: true
2026-08-29 23:59:05.706 INFO 2501436 --- [http-nio-8804-exec-45] ShardingSphere-SQL : Rule Type: sharding
2026-08-29 23:59:05.706 INFO 2501436 --- [http-nio-8804-exec-45] ShardingSphere-SQL : Logic SQL: select 1
2026-08-29 23:59:05.706 INFO 2501436 --- [http-nio-8804-exec-45] ShardingSphere-SQL : SQLStatement: SelectSQLStatementContext(super=CommonSQLStatementContext(sqlStatement=org.apache.shardingsphere.sql.parser.sql.statement.dml.SelectStatement@4c4191cf, tablesContext=TablesContext(tables=[], schema=Optional.absent())), projectionsContext=ProjectionsContext(startIndex=7, stopIndex=7, distinctRow=false, projections=[ExpressionProjection(expression=1, alias=Optional.absent())], columnLabels=[1]), groupByContext=org.apache.shardingsphere.sql.parser.relation.segment.select.groupby.GroupByContext@56d4d60b, orderByContext=org.apache.shardingsphere.sql.parser.relation.segment.select.orderby.OrderByContext@4157a923, paginationContext=org.apache.shardingsphere.sql.parser.relation.segment.select.pagination.PaginationContext@772c6936, containsSubquery=false)
2026-08-29 23:59:05.707 INFO 2501436 --- [http-nio-8804-exec-45] ShardingSphere-SQL : Actual SQL: default-datasource ::: select 1
2026-08-29 23:59:21.934 INFO 2501436 --- [MQClientFactoryScheduledThread] RocketmqRemoting : new name server is chosen. OLD: 127.0.0.1:9877 , NEW: 127.0.0.1:9877. namesrvIndex = 1720
2026-08-29 23:59:21.934 INFO 2501436 --- [MQClientFactoryScheduledThread] RocketmqRemoting : createChannel: begin to connect remote host[127.0.0.1:9877] asynchronously
2026-08-29 23:59:21.935 INFO 2501436 --- [NettyClientWorkerThread_3] RocketmqRemoting : NETTY CLIENT PIPELINE: CONNECT UNKNOWN => 127.0.0.1:9877
2026-08-29 23:59:21.937 INFO 2501436 --- [NettyClientWorkerThread_3] RocketmqRemoting : NETTY CLIENT PIPELINE: CLOSE 127.0.0.1:9877
2026-08-29 23:59:21.937 INFO 2501436 --- [NettyClientWorkerThread_3] RocketmqRemoting : closeChannel: the channel[127.0.0.1:9877] was removed from channel table
2026-08-29 23:59:21.937 INFO 2501436 --- [NettyClientWorkerThread_3] RocketmqRemoting : NETTY CLIENT PIPELINE: CLOSE 127.0.0.1:9877
2026-08-29 23:59:21.937 INFO 2501436 --- [NettyClientWorkerThread_3] RocketmqRemoting : eventCloseChannel: the channel[null] has been removed from the channel table before
2026-08-29 23:59:21.937 INFO 2501436 --- [NettyClientSelector_1] RocketmqRemoting : closeChannel: close the connection to remote address[127.0.0.1:9877] result: true
2026-08-29 23:59:21.937 WARN 2501436 --- [MQClientFactoryScheduledThread] RocketmqRemoting : createChannel: connect remote host[127.0.0.1:9877] failed, AbstractBootstrap$PendingRegistrationPromise@3f50b26d(failure: io.netty.channel.AbstractChannel$AnnotatedConnectException: Connection refused: /127.0.0.1:9877)
io.netty.channel.AbstractChannel$AnnotatedConnectException: Connection refused: /127.0.0.1:9877
Caused by: java.net.ConnectException: Connection refused
at java.base/sun.nio.ch.Net.pollConnect(Native Method)
at java.base/sun.nio.ch.Net.pollConnectNow(Net.java:684)
at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:946)
at io.netty.channel.socket.nio.NioSocketChannel.doFinishConnect(NioSocketChannel.java:330)
at io.netty.channel.nio.AbstractNioChannel$AbstractNioUnsafe.finishConnect(AbstractNioChannel.java:334)
at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:707)
at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:655)
at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:581)
at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:493)
at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:986)
at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
at java.base/java.lang.Thread.run(Thread.java:840)
2026-08-29 23:59:25.509 INFO 2501436 --- [http-nio-8804-exec-46] ShardingSphere-SQL : Rule Type: sharding
2026-08-29 23:59:25.509 INFO 2501436 --- [http-nio-8804-exec-46] ShardingSphere-SQL : Logic SQL: select 1
