xianjingfeng opened a new issue, #2711: URL: https://github.com/apache/uniffle/issues/2711
### Code of Conduct - [x] I agree to follow this project's [Code of Conduct](https://www.apache.org/foundation/policies/conduct) ### Search before asking - [x] I have searched in the [issues](https://github.com/apache/incubator-uniffle/issues?q=is%3Aissue) and found no similar issues. ### Describe the flaky test ``` [2026-01-13 02:52:09.018] [client-data-transfer-3] [WARN] ShuffleWriteClientImpl.lambda$sendShuffleDataAsync$5 - Send: 49 blocks to [10.1.0.134-60017] failed. java.lang.NullPointerException at org.apache.uniffle.client.impl.grpc.ShuffleServerGrpcClient.sendShuffleData(ShuffleServerGrpcClient.java:576) at org.apache.uniffle.client.impl.ShuffleWriteClientImpl.lambda$sendShuffleDataAsync$5(ShuffleWriteClientImpl.java:214) at java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1604) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at java.lang.Thread.run(Thread.java:750) ``` ``` Error: Tests run: 1, Failures: 0, Errors: 1, Skipped: 0, Time elapsed: 14.578 s <<< FAILURE! - in org.apache.uniffle.test.GetShuffleReportForMultiPartTest Error: resultCompareTest Time elapsed: 11.399 s <<< ERROR! org.apache.spark.SparkException: Job aborted due to stage failure: Task 4 in stage 1.0 failed 1 times, most recent failure: Lost task 4.0 in stage 1.0 (TID 14) (runnervmi13qx.m4k4wa1psnoergown2ffm0edlg.yx.internal.cloudapp.net executor driver): org.apache.uniffle.common.exception.RssSendFailedException: Fail to send the block. Error: INTERNAL_ERROR at org.apache.spark.shuffle.writer.RssShuffleWriter.checkDataIfAnyFailure(RssShuffleWriter.java:585) at org.apache.spark.shuffle.writer.RssShuffleWriter.checkBlockSendResult(RssShuffleWriter.java:534) at org.apache.spark.shuffle.writer.RssShuffleWriter.writeImpl(RssShuffleWriter.java:392) at org.apache.spark.shuffle.writer.RssShuffleWriter.write(RssShuffleWriter.java:338) at org.apache.spark.shuffle.ShuffleWriteProcessor.write(ShuffleWriteProcessor.scala:59) at org.apache.spark.scheduler.ShuffleMapTask.runTask(ShuffleMapTask.scala:104) at org.apache.spark.scheduler.ShuffleMapTask.runTask(ShuffleMapTask.scala:54) at org.apache.spark.TaskContext.runTaskWithListeners(TaskContext.scala:166) at org.apache.spark.scheduler.Task.run(Task.scala:141) at org.apache.spark.executor.Executor$TaskRunner.$anonfun$run$4(Executor.scala:620) at org.apache.spark.util.SparkErrorUtils.tryWithSafeFinally(SparkErrorUtils.scala:64) at org.apache.spark.util.SparkErrorUtils.tryWithSafeFinally$(SparkErrorUtils.scala:61) at org.apache.spark.util.Utils$.tryWithSafeFinally(Utils.scala:94) at org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:623) 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) ``` ### Actions URL https://github.com/apache/uniffle/actions/runs/20942477304/job/60178656211 ### Are you willing to submit PR? - [ ] Yes I am willing to submit a PR! -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected] --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
