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Federico Valeri commented on KAFKA-14997: ----------------------------------------- Hi [~sagarrao], thanks for letting me know. I think I know what's going on here, I'll open a PR to fix it. > JmxToolTest failing with initializationError > -------------------------------------------- > > Key: KAFKA-14997 > URL: https://issues.apache.org/jira/browse/KAFKA-14997 > Project: Kafka > Issue Type: Bug > Reporter: Sagar Rao > Assignee: Federico Valeri > Priority: Major > Labels: flaky-test > > Noticed that JmxToolTest fails with > ``` > h4. Error > java.io.IOException: Cannot bind to URL [rmi://:44743/jmxrmi]: > javax.naming.ServiceUnavailableException [Root exception is > java.rmi.ConnectException: Connection refused to host: 40.117.157.99; nested > exception is: > java.net.ConnectException: Connection timed out (Connection timed out)] > h4. Stacktrace > java.io.IOException: Cannot bind to URL [rmi://:44743/jmxrmi]: > javax.naming.ServiceUnavailableException [Root exception is > java.rmi.ConnectException: Connection refused to host: 40.117.157.99; nested > exception is: > java.net.ConnectException: Connection timed out (Connection timed out)] > at > javax.management.remote.rmi.RMIConnectorServer.newIOException(RMIConnectorServer.java:827) > at > javax.management.remote.rmi.RMIConnectorServer.start(RMIConnectorServer.java:432) > at org.apache.kafka.tools.JmxToolTest.startJmxAgent(JmxToolTest.java:337) > at org.apache.kafka.tools.JmxToolTest.beforeAll(JmxToolTest.java:55) > 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.junit.platform.commons.util.ReflectionUtils.invokeMethod(ReflectionUtils.java:727) > at > org.junit.jupiter.engine.execution.MethodInvocation.proceed(MethodInvocation.java:60) > at > org.junit.jupiter.engine.execution.InvocationInterceptorChain$ValidatingInvocation.proceed(InvocationInterceptorChain.java:131) > at > org.junit.jupiter.engine.extension.TimeoutExtension.intercept(TimeoutExtension.java:156) > at > org.junit.jupiter.engine.extension.TimeoutExtension.interceptLifecycleMethod(TimeoutExtension.java:128) > at > org.junit.jupiter.engine.extension.TimeoutExtension.interceptBeforeAllMethod(TimeoutExtension.java:70) > at > org.junit.jupiter.engine.execution.InterceptingExecutableInvoker$ReflectiveInterceptorCall.lambda$ofVoidMethod$0(InterceptingExecutableInvoker.java:103) > at > org.junit.jupiter.engine.execution.InterceptingExecutableInvoker.lambda$invoke$0(InterceptingExecutableInvoker.java:93) > at > org.junit.jupiter.engine.execution.InvocationInterceptorChain$InterceptedInvocation.proceed(InvocationInterceptorChain.java:106) > at > org.junit.jupiter.engine.execution.InvocationInterceptorChain.proceed(InvocationInterceptorChain.java:64) > at > org.junit.jupiter.engine.execution.InvocationInterceptorChain.chainAndInvoke(InvocationInterceptorChain.java:45) > at > org.junit.jupiter.engine.execution.InvocationInterceptorChain.invoke(InvocationInterceptorChain.java:37) > at > org.junit.jupiter.engine.execution.InterceptingExecutableInvoker.invoke(InterceptingExecutableInvoker.java:92) > at > org.junit.jupiter.engine.execution.InterceptingExecutableInvoker.invoke(InterceptingExecutableInvoker.java:86) > at > org.junit.jupiter.engine.descriptor.ClassBasedTestDescriptor.lambda$invokeBeforeAllMethods$13(ClassBasedTestDescriptor.java:411) > at > org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73) > at > org.junit.jupiter.engine.descriptor.ClassBasedTestDescriptor.invokeBeforeAllMethods(ClassBasedTestDescriptor.java:409) > at > org.junit.jupiter.engine.descriptor.ClassBasedTestDescriptor.before(ClassBasedTestDescriptor.java:215) > at > org.junit.jupiter.engine.descriptor.ClassBasedTestDescriptor.before(ClassBasedTestDescriptor.java:84) > at > org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$6(NodeTestTask.java:148) > at > org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73) > at > org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$8(NodeTestTask.java:141) > at org.junit.platform.engine.support.hierarchical.Node.around(Node.java:137) > at > org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$9(NodeTestTask.java:139) > at > org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73) > at > org.junit.platform.engine.support.hierarchical.NodeTestTask.executeRecursively(NodeTestTask.java:138) > at > org.junit.platform.engine.support.hierarchical.NodeTestTask.execute(NodeTestTask.java:95) > at java.util.ArrayList.forEach(ArrayList.java:1259) > at > org.junit.platform.engine.support.hierarchical.SameThreadHierarchicalTestExecutorService.invokeAll(SameThreadHierarchicalTestExecutorService.java:41) > at > org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$6(NodeTestTask.java:155) > at > org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73) > at > org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$8(NodeTestTask.java:141) > at org.junit.platform.engine.support.hierarchical.Node.around(Node.java:137) > at > org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$9(NodeTestTask.java:139) > at > org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73) > at > org.junit.platform.engine.support.hierarchical.NodeTestTask.executeRecursively(NodeTestTask.java:138) > at > org.junit.platform.engine.support.hierarchical.NodeTestTask.execute(NodeTestTask.java:95) > at > org.junit.platform.engine.support.hierarchical.SameThreadHierarchicalTestExecutorService.submit(SameThreadHierarchicalTestExecutorService.java:35) > at > org.junit.platform.engine.support.hierarchical.HierarchicalTestExecutor.execute(HierarchicalTestExecutor.java:57) > at > org.junit.platform.engine.support.hierarchical.HierarchicalTestEngine.execute(HierarchicalTestEngine.java:54) > at > org.junit.platform.launcher.core.EngineExecutionOrchestrator.execute(EngineExecutionOrchestrator.java:107) > at > org.junit.platform.launcher.core.EngineExecutionOrchestrator.execute(EngineExecutionOrchestrator.java:88) > at > org.junit.platform.launcher.core.EngineExecutionOrchestrator.lambda$execute$0(EngineExecutionOrchestrator.java:54) > at > org.junit.platform.launcher.core.EngineExecutionOrchestrator.withInterceptedStreams(EngineExecutionOrchestrator.java:67) > at > org.junit.platform.launcher.core.EngineExecutionOrchestrator.execute(EngineExecutionOrchestrator.java:52) > at > org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:114) > at > org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:86) > at > org.junit.platform.launcher.core.DefaultLauncherSession$DelegatingLauncher.execute(DefaultLauncherSession.java:86) > at > org.gradle.api.internal.tasks.testing.junitplatform.JUnitPlatformTestClassProcessor$CollectAllTestClassesExecutor.processAllTestClasses(JUnitPlatformTestClassProcessor.java:110) > at > org.gradle.api.internal.tasks.testing.junitplatform.JUnitPlatformTestClassProcessor$CollectAllTestClassesExecutor.access$000(JUnitPlatformTestClassProcessor.java:90) > at > org.gradle.api.internal.tasks.testing.junitplatform.JUnitPlatformTestClassProcessor.stop(JUnitPlatformTestClassProcessor.java:85) > at > org.gradle.api.internal.tasks.testing.SuiteTestClassProcessor.stop(SuiteTestClassProcessor.java:62) > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > at > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) > at java.lang.reflect.Method.invoke(Method.java:498) > at > org.gradle.internal.dispatch.ReflectionDispatch.dispatch(ReflectionDispatch.java:36) > at > org.gradle.internal.dispatch.ReflectionDispatch.dispatch(ReflectionDispatch.java:24) > at > org.gradle.internal.dispatch.ContextClassLoaderDispatch.dispatch(ContextClassLoaderDispatch.java:33) > at > org.gradle.internal.dispatch.ProxyDispatchAdapter$DispatchingInvocationHandler.invoke(ProxyDispatchAdapter.java:94) > at com.sun.proxy.$Proxy2.stop(Unknown Source) > at > org.gradle.api.internal.tasks.testing.worker.TestWorker$3.run(TestWorker.java:193) > at > org.gradle.api.internal.tasks.testing.worker.TestWorker.executeAndMaintainThreadName(TestWorker.java:129) > at > org.gradle.api.internal.tasks.testing.worker.TestWorker.execute(TestWorker.java:100) > at > org.gradle.api.internal.tasks.testing.worker.TestWorker.execute(TestWorker.java:60) > at > org.gradle.process.internal.worker.child.ActionExecutionWorker.execute(ActionExecutionWorker.java:56) > at > org.gradle.process.internal.worker.child.SystemApplicationClassLoaderWorker.call(SystemApplicationClassLoaderWorker.java:113) > at > org.gradle.process.internal.worker.child.SystemApplicationClassLoaderWorker.call(SystemApplicationClassLoaderWorker.java:65) > at > worker.org.gradle.process.internal.worker.GradleWorkerMain.run(GradleWorkerMain.java:69) > at > worker.org.gradle.process.internal.worker.GradleWorkerMain.main(GradleWorkerMain.java:74) > Suppressed: java.lang.NullPointerException > at org.apache.kafka.tools.JmxToolTest.afterAll(JmxToolTest.java:61) > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > at > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) > at java.lang.reflect.Method.invoke(Method.java:498) > at > org.junit.platform.commons.util.ReflectionUtils.invokeMethod(ReflectionUtils.java:727) > at > org.junit.jupiter.engine.execution.MethodInvocation.proceed(MethodInvocation.java:60) > at > org.junit.jupiter.engine.execution.InvocationInterceptorChain$ValidatingInvocation.proceed(InvocationInterceptorChain.java:131) > at > org.junit.jupiter.engine.extension.TimeoutExtension.intercept(TimeoutExtension.java:156) > at > org.junit.jupiter.engine.extension.TimeoutExtension.interceptLifecycleMethod(TimeoutExtension.java:128) > at > org.junit.jupiter.engine.extension.TimeoutExtension.interceptAfterAllMethod(TimeoutExtension.java:118) > at > org.junit.jupiter.engine.execution.InterceptingExecutableInvoker$ReflectiveInterceptorCall.lambda$ofVoidMethod$0(InterceptingExecutableInvoker.java:103) > at > org.junit.jupiter.engine.execution.InterceptingExecutableInvoker.lambda$invoke$0(InterceptingExecutableInvoker.java:93) > at > org.junit.jupiter.engine.execution.InvocationInterceptorChain$InterceptedInvocation.proceed(InvocationInterceptorChain.java:106) > at > org.junit.jupiter.engine.execution.InvocationInterceptorChain.proceed(InvocationInterceptorChain.java:64) > at > org.junit.jupiter.engine.execution.InvocationInterceptorChain.chainAndInvoke(InvocationInterceptorChain.java:45) > at > org.junit.jupiter.engine.execution.InvocationInterceptorChain.invoke(InvocationInterceptorChain.java:37) > at > org.junit.jupiter.engine.execution.InterceptingExecutableInvoker.invoke(InterceptingExecutableInvoker.java:92) > at > org.junit.jupiter.engine.execution.InterceptingExecutableInvoker.invoke(InterceptingExecutableInvoker.java:86) > at > org.junit.jupiter.engine.descriptor.ClassBasedTestDescriptor.lambda$invokeAfterAllMethods$15(ClassBasedTestDescriptor.java:439) > at > org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73) > at > org.junit.jupiter.engine.descriptor.ClassBasedTestDescriptor.lambda$invokeAfterAllMethods$16(ClassBasedTestDescriptor.java:437) > at java.util.ArrayList.forEach(ArrayList.java:1259) > at > java.util.Collections$UnmodifiableCollection.forEach(Collections.java:1082) > at > org.junit.jupiter.engine.descriptor.ClassBasedTestDescriptor.invokeAfterAllMethods(ClassBasedTestDescriptor.java:437) > at > org.junit.jupiter.engine.descriptor.ClassBasedTestDescriptor.after(ClassBasedTestDescriptor.java:231) > at > org.junit.jupiter.engine.descriptor.ClassBasedTestDescriptor.after(ClassBasedTestDescriptor.java:84) > at > org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$7(NodeTestTask.java:161) > at > org.junit.platform.engine.support.hierarchical.ThrowableCollector.execute(ThrowableCollector.java:73) > at > org.junit.platform.engine.support.hierarchical.NodeTestTask.lambda$executeRecursively$8(NodeTestTask.java:161) > ... 48 more > Caused by: javax.naming.ServiceUnavailableException [Root exception is > java.rmi.ConnectException: Connection refused to host: 40.117.157.99; nested > exception is: > java.net.ConnectException: Connection timed out (Connection timed out)] > at com.sun.jndi.rmi.registry.RegistryContext.bind(RegistryContext.java:161) > at > com.sun.jndi.toolkit.url.GenericURLContext.bind(GenericURLContext.java:241) > at javax.naming.InitialContext.bind(InitialContext.java:425) > at > javax.management.remote.rmi.RMIConnectorServer.bind(RMIConnectorServer.java:644) > at > javax.management.remote.rmi.RMIConnectorServer.start(RMIConnectorServer.java:427) > ... 76 more > Caused by: java.rmi.ConnectException: Connection refused to host: > 40.117.157.99; nested exception is: > java.net.ConnectException: Connection timed out (Connection timed out) > at sun.rmi.transport.tcp.TCPEndpoint.newSocket(TCPEndpoint.java:623) > at sun.rmi.transport.tcp.TCPChannel.createConnection(TCPChannel.java:216) > at sun.rmi.transport.tcp.TCPChannel.newConnection(TCPChannel.java:202) > at sun.rmi.server.UnicastRef.newCall(UnicastRef.java:343) > at sun.rmi.registry.RegistryImpl_Stub.bind(RegistryImpl_Stub.java:65) > at com.sun.jndi.rmi.registry.RegistryContext.bind(RegistryContext.java:155) > ... 80 more > Caused by: java.net.ConnectException: Connection timed out (Connection timed > out) > at java.net.PlainSocketImpl.socketConnect(Native Method) > at > java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350) > at > java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206) > at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188) > at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392) > at java.net.Socket.connect(Socket.java:607) > at java.net.Socket.connect(Socket.java:556) > at java.net.Socket.<init>(Socket.java:452) > at java.net.Socket.<init>(Socket.java:229) > at > sun.rmi.transport.proxy.RMIDirectSocketFactory.createSocket(RMIDirectSocketFactory.java:40) > at > sun.rmi.transport.proxy.RMIMasterSocketFactory.createSocket(RMIMasterSocketFactory.java:148) > at sun.rmi.transport.tcp.TCPEndpoint.newSocket(TCPEndpoint.java:617) > ... 85 more > ``` > One such build > [https://ci-builds.apache.org/blue/organizations/jenkins/Kafka%2Fkafka-pr/detail/PR-13453/6/tests] > > [~fvaleri] i am assigning it to 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