mysql同步到StarRocks时，如果StarRocks和flink不是同一台服务器时，同步失败

[jack chen]

提示需要连接本地的8040端口。
异常日志：
Caused by: java.lang.RuntimeException: com.starrocks.streamload.shade.org.apache.http.conn.HttpHostConnectException: Connect to 127.0.0.1:8040 [/127.0.0.1] failed: Connection refused (Connection refused)
at com.starrocks.data.load.stream.TransactionStreamLoader.rollback(TransactionStreamLoader.java:341)
at com.starrocks.data.load.stream.DefaultStreamLoader.rollback(DefaultStreamLoader.java:254)
at com.starrocks.data.load.stream.v2.StreamLoadManagerV2.AssertNotException(StreamLoadManagerV2.java:425)
at com.starrocks.data.load.stream.v2.StreamLoadManagerV2.flush(StreamLoadManagerV2.java:355)
at com.starrocks.connector.flink.table.sink.v2.StarRocksWriter.flush(StarRocksWriter.java:153)
at org.apache.flink.streaming.runtime.operators.sink.SinkWriterOperator.prepareSnapshotPreBarrier(SinkWriterOperator.java:168)
at com.ververica.cdc.runtime.operators.sink.DataSinkWriterOperator.prepareSnapshotPreBarrier(DataSinkWriterOperator.java:160)
at org.apache.flink.streaming.runtime.tasks.RegularOperatorChain.prepareSnapshotPreBarrier(RegularOperatorChain.java:89)
at org.apache.flink.streaming.runtime.tasks.SubtaskCheckpointCoordinatorImpl.checkpointState(SubtaskCheckpointCoordinatorImpl.java:322)
at org.apache.flink.streaming.runtime.tasks.StreamTask.lambda$performCheckpoint$15(StreamTask.java:1318)
at org.apache.flink.streaming.runtime.tasks.StreamTaskActionExecutor$1.runThrowing(StreamTaskActionExecutor.java:50)
at org.apache.flink.streaming.runtime.tasks.StreamTask.performCheckpoint(StreamTask.java:1306)
at org.apache.flink.streaming.runtime.tasks.StreamTask.triggerCheckpointOnBarrier(StreamTask.java:1263)
... 22 more

[liisaxin]

the same question

[sunshine]

it looks config parameters error

[Qingsheng Ren]

Considering collaboration with developers around the world, please re-create your issue in English on Apache Jira under project Flink with component tag Flink CDC. Thank you!