1 2024-10-09 10:45:04 [INFO] Result set export task starts, working directory:data/RESULT_SET/1001389 2 2024-10-09 11:32:32 [WARN] Error occurred when start task. 3 com.oceanbase.odc.core.shared.exception.OBException: Query result metadata failed, please try again, message=SQLTransientConnectionException: Session interrupted 4 at com.oceanbase.odc.core.shared.exception.OBException.executeFailed(OBException.java:69) ~[odc-core-4.3.1-20240813.jar!/:?] 5 at com.oceanbase.odc.service.resultset.ResultSetExportTask.setColumnConfig(ResultSetExportTask.java:262) ~[odc-service-4.3.1-20240813.jar!/:?] 6 at com.oceanbase.odc.service.resultset.ResultSetExportTask.convertParam2TransferConfig(ResultSetExportTask.java:216) ~[odc-service-4.3.1-20240813.jar!/:?] 7 at com.oceanbase.odc.service.resultset.ResultSetExportTask.(ResultSetExportTask.java:113) ~[odc-service-4.3.1-20240813.jar!/:?] 8 at com.oceanbase.odc.service.resultset.DumperResultSetExportTaskManager.start(DumperResultSetExportTaskManager.java:137) ~[odc-service-4.3.1-20240813.jar!/:?] 9 at com.oceanbase.odc.service.resultset.ResultSetExportFlowableTask.start(ResultSetExportFlowableTask.java:57) ~[odc-service-4.3.1-20240813.jar!/:?] 10 at com.oceanbase.odc.service.resultset.ResultSetExportFlowableTask.start(ResultSetExportFlowableTask.java:35) ~[odc-service-4.3.1-20240813.jar!/:?] 11 at com.oceanbase.odc.service.flow.task.BaseODCFlowTaskDelegate.lambda$initCallable$1(BaseODCFlowTaskDelegate.java:236) ~[odc-service-4.3.1-20240813.jar!/:?] 12 at com.oceanbase.odc.service.flow.task.BaseRuntimeFlowableDelegate.run(BaseRuntimeFlowableDelegate.java:128) ~[odc-service-4.3.1-20240813.jar!/:?] 13 at com.oceanbase.odc.service.flow.task.BaseODCFlowTaskDelegate.run(BaseODCFlowTaskDelegate.java:164) ~[odc-service-4.3.1-20240813.jar!/:?] 14 at com.oceanbase.odc.core.flow.BaseFlowableDelegate.execute(BaseFlowableDelegate.java:47) ~[odc-core-4.3.1-20240813.jar!/:?] 15 at com.oceanbase.odc.service.flow.task.BaseRuntimeFlowableDelegate.execute(BaseRuntimeFlowableDelegate.java:144) ~[odc-service-4.3.1-20240813.jar!/:?] 16 at com.oceanbase.odc.service.flow.task.FlowTaskSubmitter.lambda$execute$2(FlowTaskSubmitter.java:86) ~[odc-service-4.3.1-20240813.jar!/:?] 17 at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) ~[?:1.8.0_412] 18 at java.util.concurrent.FutureTask.run(FutureTask.java:266) ~[?:1.8.0_412] 19 at com.oceanbase.odc.common.trace.TraceDecorator.lambda$decorate$0(TraceDecorator.java:40) ~[odc-common-4.3.1-20240813.jar!/:?] 20 at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:1.8.0_412] 21 at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [?:1.8.0_412] 22 at java.lang.Thread.run(Thread.java:750) [?:1.8.0_412] 23