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From "Timo Walther (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (FLINK-8281) org.apache.flink.runtime.fs.hdfs.HadoopDataOutputStream cannot be cast to org.apache.flink.core.fs.WrappingProxyCloseable
Date Wed, 20 Dec 2017 16:44:00 GMT

    [ https://issues.apache.org/jira/browse/FLINK-8281?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16298716#comment-16298716
] 

Timo Walther commented on FLINK-8281:
-------------------------------------

[~brucewoo] can you tell us a bit more about your environment? are you using Flink with bundled
Hadoop? How do you dependecies look like? Can you post your project's pom.xml?

> org.apache.flink.runtime.fs.hdfs.HadoopDataOutputStream cannot be cast to org.apache.flink.core.fs.WrappingProxyCloseable
> -------------------------------------------------------------------------------------------------------------------------
>
>                 Key: FLINK-8281
>                 URL: https://issues.apache.org/jira/browse/FLINK-8281
>             Project: Flink
>          Issue Type: Bug
>          Components: Core
>    Affects Versions: 1.4.0
>         Environment: Linux 4.4.0-104-generic #127-Ubuntu SMP Mon Dec 11 12:16:42 UTC
2017 x86_64 x86_64 x86_64 GNU/Linux
>            Reporter: brucewoo
>            Priority: Critical
>             Fix For: 1.4.0
>
>
> {noformat}
> org.apache.flink.streaming.runtime.tasks.AsynchronousException: java.lang.Exception:
Could not materialize checkpoint 1 for operator window: (TumblingGroupWindow('w$, 'RowTime,
60000.millis)), select: (COUNT(*) AS api_call_count, SUM(bytes) AS total_bytes, SUM(numbers)
AS total_numbers, start('w$) AS w$start, end('w$) AS w$end, rowtime('w$) AS w$rowtime, proctime('w$)
AS w$proctime) -> select: (CAST(w$end) AS proc_end_time, api_call_count, total_bytes, total_numbers)
-> to: Row (1/1).
> 	at org.apache.flink.streaming.runtime.tasks.StreamTask$AsyncCheckpointRunnable.run(StreamTask.java:945)
~[flink-connector-cdp_2.11-1.4.0-jar-with-dependencies.jar:na]
> 	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) ~[na:1.8.0_151]
> 	at java.util.concurrent.FutureTask.run(FutureTask.java:266) ~[na:1.8.0_151]
> 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) ~[na:1.8.0_151]
> 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) ~[na:1.8.0_151]
> 	at java.lang.Thread.run(Thread.java:748) ~[na:1.8.0_151]
> Caused by: java.lang.Exception: Could not materialize checkpoint 1 for operator window:
(TumblingGroupWindow('w$, 'RowTime, 60000.millis)), select: (COUNT(*) AS api_call_count, SUM(bytes)
AS total_bytes, SUM(numbers) AS total_numbers, start('w$) AS w$start, end('w$) AS w$end, rowtime('w$)
AS w$rowtime, proctime('w$) AS w$proctime) -> select: (CAST(w$end) AS proc_end_time, api_call_count,
total_bytes, total_numbers) -> to: Row (1/1).
> 	at org.apache.flink.streaming.runtime.tasks.StreamTask$AsyncCheckpointRunnable.run(StreamTask.java:946)
~[flink-connector-cdp_2.11-1.4.0-jar-with-dependencies.jar:na]
> 	... 5 common frames omitted
> Caused by: java.util.concurrent.ExecutionException: java.io.IOException: Could not open
output stream for state backend
> 	at java.util.concurrent.FutureTask.report(FutureTask.java:122) ~[na:1.8.0_151]
> 	at java.util.concurrent.FutureTask.get(FutureTask.java:192) ~[na:1.8.0_151]
> 	at org.apache.flink.util.FutureUtil.runIfNotDoneAndGet(FutureUtil.java:43) ~[flink-connector-cdp_2.11-1.4.0-jar-with-dependencies.jar:na]
> 	at org.apache.flink.streaming.runtime.tasks.StreamTask$AsyncCheckpointRunnable.run(StreamTask.java:894)
~[flink-connector-cdp_2.11-1.4.0-jar-with-dependencies.jar:na]
> 	... 5 common frames omitted
> 	Suppressed: java.lang.Exception: Could not properly cancel managed keyed state future.
> 		at org.apache.flink.streaming.api.operators.OperatorSnapshotResult.cancel(OperatorSnapshotResult.java:92)
~[flink-connector-cdp_2.11-1.4.0-jar-with-dependencies.jar:na]
> 		at org.apache.flink.streaming.runtime.tasks.StreamTask$AsyncCheckpointRunnable.cleanup(StreamTask.java:976)
