John created FLINK-31356:
----------------------------
Summary: Serialize garbled characters at checkpoint
Key: FLINK-31356
URL: https://issues.apache.org/jira/browse/FLINK-31356
Project: Flink
Issue Type: Bug
Components: API / Type Serialization System
Affects Versions: 1.13.6
Reporter: John
{panel:title=The last checkpoint of the program was successful}
2023-03-07 08:33:16,085 INFO
org.apache.flink.runtime.checkpoint.CheckpointCoordinator [] - Triggering
checkpoint 39126 (type=CHECKPOINT) @ 1678149196059 for job
8b5720a4a40f50b995c97c6fe5b93079.
2023-03-07 08:33:16,918 INFO
org.apache.flink.runtime.checkpoint.CheckpointCoordinator [] - Completed
checkpoint 39126 for job 8b5720a4a40f50b995c97c6fe5b93079 (71251394 bytes in
849 ms).
2023-03-07 08:33:16,918 INFO
org.apache.flink.runtime.source.coordinator.SourceCoordinator [] - Marking
checkpoint 39126 as completed for source Source: userKafkaDataStream.
2023-03-07 08:36:10,444 INFO
org.apache.flink.runtime.executiongraph.ExecutionGraph [] - Sink:
UnifiedUser_mysqlSink (1/2) (898af6700ac9cd087c763cef0b5585d4) switched from
RUNNING to FAILED on container_e38_1676011848026_0012_01_000002 @
ecs-iovc-prd-flink-0006 (dataPort=44633).
java.lang.RuntimeException: Writing records to JDBC failed.
at
org.apache.flink.connector.jdbc.internal.JdbcBatchingOutputFormat.checkFlushException(JdbcBatchingOutputFormat.java:153)
~[flink-connector-jdbc_2.11-1.13.6.jar:1.13.6]
{panel}
{panel:title=But from this checkpoint restore, it can't be decoded}
Caused by: org.apache.flink.util.FlinkException: Could not restore keyed state
backend for WindowOperator_a1b6a20a1eb2801464c79c8d018a24d1_(1/2) from any of
the 1 provided restore options.
at
org.apache.flink.streaming.api.operators.BackendRestorerProcedure.createAndRestore(BackendRestorerProcedure.java:160)
~[flink-dist_2.11-1.13.6.jar:1.13.6]
at
org.apache.flink.streaming.api.operators.StreamTaskStateInitializerImpl.keyedStatedBackend(StreamTaskStateInitializerImpl.java:345)
~[flink-dist_2.11-1.13.6.jar:1.13.6]
at
org.apache.flink.streaming.api.operators.StreamTaskStateInitializerImpl.streamOperatorStateContext(StreamTaskStateInitializerImpl.java:163)
~[flink-dist_2.11-1.13.6.jar:1.13.6]
... 10 more
Caused by: org.apache.flink.runtime.state.BackendBuildingException: Failed when
trying to restore heap backend
at
org.apache.flink.runtime.state.heap.HeapKeyedStateBackendBuilder.restoreState(HeapKeyedStateBackendBuilder.java:177)
~[flink-dist_2.11-1.13.6.jar:1.13.6]
at
org.apache.flink.runtime.state.heap.HeapKeyedStateBackendBuilder.build(HeapKeyedStateBackendBuilder.java:111)
~[flink-dist_2.11-1.13.6.jar:1.13.6]
at
org.apache.flink.runtime.state.hashmap.HashMapStateBackend.createKeyedStateBackend(HashMapStateBackend.java:131)
~[flink-dist_2.11-1.13.6.jar:1.13.6]
at
org.apache.flink.runtime.state.hashmap.HashMapStateBackend.createKeyedStateBackend(HashMapStateBackend.java:73)
~[flink-dist_2.11-1.13.6.jar:1.13.6]
at
org.apache.flink.runtime.state.StateBackend.createKeyedStateBackend(StateBackend.java:136)
~[flink-dist_2.11-1.13.6.jar:1.13.6]
at
org.apache.flink.streaming.api.operators.StreamTaskStateInitializerImpl.lambda$keyedStatedBackend$1(StreamTaskStateInitializerImpl.java:328)
~[flink-dist_2.11-1.13.6.jar:1.13.6]
at
org.apache.flink.streaming.api.operators.BackendRestorerProcedure.attemptCreateAndRestore(BackendRestorerProcedure.java:168)
~[flink-dist_2.11-1.13.6.jar:1.13.6]
at
org.apache.flink.streaming.api.operators.BackendRestorerProcedure.createAndRestore(BackendRestorerProcedure.java:135)
~[flink-dist_2.11-1.13.6.jar:1.13.6]
