/// <exception cref="System.Exception"/> public virtual void TestInvalidatedAMHostPortOnAMRestart() { MockRM rm1 = new MockRM(conf); rm1.Start(); MockNM nm1 = new MockNM("127.0.0.1:1234", 15120, rm1.GetResourceTrackerService()); nm1.RegisterNode(); // a failed app RMApp app2 = rm1.SubmitApp(200); MockAM am2 = MockRM.LaunchAndRegisterAM(app2, rm1, nm1); nm1.NodeHeartbeat(am2.GetApplicationAttemptId(), 1, ContainerState.Complete); am2.WaitForState(RMAppAttemptState.Failed); rm1.WaitForState(app2.GetApplicationId(), RMAppState.Accepted); // before new attempt is launched, the app report returns the invalid AM // host and port. GetApplicationReportRequest request1 = GetApplicationReportRequest.NewInstance(app2 .GetApplicationId()); ApplicationReport report1 = rm1.GetClientRMService().GetApplicationReport(request1 ).GetApplicationReport(); NUnit.Framework.Assert.AreEqual("N/A", report1.GetHost()); NUnit.Framework.Assert.AreEqual(-1, report1.GetRpcPort()); }
// This is to test AM Host and rpc port are invalidated after the am attempt // is killed or failed, so that client doesn't get the wrong information. /// <exception cref="System.Exception"/> public virtual void TestInvalidateAMHostPortWhenAMFailedOrKilled() { conf.SetInt(YarnConfiguration.RmAmMaxAttempts, 1); MockRM rm1 = new MockRM(conf); rm1.Start(); // a succeeded app RMApp app1 = rm1.SubmitApp(200); MockNM nm1 = new MockNM("127.0.0.1:1234", 15120, rm1.GetResourceTrackerService()); nm1.RegisterNode(); MockAM am1 = MockRM.LaunchAndRegisterAM(app1, rm1, nm1); MockRM.FinishAMAndVerifyAppState(app1, rm1, nm1, am1); // a failed app RMApp app2 = rm1.SubmitApp(200); MockAM am2 = MockRM.LaunchAndRegisterAM(app2, rm1, nm1); nm1.NodeHeartbeat(am2.GetApplicationAttemptId(), 1, ContainerState.Complete); am2.WaitForState(RMAppAttemptState.Failed); rm1.WaitForState(app2.GetApplicationId(), RMAppState.Failed); // a killed app RMApp app3 = rm1.SubmitApp(200); MockAM am3 = MockRM.LaunchAndRegisterAM(app3, rm1, nm1); rm1.KillApp(app3.GetApplicationId()); rm1.WaitForState(app3.GetApplicationId(), RMAppState.Killed); rm1.WaitForState(am3.GetApplicationAttemptId(), RMAppAttemptState.Killed); GetApplicationsRequest request1 = GetApplicationsRequest.NewInstance(EnumSet.Of(YarnApplicationState .Finished, YarnApplicationState.Killed, YarnApplicationState.Failed)); GetApplicationsResponse response1 = rm1.GetClientRMService().GetApplications(request1 ); IList <ApplicationReport> appList1 = response1.GetApplicationList(); NUnit.Framework.Assert.AreEqual(3, appList1.Count); foreach (ApplicationReport report in appList1) { // killed/failed apps host and rpc port are invalidated. if (report.GetApplicationId().Equals(app2.GetApplicationId()) || report.GetApplicationId ().Equals(app3.GetApplicationId())) { NUnit.Framework.Assert.AreEqual("N/A", report.GetHost()); NUnit.Framework.Assert.AreEqual(-1, report.GetRpcPort()); } // succeeded app's host and rpc port is not invalidated if (report.GetApplicationId().Equals(app1.GetApplicationId())) { NUnit.Framework.Assert.IsFalse(report.GetHost().Equals("N/A")); NUnit.Framework.Assert.IsTrue(report.GetRpcPort() != -1); } } }
