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From "Aljoscha Krettek (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (FLINK-7435) FsStateBackend with incremental backup enable does not work with Keyed CEP
Date Thu, 12 Oct 2017 15:43:00 GMT

     [ https://issues.apache.org/jira/browse/FLINK-7435?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Aljoscha Krettek updated FLINK-7435:
------------------------------------
    Fix Version/s: 1.4.0

> FsStateBackend with incremental backup enable does not work with Keyed CEP
> --------------------------------------------------------------------------
>
>                 Key: FLINK-7435
>                 URL: https://issues.apache.org/jira/browse/FLINK-7435
>             Project: Flink
>          Issue Type: Bug
>          Components: CEP
>    Affects Versions: 1.3.1, 1.3.2
>         Environment: AWS EMR YARN, use CEP with pattern start -> next (oneOrMore.Optional.Consective)
-> next(end). Store it with FsStatebackend with Incremental option open. 
>            Reporter: daiqing
>            Assignee: Kostas Kloudas
>             Fix For: 1.4.0
>
>
> java.lang.RuntimeException: Exception occurred while processing valve output watermark:

> 	at org.apache.flink.streaming.runtime.io.StreamInputProcessor$ForwardingValveOutputHandler.handleWatermark(StreamInputProcessor.java:289)
> 	at org.apache.flink.streaming.runtime.streamstatus.StatusWatermarkValve.findAndOutputNewMinWatermarkAcrossAlignedChannels(StatusWatermarkValve.java:173)
> 	at org.apache.flink.streaming.runtime.streamstatus.StatusWatermarkValve.inputWatermark(StatusWatermarkValve.java:108)
> 	at org.apache.flink.streaming.runtime.io.StreamInputProcessor.processInput(StreamInputProcessor.java:188)
> 	at org.apache.flink.streaming.runtime.tasks.OneInputStreamTask.run(OneInputStreamTask.java:69)
> 	at org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:263)
> 	at org.apache.flink.runtime.taskmanager.Task.run(Task.java:702)
> 	at java.lang.Thread.run(Thread.java:748)
> Caused by: java.lang.RuntimeException: Could not copy NFA.
> 	at org.apache.flink.cep.nfa.NFA$NFASerializer.copy(NFA.java:908)
> 	at org.apache.flink.cep.nfa.NFA$NFASerializer.copy(NFA.java:852)
> 	at org.apache.flink.runtime.state.heap.CopyOnWriteStateTable.get(CopyOnWriteStateTable.java:279)
> 	at org.apache.flink.runtime.state.heap.CopyOnWriteStateTable.get(CopyOnWriteStateTable.java:296)
> 	at org.apache.flink.runtime.state.heap.HeapValueState.value(HeapValueState.java:55)
> 	at org.apache.flink.cep.operator.AbstractKeyedCEPPatternOperator.getNFA(AbstractKeyedCEPPatternOperator.java:268)
> 	at org.apache.flink.cep.operator.AbstractKeyedCEPPatternOperator.onEventTime(AbstractKeyedCEPPatternOperator.java:230)
> 	at org.apache.flink.streaming.api.operators.HeapInternalTimerService.advanceWatermark(HeapInternalTimerService.java:275)
> 	at org.apache.flink.streaming.api.operators.InternalTimeServiceManager.advanceWatermark(InternalTimeServiceManager.java:107)
> 	at org.apache.flink.streaming.api.operators.AbstractStreamOperator.processWatermark(AbstractStreamOperator.java:946)
> 	at org.apache.flink.streaming.runtime.io.StreamInputProcessor$ForwardingValveOutputHandler.handleWatermark(StreamInputProcessor.java:286)
> 	... 7 more
> Caused by: java.io.StreamCorruptedException: invalid type code: 00
> 	at java.io.ObjectInputStream.readTypeString(ObjectInputStream.java:1620)
> 	at java.io.ObjectStreamClass.readNonProxy(ObjectStreamClass.java:719)
> 	at java.io.ObjectInputStream.readClassDescriptor(ObjectInputStream.java:882)
> 	at java.io.ObjectInputStream.readNonProxyDesc(ObjectInputStream.java:1815)
> 	at java.io.ObjectInputStream.readClassDesc(ObjectInputStream.java:1713)
> 	at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:2000)
> 	at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1535)
> 	at java.io.ObjectInputStream.readObject(ObjectInputStream.java:422)
> 	at org.apache.flink.cep.nfa.NFA$NFASerializer.deserializeCondition(NFA.java:1211)
> 	at org.apache.flink.cep.nfa.NFA$NFASerializer.deserializeStates(NFA.java:1169)
> 	at org.apache.flink.cep.nfa.NFA$NFASerializer.deserialize(NFA.java:957)
> 	at org.apache.flink.cep.nfa.NFA$NFASerializer.copy(NFA.java:903)
> 	... 17 more



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