~[flink-connector-cdp_2.11-1.4.0-jar-with-dependencies.jar:na]
> 		at org.apache.flink.streaming.runtime.tasks.StreamTask$AsyncCheckpointRunnable.run(StreamTask.java:939)
~[flink-connector-cdp_2.11-1.4.0-jar-with-dependencies.jar:na]
> 		... 5 common frames omitted
> 	Caused by: java.util.concurrent.ExecutionException: java.io.IOException: Could not open
output stream for state backend
> 		at java.util.concurrent.FutureTask.report(FutureTask.java:122)
> 		at java.util.concurrent.FutureTask.get(FutureTask.java:192)
> 		at org.apache.flink.util.FutureUtil.runIfNotDoneAndGet(FutureUtil.java:43)
> 		at org.apache.flink.runtime.state.StateUtil.discardStateFuture(StateUtil.java:66)
> 		at org.apache.flink.streaming.api.operators.OperatorSnapshotResult.cancel(OperatorSnapshotResult.java:89)
> 		... 7 common frames omitted
> 	Caused by: java.io.IOException: Could not open output stream for state backend
> 		at org.apache.flink.runtime.state.filesystem.FsCheckpointStreamFactory$FsCheckpointStateOutputStream.createStream(FsCheckpointStreamFactory.java:371)
> 		at org.apache.flink.runtime.state.filesystem.FsCheckpointStreamFactory$FsCheckpointStateOutputStream.flush(FsCheckpointStreamFactory.java:228)
> 		at org.apache.flink.runtime.state.filesystem.FsCheckpointStreamFactory$FsCheckpointStateOutputStream.write(FsCheckpointStreamFactory.java:212)
> 		at java.io.DataOutputStream.write(DataOutputStream.java:107)
> 		at org.apache.flink.api.common.typeutils.TypeSerializerSerializationUtil.writeSerializersAndConfigsWithResilience(TypeSerializerSerializationUtil.java:236)
> 		at org.apache.flink.runtime.state.KeyedBackendStateMetaInfoSnapshotReaderWriters$KeyedBackendStateMetaInfoWriterV3.writeStateMetaInfo(KeyedBackendStateMetaInfoSnapshotReaderWriters.java:108)
> 		at org.apache.flink.runtime.state.KeyedBackendSerializationProxy.write(KeyedBackendSerializationProxy.java:118)
> 		at org.apache.flink.contrib.streaming.state.RocksDBKeyedStateBackend$RocksDBFullSnapshotOperation.writeKVStateMetaData(RocksDBKeyedStateBackend.java:635)
> 		at org.apache.flink.contrib.streaming.state.RocksDBKeyedStateBackend$RocksDBFullSnapshotOperation.writeDBSnapshot(RocksDBKeyedStateBackend.java:555)
> 		at org.apache.flink.contrib.streaming.state.RocksDBKeyedStateBackend$3.performOperation(RocksDBKeyedStateBackend.java:466)
> 		at org.apache.flink.contrib.streaming.state.RocksDBKeyedStateBackend$3.performOperation(RocksDBKeyedStateBackend.java:424)
> 		at org.apache.flink.runtime.io.async.AbstractAsyncCallableWithResources.call(AbstractAsyncCallableWithResources.java:75)
> 		at java.util.concurrent.FutureTask.run(FutureTask.java:266)
> 		at org.apache.flink.util.FutureUtil.runIfNotDoneAndGet(FutureUtil.java:40)
> 		at org.apache.flink.streaming.runtime.tasks.StreamTask$AsyncCheckpointRunnable.run(StreamTask.java:894)
> 		... 5 common frames omitted
> 	Caused by: java.lang.ClassCastException: org.apache.flink.runtime.fs.hdfs.HadoopDataOutputStream
cannot be cast to org.apache.flink.core.fs.WrappingProxyCloseable
> 		at org.apache.flink.core.fs.SafetyNetCloseableRegistry$PhantomDelegatingCloseableRef.<init>(SafetyNetCloseableRegistry.java:156)
> 		at org.apache.flink.core.fs.SafetyNetCloseableRegistry.doRegister(SafetyNetCloseableRegistry.java:96)
> 		at org.apache.flink.core.fs.SafetyNetCloseableRegistry.doRegister(SafetyNetCloseableRegistry.java:1)
> 		at org.apache.flink.util.AbstractCloseableRegistry.registerCloseable(AbstractCloseableRegistry.java:79)
> 		at org.apache.flink.core.fs.ClosingFSDataOutputStream.wrapSafe(ClosingFSDataOutputStream.java:101)
> 		at org.apache.flink.core.fs.SafetyNetWrapperFileSystem.create(SafetyNetWrapperFileSystem.java:122)
> 		at org.apache.flink.runtime.state.filesystem.FsCheckpointStreamFactory$FsCheckpointStateOutputStream.createStream(FsCheckpointStreamFactory.java:362)
> 		... 19 common frames omitted
> Caused by: java.io.IOException: Could not open output stream for state backend