// Test Kill an app while the app is failing /// <exception cref="System.Exception"/> public virtual void TestKillFailingApp() { // this dispatcher ignores RMAppAttemptEventType.KILL event Dispatcher dispatcher = new _AsyncDispatcher_708(); MockRM rm1 = new _MockRM_731(dispatcher, conf); rm1.Start(); MockNM nm1 = new MockNM("127.0.0.1:1234", 8192, rm1.GetResourceTrackerService()); nm1.RegisterNode(); RMApp app1 = rm1.SubmitApp(200); MockAM am1 = MockRM.LaunchAndRegisterAM(app1, rm1, nm1); rm1.KillApp(app1.GetApplicationId()); // fail the app by sending container_finished event. nm1.NodeHeartbeat(am1.GetApplicationAttemptId(), 1, ContainerState.Complete); rm1.WaitForState(am1.GetApplicationAttemptId(), RMAppAttemptState.Failed); // app is killed, not launching a new attempt rm1.WaitForState(app1.GetApplicationId(), RMAppState.Killed); }
// Test Kill an app while the app is finishing in the meanwhile. /// <exception cref="System.Exception"/> public virtual void TestKillFinishingApp() { // this dispatcher ignores RMAppAttemptEventType.KILL event Dispatcher dispatcher = new _AsyncDispatcher_654(); MockRM rm1 = new _MockRM_677(dispatcher, conf); rm1.Start(); MockNM nm1 = new MockNM("127.0.0.1:1234", 8192, rm1.GetResourceTrackerService()); nm1.RegisterNode(); RMApp app1 = rm1.SubmitApp(200); MockAM am1 = MockRM.LaunchAndRegisterAM(app1, rm1, nm1); rm1.KillApp(app1.GetApplicationId()); FinishApplicationMasterRequest req = FinishApplicationMasterRequest.NewInstance(FinalApplicationStatus .Succeeded, string.Empty, string.Empty); am1.UnregisterAppAttempt(req, true); rm1.WaitForState(am1.GetApplicationAttemptId(), RMAppAttemptState.Finishing); nm1.NodeHeartbeat(am1.GetApplicationAttemptId(), 1, ContainerState.Complete); rm1.WaitForState(am1.GetApplicationAttemptId(), RMAppAttemptState.Finished); rm1.WaitForState(app1.GetApplicationId(), RMAppState.Finished); }
/// <exception cref="System.Exception"/> private void AmRestartTests(bool keepRunningContainers) { MockRM rm = new MockRM(conf); rm.Start(); RMApp app = rm.SubmitApp(200, "name", "user", new Dictionary <ApplicationAccessType , string>(), false, "default", -1, null, "MAPREDUCE", false, keepRunningContainers ); MockNM nm = new MockNM("127.0.0.1:1234", 10240, rm.GetResourceTrackerService()); nm.RegisterNode(); MockAM am0 = MockRM.LaunchAndRegisterAM(app, rm, nm); int NumContainers = 1; // allocate NUM_CONTAINERS containers am0.Allocate("127.0.0.1", 1024, NumContainers, new AList <ContainerId>()); nm.NodeHeartbeat(true); // wait for containers to be allocated. IList <Container> containers = am0.Allocate(new AList <ResourceRequest>(), new AList <ContainerId>()).GetAllocatedContainers(); while (containers.Count != NumContainers) { nm.NodeHeartbeat(true); Sharpen.Collections.AddAll(containers, am0.Allocate(new AList <ResourceRequest>(), new AList <ContainerId>()).GetAllocatedContainers()); Sharpen.Thread.Sleep(200); } // launch the 2nd container. ContainerId containerId2 = ContainerId.NewContainerId(am0.GetApplicationAttemptId (), 2); nm.NodeHeartbeat(am0.GetApplicationAttemptId(), containerId2.GetContainerId(), ContainerState .Running); rm.WaitForState(nm, containerId2, RMContainerState.Running); // Capture the containers here so the metrics can be calculated after the // app has completed. ICollection <RMContainer> rmContainers = rm.scheduler.GetSchedulerAppInfo(am0.GetApplicationAttemptId ()).GetLiveContainers(); // fail