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Posted to issues@flink.apache.org by "Till Rohrmann (JIRA)" <ji...@apache.org> on 2019/05/24 09:59:00 UTC
[jira] [Commented] (FLINK-12101) Race condition when concurrently
running uploaded jars via REST
[ https://issues.apache.org/jira/browse/FLINK-12101?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16847425#comment-16847425 ]
Till Rohrmann commented on FLINK-12101:
---------------------------------------
[~xleesf] did you have time to work on a fix for this issue?
> Race condition when concurrently running uploaded jars via REST
> ---------------------------------------------------------------
>
> Key: FLINK-12101
> URL: https://issues.apache.org/jira/browse/FLINK-12101
> Project: Flink
> Issue Type: Bug
> Components: Command Line Client
> Affects Versions: 1.6.4, 1.7.2
> Reporter: Maximilian Michels
> Assignee: leesf
> Priority: Major
>
> Flink enables to upload and run Jars via REST. When multiple uploaded jars are invoked interactively to generate the JobGraph, the static initialization of the {{ContextEnvironment}}, when calls are interleaved, will override each other and produce a local execution of the jar. The local execution uses an incorrect class loader and throws an exception like this:
> {noformat}
> 2019-04-02 14:25:05,549 ERROR <pipeline class> - Failed to create job graph
> java.lang.RuntimeException: Pipeline execution failed
> at org.apache.beam.runners.flink.FlinkRunner.run(FlinkRunner.java:117)
> at org.apache.beam.sdk.Pipeline.run(Pipeline.java:313)
> at org.apache.beam.sdk.Pipeline.run(Pipeline.java:299)
> at <pipeline class run>
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
> at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:498)
> at org.apache.flink.client.program.PackagedProgram.callMainMethod(PackagedProgram.java:529)
> at org.apache.flink.client.program.PackagedProgram.invokeInteractiveModeForExecution(PackagedProgram.java:421)
> at org.apache.flink.client.program.OptimizerPlanEnvironment.getOptimizedPlan(OptimizerPlanEnvironment.java:83)
> at org.apache.flink.client.program.PackagedProgramUtils.createJobGraph(PackagedProgramUtils.java:78)
> at org.apache.flink.client.program.PackagedProgramUtils.createJobGraph(PackagedProgramUtils.java:120)
> at org.apache.flink.runtime.webmonitor.handlers.utils.JarHandlerUtils$JarHandlerContext.toJobGraph(JarHandlerUtils.java:117)
> at org.apache.flink.runtime.webmonitor.handlers.JarRunHandler.lambda$getJobGraphAsync$7(JarRunHandler.java:151)
> at java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1590)
> at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
> at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
> at java.lang.Thread.run(Thread.java:748)
> Caused by: org.apache.flink.runtime.client.JobExecutionException: Job execution failed.
> at org.apache.flink.runtime.jobmaster.JobResult.toJobExecutionResult(JobResult.java:146)
> at org.apache.flink.runtime.minicluster.MiniCluster.executeJobBlocking(MiniCluster.java:647)
> at org.apache.flink.streaming.api.environment.LocalStreamEnvironment.execute(LocalStreamEnvironment.java:123)
> at org.apache.beam.runners.flink.FlinkPipelineExecutionEnvironment.executePipeline(FlinkPipelineExecutionEnvironment.java:125)
> at org.apache.beam.runners.flink.FlinkRunner.run(FlinkRunner.java:114)
> ... 18 more
> Caused by: org.apache.flink.streaming.runtime.tasks.StreamTaskException: Could not instantiate outputs in order.
> at org.apache.flink.streaming.api.graph.StreamConfig.getOutEdgesInOrder(StreamConfig.java:398)
> at org.apache.flink.streaming.runtime.tasks.StreamTask.createStreamRecordWriters(StreamTask.java:1164)
> at org.apache.flink.streaming.runtime.tasks.StreamTask.(StreamTask.java:212)
> at org.apache.flink.streaming.runtime.tasks.StreamTask.(StreamTask.java:190)
> at org.apache.flink.streaming.runtime.tasks.SourceStreamTask.(SourceStreamTask.java:51)
> at org.apache.flink.streaming.runtime.tasks.StoppableSourceStreamTask.(StoppableSourceStreamTask.java:39)
> at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
> at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
> at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
> at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
> at org.apache.flink.runtime.taskmanager.Task.loadAndInstantiateInvokable(Task.java:1398)
> at org.apache.flink.runtime.taskmanager.Task.run(Task.java:682)
> ... 1 more
> Caused by: java.lang.ClassNotFoundException: org.apache.beam.runners.flink.translation.wrappers.streaming.WorkItemKeySelector
> at java.net.URLClassLoader.findClass(URLClassLoader.java:382)
> at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
> at org.apache.flink.runtime.execution.librarycache.FlinkUserCodeClassLoaders$ChildFirstClassLoader.loadClass(FlinkUserCodeClassLoaders.java:129)
> 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:78)
> at java.io.ObjectInputStream.readNonProxyDesc(ObjectInputStream.java:1868)
> at java.io.ObjectInputStream.readClassDesc(ObjectInputStream.java:1751)
> at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:2042)
> at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1573)
> at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:2287)
> at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:2211)
> at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:2069)
> at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1573)
> at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:2287)
> at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:2211)
> at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:2069)
> at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1573)
> at java.io.ObjectInputStream.readObject(ObjectInputStream.java:431)
> at java.util.ArrayList.readObject(ArrayList.java:797)
> at sun.reflect.GeneratedMethodAccessor20.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:1170)
> at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:2178)
> at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:2069)
> at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1573)
> at java.io.ObjectInputStream.readObject(ObjectInputStream.java:431)
> at org.apache.flink.util.InstantiationUtil.deserializeObject(InstantiationUtil.java:566)
> at org.apache.flink.util.InstantiationUtil.deserializeObject(InstantiationUtil.java:552)
> at org.apache.flink.util.InstantiationUtil.deserializeObject(InstantiationUtil.java:540)
> at org.apache.flink.util.InstantiationUtil.readObjectFromConfig(InstantiationUtil.java:501)
> at org.apache.flink.streaming.api.graph.StreamConfig.getOutEdgesInOrder(StreamConfig.java:395)
> ... 12 more
> {noformat}
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