jerqi commented on PR #1534:
URL:
https://github.com/apache/incubator-uniffle/pull/1534#issuecomment-1958876979
```
Job aborted due to stage failure: Task 0 in stage 5.0 failed 1 times, most
recent failure: Lost task 0.0 in stage 5.0 (TID 14, localhost, 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.util.collection.ExternalAppendOnlyMap.insertAll(ExternalAppendOnlyMap.scala:156)
at
org.apache.spark.Aggregator.combineCombinersByKey(Aggregator.scala:50)
at
org.apache.spark.shuffle.reader.RssShuffleReader.read(RssShuffleReader.java:155)
at org.apache.spark.rdd.ShuffledRDD.compute(ShuffledRDD.scala:105)
at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:346)
at org.apache.spark.rdd.RDD.iterator(RDD.scala:310)
at
org.apache.spark.scheduler.ShuffleMapTask.runTask(ShuffleMapTask.scala:99)
at
org.apache.spark.scheduler.ShuffleMapTask.runTask(ShuffleMapTask.scala:55)
at org.apache.spark.scheduler.Task.run(Task.scala:123)
at
org.apache.spark.executor.Executor$TaskRunner$$anonfun$10.apply(Executor.scala:408)
at org.apache.spark.util.Utils$.tryWithSafeFinally(Utils.scala:1360)
at org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:414)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:750)
Caused by: io.netty.util.IllegalReferenceCountException: refCnt: 0,
decrement: 1
at
io.netty.util.internal.ReferenceCountUpdater.toLiveRealRefCnt(ReferenceCountUpdater.java:83)
at
io.netty.util.internal.ReferenceCountUpdater.release(ReferenceCountUpdater.java:148)
at
io.netty.buffer.AbstractReferenceCountedByteBuf.release(AbstractReferenceCountedByteBuf.java:101)
at
org.apache.uniffle.common.netty.buffer.NettyManagedBuffer.release(NettyManagedBuffer.java:59)
at
org.apache.uniffle.common.ShuffleIndexResult.release(ShuffleIndexResult.java:75)
at
org.apache.uniffle.storage.handler.impl.DataSkippableReadHandler.readShuffleData(DataSkippableReadHandler.java:82)
at
org.apache.uniffle.storage.handler.impl.ComposedClientReadHandler.readShuffleData(ComposedClientReadHandler.java:113)
... 19 more
```
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