[I] [Flaky Test] RepartitionWithHadoopHybridStorageRssTest#resultCompareTest [incubator-uniffle]

["xianjingfeng (via GitHub)" <gi...@apache.org>]

xianjingfeng opened a new issue, #1494:
URL: https://github.com/apache/incubator-uniffle/issues/1494

   ### 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
   
   ```
   Error:  resultCompareTest  Time elapsed: 24.11 s  <<< ERROR!
   org.apache.spark.SparkException: 
   Job aborted due to stage failure: Task 3 in stage 2.0 failed 1 times, most recent failure: Lost task 3.0 in stage 2.0 (TID 12) (fv-az694-448.54qhn1hql4lezjuaogcugbdfcb.ex.internal.cloudapp.net executor driver): org.apache.uniffle.common.exception.RssFetchFailedException: Failed to read shuffle data from HOT handler
   	at org.apache.uniffle.storage.handler.impl.ComposedClientReadHandler.readShuffleData(ComposedClientReadHandler.java:124)
   	at org.apache.uniffle.client.impl.ShuffleReadClientImpl.read(ShuffleReadClientImpl.java:273)
   	at org.apache.uniffle.client.impl.ShuffleReadClientImpl.readShuffleBlockData(ShuffleReadClientImpl.java:185)
   	at org.apache.spark.shuffle.reader.RssShuffleDataIterator.hasNext(RssShuffleDataIterator.java:115)
   	at org.apache.spark.util.CompletionIterator.hasNext(CompletionIterator.scala:31)
   	at org.apache.spark.shuffle.reader.RssShuffleReader$MultiPartitionIterator.hasNext(RssShuffleReader.java:297)
   	at org.apache.spark.util.collection.ExternalAppendOnlyMap.insertAll(ExternalAppendOnlyMap.scala:155)
   	at org.apache.spark.Aggregator.combineCombinersByKey(Aggregator.scala:50)
   	at org.apache.spark.shuffle.reader.RssShuffleReader.read(RssShuffleReader.java:136)
   	at org.apache.spark.rdd.ShuffledRDD.compute(ShuffledRDD.scala:106)
   	at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:365)
   	at org.apache.spark.rdd.RDD.iterator(RDD.scala:329)
   	at org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:52)
   	at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:365)
   	at org.apache.spark.rdd.RDD.iterator(RDD.scala:329)
   	at org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:52)
   	at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:365)
   	at org.apache.spark.rdd.RDD.iterator(RDD.scala:329)
   	at org.apache.spark.scheduler.ResultTask.runTask(ResultTask.scala:90)
   	at org.apache.spark.scheduler.Task.run(Task.scala:136)
   	at org.apache.spark.executor.Executor$TaskRunner.$anonfun$run$3(Executor.scala:548)
   	at org.apache.spark.util.Utils$.tryWithSafeFinally(Utils.scala:1504)
   	at org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:551)
   	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
   	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
   	at java.lang.Thread.run(Thread.java:750)
   Caused by: io.netty.util.IllegalReferenceCountException: refCnt: 0
   	at io.netty.buffer.AbstractByteBuf.ensureAccessible(AbstractByteBuf.java:1454)
   	at io.netty.buffer.AbstractByteBuf.checkIndex(AbstractByteBuf.java:1383)
   	at io.netty.buffer.PooledByteBuf.duplicateInternalNioBuffer(PooledByteBuf.java:194)
   	at io.netty.buffer.PooledByteBuf.nioBuffer(PooledByteBuf.java:211)
   	at io.netty.buffer.AbstractByteBuf.nioBuffer(AbstractByteBuf.java:1231)
   	at org.apache.uniffle.common.netty.buffer.NettyManagedBuffer.nioByteBuffer(NettyManagedBuffer.java:48)
   	at org.apache.uniffle.common.ShuffleIndexResult.getIndexData(ShuffleIndexResult.java:62)
   	at org.apache.uniffle.common.segment.LocalOrderSegmentSplitter.split(LocalOrderSegmentSplitter.java:67)
   	at org.apache.uniffle.storage.handler.impl.DataSkippableReadHandler.readShuffleData(DataSkippableReadHandler.java:80)
   	at org.apache.uniffle.storage.handler.impl.ComposedClientReadHandler.readShuffleData(ComposedClientReadHandler.java:113)
   	... 25 more
   
   
   ```
   
   ### Actions URL
   
   https://github.com/xianjingfeng/incubator-uniffle/actions/runs/7708416244/job/21007443535
   
   ### Are you willing to submit PR?
   
   - [ ] Yes I am willing to submit a PR!


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