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Matthias Pohl commented on FLINK-33278: --------------------------------------- On the other hand: There seems to be a hickup in the logs between 01:02:10.686 and 01:02:19.074 which might have been the cause. {code} [...] Oct 15 01:02:09 01:02:09.137 [INFO] Running org.apache.flink.runtime.rpc.pekko.RemotePekkoRpcActorTest Oct 15 01:02:09 01:02:09.535 [INFO] Tests run: 23, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 1.478 s - in org.apache.flink.runtime.rpc.pekko.PekkoRpcActorTest Oct 15 01:02:09 01:02:09.549 [INFO] Running org.apache.flink.runtime.rpc.pekko.TimeoutCallStackTest Oct 15 01:02:09 01:02:09.797 [INFO] Tests run: 2, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.243 s - in org.apache.flink.runtime.rpc.pekko.TimeoutCallStackTest Oct 15 01:02:09 01:02:09.823 [INFO] Running org.apache.flink.runtime.rpc.pekko.RpcSerializedValueTest Oct 15 01:02:09 01:02:09.937 [INFO] Tests run: 13, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.111 s - in org.apache.flink.runtime.rpc.pekko.RpcSerializedValueTest Oct 15 01:02:09 01:02:09.957 [INFO] Running org.apache.flink.runtime.rpc.pekko.RobustActorSystemTest Oct 15 01:02:09 01:02:09.968 [INFO] Tests run: 16, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 4.371 s - in org.apache.flink.runtime.rpc.pekko.ContextClassLoadingSettingTest Oct 15 01:02:09 01:02:09.993 [INFO] Running org.apache.flink.runtime.rpc.pekko.PekkoRpcServiceTest Oct 15 01:02:10 [INFO] [10/15/2023 01:02:09.993] [ForkJoinPool-41-worker-25] [CoordinatedShutdown(pekko://testSystem)] Running CoordinatedShutdown with reason [ActorSystemTerminateReason] Oct 15 01:02:10 [INFO] [10/15/2023 01:02:10.049] [ForkJoinPool-41-worker-25] [CoordinatedShutdown(pekko://testSystem)] Running CoordinatedShutdown with reason [ActorSystemTerminateReason] Oct 15 01:02:10 [INFO] [10/15/2023 01:02:10.153] [ForkJoinPool-41-worker-25] [CoordinatedShutdown(pekko://testSystem)] Running CoordinatedShutdown with reason [ActorSystemTerminateReason] Oct 15 01:02:10 [INFO] [10/15/2023 01:02:10.179] [ForkJoinPool-41-worker-25] [CoordinatedShutdown(pekko://testSystem)] Running CoordinatedShutdown with reason [ActorSystemTerminateReason] Oct 15 01:02:10 [INFO] [10/15/2023 01:02:10.213] [ForkJoinPool-41-worker-25] [CoordinatedShutdown(pekko://testSystem)] Running CoordinatedShutdown with reason [ActorSystemTerminateReason] Oct 15 01:02:10 01:02:10.219 [INFO] Tests run: 5, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.257 s - in org.apache.flink.runtime.rpc.pekko.RobustActorSystemTest Oct 15 01:02:10 01:02:10.686 [INFO] Tests run: 11, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.689 s - in org.apache.flink.runtime.rpc.pekko.PekkoRpcServiceTest Oct 15 01:02:19 01:02:19.074 [INFO] Tests run: 4, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 10.618 s - in org.apache.flink.runtime.rpc.pekko.MessageSerializationTest Oct 15 01:02:19 01:02:19.847 [ERROR] Tests run: 5, Failures: 1, Errors: 0, Skipped: 0, Time elapsed: 10.694 s <<< FAILURE! - in org.apache.flink.runtime.rpc.pekko.RemotePekkoRpcActorTest Oct 15 01:02:19 01:02:19.847 [ERROR] org.apache.flink.runtime.rpc.pekko.RemotePekkoRpcActorTest.failsRpcResultImmediatelyIfRemoteRpcServiceIsNotAvailable Time elapsed: 10.238 s <<< FAILURE! [...] {code} > RemotePekkoRpcActorTest.failsRpcResultImmediatelyIfRemoteRpcServiceIsNotAvailable > fails on AZP > ---------------------------------------------------------------------------------------------- > > Key: FLINK-33278 > URL: https://issues.apache.org/jira/browse/FLINK-33278 > Project: Flink > Issue Type: Bug > Components: Runtime / RPC > Affects Versions: 1.19.0 > Reporter: Sergey Nuyanzin > Priority: Critical > Labels: test-stability > > This build > [https://dev.azure.com/apache-flink/apache-flink/_build/results?buildId=53740&view=logs&j=0e7be18f-84f2-53f0-a32d-4a5e4a174679&t=7c1d86e3-35bd-5fd5-3b7c-30c126a78702&l=6563] > fails as > {noformat} > Oct 15 01:02:20 Multiple Failures (1 failure) > Oct 15 01:02:20 -- failure 1 -- > Oct 15 01:02:20 [Any cause is instance of class 'class > org.apache.flink.runtime.rpc.exceptions.RecipientUnreachableException'] > Oct 15 01:02:20 Expecting any element of: > Oct 15 01:02:20 [java.util.concurrent.CompletionException: > java.util.concurrent.TimeoutException: Invocation of > [RemoteRpcInvocation(SerializedValueRespondingGateway.getSerializedValue())] > at recipient > [pekko.tcp://flink@localhost:38231/user/rpc/8c211f34-41e5-4efe-93bd-8eca6c590a7f] > timed out. This is usually caused by: 1) Pekko failed sending the message > silently, due to problems like oversized payload or serialization failures. > In that case, you should find detailed error information in the logs. 2) The > recipient needs more time for responding, due to problems like slow machines > or network jitters. In that case, you can try to increase pekko.ask.timeout. > Oct 15 01:02:20 at > java.util.concurrent.CompletableFuture.reportJoin(CompletableFuture.java:375) > Oct 15 01:02:20 at > java.util.concurrent.CompletableFuture.join(CompletableFuture.java:1947) > Oct 15 01:02:20 at > org.apache.flink.runtime.rpc.pekko.RemotePekkoRpcActorTest.lambda$failsRpcResultImmediatelyIfRemoteRpcServiceIsNotAvailable$1(RemotePekkoRpcActorTest.java:168) > Oct 15 01:02:20 ...(63 remaining lines not displayed - this can be > changed with Assertions.setMaxStackTraceElementsDisplayed), > ... > {noformat} -- This message was sent by Atlassian Jira (v8.20.10#820010)