Shashank Agarwal created FLINK-6321:
---------------------------------------
Summary: RocksDB state backend Checkpointing is not working with
KeydCEP.
Key: FLINK-6321
URL: https://issues.apache.org/jira/browse/FLINK-6321
Project: Flink
Issue Type: Bug
Components: CEP, State Backends, Checkpointing
Affects Versions: 1.2.0
Environment: yarn-cluster, RocksDB State backend, Checkpointing every
1000 ms
Reporter: Shashank Agarwal
Checkpointing is not working with RocksDBStateBackend when using CEP. It's
working fine with FsStateBackend and MemoryStateBackend. Application failing
every-time.
'''
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
'''
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