garyli1019 edited a comment on issue #1890:
URL: https://github.com/apache/hudi/issues/1890#issuecomment-666851910
@bvaradar Yes I can reproduce this with 0.5.3 during the compaction.
EDIT: Also only in a few partitions. Found a related issue #1823
```
com.esotericsoftware.kryo.KryoException: Unable to find class:
org.apache.hudi.common.model.OverwriteWithLatestAvroPayload$$Lambda$101/1933964683
Serialization trace:
orderingVal (org.apache.hudi.common.model.OverwriteWithLatestAvroPayload)
data (org.apache.hudi.common.model.HoodieRecord)
at
com.esotericsoftware.kryo.util.DefaultClassResolver.readName(DefaultClassResolver.java:160)
at
com.esotericsoftware.kryo.util.DefaultClassResolver.readClass(DefaultClassResolver.java:133)
at com.esotericsoftware.kryo.Kryo.readClass(Kryo.java:693)
at
com.esotericsoftware.kryo.serializers.ObjectField.read(ObjectField.java:118)
at
com.esotericsoftware.kryo.serializers.FieldSerializer.read(FieldSerializer.java:543)
at com.esotericsoftware.kryo.Kryo.readObject(Kryo.java:731)
at
com.esotericsoftware.kryo.serializers.ObjectField.read(ObjectField.java:125)
at
com.esotericsoftware.kryo.serializers.FieldSerializer.read(FieldSerializer.java:543)
at com.esotericsoftware.kryo.Kryo.readClassAndObject(Kryo.java:813)
at
org.apache.hudi.common.util.SerializationUtils$KryoSerializerInstance.deserialize(SerializationUtils.java:107)
at
org.apache.hudi.common.util.SerializationUtils.deserialize(SerializationUtils.java:81)
at
org.apache.hudi.common.util.collection.DiskBasedMap.get(DiskBasedMap.java:217)
at
org.apache.hudi.common.util.collection.LazyFileIterable$LazyFileIterator.next(LazyFileIterable.java:92)
at
org.apache.hudi.common.util.collection.ExternalSpillableMap$IteratorWrapper.next(ExternalSpillableMap.java:285)
at
org.apache.hudi.io.HoodieMergeHandle.close(HoodieMergeHandle.java:317)
at
org.apache.hudi.table.HoodieCopyOnWriteTable.handleUpdateInternal(HoodieCopyOnWriteTable.java:209)
at
org.apache.hudi.table.HoodieCopyOnWriteTable.handleUpdate(HoodieCopyOnWriteTable.java:190)
at
org.apache.hudi.table.compact.HoodieMergeOnReadTableCompactor.compact(HoodieMergeOnReadTableCompactor.java:139)
at
org.apache.hudi.table.compact.HoodieMergeOnReadTableCompactor.lambda$compact$644ebad7$1(HoodieMergeOnReadTableCompactor.java:98)
at
org.apache.spark.api.java.JavaPairRDD$$anonfun$toScalaFunction$1.apply(JavaPairRDD.scala:1040)
at scala.collection.Iterator$$anon$11.next(Iterator.scala:410)
at scala.collection.Iterator$$anon$12.nextCur(Iterator.scala:435)
at scala.collection.Iterator$$anon$12.hasNext(Iterator.scala:441)
at
org.apache.spark.storage.memory.MemoryStore.putIterator(MemoryStore.scala:221)
at
org.apache.spark.storage.memory.MemoryStore.putIteratorAsBytes(MemoryStore.scala:349)
at
org.apache.spark.storage.BlockManager$$anonfun$doPutIterator$1.apply(BlockManager.scala:1193)
at
org.apache.spark.storage.BlockManager$$anonfun$doPutIterator$1.apply(BlockManager.scala:1167)
at org.apache.spark.storage.BlockManager.doPut(BlockManager.scala:1102)
at
org.apache.spark.storage.BlockManager.doPutIterator(BlockManager.scala:1167)
at
org.apache.spark.storage.BlockManager.getOrElseUpdate(BlockManager.scala:893)
at org.apache.spark.rdd.RDD.getOrCompute(RDD.scala:335)
at org.apache.spark.rdd.RDD.iterator(RDD.scala:286)
at
org.apache.spark.rdd.MapPartitionsRDD.compute(MapPartitionsRDD.scala:52)
at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:324)
at org.apache.spark.rdd.RDD.iterator(RDD.scala:288)
at org.apache.spark.scheduler.ResultTask.runTask(ResultTask.scala:90)
at org.apache.spark.scheduler.Task.run(Task.scala:121)
at
org.apache.spark.executor.Executor$TaskRunner$$anonfun$11.apply(Executor.scala:407)
at org.apache.spark.util.Utils$.tryWithSafeFinally(Utils.scala:1408)
at org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:413)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
Caused by: java.lang.ClassNotFoundException:
org.apache.hudi.common.model.OverwriteWithLatestAvroPayload$$Lambda$101/1933964683
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Class.java:348)
at
com.esotericsoftware.kryo.util.DefaultClassResolver.readName(DefaultClassResolver.java:154)
... 42 more
```
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