[ https://issues.apache.org/jira/browse/FLINK-22464?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17350895#comment-17350895 ]
Robert Metzger commented on FLINK-22464: ---------------------------------------- The issue is reproducible 100% of the time locally with current master. The job is in a restart loop due to this error: {code} 22:48:45,251 [ Checkpoint Timer] INFO org.apache.flink.runtime.checkpoint.CheckpointCoordinator [] - Triggering checkpoint 2 (type=CHECKPOINT) @ 1621896525250 for job 566fd0f105339e3cecdfb994df6e1cf9. 22:48:45,251 [flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.operators.coordination.OperatorCoordinatorHolder [] - Coordinator checkpoint 2 for coordinator cbc357ccb763df2852fee8c4fc7d55f2 is awaiting 1 pending events 22:48:45,704 [ Checkpoint Timer] WARN org.apache.flink.runtime.checkpoint.CheckpointCoordinator [] - Failed to trigger checkpoint 2 for job 566fd0f105339e3cecdfb994df6e1cf9. (1 consecutive failed attempts so far) org.apache.flink.util.FlinkException: Failing OperatorCoordinator checkpoint because some OperatorEvents before this checkpoint barrier were not received by the target tasks. at org.apache.flink.runtime.operators.coordination.OperatorCoordinatorHolder.lambda$completeCheckpointOnceEventsAreDone$4(OperatorCoordinatorHolder.java:344) ~[flink-runtime_2.11-1.14-SNAPSHOT.jar:?] at java.util.concurrent.CompletableFuture.uniWhenComplete(CompletableFuture.java:774) ~[?:1.8.0_282] at java.util.concurrent.CompletableFuture$UniWhenComplete.tryFire(CompletableFuture.java:750) ~[?:1.8.0_282] at java.util.concurrent.CompletableFuture.postComplete(CompletableFuture.java:488) ~[?:1.8.0_282] at java.util.concurrent.CompletableFuture.completeExceptionally(CompletableFuture.java:1990) ~[?:1.8.0_282] at org.apache.flink.runtime.concurrent.FutureUtils$WaitingConjunctFuture.handleCompletedFuture(FutureUtils.java:905) ~[flink-runtime_2.11-1.14-SNAPSHOT.jar:1.14-SNAPSHOT] at java.util.concurrent.CompletableFuture.uniWhenComplete(CompletableFuture.java:774) ~[?:1.8.0_282] at java.util.concurrent.CompletableFuture$UniWhenComplete.tryFire(CompletableFuture.java:750) ~[?:1.8.0_282] at java.util.concurrent.CompletableFuture.postComplete(CompletableFuture.java:488) ~[?:1.8.0_282] at java.util.concurrent.CompletableFuture.completeExceptionally(CompletableFuture.java:1990) ~[?:1.8.0_282] at org.apache.flink.runtime.concurrent.FutureUtils.lambda$forwardTo$23(FutureUtils.java:1356) ~[flink-runtime_2.11-1.14-SNAPSHOT.jar:1.14-SNAPSHOT] at java.util.concurrent.CompletableFuture.uniWhenComplete(CompletableFuture.java:774) ~[?:1.8.0_282] at java.util.concurrent.CompletableFuture$UniWhenComplete.tryFire(CompletableFuture.java:750) ~[?:1.8.0_282] at java.util.concurrent.CompletableFuture.postComplete(CompletableFuture.java:488) ~[?:1.8.0_282] at java.util.concurrent.CompletableFuture.completeExceptionally(CompletableFuture.java:1990) ~[?:1.8.0_282] at org.apache.flink.runtime.concurrent.FutureUtils$Timeout.run(FutureUtils.java:1255) ~[flink-runtime_2.11-1.14-SNAPSHOT.jar:1.14-SNAPSHOT] at org.apache.flink.runtime.concurrent.DirectExecutorService.execute(DirectExecutorService.java:217) ~[flink-runtime_2.11-1.14-SNAPSHOT.jar:1.14-SNAPSHOT] at org.apache.flink.runtime.concurrent.FutureUtils.lambda$orTimeout$15(FutureUtils.java:582) ~[flink-runtime_2.11-1.14-SNAPSHOT.jar:1.14-SNAPSHOT] at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:1.8.0_282] at java.util.concurrent.FutureTask.run(FutureTask.java:266) [?:1.8.0_282] at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180) [?:1.8.0_282] at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293) [?:1.8.0_282] at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:1.8.0_282] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [?:1.8.0_282] at java.lang.Thread.run(Thread.java:748) [?:1.8.0_282] 22:48:45,706 [flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph [] - Source: numbers -> Map -> Sink: Data stream collect sink (1/1) (fe486f6c9a46e270c73a9832d6e2aab5) switched from RUNNING to FAILED on 1072e91c-cd0e-4c5a-99fe-46fa9f65f579 @ localhost (dataPort=-1). org.apache.flink.util.FlinkException: An OperatorEvent from an OperatorCoordinator to a task was lost. Triggering task failover to ensure consistency. Event: 'AddSplitEvents[[[B@57ec5d1f]]', targetTask: Source: numbers -> Map -> Sink: Data stream collect sink (1/1) - execution #0 at org.apache.flink.runtime.operators.coordination.SubtaskGatewayImpl.lambda$sendEvent$0(SubtaskGatewayImpl.java:81) ~[flink-runtime_2.11-1.14-SNAPSHOT.jar:?] at java.util.concurrent.CompletableFuture.uniHandle(CompletableFuture.java:836) ~[?:1.8.0_282] at java.util.concurrent.CompletableFuture$UniHandle.tryFire(CompletableFuture.java:811) ~[?:1.8.0_282] at java.util.concurrent.CompletableFuture$Completion.run(CompletableFuture.java:456) ~[?:1.8.0_282] at org.apache.flink.runtime.rpc.akka.AkkaRpcActor.handleRunAsync(AkkaRpcActor.java:440) ~[flink-runtime_2.11-1.14-SNAPSHOT.jar:1.14-SNAPSHOT] at org.apache.flink.runtime.rpc.akka.AkkaRpcActor.handleRpcMessage(AkkaRpcActor.java:208) ~[flink-runtime_2.11-1.14-SNAPSHOT.jar:1.14-SNAPSHOT] at org.apache.flink.runtime.rpc.akka.FencedAkkaRpcActor.handleRpcMessage(FencedAkkaRpcActor.java:77) ~[flink-runtime_2.11-1.14-SNAPSHOT.jar:1.14-SNAPSHOT] at org.apache.flink.runtime.rpc.akka.AkkaRpcActor.handleMessage(AkkaRpcActor.java:158) ~[flink-runtime_2.11-1.14-SNAPSHOT.jar:1.14-SNAPSHOT] at akka.japi.pf.UnitCaseStatement.apply(CaseStatements.scala:26) [akka-actor_2.11-2.5.21.jar:2.5.21] at akka.japi.pf.UnitCaseStatement.apply(CaseStatements.scala:21) [akka-actor_2.11-2.5.21.jar:2.5.21] at scala.PartialFunction$class.applyOrElse(PartialFunction.scala:123) [scala-library-2.11.12.jar:?] at akka.japi.pf.UnitCaseStatement.applyOrElse(CaseStatements.scala:21) [akka-actor_2.11-2.5.21.jar:2.5.21] at scala.PartialFunction$OrElse.applyOrElse(PartialFunction.scala:170) [scala-library-2.11.12.jar:?] at scala.PartialFunction$OrElse.applyOrElse(PartialFunction.scala:171) [scala-library-2.11.12.jar:?] at scala.PartialFunction$OrElse.applyOrElse(PartialFunction.scala:171) [scala-library-2.11.12.jar:?] at akka.actor.Actor$class.aroundReceive(Actor.scala:517) [akka-actor_2.11-2.5.21.jar:2.5.21] at akka.actor.AbstractActor.aroundReceive(AbstractActor.scala:225) [akka-actor_2.11-2.5.21.jar:2.5.21] at akka.actor.ActorCell.receiveMessage(ActorCell.scala:592) [akka-actor_2.11-2.5.21.jar:2.5.21] at akka.actor.ActorCell.invoke(ActorCell.scala:561) [akka-actor_2.11-2.5.21.jar:2.5.21] at akka.dispatch.Mailbox.processMailbox(Mailbox.scala:258) [akka-actor_2.11-2.5.21.jar:2.5.21] at akka.dispatch.Mailbox.run(Mailbox.scala:225) [akka-actor_2.11-2.5.21.jar:2.5.21] at akka.dispatch.Mailbox.exec(Mailbox.scala:235) [akka-actor_2.11-2.5.21.jar:2.5.21] at akka.dispatch.forkjoin.ForkJoinTask.doExec(ForkJoinTask.java:260) [akka-actor_2.11-2.5.21.jar:2.5.21] at akka.dispatch.forkjoin.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1339) [akka-actor_2.11-2.5.21.jar:2.5.21] at akka.dispatch.forkjoin.ForkJoinPool.runWorker(ForkJoinPool.java:1979) [akka-actor_2.11-2.5.21.jar:2.5.21] at akka.dispatch.forkjoin.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:107) [akka-actor_2.11-2.5.21.jar:2.5.21] Caused by: java.util.concurrent.TimeoutException at org.apache.flink.runtime.concurrent.FutureUtils$Timeout.run(FutureUtils.java:1255) ~[flink-runtime_2.11-1.14-SNAPSHOT.jar:1.14-SNAPSHOT] at org.apache.flink.runtime.concurrent.DirectExecutorService.execute(DirectExecutorService.java:217) ~[flink-runtime_2.11-1.14-SNAPSHOT.jar:1.14-SNAPSHOT] at org.apache.flink.runtime.concurrent.FutureUtils.lambda$orTimeout$15(FutureUtils.java:582) ~[flink-runtime_2.11-1.14-SNAPSHOT.jar:1.14-SNAPSHOT] at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) ~[?:1.8.0_282] at