spark connector使用集群导入数据报错，数据量50亿条，9个字段, 3个副本，40个分桶，无分区：
spark集群：10台，规格4x16
starrocks集群：10台， 规格4x16
数据导入过程中报错，数据已有一部分入库：
Caused by: java.io.IOException: Failed to commit, partitionId: 58, taskId: 114, epochId: -1
at com.starrocks.connector.spark.sql.write.StarRocksDataWriter.commit(StarRocksDataWriter.java:69)
at org.apache.spark.sql.execution.datasources.v2.DataWritingSparkTask$.$anonfun$run$1(WriteToDataSourceV2Exec.scala:430)
at org.apache.spark.util.Utils$.tryWithSafeFinallyAndFailureCallbacks(Utils.scala:1496)
at org.apache.spark.sql.execution.datasources.v2.DataWritingSparkTask$.run(WriteToDataSourceV2Exec.scala:457)
at org.apache.spark.sql.execution.datasources.v2.V2TableWriteExec.$anonfun$writeWithV2$2(WriteToDataSourceV2Exec.scala:358)
at org.apache.spark.scheduler.ResultTask.runTask(ResultTask.scala:90)
at org.apache.spark.scheduler.Task.run(Task.scala:131)
at org.apache.spark.executor.Executor$TaskRunner.$anonfun$run$3(Executor.scala:506)
at org.apache.spark.util.Utils$.tryWithSafeFinally(Utils.scala:1462)
at org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:509)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:750)
Caused by: java.lang.RuntimeException: com.starrocks.data.load.stream.exception.StreamLoadFailException: Failed to prepare transaction, please check taskmanager log for details, Transaction{database=‘load_test’, table=‘test’, label=‘e2f78469-56d8-4353-9a58-9a57c4470cd6’, finish=false}
at com.starrocks.data.load.stream.v2.StreamLoadManagerV2.AssertNotException(StreamLoadManagerV2.java:395)
at com.starrocks.data.load.stream.v2.StreamLoadManagerV2.flush(StreamLoadManagerV2.java:327)
at com.starrocks.connector.spark.sql.write.StarRocksDataWriter.commit(StarRocksDataWriter.java:63)
… 12 more
Caused by: com.starrocks.data.load.stream.exception.StreamLoadFailException: Failed to prepare transaction, please check taskmanager log for details, Transaction{database=‘load_test’, table=‘test’, label=‘e2f78469-56d8-4353-9a58-9a57c4470cd6’, finish=false}
at com.starrocks.data.load.stream.v2.TransactionTableRegion.commit(TransactionTableRegion.java:254)
at com.starrocks.data.load.stream.v2.StreamLoadManagerV2.lambda$init$0(StreamLoadManagerV2.java:172)
… 1 more
【StarRocks版本】2.5.5
【集群规模】例如：3fe（1 follower+2observer）+5be（fe与be混部）
【机器信息】CPU虚拟核/内存/网卡，例如：48C/64G/万兆
【联系方式】352787893@qq.com