Re: Exception in Flink 1.3.0

Posted by Tzu-Li (Gordon) Tai on
URL: http://deprecated-apache-flink-user-mailing-list-archive.369.s1.nabble.com/Exception-in-Flink-1-3-0-tp13493p13496.html

Hi,

Thanks for reporting this.

This is a know issue to be fixed in the upcoming 1.3.1: https://issues.apache.org/jira/browse/FLINK-6844.

Regards,

Gordon

On 6 June 2017 at 1:47:53 AM, rhashmi ([hidden email]) wrote:

After upgrade i started getting this exception, is this a bug?


2017-06-05 23:45:03,423 INFO
org.apache.flink.runtime.executiongraph.ExecutionGraph - UTCStream ->
Sink: UTC sink (2/12) (f78ef7f7368d27f414ebb9d0db7a26c8) switched from
RUNNING to FAILED.
java.lang.Exception: Could not perform checkpoint 1 for operator UTCStream
-> Sink: UTC sink (2/12).
at
org.apache.flink.streaming.runtime.tasks.StreamTask.triggerCheckpointOnBarrier(StreamTask.java:551)
at
org.apache.flink.streaming.runtime.io.BarrierBuffer.notifyCheckpoint(BarrierBuffer.java:378)
at
org.apache.flink.streaming.runtime.io.BarrierBuffer.processBarrier(BarrierBuffer.java:281)
at
org.apache.flink.streaming.runtime.io.BarrierBuffer.getNextNonBlocked(BarrierBuffer.java:183)
at
org.apache.flink.streaming.runtime.io.StreamInputProcessor.processInput(StreamInputProcessor.java:213)
at
org.apache.flink.streaming.runtime.tasks.OneInputStreamTask.run(OneInputStreamTask.java:69)
at
org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:262)
at org.apache.flink.runtime.taskmanager.Task.run(Task.java:702)
at java.lang.Thread.run(Thread.java:745)
Caused by: java.lang.Exception: Could not complete snapshot 1 for operator
UTCStream -> Sink: UTC sink (2/12).
at
org.apache.flink.streaming.api.operators.AbstractStreamOperator.snapshotState(AbstractStreamOperator.java:407)
at
org.apache.flink.streaming.runtime.tasks.StreamTask$CheckpointingOperation.checkpointStreamOperator(StreamTask.java:1157)
at
org.apache.flink.streaming.runtime.tasks.StreamTask$CheckpointingOperation.executeCheckpointing(StreamTask.java:1089)
at
org.apache.flink.streaming.runtime.tasks.StreamTask.checkpointState(StreamTask.java:653)
at
org.apache.flink.streaming.runtime.tasks.StreamTask.performCheckpoint(StreamTask.java:589)
at
org.apache.flink.streaming.runtime.tasks.StreamTask.triggerCheckpointOnBarrier(StreamTask.java:542)
... 8 more
Caused by: java.lang.UnsupportedOperationException
at
org.apache.flink.api.scala.typeutils.TraversableSerializer.snapshotConfiguration(TraversableSerializer.scala:155)
at
org.apache.flink.api.java.typeutils.runtime.PojoSerializer.buildConfigSnapshot(PojoSerializer.java:1183)
at
org.apache.flink.api.java.typeutils.runtime.PojoSerializer.snapshotConfiguration(PojoSerializer.java:572)
at
org.apache.flink.api.java.typeutils.runtime.PojoSerializer.snapshotConfiguration(PojoSerializer.java:55)
at
org.apache.flink.runtime.state.RegisteredKeyedBackendStateMetaInfo.snapshot(RegisteredKeyedBackendStateMetaInfo.java:77)
at
org.apache.flink.runtime.state.heap.HeapKeyedStateBackend.snapshot(HeapKeyedStateBackend.java:267)
at
org.apache.flink.streaming.api.operators.AbstractStreamOperator.snapshotState(AbstractStreamOperator.java:397)



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