the first app attempt by sending CONTAINER_FINISHED event without // registering. ContainerId amContainerId = app.GetCurrentAppAttempt().GetMasterContainer().GetId (); nm.NodeHeartbeat(am0.GetApplicationAttemptId(), amContainerId.GetContainerId(), ContainerState .Complete); am0.WaitForState(RMAppAttemptState.Failed); long memorySeconds = 0; long vcoreSeconds = 0; // Calculate container usage metrics for first attempt. if (keepRunningContainers) { // Only calculate the usage for the one container that has completed. foreach (RMContainer c in rmContainers) { if (c.GetContainerId().Equals(amContainerId)) { AggregateAppResourceUsage ru = CalculateContainerResourceMetrics(c); memorySeconds += ru.GetMemorySeconds(); vcoreSeconds += ru.GetVcoreSeconds(); } else { // The remaining container should be RUNNING. NUnit.Framework.Assert.IsTrue("After first attempt failed, remaining container " + "should still be running. ", c.GetContainerState().Equals(ContainerState.Running )); } } } else { // If keepRunningContainers is false, all live containers should now // be completed. Calculate the resource usage metrics for all of them. foreach (RMContainer c in rmContainers) { AggregateAppResourceUsage ru = CalculateContainerResourceMetrics(c); memorySeconds += ru.GetMemorySeconds(); vcoreSeconds += ru.GetVcoreSeconds(); } } // wait for app to start a new attempt. rm.WaitForState(app.GetApplicationId(), RMAppState.Accepted); // assert this is a new AM. RMAppAttempt attempt2 = app.GetCurrentAppAttempt(); NUnit.Framework.Assert.IsFalse(attempt2.GetAppAttemptId().Equals(am0.GetApplicationAttemptId ())); // launch the new AM nm.NodeHeartbeat(true); MockAM am1 = rm.SendAMLaunched(attempt2.GetAppAttemptId()); am1.RegisterAppAttempt(); // allocate NUM_CONTAINERS containers am1.Allocate("127.0.0.1", 1024, NumContainers, new AList <ContainerId>()); nm.NodeHeartbeat(true); // wait for containers to be allocated. containers = am1.Allocate(new AList <ResourceRequest>(), new AList <ContainerId>()) .GetAllocatedContainers(); while (containers.Count != NumContainers) { nm.NodeHeartbeat(true); Sharpen.Collections.AddAll(containers, am1.Allocate(new AList <ResourceRequest>(), new AList <ContainerId>()).GetAllocatedContainers()); Sharpen.Thread.Sleep(200); } rm.WaitForState(app.GetApplicationId(), RMAppState.Running); // Capture running containers for later use by metrics calculations. rmContainers = rm.scheduler.GetSchedulerAppInfo(attempt2.GetAppAttemptId()).GetLiveContainers (); // complete container by sending the container complete event which has // earlier attempt's attemptId amContainerId = app.GetCurrentAppAttempt().GetMasterContainer().GetId(); nm.NodeHeartbeat(am0.GetApplicationAttemptId(), amContainerId.GetContainerId(), ContainerState .Complete); MockRM.FinishAMAndVerifyAppState(app, rm, nm, am1); // Calculate container usage metrics for second attempt. foreach (RMContainer c_1 in rmContainers) { AggregateAppResourceUsage ru = CalculateContainerResourceMetrics(c_1); memorySeconds += ru.GetMemorySeconds(); vcoreSeconds += ru.GetVcoreSeconds(); } RMAppMetrics rmAppMetrics = app.GetRMAppMetrics(); NUnit.Framework.Assert.AreEqual("Unexcpected MemorySeconds value", memorySeconds, rmAppMetrics.GetMemorySeconds()); NUnit.Framework.Assert.AreEqual("Unexpected VcoreSeconds value", vcoreSeconds, rmAppMetrics .GetVcoreSeconds()); rm.Stop(); return; }
