Bowen Li created FLINK-7524:
-------------------------------
Summary: Task "xxx" did not react to cancelling signal, but is
stuck in method
Key: FLINK-7524
URL: https://issues.apache.org/jira/browse/FLINK-7524
Project: Flink
Issue Type: Bug
Affects Versions: 1.3.0
Reporter: Bowen Li
Hi,
I observed the following errors in taskmanager.log
{code:java}
2017-08-25 17:03:40,141 WARN org.apache.flink.runtime.taskmanager.Task
- Task 'TriggerWindow(SlidingEventTimeWindows(259200000, 3600000),
AggregatingStateDescriptor{serializer=org.apache.flink.api.java.typeutils.runtime.TupleSerializer@f65b6aa2,
aggFunction=com.streamingApp$MyAggregateFunction@1f193686},
EventTimeTrigger(), WindowedStream.aggregate(WindowedStream.java:858)) -> Sink:
prod_item (2/6)' did not react to cancelling signal, but is stuck in method:
org.apache.flink.util.AbstractCloseableRegistry.unregisterClosable(AbstractCloseableRegistry.java:84)
org.apache.flink.runtime.state.StateSnapshotContextSynchronousImpl.closeAndUnregisterStream(StateSnapshotContextSynchronousImpl.java:137)
org.apache.flink.runtime.state.StateSnapshotContextSynchronousImpl.close(StateSnapshotContextSynchronousImpl.java:147)
org.apache.flink.streaming.api.operators.AbstractStreamOperator.snapshotState(AbstractStreamOperator.java:399)
org.apache.flink.streaming.runtime.tasks.StreamTask$CheckpointingOperation.checkpointStreamOperator(StreamTask.java:1157)
org.apache.flink.streaming.runtime.tasks.StreamTask$CheckpointingOperation.executeCheckpointing(StreamTask.java:1089)
org.apache.flink.streaming.runtime.tasks.StreamTask.checkpointState(StreamTask.java:653)
org.apache.flink.streaming.runtime.tasks.StreamTask.performCheckpoint(StreamTask.java:589)
org.apache.flink.streaming.runtime.tasks.StreamTask.triggerCheckpointOnBarrier(StreamTask.java:542)
org.apache.flink.streaming.runtime.io.BarrierBuffer.notifyCheckpoint(BarrierBuffer.java:378)
org.apache.flink.streaming.runtime.io.BarrierBuffer.processBarrier(BarrierBuffer.java:281)
org.apache.flink.streaming.runtime.io.BarrierBuffer.getNextNonBlocked(BarrierBuffer.java:183)
org.apache.flink.streaming.runtime.io.StreamInputProcessor.processInput(StreamInputProcessor.java:213)
org.apache.flink.streaming.runtime.tasks.OneInputStreamTask.run(OneInputStreamTask.java:69)
org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:262)
org.apache.flink.runtime.taskmanager.Task.run(Task.java:702)
java.lang.Thread.run(Thread.java:748)
...
