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Posted to issues@flink.apache.org by "Stephan Ewen (JIRA)" <ji...@apache.org> on 2018/02/19 09:27:00 UTC
[jira] [Commented] (FLINK-5761) ClassNotFoundException during
cancel job
[ https://issues.apache.org/jira/browse/FLINK-5761?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16368901#comment-16368901 ]
Stephan Ewen commented on FLINK-5761:
-------------------------------------
Is this issue still relevant? This should be fixed for a while by now...
> ClassNotFoundException during cancel job
> ----------------------------------------
>
> Key: FLINK-5761
> URL: https://issues.apache.org/jira/browse/FLINK-5761
> Project: Flink
> Issue Type: Bug
> Components: State Backends, Checkpointing
> Affects Versions: 1.1.4
> Reporter: Andrey
> Priority: Major
>
> Steps to reproduce:
> * setup flink cluster in HA mode
> * submit job with rocksdb state backend and enableFullyAsyncSnapshots
> * send some load to the job
> * in the middle of processing cancel job using the command: ./flink cancel <jobId>
> In the JobManager logs:
> {code}
> 2017-02-09 13:55:49,511 INFO org.apache.flink.runtime.checkpoint.CheckpointCoordinator - Stopping checkpoint coordinator for job e140ad8a3deeae991a9bbe080222d3f6
> 2017-02-09 13:55:49,517 INFO org.apache.flink.runtime.jobmanager.ZooKeeperSubmittedJobGraphStore - Removed job graph e140ad8a3deeae991a9bbe080222d3f6 from ZooKeeper.
> 2017-02-09 13:55:49,519 WARN org.apache.flink.runtime.checkpoint.ZooKeeperCompletedCheckpointStore - Failed to discard checkpoint 1.
> java.lang.Exception: Could not discard the completed checkpoint Checkpoint 1 @ 1486648542769 for e140ad8a3deeae991a9bbe080222d3f6.
> at org.apache.flink.runtime.checkpoint.ZooKeeperCompletedCheckpointStore$1.processResult(ZooKeeperCompletedCheckpointStore.java:308)
> at org.apache.flink.shaded.org.apache.curator.framework.imps.Backgrounding$1$1.run(Backgrounding.java:109)
> at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> at java.lang.Thread.run(Thread.java:745)
> Caused by: java.lang.ClassNotFoundException: org.apache.flink.contrib.streaming.state.RocksDBStateBackend$FinalFullyAsyncSnapshot
> at java.net.URLClassLoader.findClass(URLClassLoader.java:381)
> at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
> at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
> at java.lang.Class.forName0(Native Method)
> at java.lang.Class.forName(Class.java:348)
> at org.apache.flink.util.InstantiationUtil$ClassLoaderObjectInputStream.resolveClass(InstantiationUtil.java:65)
> at java.io.ObjectInputStream.readNonProxyDesc(ObjectInputStream.java:1620)
> at java.io.ObjectInputStream.readClassDesc(ObjectInputStream.java:1521)
> at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1781)
> at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1353)
> at java.io.ObjectInputStream.readObject(ObjectInputStream.java:373)
> at java.util.HashMap.readObject(HashMap.java:1396)
> at sun.reflect.GeneratedMethodAccessor4.invoke(Unknown Source)
> at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:498)
> at java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:1058)
> at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1909)
> at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1808)
> at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1353)
> at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:2018)
> at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1942)
> at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1808)
> at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1353)
> at java.io.ObjectInputStream.readArray(ObjectInputStream.java:1714)
> at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1347)
> at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:2018)
> at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1942)
> at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1808)
> at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1353)
> at java.io.ObjectInputStream.readObject(ObjectInputStream.java:373)
> at org.apache.flink.util.InstantiationUtil.deserializeObject(InstantiationUtil.java:291)
> at org.apache.flink.util.SerializedValue.deserializeValue(SerializedValue.java:58)
> at org.apache.flink.runtime.checkpoint.SubtaskState.discard(SubtaskState.java:85)
> at org.apache.flink.runtime.checkpoint.TaskState.discard(TaskState.java:147)
> at org.apache.flink.runtime.checkpoint.CompletedCheckpoint.discard(CompletedCheckpoint.java:102)
> at org.apache.flink.runtime.checkpoint.ZooKeeperCompletedCheckpointStore$1.processResult(ZooKeeperCompletedCheckpointStore.java:306)
> ... 4 more
> {code}
> Looks very similar to https://issues.apache.org/jira/browse/FLINK-5468
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