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From "Shashank Agarwal (JIRA)" <j...@apache.org>
Subject [jira] [Comment Edited] (FLINK-6321) RocksDB state backend Checkpointing is not working with KeyedCEP.
Date Mon, 29 Jan 2018 11:23:00 GMT

    [ https://issues.apache.org/jira/browse/FLINK-6321?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16302523#comment-16302523
] 

Shashank Agarwal edited comment on FLINK-6321 at 1/29/18 11:22 AM:
-------------------------------------------------------------------

Still not working in 1.4.0 Refere issue :

https://issues.apache.org/jira/browse/FLINK-7756


was (Author: shashank734):
Still not working in 1.4.2 Refere issue :

https://issues.apache.org/jira/browse/FLINK-7756

> RocksDB state backend Checkpointing is not working with KeyedCEP.
> -----------------------------------------------------------------
>
>                 Key: FLINK-6321
>                 URL: https://issues.apache.org/jira/browse/FLINK-6321
>             Project: Flink
>          Issue Type: Sub-task
>          Components: CEP
>    Affects Versions: 1.2.0
>         Environment: yarn-cluster, RocksDB State backend, Checkpointing every 1000 ms
>            Reporter: Shashank Agarwal
>            Assignee: Kostas Kloudas
>            Priority: Blocker
>             Fix For: 1.5.0, 1.4.1
>
>
> Checkpointing is not working with RocksDBStateBackend when using CEP. It's working fine
with FsStateBackend and MemoryStateBackend. Application failing every-time.
> {code}
> 04/18/2017 21:53:20	Job execution switched to status FAILING.
> AsynchronousException{java.lang.Exception: Could not materialize checkpoint 46 for operator
KeyedCEPPatternOperator -> Map (1/4).}
> 	at org.apache.flink.streaming.runtime.tasks.StreamTask$AsyncCheckpointRunnable.run(StreamTask.java:980)
> 	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
> 	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
> 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> 	at java.lang.Thread.run(Thread.java:745)
> Caused by: java.lang.Exception: Could not materialize checkpoint 46 for operator KeyedCEPPatternOperator
-> Map (1/4).
> 	... 6 more
> Caused by: java.util.concurrent.CancellationException
> 	at java.util.concurrent.FutureTask.report(FutureTask.java:121)
> 	at java.util.concurrent.FutureTask.get(FutureTask.java:192)
> 	at org.apache.flink.util.FutureUtil.runIfNotDoneAndGet(FutureUtil.java:40)
> 	at org.apache.flink.streaming.runtime.tasks.StreamTask$AsyncCheckpointRunnable.run(StreamTask.java:915)
> 	... 5 more
> {code}



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