2026-08-29 23:59:25.509 INFO 2501436 --- [http-nio-8804-exec-46] ShardingSphere-SQL : SQLStatement: SelectSQLStatementContext(super=CommonSQLStatementContext(sqlStatement=org.apache.shardingsphere.sql.parser.sql.statement.dml.SelectStatement@7394f3c9, tablesContext=TablesContext(tables=[], schema=Optional.absent())), projectionsContext=ProjectionsContext(startIndex=7, stopIndex=7, distinctRow=false, projections=[ExpressionProjection(expression=1, alias=Optional.absent())], columnLabels=[1]), groupByContext=org.apache.shardingsphere.sql.parser.relation.segment.select.groupby.GroupByContext@7c01fb2b, orderByContext=org.apache.shardingsphere.sql.parser.relation.segment.select.orderby.OrderByContext@1b5f1a23, paginationContext=org.apache.shardingsphere.sql.parser.relation.segment.select.pagination.PaginationContext@19f8643b, containsSubquery=false)
2026-08-29 23:59:25.509 INFO 2501436 --- [http-nio-8804-exec-46] ShardingSphere-SQL : Actual SQL: default-datasource ::: select 1
2026-08-29 23:59:45.483 INFO 2501436 --- [http-nio-8804-exec-48] ShardingSphere-SQL : Rule Type: sharding
2026-08-29 23:59:45.483 INFO 2501436 --- [http-nio-8804-exec-48] ShardingSphere-SQL : Logic SQL: select 1
2026-08-29 23:59:45.483 INFO 2501436 --- [http-nio-8804-exec-48] ShardingSphere-SQL : SQLStatement: SelectSQLStatementContext(super=CommonSQLStatementContext(sqlStatement=org.apache.shardingsphere.sql.parser.sql.statement.dml.SelectStatement@5e7dcfb3, tablesContext=TablesContext(tables=[], schema=Optional.absent())), projectionsContext=ProjectionsContext(startIndex=7, stopIndex=7, distinctRow=false, projections=[ExpressionProjection(expression=1, alias=Optional.absent())], columnLabels=[1]), groupByContext=org.apache.shardingsphere.sql.parser.relation.segment.select.groupby.GroupByContext@17874fc3, orderByContext=org.apache.shardingsphere.sql.parser.relation.segment.select.orderby.OrderByContext@2a94c744, paginationContext=org.apache.shardingsphere.sql.parser.relation.segment.select.pagination.PaginationContext@175d4fc1, containsSubquery=false)
2026-08-29 23:59:45.483 INFO 2501436 --- [http-nio-8804-exec-48] ShardingSphere-SQL : Actual SQL: default-datasource ::: select 1
2026-08-29 23:59:51.934 INFO 2501436 --- [MQClientFactoryScheduledThread] RocketmqRemoting : new name server is chosen. OLD: 127.0.0.1:9877 , NEW: 127.0.0.1:9877. namesrvIndex = 1721
2026-08-29 23:59:51.934 INFO 2501436 --- [MQClientFactoryScheduledThread] RocketmqRemoting : createChannel: begin to connect remote host[127.0.0.1:9877] asynchronously
2026-08-29 23:59:51.934 INFO 2501436 --- [NettyClientWorkerThread_4] RocketmqRemoting : NETTY CLIENT PIPELINE: CONNECT UNKNOWN => 127.0.0.1:9877
2026-08-29 23:59:51.935 INFO 2501436 --- [NettyClientWorkerThread_4] RocketmqRemoting : NETTY CLIENT PIPELINE: CLOSE 127.0.0.1:9877
2026-08-29 23:59:51.935 INFO 2501436 --- [NettyClientWorkerThread_4] RocketmqRemoting : closeChannel: the channel[127.0.0.1:9877] was removed from channel table
2026-08-29 23:59:51.935 INFO 2501436 --- [NettyClientWorkerThread_4] RocketmqRemoting : NETTY CLIENT PIPELINE: CLOSE 127.0.0.1:9877
2026-08-29 23:59:51.935 INFO 2501436 --- [NettyClientWorkerThread_4] RocketmqRemoting : eventCloseChannel: the channel[null] has been removed from the channel table before
2026-08-29 23:59:51.935 WARN 2501436 --- [MQClientFactoryScheduledThread] RocketmqRemoting : createChannel: connect remote host[127.0.0.1:9877] failed, AbstractBootstrap$PendingRegistrationPromise@74c0408d(failure: io.netty.channel.AbstractChannel$AnnotatedConnectException: Connection refused: /127.0.0.1:9877)
io.netty.channel.AbstractChannel$AnnotatedConnectException: Connection refused: /127.0.0.1:9877
Caused by: java.net.ConnectException: Connection refused
at java.base/sun.nio.ch.Net.pollConnect(Native Method)
at java.base/sun.nio.ch.Net.pollConnectNow(Net.java:684)
at java.base/sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:946)
at io.netty.channel.socket.nio.NioSocketChannel.doFinishConnect(NioSocketChannel.java:330)
at io.netty.channel.nio.AbstractNioChannel$AbstractNioUnsafe.finishConnect(AbstractNioChannel.java:334)
at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:707)
at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:655)
at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:581)
at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:493)
at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:986)
at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
at java.base/java.lang.Thread.run(Thread.java:840)
2026-08-29 23:59:51.936 INFO 2501436 --- [NettyClientSelector_1] RocketmqRemoting : closeChannel: close the connection to remote address[127.0.0.1:9877] result: true