java.util.concurrent.FutureTask.run(FutureTask.java:266) ~[?:1.8.0_282] at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180) ~[?:1.8.0_282] at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293) ~[?:1.8.0_282] at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) ~[?:1.8.0_282] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) ~[?:1.8.0_282] at java.lang.Thread.run(Thread.java:748) ~[?:1.8.0_282] 22:48:45,707 [flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.executiongraph.ExecutionGraph [] - Discarding the results produced by task execution fe486f6c9a46e270c73a9832d6e2aab5. 22:48:45,707 [flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.taskmanager.Task [] - Attempting to cancel task Source: numbers -> Map -> Sink: Data stream collect sink (1/1)#0 (fe486f6c9a46e270c73a9832d6e2aab5). 22:48:45,707 [flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.taskmanager.Task [] - Source: numbers -> Map -> Sink: Data stream collect sink (1/1)#0 (fe486f6c9a46e270c73a9832d6e2aab5) switched from RUNNING to CANCELING. 22:48:45,707 [flink-akka.actor.default-dispatcher-2] INFO org.apache.flink.runtime.taskmanager.Task [] - Triggering cancellation of task code Source: numbers -> Map -> Sink: Data stream collect sink (1/1)#0 (fe486f6c9a46e270c73a9832d6e2aab5). 22:48:45,707 [flink-akka.actor.default-dispatcher-3] INFO org.apache.flink.runtime.scheduler.adaptive.AdaptiveScheduler [] - Restarting job. {code} > OperatorEventSendingCheckpointITCase.testOperatorEventLostWithReaderFailure > hangs with `AdaptiveScheduler` > ---------------------------------------------------------------------------------------------------------- > > Key: FLINK-22464 > URL: https://issues.apache.org/jira/browse/FLINK-22464 > Project: Flink > Issue Type: Bug > Components: Runtime / Coordination, Tests > Affects Versions: 1.14.0 > Reporter: Guowei Ma > Assignee: Robert Metzger > Priority: Critical > Labels: stale-critical, test-stability > > https://dev.azure.com/apache-flink/apache-flink/_build/results?buildId=17178&view=logs&j=8fd9202e-fd17-5b26-353c-ac1ff76c8f28&t=a0a633b8-47ef-5c5a-2806-3c13b9e48228&l=8171 > {code:java} > 2021-05-10T02:56:09.3603584Z "main" #1 prio=5 os_prio=0 > tid=0x00007f677000b800 nid=0x40e4 waiting on condition [0x00007f6776cc8000] > 2021-05-10T02:56:09.3604176Z java.lang.Thread.State: TIMED_WAITING > (sleeping) > 2021-05-10T02:56:09.3604468Z at java.lang.Thread.sleep(Native Method) > 2021-05-10T02:56:09.3604925Z at > org.apache.flink.streaming.api.operators.collect.CollectResultFetcher.sleepBeforeRetry(CollectResultFetcher.java:237) > 2021-05-10T02:56:09.3605582Z at > org.apache.flink.streaming.api.operators.collect.CollectResultFetcher.next(CollectResultFetcher.java:113) > 2021-05-10T02:56:09.3606205Z at > org.apache.flink.streaming.api.operators.collect.CollectResultIterator.nextResultFromFetcher(CollectResultIterator.java:106) > 2021-05-10T02:56:09.3606924Z at > org.apache.flink.streaming.api.operators.collect.CollectResultIterator.hasNext(CollectResultIterator.java:80) > 2021-05-10T02:56:09.3607469Z at > org.apache.flink.streaming.api.datastream.DataStream.executeAndCollect(DataStream.java:1320) > 2021-05-10T02:56:09.3607996Z at > org.apache.flink.streaming.api.datastream.DataStream.executeAndCollect(DataStream.java:1303) > 2021-05-10T02:56:09.3608616Z at > org.apache.flink.runtime.operators.coordination.OperatorEventSendingCheckpointITCase.runTest(OperatorEventSendingCheckpointITCase.java:223) > 2021-05-10T02:56:09.3609378Z at > org.apache.flink.runtime.operators.coordination.OperatorEventSendingCheckpointITCase.testOperatorEventLostWithReaderFailure(OperatorEventSendingCheckpointITCase.java:135) > 2021-05-10T02:56:09.3609968Z at > sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > 2021-05-10T02:56:09.3610386Z at > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) > 