Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

[Bug] After upgrading Paimon from 0.7 to 0.8, Flink state is incompatible #3367

Open
1 of 2 tasks
liming30 opened this issue May 21, 2024 · 0 comments
Open
1 of 2 tasks
Labels
bug Something isn't working

Comments

@liming30
Copy link
Contributor

liming30 commented May 21, 2024

Search before asking

  • I searched in the issues and found nothing similar.

Paimon version

0.8

Compute Engine

flink-1.17

Minimal reproduce step

  1. Use version 0.7 of paimon-flink-1.17 to write to the paimon table and make a checkpoint;
  2. after upgrading paimon-flink-1.17 to version 0.8, restore and restart from the previous checkpoint.

What doesn't meet your expectations?

Commit Operator throws exception:

java.lang.ArrayIndexOutOfBoundsException: Index 1 out of bounds for length 1
	at org.apache.paimon.memory.MemorySegmentUtils.getIntSlowly(MemorySegmentUtils.java:695)
	at org.apache.paimon.memory.MemorySegmentUtils.getIntMultiSegments(MemorySegmentUtils.java:685)
	at org.apache.paimon.memory.MemorySegmentUtils.getInt(MemorySegmentUtils.java:673)
	at org.apache.paimon.data.BinaryArray.pointTo(BinaryArray.java:127)
	at org.apache.paimon.memory.MemorySegmentUtils.readArrayData(MemorySegmentUtils.java:1140)
	at org.apache.paimon.data.BinaryRow.getArray(BinaryRow.java:337)
	at org.apache.paimon.index.IndexFileMetaSerializer.fromRow(IndexFileMetaSerializer.java:58)
	at org.apache.paimon.index.IndexFileMetaSerializer.fromRow(IndexFileMetaSerializer.java:33)
	at org.apache.paimon.utils.ObjectSerializer.deserialize(ObjectSerializer.java:81)
	at org.apache.paimon.utils.ObjectSerializer.deserializeList(ObjectSerializer.java:104)
	at org.apache.paimon.table.sink.CommitMessageSerializer.deserialize(CommitMessageSerializer.java:127)
	at org.apache.paimon.table.sink.CommitMessageSerializer.deserializeList(CommitMessageSerializer.java:98)
	at org.apache.paimon.manifest.ManifestCommittableSerializer.deserialize(ManifestCommittableSerializer.java:94)
	at org.apache.paimon.manifest.ManifestCommittableSerializer.deserialize(ManifestCommittableSerializer.java:34)
	at org.apache.paimon.flink.VersionedSerializerWrapper.deserialize(VersionedSerializerWrapper.java:48)
	at org.apache.flink.core.io.SimpleVersionedSerialization.readVersionAndDeSerialize(SimpleVersionedSerialization.java:227)
	at org.apache.flink.streaming.api.operators.util.SimpleVersionedListState$DeserializingIterator.next(SimpleVersionedListState.java:138)
	at java.base/java.lang.Iterable.forEach(Iterable.java:74)
	at org.apache.paimon.flink.sink.RestoreAndFailCommittableStateManager.initializeState(RestoreAndFailCommittableStateManager.java:75)
	at org.apache.paimon.flink.sink.CommitterOperator.initializeState(CommitterOperator.java:123)
	at org.apache.flink.streaming.api.operators.StreamOperatorStateHandler.initializeOperatorState(StreamOperatorStateHandler.java:122)
	at org.apache.flink.streaming.api.operators.AbstractStreamOperator.initializeState(AbstractStreamOperator.java:292)
	at org.apache.flink.streaming.api.operators.AbstractStreamOperator.initializeState(AbstractStreamOperator.java:282)
	at org.apache.flink.streaming.runtime.tasks.RegularOperatorChain.initializeStateAndOpenOperators(RegularOperatorChain.java:107)
	at org.apache.flink.streaming.runtime.tasks.StreamTask.restoreGates(StreamTask.java:742)
	at org.apache.flink.streaming.runtime.tasks.StreamTaskActionExecutor$1.call(StreamTaskActionExecutor.java:55)
	at org.apache.flink.streaming.runtime.tasks.StreamTask.restoreInternal(StreamTask.java:717)
	at org.apache.flink.streaming.runtime.tasks.StreamTask.restore(StreamTask.java:682)
	at org.apache.flink.runtime.taskmanager.Task.runWithSystemExitMonitoring(Task.java:969)
	at org.apache.flink.runtime.taskmanager.Task.restoreAndInvoke(Task.java:938)
	at org.apache.flink.runtime.taskmanager.Task.doRun(Task.java:762)
	at org.apache.flink.runtime.taskmanager.Task.run(Task.java:572)
	at java.base/java.lang.Thread.run(Thread.java:829)

Anything else?

From version 0.8, CommitMessageSerializer has added serialization/deserialization of deletedFiles, but it is not compatible with the old version.

Are you willing to submit a PR?

  • I'm willing to submit a PR!
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment
Labels
bug Something isn't working
Projects
None yet
1 participant