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Posted to issues@flink.apache.org by "Stefan Richter (JIRA)" <ji...@apache.org> on 2017/01/26 19:52:24 UTC
[jira] [Assigned] (FLINK-5663) Checkpoint fails because of closed
registry
[ https://issues.apache.org/jira/browse/FLINK-5663?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Stefan Richter reassigned FLINK-5663:
-------------------------------------
Assignee: Stefan Richter
> Checkpoint fails because of closed registry
> -------------------------------------------
>
> Key: FLINK-5663
> URL: https://issues.apache.org/jira/browse/FLINK-5663
> Project: Flink
> Issue Type: Bug
> Components: State Backends, Checkpointing
> Reporter: Ufuk Celebi
> Assignee: Stefan Richter
>
> While testing the 1.2.0 release I got the following Exception:
> {code}
> 2017-01-26 17:29:20,602 INFO org.apache.flink.runtime.taskmanager.Task - Source: Custom Source (3/8) (2dbce778c4e53a39dec3558e868ceef4) switched from RUNNING to FAILED.
> java.lang.Exception: Error while triggering checkpoint 2 for Source: Custom Source (3/8)
> at org.apache.flink.runtime.taskmanager.Task$3.run(Task.java:1117)
> at java.util.concurrent.Executors$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 perform checkpoint 2 for operator Source: Custom Source (3/8).
> at org.apache.flink.streaming.runtime.tasks.StreamTask.triggerCheckpoint(StreamTask.java:533)
> at org.apache.flink.runtime.taskmanager.Task$3.run(Task.java:1108)
> ... 5 more
> Caused by: java.lang.Exception: Could not complete snapshot 2 for operator Source: Custom Source (3/8).
> at org.apache.flink.streaming.api.operators.AbstractStreamOperator.snapshotState(AbstractStreamOperator.java:372)
> at org.apache.flink.streaming.runtime.tasks.StreamTask$CheckpointingOperation.checkpointStreamOperator(StreamTask.java:1116)
> at org.apache.flink.streaming.runtime.tasks.StreamTask$CheckpointingOperation.executeCheckpointing(StreamTask.java:1052)
> at org.apache.flink.streaming.runtime.tasks.StreamTask.checkpointState(StreamTask.java:640)
> at org.apache.flink.streaming.runtime.tasks.StreamTask.performCheckpoint(StreamTask.java:585)
> at org.apache.flink.streaming.runtime.tasks.StreamTask.triggerCheckpoint(StreamTask.java:528)
> ... 6 more
> Caused by: java.io.IOException: Could not flush and close the file system output stream to file:/Users/uce/Desktop/1-2-testing/fs/83889867a493a1dc80f6c588c071b679/chk-2/e4415d0d-719c-48df-91a9-3171ba468152 in order to obtain the stream state handle
> at org.apache.flink.runtime.state.filesystem.FsCheckpointStreamFactory$FsCheckpointStateOutputStream.closeAndGetHandle(FsCheckpointStreamFactory.java:333)
> at org.apache.flink.runtime.state.DefaultOperatorStateBackend.snapshot(DefaultOperatorStateBackend.java:200)
> at org.apache.flink.streaming.api.operators.AbstractStreamOperator.snapshotState(AbstractStreamOperator.java:357)
> ... 11 more
> Caused by: java.io.IOException: Could not open output stream for state backend
> at org.apache.flink.runtime.state.filesystem.FsCheckpointStreamFactory$FsCheckpointStateOutputStream.createStream(FsCheckpointStreamFactory.java:368)
> at org.apache.flink.runtime.state.filesystem.FsCheckpointStreamFactory$FsCheckpointStateOutputStream.flush(FsCheckpointStreamFactory.java:225)
> at org.apache.flink.runtime.state.filesystem.FsCheckpointStreamFactory$FsCheckpointStateOutputStream.closeAndGetHandle(FsCheckpointStreamFactory.java:305)
> ... 13 more
> Caused by: java.io.IOException: Cannot register Closeable, registry is already closed. Closing argument.
> at org.apache.flink.util.AbstractCloseableRegistry.registerClosable(AbstractCloseableRegistry.java:63)
> at org.apache.flink.core.fs.ClosingFSDataOutputStream.wrapSafe(ClosingFSDataOutputStream.java:99)
> at org.apache.flink.core.fs.SafetyNetWrapperFileSystem.create(SafetyNetWrapperFileSystem.java:123)
> at org.apache.flink.runtime.state.filesystem.FsCheckpointStreamFactory$FsCheckpointStateOutputStream.createStream(FsCheckpointStreamFactory.java:359)
> ... 15 more
> {code}
> The job recovered and kept running.
> [~stefanrichter83@gmail.com] Can this be a race with the closable registry?
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