2017-08-25 17:05:10,139 INFO org.apache.flink.runtime.taskmanager.Task
- Notifying TaskManager about fatal error. Task
'TriggerWindow(SlidingEventTimeWindows(259200000, 3600000),
AggregatingStateDescriptor{serializer=org.apache.flink.api.java.typeutils.runtime.TupleSerializer@f65b6aa2,
aggFunction=com.streamingApp$MyAggregateFunction@1f193686},
EventTimeTrigger(), WindowedStream.aggregate(WindowedStream.java:858)) -> Sink:
prod_item (2/6)' did not react to cancelling signal in the last 30 seconds, but
is stuck in method:
org.apache.flink.util.AbstractCloseableRegistry.unregisterClosable(AbstractCloseableRegistry.java:84)
org.apache.flink.runtime.state.StateSnapshotContextSynchronousImpl.closeAndUnregisterStream(StateSnapshotContextSynchronousImpl.java:137)
org.apache.flink.runtime.state.StateSnapshotContextSynchronousImpl.close(StateSnapshotContextSynchronousImpl.java:147)
org.apache.flink.streaming.api.operators.AbstractStreamOperator.snapshotState(AbstractStreamOperator.java:399)
org.apache.flink.streaming.runtime.tasks.StreamTask$CheckpointingOperation.checkpointStreamOperator(StreamTask.java:1157)
org.apache.flink.streaming.runtime.tasks.StreamTask$CheckpointingOperation.executeCheckpointing(StreamTask.java:1089)
org.apache.flink.streaming.runtime.tasks.StreamTask.checkpointState(StreamTask.java:653)
org.apache.flink.streaming.runtime.tasks.StreamTask.performCheckpoint(StreamTask.java:589)
org.apache.flink.streaming.runtime.tasks.StreamTask.triggerCheckpointOnBarrier(StreamTask.java:542)
org.apache.flink.streaming.runtime.io.BarrierBuffer.notifyCheckpoint(BarrierBuffer.java:378)
org.apache.flink.streaming.runtime.io.BarrierBuffer.processBarrier(BarrierBuffer.java:281)
org.apache.flink.streaming.runtime.io.BarrierBuffer.getNextNonBlocked(BarrierBuffer.java:183)
org.apache.flink.streaming.runtime.io.StreamInputProcessor.processInput(StreamInputProcessor.java:213)
org.apache.flink.streaming.runtime.tasks.OneInputStreamTask.run(OneInputStreamTask.java:69)
org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:262)
org.apache.flink.runtime.taskmanager.Task.run(Task.java:702)
java.lang.Thread.run(Thread.java:748)
.
2017-08-25 17:05:10,140 ERROR org.apache.flink.yarn.YarnTaskManager
-
==============================================================
====================== FATAL =======================
==============================================================
A fatal error occurred, forcing the TaskManager to shut down: Task
'TriggerWindow(SlidingEventTimeWindows(259200000, 3600000),
AggregatingStateDescriptor{serializer=org.apache.flink.api.java.typeutils.runtime.TupleSerializer@f65b6aa2,
aggFunction=com.streamingApp$MyAggregateFunction@1f193686},
EventTimeTrigger(), WindowedStream.aggregate(WindowedStream.java:858)) -> Sink:
prod_item (2/6)' did not react to cancelling signal in the last 30 seconds, but
is stuck in method:
org.apache.flink.util.AbstractCloseableRegistry.unregisterClosable(AbstractCloseableRegistry.java:84)
org.apache.flink.runtime.state.StateSnapshotContextSynchronousImpl.closeAndUnregisterStream(StateSnapshotContextSynchronousImpl.java:137)
org.apache.flink.runtime.state.StateSnapshotContextSynchronousImpl.close(StateSnapshotContextSynchronousImpl.java:147)
org.apache.flink.streaming.api.operators.AbstractStreamOperator.snapshotState(AbstractStreamOperator.java:399)
org.apache.flink.streaming.runtime.tasks.StreamTask$CheckpointingOperation.checkpointStreamOperator(StreamTask.java:1157)
org.apache.flink.streaming.runtime.tasks.StreamTask$CheckpointingOperation.executeCheckpointing(StreamTask.java:1089)
org.apache.flink.streaming.runtime.tasks.StreamTask.checkpointState(StreamTask.java:653)
org.apache.flink.streaming.runtime.tasks.StreamTask.performCheckpoint(StreamTask.java:589)
org.apache.flink.streaming.runtime.tasks.StreamTask.triggerCheckpointOnBarrier(StreamTask.java:542)
org.apache.flink.streaming.runtime.io.BarrierBuffer.notifyCheckpoint(BarrierBuffer.java:378)
org.apache.flink.streaming.runtime.io.BarrierBuffer.processBarrier(BarrierBuffer.java:281)
org.apache.flink.streaming.runtime.io.BarrierBuffer.getNextNonBlocked(BarrierBuffer.java:183)
org.apache.flink.streaming.runtime.io.StreamInputProcessor.processInput(StreamInputProcessor.java:213)
org.apache.flink.streaming.runtime.tasks.OneInputStreamTask.run(OneInputStreamTask.java:69)
org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:262)
org.apache.flink.runtime.taskmanager.Task.run(Task.java:702)
java.lang.Thread.run(Thread.java:748)
{code}
Why is the task stucked?
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