canal.adapter-1.1.7同步数据报Communications link failur

2024-08-28 16:18:22.833 [pool-6-thread-1] ERROR com.alibaba.druid.pool.DruidDataSource - {conn-110001} discard
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure
The last packet successfully received from the server was 30,036 milliseconds ago. The last packet sent successfully to the server was 30,036 milliseconds ago.
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.jdbc.Util.handleNewInstance(Util.java:425)
at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990)
at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3517)
at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3417)
at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3860)
at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2524)
at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2675)
at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2465)
at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1912)
at com.mysql.jdbc.PreparedStatement.execute(PreparedStatement.java:1251)
at com.alibaba.druid.pool.DruidPooledPreparedStatement.execute(DruidPooledPreparedStatement.java:483)
at com.alibaba.otter.canal.client.adapter.rdb.support.BatchExecutor.execute(BatchExecutor.java:63)
at com.alibaba.otter.canal.client.adapter.rdb.service.RdbSyncService.update(RdbSyncService.java:365)
at com.alibaba.otter.canal.client.adapter.rdb.service.RdbSyncService.sync(RdbSyncService.java:228)
at com.alibaba.otter.canal.client.adapter.rdb.service.RdbSyncService.lambda$null$0(RdbSyncService.java:117)
at java.util.ArrayList.forEach(ArrayList.java:1259)
at com.alibaba.otter.canal.client.adapter.rdb.service.RdbSyncService.lambda$sync$1(RdbSyncService.java:117)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
Caused by: java.net.SocketTimeoutException: Read timed out
at java.net.SocketInputStream.socketRead0(Native Method)
at java.net.SocketInputStream.socketRead(SocketInputStream.java:116)
at java.net.SocketInputStream.read(SocketInputStream.java:171)
at java.net.SocketInputStream.read(SocketInputStream.java:141)
at com.mysql.jdbc.util.ReadAheadInputStream.fill(ReadAheadInputStream.java:101)
at com.mysql.jdbc.util.ReadAheadInputStream.readFromUnderlyingStreamIfNecessary(ReadAheadInputStream.java:144)
at com.mysql.jdbc.util.ReadAheadInputStream.read(ReadAheadInputStream.java:174)
at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:2966)
at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:3427)
... 18 common frames omitted