Andrey created FLINK-6412:
-----------------------------
Summary: Stream has already been closed durign job cancel
Key: FLINK-6412
URL: https://issues.apache.org/jira/browse/FLINK-6412
Project: Flink
Issue Type: Bug
Affects Versions: 1.2.0
Reporter: Andrey
Steps to reproduce:
* create job with RocksDBStateBackend: env.setStateBackend(new
RocksDBStateBackend(checkpointRoot));
* run job
* cancel job from the Web UI.
In logs:
{code}
2017-04-28 10:25:57,475 INFO org.apache.flink.runtime.taskmanager.Task
- Source: Custom Source (1/2) (05a3888ed2a232f234a10775826395a0)
switched from DEPLOYING to RUNNING. [Source: Custom Source (1/2)]
2017-04-28 10:25:57,476 INFO
org.apache.flink.streaming.runtime.tasks.StreamTask - Using
user-defined state backend: RocksDB State Backend {isInitialized=false,
configuredDbBasePaths=null, initializedDbBasePaths=null,
checkpointStreamBackend=File State Backend @
file:/flink/checkpoints/flinktests}. [Map (2/2)]
2017-04-28 10:25:57,476 INFO
org.apache.flink.streaming.runtime.tasks.StreamTask - Using
user-defined state backend: RocksDB State Backend {isInitialized=false,
configuredDbBasePaths=null, initializedDbBasePaths=null,
checkpointStreamBackend=File State Backend @
file:/flink/checkpoints/flinktests}. [Source: Custom Source (1/2)]
...
2017-04-28 10:26:29,793 INFO org.apache.flink.runtime.taskmanager.Task
- Triggering cancellation of task code Source: Custom Source (1/2)
(05a3888ed2a232f234a10775826395a0). [flink-akka.actor.default-dispatcher-2]
2017-04-28 10:26:29,794 INFO org.apache.flink.runtime.taskmanager.Task
- Attempting to cancel task Map (2/2)
(bdb982b6ef47fe79b6ff5b96153c921e). [flink-akka.actor.default-dispatcher-2]
2017-04-28 10:26:29,794 INFO org.apache.flink.runtime.taskmanager.Task
- Map (2/2) (bdb982b6ef47fe79b6ff5b96153c921e) switched from
RUNNING to CANCELING. [flink-akka.actor.default-dispatcher-2]
2017-04-28 10:26:29,796 INFO org.apache.flink.runtime.taskmanager.Task
- Triggering cancellation of task code Map (2/2)
(bdb982b6ef47fe79b6ff5b96153c921e). [flink-akka.actor.default-dispatcher-2]
2017-04-28 10:26:29,796 INFO org.apache.flink.runtime.taskmanager.Task
- Source: Custom Source (1/2) (05a3888ed2a232f234a10775826395a0)
switched from CANCELING to CANCELED. [Source: Custom Source (1/2)]
2017-04-28 10:26:29,797 INFO org.apache.flink.runtime.taskmanager.Task
- Freeing task resources for Source: Custom Source (1/2)
(05a3888ed2a232f234a10775826395a0). [Source: Custom Source (1/2)]
2017-04-28 10:26:29,798 INFO org.apache.flink.core.fs.FileSystem
- Ensuring all FileSystem streams are closed for Source: Custom
Source (1/2) [Source: Custom Source (1/2)]
2017-04-28 10:26:29,803 INFO org.apache.flink.runtime.taskmanager.TaskManager
- Un-registering task and sending final execution state CANCELED to
JobManager for task Source: Custom Source (05a3888ed2a232f234a10775826395a0)
[flink-akka.actor.default-dispatcher-2]
2017-04-28 10:26:39,608 INFO org.apache.flink.runtime.taskmanager.Task
- Attempting to fail task externally Map (2/2)
(bdb982b6ef47fe79b6ff5b96153c921e). [pool-14-thread-1]
2017-04-28 10:26:39,608 WARN
org.apache.flink.streaming.runtime.tasks.StreamTask - Could not
properly clean up the async checkpoint runnable. [Canceler for Map (2/2)
(bdb982b6ef47fe79b6ff5b96153c921e).]
java.lang.Exception: Could not properly cancel managed keyed state future.
at
org.apache.flink.streaming.api.operators.OperatorSnapshotResult.cancel(OperatorSnapshotResult.java:91)
at
org.apache.flink.streaming.runtime.tasks.StreamTask$AsyncCheckpointRunnable.cleanup(StreamTask.java:1010)
at
org.apache.flink.streaming.runtime.tasks.StreamTask$AsyncCheckpointRunnable.close(StreamTask.java:995)
at org.apache.flink.util.IOUtils.closeQuietly(IOUtils.java:262)
at org.apache.flink.util.IOUtils.closeAllQuietly(IOUtils.java:251)
at
org.apache.flink.util.AbstractCloseableRegistry.close(AbstractCloseableRegistry.java:91)
at
org.apache.flink.streaming.runtime.tasks.StreamTask.cancel(StreamTask.java:364)
at
org.apache.flink.runtime.taskmanager.Task$TaskCanceler.run(Task.java:1390)
at java.lang.Thread.run(Thread.java:745)
Caused by: java.util.concurrent.ExecutionException: java.io.IOException: Stream
has already been closed and discarded.
at java.util.concurrent.FutureTask.report(FutureTask.java:122)
at java.util.concurrent.FutureTask.get(FutureTask.java:192)
at
org.apache.flink.util.FutureUtil.runIfNotDoneAndGet(FutureUtil.java:40)
at
org.apache.flink.runtime.state.StateUtil.discardStateFuture(StateUtil.java:79)
at
org.apache.flink.streaming.api.operators.OperatorSnapshotResult.cancel(OperatorSnapshotResult.java:89)
... 8 more
Caused by: java.io.IOException: Stream has already been closed and discarded.
at
org.apache.flink.runtime.state.filesystem.FsCheckpointStreamFactory$FsCheckpointStateOutputStream.closeAndGetHandle(FsCheckpointStreamFactory.java:342)
at
org.apache.flink.contrib.streaming.state.RocksDBKeyedStateBackend$RocksDBSnapshotOperation.closeSnapshotStreamAndGetHandle(RocksDBKeyedStateBackend.java:580)
at
org.apache.flink.contrib.streaming.state.RocksDBKeyedStateBackend$RocksDBSnapshotOperation.closeCheckpointStream(RocksDBKeyedStateBackend.java:410)
at
org.apache.flink.contrib.streaming.state.RocksDBKeyedStateBackend$1.performOperation(RocksDBKeyedStateBackend.java:298)
at
org.apache.flink.contrib.streaming.state.RocksDBKeyedStateBackend$1.performOperation(RocksDBKeyedStateBackend.java:277)
at
org.apache.flink.runtime.io.async.AbstractAsyncIOCallable.call(AbstractAsyncIOCallable.java:72)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at
org.apache.flink.util.FutureUtil.runIfNotDoneAndGet(FutureUtil.java:37)
at
org.apache.flink.streaming.runtime.tasks.StreamTask$AsyncCheckpointRunnable.run(StreamTask.java:915)
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)
... 1 more
2017-04-28 10:26:39,608 INFO org.apache.flink.runtime.taskmanager.Task
- Task Map (2/2) is already in state CANCELING [pool-14-thread-1]
{code}
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