Hi Alex, It seems a bug. There is a discussion here <http://apache-flink-user-mailing-list-archive.2336050.n4.nabble.com/Kryo-Exception-td20324.html> . Best, Hequn
On Wed, Aug 29, 2018 at 10:19 PM Alexander Smirnov < [email protected]> wrote: > Hi, > > A job fell into a restart loop with the following exception. Is it > something known? > What could cause it? > > Flink 1.4.2 > > 16 Aug 2018 13:43:00,835 INFO org.apache.flink.runtime.taskmanager.Task - > Source: Custom Source -> (Filter -> Timestamps/Watermarks -> Map, Filter -> > Timestamps/Watermarks -> Flat Map) (1/1) (4306448a2c99603e3e19304357158d12) > switched from RUNNING to FAILED. > java.lang.IllegalStateException: Could not initialize operator state > backend. > at > org.apache.flink.streaming.api.operators.AbstractStreamOperator.initOperatorState(AbstractStreamOperator.java:301) > at > org.apache.flink.streaming.api.operators.AbstractStreamOperator.initializeState(AbstractStreamOperator.java:248) > at > org.apache.flink.streaming.runtime.tasks.StreamTask.initializeOperators(StreamTask.java:692) > at > org.apache.flink.streaming.runtime.tasks.StreamTask.initializeState(StreamTask.java:679) > at > org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:253) > at org.apache.flink.runtime.taskmanager.Task.run(Task.java:718) > at java.lang.Thread.run(Thread.java:748) > Caused by: com.esotericsoftware.kryo.KryoException: > java.lang.IndexOutOfBoundsException: Index: 54, Size: 1 > Serialization trace: > topic > (org.apache.flink.streaming.connectors.kafka.internals.KafkaTopicPartition) > at > com.esotericsoftware.kryo.serializers.ObjectField.read(ObjectField.java:125) > at > com.esotericsoftware.kryo.serializers.FieldSerializer.read(FieldSerializer.java:528) > at com.esotericsoftware.kryo.Kryo.readClassAndObject(Kryo.java:761) > at > org.apache.flink.api.java.typeutils.runtime.kryo.KryoSerializer.deserialize(KryoSerializer.java:249) > at > org.apache.flink.api.java.typeutils.runtime.TupleSerializer.deserialize(TupleSerializer.java:136) > at > org.apache.flink.api.java.typeutils.runtime.TupleSerializer.deserialize(TupleSerializer.java:30) > at > org.apache.flink.runtime.state.DefaultOperatorStateBackend.deserializeStateValues(DefaultOperatorStateBackend.java:584) > at > org.apache.flink.runtime.state.DefaultOperatorStateBackend.restore(DefaultOperatorStateBackend.java:399) > at > org.apache.flink.streaming.runtime.tasks.StreamTask.createOperatorStateBackend(StreamTask.java:733) > at > org.apache.flink.streaming.api.operators.AbstractStreamOperator.initOperatorState(AbstractStreamOperator.java:299) > ... 6 more > Caused by: java.lang.IndexOutOfBoundsException: Index: 54, Size: 1 > at java.util.ArrayList.rangeCheck(ArrayList.java:653) > at java.util.ArrayList.get(ArrayList.java:429) > at > com.esotericsoftware.kryo.util.MapReferenceResolver.getReadObject(MapReferenceResolver.java:42) > at com.esotericsoftware.kryo.Kryo.readReferenceOrNull(Kryo.java:805) > at com.esotericsoftware.kryo.Kryo.readObjectOrNull(Kryo.java:728) > at > com.esotericsoftware.kryo.serializers.ObjectField.read(ObjectField.java:113) > ... 15 more >