> 	at org.apache.flink.runtime.state.filesystem.FsCheckpointStreamFactory$FsCheckpointStateOutputStream.createStream(FsCheckpointStreamFactory.java:371)
~[flink-connector-cdp_2.11-1.4.0-jar-with-dependencies.jar:na]
> 	at org.apache.flink.runtime.state.filesystem.FsCheckpointStreamFactory$FsCheckpointStateOutputStream.flush(FsCheckpointStreamFactory.java:228)
~[flink-connector-cdp_2.11-1.4.0-jar-with-dependencies.jar:na]
> 	at org.apache.flink.runtime.state.filesystem.FsCheckpointStreamFactory$FsCheckpointStateOutputStream.write(FsCheckpointStreamFactory.java:212)
~[flink-connector-cdp_2.11-1.4.0-jar-with-dependencies.jar:na]
> 	at java.io.DataOutputStream.write(DataOutputStream.java:107) ~[na:1.8.0_151]
> 	at org.apache.flink.api.common.typeutils.TypeSerializerSerializationUtil.writeSerializersAndConfigsWithResilience(TypeSerializerSerializationUtil.java:236)
~[flink-connector-cdp_2.11-1.4.0-jar-with-dependencies.jar:na]
> 	at org.apache.flink.runtime.state.KeyedBackendStateMetaInfoSnapshotReaderWriters$KeyedBackendStateMetaInfoWriterV3.writeStateMetaInfo(KeyedBackendStateMetaInfoSnapshotReaderWriters.java:108)
~[flink-connector-cdp_2.11-1.4.0-jar-with-dependencies.jar:na]
> 	at org.apache.flink.runtime.state.KeyedBackendSerializationProxy.write(KeyedBackendSerializationProxy.java:118)
~[flink-connector-cdp_2.11-1.4.0-jar-with-dependencies.jar:na]
> 	at org.apache.flink.contrib.streaming.state.RocksDBKeyedStateBackend$RocksDBFullSnapshotOperation.writeKVStateMetaData(RocksDBKeyedStateBackend.java:635)
~[flink-dist_2.11-1.4.0.jar:1.4.0]
> 	at org.apache.flink.contrib.streaming.state.RocksDBKeyedStateBackend$RocksDBFullSnapshotOperation.writeDBSnapshot(RocksDBKeyedStateBackend.java:555)
~[flink-dist_2.11-1.4.0.jar:1.4.0]
> 	at org.apache.flink.contrib.streaming.state.RocksDBKeyedStateBackend$3.performOperation(RocksDBKeyedStateBackend.java:466)
~[flink-dist_2.11-1.4.0.jar:1.4.0]
> 	at org.apache.flink.contrib.streaming.state.RocksDBKeyedStateBackend$3.performOperation(RocksDBKeyedStateBackend.java:424)
~[flink-dist_2.11-1.4.0.jar:1.4.0]
> 	at org.apache.flink.runtime.io.async.AbstractAsyncCallableWithResources.call(AbstractAsyncCallableWithResources.java:75)
~[flink-connector-cdp_2.11-1.4.0-jar-with-dependencies.jar:na]
> 	at java.util.concurrent.FutureTask.run(FutureTask.java:266) ~[na:1.8.0_151]
> 	at org.apache.flink.util.FutureUtil.runIfNotDoneAndGet(FutureUtil.java:40) ~[flink-connector-cdp_2.11-1.4.0-jar-with-dependencies.jar:na]
> 	... 6 common frames omitted
> Caused by: java.lang.ClassCastException: org.apache.flink.runtime.fs.hdfs.HadoopDataOutputStream
cannot be cast to org.apache.flink.core.fs.WrappingProxyCloseable
> 	at org.apache.flink.core.fs.SafetyNetCloseableRegistry$PhantomDelegatingCloseableRef.<init>(SafetyNetCloseableRegistry.java:156)
~[flink-connector-cdp_2.11-1.4.0-jar-with-dependencies.jar:na]
> 	at org.apache.flink.core.fs.SafetyNetCloseableRegistry.doRegister(SafetyNetCloseableRegistry.java:96)
~[flink-connector-cdp_2.11-1.4.0-jar-with-dependencies.jar:na]
> 	at org.apache.flink.core.fs.SafetyNetCloseableRegistry.doRegister(SafetyNetCloseableRegistry.java:1)
~[flink-connector-cdp_2.11-1.4.0-jar-with-dependencies.jar:na]
> 	at org.apache.flink.util.AbstractCloseableRegistry.registerCloseable(AbstractCloseableRegistry.java:79)
~[flink-connector-cdp_2.11-1.4.0-jar-with-dependencies.jar:na]
> 	at org.apache.flink.core.fs.ClosingFSDataOutputStream.wrapSafe(ClosingFSDataOutputStream.java:101)
~[flink-connector-cdp_2.11-1.4.0-jar-with-dependencies.jar:na]
> 	at org.apache.flink.core.fs.SafetyNetWrapperFileSystem.create(SafetyNetWrapperFileSystem.java:122)
~[flink-connector-cdp_2.11-1.4.0-jar-with-dependencies.jar:na]
> 	at org.apache.flink.runtime.state.filesystem.FsCheckpointStreamFactory$FsCheckpointStateOutputStream.createStream(FsCheckpointStreamFactory.java:362)
~[flink-connector-cdp_2.11-1.4.0-jar-with-dependencies.jar:na]
> 	... 19 common frames omitted
> {noformat}



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