at
org.apache.flink.streaming.api.operators.StreamTaskStateInitializerImpl.keyedStatedBackend(StreamTaskStateInitializerImpl.java:345)
~[flink-dist_2.11-1.13.6.jar:1.13.6]
at
org.apache.flink.streaming.api.operators.StreamTaskStateInitializerImpl.streamOperatorStateContext(StreamTaskStateInitializerImpl.java:163)
~[flink-dist_2.11-1.13.6.jar:1.13.6]
... 10 more
Caused by: java.io.UTFDataFormatException: malformed input around byte 32
at java.io.DataInputStream.readUTF(DataInputStream.java:656) ~[?:1.8.0_201]
at java.io.DataInputStream.readUTF(DataInputStream.java:564) ~[?:1.8.0_201]
at
org.apache.flink.api.java.typeutils.runtime.PojoSerializer.deserialize(PojoSerializer.java:379)
~[flink-core-1.13.6.jar:1.13.6]
at
org.apache.flink.api.common.typeutils.base.MapSerializer.deserialize(MapSerializer.java:155)
~[flink-core-1.13.6.jar:1.13.6]
at
org.apache.flink.api.common.typeutils.base.MapSerializer.deserialize(MapSerializer.java:43)
~[flink-core-1.13.6.jar:1.13.6]
at
org.apache.flink.runtime.state.heap.StateTableByKeyGroupReaders.lambda$createV2PlusReader$0(StateTableByKeyGroupReaders.java:79)
~[flink-dist_2.11-1.13.6.jar:1.13.6]
at
org.apache.flink.runtime.state.KeyGroupPartitioner$PartitioningResultKeyGroupReader.readMappingsInKeyGroup(KeyGroupPartitioner.java:297)
~[flink-dist_2.11-1.13.6.jar:1.13.6]
at
org.apache.flink.runtime.state.heap.HeapRestoreOperation.readKeyGroupStateData(HeapRestoreOperation.java:258)
~[flink-dist_2.11-1.13.6.jar:1.13.6]
at
org.apache.flink.runtime.state.heap.HeapRestoreOperation.readStateHandleStateData(HeapRestoreOperation.java:220)
~[flink-dist_2.11-1.13.6.jar:1.13.6]
at
org.apache.flink.runtime.state.heap.HeapRestoreOperation.restore(HeapRestoreOperation.java:166)
~[flink-dist_2.11-1.13.6.jar:1.13.6]
at
org.apache.flink.runtime.state.heap.HeapRestoreOperation.restore(HeapRestoreOperation.java:62)
~[flink-dist_2.11-1.13.6.jar:1.13.6]
at
org.apache.flink.runtime.state.heap.HeapKeyedStateBackendBuilder.restoreState(HeapKeyedStateBackendBuilder.java:174)
~[flink-dist_2.11-1.13.6.jar:1.13.6]
at
org.apache.flink.runtime.state.heap.HeapKeyedStateBackendBuilder.build(HeapKeyedStateBackendBuilder.java:111)
~[flink-dist_2.11-1.13.6.jar:1.13.6]
at
org.apache.flink.runtime.state.hashmap.HashMapStateBackend.createKeyedStateBackend(HashMapStateBackend.java:131)
~[flink-dist_2.11-1.13.6.jar:1.13.6]
at
org.apache.flink.runtime.state.hashmap.HashMapStateBackend.createKeyedStateBackend(HashMapStateBackend.java:73)
~[flink-dist_2.11-1.13.6.jar:1.13.6]
at
org.apache.flink.runtime.state.StateBackend.createKeyedStateBackend(StateBackend.java:136)
~[flink-dist_2.11-1.13.6.jar:1.13.6]
at
org.apache.flink.streaming.api.operators.StreamTaskStateInitializerImpl.lambda$keyedStatedBackend$1(StreamTaskStateInitializerImpl.java:328)
~[flink-dist_2.11-1.13.6.jar:1.13.6]
at
org.apache.flink.streaming.api.operators.BackendRestorerProcedure.attemptCreateAndRestore(BackendRestorerProcedure.java:168)
~[flink-dist_2.11-1.13.6.jar:1.13.6]
at
org.apache.flink.streaming.api.operators.BackendRestorerProcedure.createAndRestore(BackendRestorerProcedure.java:135)
~[flink-dist_2.11-1.13.6.jar:1.13.6]
at
org.apache.flink.streaming.api.operators.StreamTaskStateInitializerImpl.keyedStatedBackend(StreamTaskStateInitializerImpl.java:345)
~[flink-dist_2.11-1.13.6.jar:1.13.6]
at
org.apache.flink.streaming.api.operators.StreamTaskStateInitializerImpl.streamOperatorStateContext(StreamTaskStateInitializerImpl.java:163)
~[flink-dist_2.11-1.13.6.jar:1.13.6]
{panel}
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