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teeguo commented on FLINK-27478: -------------------------------- The problem occurred in windows10 + flink1.14.4, I have resolved it by switch to centos7 + flink1.15. > datastream.print() failed by uncertain cause > -------------------------------------------- > > Key: FLINK-27478 > URL: https://issues.apache.org/jira/browse/FLINK-27478 > Project: Flink > Issue Type: Bug > Components: API / Python > Affects Versions: 1.14.4 > Reporter: teeguo > Priority: Major > > > source data format like : > {"r0": "test_r0", "r1": "test_r1", "r2": "test_r2"} > I can print by SimpleStringSchema or sink to file by > JsonRowDeserializationSchema: > > {code:java} > from pyflink.common.serialization import JsonRowDeserializationSchema, > SimpleStringSchema > from pyflink.common.typeinfo import Types > from pyflink.datastream import StreamExecutionEnvironment > from pyflink.datastream.connectors import FlinkKafkaConsumer > def state_access_demo(): > env = StreamExecutionEnvironment.get_execution_environment() > deserialization_schema = SimpleStringSchema() > kafka_consumer = > FlinkKafkaConsumer(topics='topic',deserialization_schema=deserialization_schema,properties={'bootstrap.servers': > 'localhost:9092', 'group.id': 'test-consumer-group'}) > ds = env.add_source(kafka_consumer) > ds.print() > env.execute('state_access_demo') > if __name__ == '__main__': > state_access_demo() {code} > but for print by JsonRowDeserializationSchema: > {code:java} > from pyflink.common.serialization import JsonRowDeserializationSchemafrom > pyflink.common.typeinfo import Typesfrom pyflink.datastream import > StreamExecutionEnvironmentfrom pyflink.datastream.connectors import > FlinkKafkaConsumer > def state_access_demo(): > env = StreamExecutionEnvironment.get_execution_environment() > deserialization_schema = > JsonRowDeserializationSchema.builder().type_info(type_info=Types.ROW_NAMED(["r0", > "r1", "r2"], [Types.STRING(), Types.STRING(), Types.STRING()])).build() > kafka_consumer = > FlinkKafkaConsumer(topics='topic',deserialization_schema=deserialization_schema,properties={'bootstrap.servers': > 'localhost:9092', 'group.id': 'test-consumer-group'}) > ds = env.add_source(kafka_consumer) > ds.print() > env.execute('state_access_demo') > if __name__ == '__main__': > state_access_demo(){code} > It failed with the following exception which doesn't contain any useful > information > {code:java} > py4j.protocol.Py4JJavaError: An error occurred while calling o0.execute. > : org.apache.flink.runtime.client.JobExecutionException: Job execution failed. > at > org.apache.flink.runtime.jobmaster.JobResult.toJobExecutionResult(JobResult.java:144) > at > org.apache.flink.runtime.minicluster.MiniClusterJobClient.lambda$getJobExecutionResult$3(MiniClusterJobClient.java:137) > at > java.base/java.util.concurrent.CompletableFuture$UniApply.tryFire(CompletableFuture.java:642) > at > java.base/java.util.concurrent.CompletableFuture.postComplete(CompletableFuture.java:506) > at > java.base/java.util.concurrent.CompletableFuture.complete(CompletableFuture.java:2073) > at > org.apache.flink.runtime.rpc.akka.AkkaInvocationHandler.lambda$invokeRpc$1(AkkaInvocationHandler.java:258) > at > java.base/java.util.concurrent.CompletableFuture.uniWhenComplete(CompletableFuture.java:859) > at > java.base/java.util.concurrent.CompletableFuture$UniWhenComplete.tryFire(CompletableFuture.java:837) > at > java.base/java.util.concurrent.CompletableFuture.postComplete(CompletableFuture.java:506) > at > java.base/java.util.concurrent.CompletableFuture.complete(CompletableFuture.java:2073) > at > org.apache.flink.util.concurrent.FutureUtils.doForward(FutureUtils.java:1389) > at > org.apache.flink.runtime.concurrent.akka.ClassLoadingUtils.lambda$null$1(ClassLoadingUtils.java:93) > at > org.apache.flink.runtime.concurrent.akka.ClassLoadingUtils.runWithContextClassLoader(ClassLoadingUtils.java:68) > at > org.apache.flink.runtime.concurrent.akka.ClassLoadingUtils.lambda$guardCompletionWithContextClassLoader$2(ClassLoadingUtils.java:92) > at > java.base/java.util.concurrent.CompletableFuture.uniWhenComplete(CompletableFuture.java:859) > at > java.base/java.util.concurrent.CompletableFuture$UniWhenComplete.tryFire(CompletableFuture.java:837) > at > java.base/java.util.concurrent.CompletableFuture.postComplete(CompletableFuture.java:506) > at > java.base/java.util.concurrent.CompletableFuture.complete(CompletableFuture.java:2073) > at > org.apache.flink.runtime.concurrent.akka.AkkaFutureUtils$1.onComplete(AkkaFutureUtils.java:47) > at akka.dispatch.OnComplete.internal(Future.scala:300) > at akka.dispatch.OnComplete.internal(Future.scala:297) > at akka.dispatch.japi$CallbackBridge.apply(Future.scala:224) > at akka.dispatch.japi$CallbackBridge.apply(Future.scala:221) > at scala.concurrent.impl.CallbackRunnable.run(Promise.scala:60) > at > org.apache.flink.runtime.concurrent.akka.AkkaFutureUtils$DirectExecutionContext.execute(AkkaFutureUtils.java:65) > at > scala.concurrent.impl.CallbackRunnable.executeWithValue(Promise.scala:68) > at > scala.concurrent.impl.Promise$DefaultPromise.$anonfun$tryComplete$1(Promise.scala:284) > at > scala.concurrent.impl.Promise$DefaultPromise.$anonfun$tryComplete$1$adapted(Promise.scala:284) > at > scala.concurrent.impl.Promise$DefaultPromise.tryComplete(Promise.scala:284) > at akka.pattern.PromiseActorRef.$bang(AskSupport.scala:621) > at > akka.pattern.PipeToSupport$PipeableFuture$$anonfun$pipeTo$1.applyOrElse(PipeToSupport.scala:24) > at > akka.pattern.PipeToSupport$PipeableFuture$$anonfun$pipeTo$1.applyOrElse(PipeToSupport.scala:23) > at scala.concurrent.Future.$anonfun$andThen$1(Future.scala:532) > at scala.concurrent.impl.Promise.liftedTree1$1(Promise.scala:29) > at > scala.concurrent.impl.Promise.$anonfun$transform$1(Promise.scala:29) > at scala.concurrent.impl.CallbackRunnable.run(Promise.scala:60) > at > akka.dispatch.BatchingExecutor$AbstractBatch.processBatch(BatchingExecutor.scala:63) > at > akka.dispatch.BatchingExecutor$BlockableBatch.$anonfun$run$1(BatchingExecutor.scala:100) > at > scala.runtime.java8.JFunction0$mcV$sp.apply(JFunction0$mcV$sp.java:12) > at > scala.concurrent.BlockContext$.withBlockContext(BlockContext.scala:81) > at > akka.dispatch.BatchingExecutor$BlockableBatch.run(BatchingExecutor.scala:100) > at akka.dispatch.TaskInvocation.run(AbstractDispatcher.scala:49) > at > akka.dispatch.ForkJoinExecutorConfigurator$AkkaForkJoinTask.exec(ForkJoinExecutorConfigurator.scala:48) > at > java.base/java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:290) > at > java.base/java.util.concurrent.ForkJoinPool$WorkQueue.topLevelExec(ForkJoinPool.java:1020) > at > java.base/java.util.concurrent.ForkJoinPool.scan(ForkJoinPool.java:1656) > at > java.base/java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1594) > at > java.base/java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:177) > Caused by: org.apache.flink.runtime.JobException: Recovery is suppressed by > NoRestartBackoffTimeStrategy > at > org.apache.flink.runtime.executiongraph.failover.flip1.ExecutionFailureHandler.handleFailure(ExecutionFailureHandler.java:138) > at > org.apache.flink.runtime.executiongraph.failover.flip1.ExecutionFailureHandler.getFailureHandlingResult(ExecutionFailureHandler.java:82) > at > org.apache.flink.runtime.scheduler.DefaultScheduler.handleTaskFailure(DefaultScheduler.java:252) > at > org.apache.flink.runtime.scheduler.DefaultScheduler.maybeHandleTaskFailure(DefaultScheduler.java:242) > at > org.apache.flink.runtime.scheduler.DefaultScheduler.updateTaskExecutionStateInternal(DefaultScheduler.java:233) > at > org.apache.flink.runtime.scheduler.SchedulerBase.updateTaskExecutionState(SchedulerBase.java:684) > at > org.apache.flink.runtime.scheduler.SchedulerNG.updateTaskExecutionState(SchedulerNG.java:79) > at > org.apache.flink.runtime.jobmaster.JobMaster.updateTaskExecutionState(JobMaster.java:444) > at > java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > at > java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) > at > java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) > at java.base/java.lang.reflect.Method.invoke(Method.java:566) > at > org.apache.flink.runtime.rpc.akka.AkkaRpcActor.lambda$handleRpcInvocation$1(AkkaRpcActor.java:316) > at > org.apache.flink.runtime.concurrent.akka.ClassLoadingUtils.runWithContextClassLoader(ClassLoadingUtils.java:83) > at > org.apache.flink.runtime.rpc.akka.AkkaRpcActor.handleRpcInvocation(AkkaRpcActor.java:314) > at > org.apache.flink.runtime.rpc.akka.AkkaRpcActor.handleRpcMessage(AkkaRpcActor.java:217) > at > org.apache.flink.runtime.rpc.akka.FencedAkkaRpcActor.handleRpcMessage(FencedAkkaRpcActor.java:78) > at > org.apache.flink.runtime.rpc.akka.AkkaRpcActor.handleMessage(AkkaRpcActor.java:163) > at akka.japi.pf.UnitCaseStatement.apply(CaseStatements.scala:24) > at akka.japi.pf.UnitCaseStatement.apply(CaseStatements.scala:20) > at scala.PartialFunction.applyOrElse(PartialFunction.scala:123) > at scala.PartialFunction.applyOrElse$(PartialFunction.scala:122) > at akka.japi.pf.UnitCaseStatement.applyOrElse(CaseStatements.scala:20) > at scala.PartialFunction$OrElse.applyOrElse(PartialFunction.scala:171) > at scala.PartialFunction$OrElse.applyOrElse(PartialFunction.scala:172) > at scala.PartialFunction$OrElse.applyOrElse(PartialFunction.scala:172) > at akka.actor.Actor.aroundReceive(Actor.scala:537) > at akka.actor.Actor.aroundReceive$(Actor.scala:535) > at akka.actor.AbstractActor.aroundReceive(AbstractActor.scala:220) > at akka.actor.ActorCell.receiveMessage(ActorCell.scala:580) > at akka.actor.ActorCell.invoke(ActorCell.scala:548) > at akka.dispatch.Mailbox.processMailbox(Mailbox.scala:270) > at akka.dispatch.Mailbox.run(Mailbox.scala:231) > at akka.dispatch.Mailbox.exec(Mailbox.scala:243) > ... 5 more > Caused by: java.lang.RuntimeException: Failed to create stage bundle factory! > INFO:root:Initializing Python harness: > F:\condaEnv\lib\site-packages\pyflink\fn_execution\beam\beam_boot.py --id=1-1 > --provision_endpoint=localhost:60612 > INFO:root:Starting up Python harness in loopback mode. at > org.apache.flink.streaming.api.runners.python.beam.BeamPythonFunctionRunner.createStageBundleFactory(BeamPythonFunctionRunner.java:566) > at > org.apache.flink.streaming.api.runners.python.beam.BeamPythonFunctionRunner.open(BeamPythonFunctionRunner.java:255) > at > org.apache.flink.streaming.api.operators.python.AbstractPythonFunctionOperator.open(AbstractPythonFunctionOperator.java:131) > at > org.apache.flink.streaming.api.operators.python.AbstractOneInputPythonFunctionOperator.open(AbstractOneInputPythonFunctionOperator.java:116) > at > org.apache.flink.streaming.api.operators.python.PythonProcessOperator.open(PythonProcessOperator.java:59) > at > org.apache.flink.streaming.runtime.tasks.RegularOperatorChain.initializeStateAndOpenOperators(RegularOperatorChain.java:110) > at > org.apache.flink.streaming.runtime.tasks.StreamTask.restoreGates(StreamTask.java:711) > at > org.apache.flink.streaming.runtime.tasks.StreamTaskActionExecutor$SynchronizedStreamTaskActionExecutor.call(StreamTaskActionExecutor.java:100) > at > org.apache.flink.streaming.runtime.tasks.StreamTask.restoreInternal(StreamTask.java:687) > at > org.apache.flink.streaming.runtime.tasks.StreamTask.restore(StreamTask.java:654) > at > org.apache.flink.runtime.taskmanager.Task.runWithSystemExitMonitoring(Task.java:958) > at > org.apache.flink.runtime.taskmanager.Task.restoreAndInvoke(Task.java:927) > at org.apache.flink.runtime.taskmanager.Task.doRun(Task.java:766) > at org.apache.flink.runtime.taskmanager.Task.run(Task.java:575) > at java.base/java.lang.Thread.run(Thread.java:834) > Caused by: > org.apache.beam.vendor.guava.v26_0_jre.com.google.common.util.concurrent.UncheckedExecutionException: > java.lang.IllegalStateException: Process died with exit code 0 > at > org.apache.beam.vendor.guava.v26_0_jre.com.google.common.cache.LocalCache$Segment.get(LocalCache.java:2050) > at > org.apache.beam.vendor.guava.v26_0_jre.com.google.common.cache.LocalCache.get(LocalCache.java:3952) > at > org.apache.beam.vendor.guava.v26_0_jre.com.google.common.cache.LocalCache.getOrLoad(LocalCache.java:3974) > at > org.apache.beam.vendor.guava.v26_0_jre.com.google.common.cache.LocalCache$LocalLoadingCache.get(LocalCache.java:4958) > at > org.apache.beam.vendor.guava.v26_0_jre.com.google.common.cache.LocalCache$LocalLoadingCache.getUnchecked(LocalCache.java:4964) > at > org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory$SimpleStageBundleFactory.<init>(DefaultJobBundleFactory.java:451) > at > org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory$SimpleStageBundleFactory.<init>(DefaultJobBundleFactory.java:436) > at > org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory.forStage(DefaultJobBundleFactory.java:303) > at > org.apache.flink.streaming.api.runners.python.beam.BeamPythonFunctionRunner.createStageBundleFactory(BeamPythonFunctionRunner.java:564) > ... 14 more > Caused by: java.lang.IllegalStateException: Process died with exit code 0 > at > org.apache.beam.runners.fnexecution.environment.ProcessManager$RunningProcess.isAliveOrThrow(ProcessManager.java:75) > at > org.apache.beam.runners.fnexecution.environment.ProcessEnvironmentFactory.createEnvironment(ProcessEnvironmentFactory.java:112) > at > org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory$1.load(DefaultJobBundleFactory.java:252) > at > org.apache.beam.runners.fnexecution.control.DefaultJobBundleFactory$1.load(DefaultJobBundleFactory.java:231) > at > org.apache.beam.vendor.guava.v26_0_jre.com.google.common.cache.LocalCache$LoadingValueReference.loadFuture(LocalCache.java:3528) > at > org.apache.beam.vendor.guava.v26_0_jre.com.google.common.cache.LocalCache$Segment.loadSync(LocalCache.java:2277) > at > org.apache.beam.vendor.guava.v26_0_jre.com.google.common.cache.LocalCache$Segment.lockedGetOrLoad(LocalCache.java:2154) > at > org.apache.beam.vendor.guava.v26_0_jre.com.google.common.cache.LocalCache$Segment.get(LocalCache.java:2044) > ... 22 more{code} > -- This message was sent by Atlassian Jira (v8.20.7#820007)