// The test verifies processing of NMContainerStatuses which are sent during // NM registration. // 1. Start the cluster-RM,NM,Submit app with 1024MB,Launch & register AM // 2. AM sends ResourceRequest for 1 container with memory 2048MB. // 3. Verify for number of container allocated by RM // 4. Verify Memory Usage by cluster, it should be 3072. AM memory + requested // memory. 1024 + 2048=3072 // 5. Re-register NM by sending completed container status // 6. Verify for Memory Used, it should be 1024 // 7. Send AM heatbeat to RM. Allocated response should contain completed // container. /// <exception cref="System.Exception"/> public virtual void TestProcessingNMContainerStatusesOnNMRestart() { conf.SetInt(YarnConfiguration.RmAmMaxAttempts, 1); MemoryRMStateStore memStore = new MemoryRMStateStore(); memStore.Init(conf); // 1. Start the cluster-RM,NM,Submit app with 1024MB,Launch & register AM MockRM rm1 = new MockRM(conf, memStore); rm1.Start(); int nmMemory = 8192; int amMemory = 1024; int containerMemory = 2048; MockNM nm1 = new MockNM("127.0.0.1:1234", nmMemory, rm1.GetResourceTrackerService ()); nm1.RegisterNode(); RMApp app0 = rm1.SubmitApp(amMemory); MockAM am0 = MockRM.LaunchAndRegisterAM(app0, rm1, nm1); // 2. AM sends ResourceRequest for 1 container with memory 2048MB. int noOfContainers = 1; IList <Container> allocateContainers = am0.AllocateAndWaitForContainers(noOfContainers , containerMemory, nm1); // 3. Verify for number of container allocated by RM NUnit.Framework.Assert.AreEqual(noOfContainers, allocateContainers.Count); Container container = allocateContainers[0]; nm1.NodeHeartbeat(am0.GetApplicationAttemptId(), 1, ContainerState.Running); nm1.NodeHeartbeat(am0.GetApplicationAttemptId(), container.GetId().GetContainerId (), ContainerState.Running); rm1.WaitForState(app0.GetApplicationId(), RMAppState.Running); // 4. Verify Memory Usage by cluster, it should be 3072. AM memory + // requested memory. 1024 + 2048=3072 ResourceScheduler rs = rm1.GetRMContext().GetScheduler(); int allocatedMB = rs.GetRootQueueMetrics().GetAllocatedMB(); NUnit.Framework.Assert.AreEqual(amMemory + containerMemory, allocatedMB); // 5. Re-register NM by sending completed container status IList <NMContainerStatus> nMContainerStatusForApp = CreateNMContainerStatusForApp( am0); nm1.RegisterNode(nMContainerStatusForApp, Arrays.AsList(app0.GetApplicationId())); WaitForClusterMemory(nm1, rs, amMemory); // 6. Verify for Memory Used, it should be 1024 NUnit.Framework.Assert.AreEqual(amMemory, rs.GetRootQueueMetrics().GetAllocatedMB ()); // 7. Send AM heatbeat to RM. Allocated response should contain completed // container AllocateRequest req = AllocateRequest.NewInstance(0, 0F, new AList <ResourceRequest >(), new AList <ContainerId>(), null); AllocateResponse allocate = am0.Allocate(req); IList <ContainerStatus> completedContainersStatuses = allocate.GetCompletedContainersStatuses (); NUnit.Framework.Assert.AreEqual(noOfContainers, completedContainersStatuses.Count ); // Application clean up should happen Cluster memory used is 0 nm1.NodeHeartbeat(am0.GetApplicationAttemptId(), 1, ContainerState.Complete); WaitForClusterMemory(nm1, rs, 0); rm1.Stop(); }