2021-05-10T02:56:09.3610858Z at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) > 2021-05-10T02:56:09.3611295Z at > java.lang.reflect.Method.invoke(Method.java:498) > 2021-05-10T02:56:09.3611703Z at > org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50) > 2021-05-10T02:56:09.3612207Z at > org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12) > 2021-05-10T02:56:09.3612774Z at > org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47) > 2021-05-10T02:56:09.3613470Z at > org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17) > 2021-05-10T02:56:09.3613930Z at > org.apache.flink.util.TestNameProvider$1.evaluate(TestNameProvider.java:45) > 2021-05-10T02:56:09.3614401Z at > org.junit.rules.TestWatcher$1.evaluate(TestWatcher.java:55) > 2021-05-10T02:56:09.3614770Z at > org.junit.rules.RunRules.evaluate(RunRules.java:20) > 2021-05-10T02:56:09.3615138Z at > org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325) > 2021-05-10T02:56:09.3615584Z at > org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78) > 2021-05-10T02:56:09.3616070Z at > org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57) > 2021-05-10T02:56:09.3616487Z at > org.junit.runners.ParentRunner$3.run(ParentRunner.java:290) > 2021-05-10T02:56:09.3616962Z at > org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71) > 2021-05-10T02:56:09.3617361Z at > org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288) > 2021-05-10T02:56:09.3617785Z at > org.junit.runners.ParentRunner.access$000(ParentRunner.java:58) > 2021-05-10T02:56:09.3618209Z at > org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268) > 2021-05-10T02:56:09.3618635Z at > org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26) > 2021-05-10T02:56:09.3619101Z at > org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:27) > 2021-05-10T02:56:09.3619507Z at > org.junit.runners.ParentRunner.run(ParentRunner.java:363) > 2021-05-10T02:56:09.3619879Z at > org.junit.runners.Suite.runChild(Suite.java:128) > 2021-05-10T02:56:09.3620239Z at > org.junit.runners.Suite.runChild(Suite.java:27) > 2021-05-10T02:56:09.3620596Z at > org.junit.runners.ParentRunner$3.run(ParentRunner.java:290) > 2021-05-10T02:56:09.3621009Z at > org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71) > 2021-05-10T02:56:09.3621406Z at > org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288) > 2021-05-10T02:56:09.3621906Z at > org.junit.runners.ParentRunner.access$000(ParentRunner.java:58) > 2021-05-10T02:56:09.3622319Z at > org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268) > 2021-05-10T02:56:09.3622843Z at > org.junit.runners.ParentRunner.run(ParentRunner.java:363) > 2021-05-10T02:56:09.3623263Z at > org.apache.maven.surefire.junitcore.JUnitCore.run(JUnitCore.java:55) > 2021-05-10T02:56:09.3623739Z at > org.apache.maven.surefire.junitcore.JUnitCoreWrapper.createRequestAndRun(JUnitCoreWrapper.java:137) > 2021-05-10T02:56:09.3624332Z at > org.apache.maven.surefire.junitcore.JUnitCoreWrapper.executeEager(JUnitCoreWrapper.java:107) > 2021-05-10T02:56:09.3624854Z at > org.apache.maven.surefire.junitcore.JUnitCoreWrapper.execute(JUnitCoreWrapper.java:83) > 2021-05-10T02:56:09.3625342Z at > org.apache.maven.surefire.junitcore.JUnitCoreWrapper.execute(JUnitCoreWrapper.java:75) > 2021-05-10T02:56:09.3625851Z at > org.apache.maven.surefire.junitcore.JUnitCoreProvider.invoke(JUnitCoreProvider.java:158) > 2021-05-10T02:56:09.3626385Z at > org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:384) > 2021-05-10T02:56:09.3626978Z at > org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:345) > 2021-05-10T02:56:09.3627473Z at > org.apache.maven.surefire.booter.ForkedBooter.execute(ForkedBooter.java:126) > 2021-05-10T02:56:09.3627912Z at > org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:418) > {code} -- This message was sent by Atlassian Jira (v8.3.4#803005)