Examples with AMNodeTracker org.apache.tez.dag.app.rm.node.AMNodeTracker used on opensource projects

Example 6 with AMNodeTracker

use of org.apache.tez.dag.app.rm.node.AMNodeTracker in project tez by apache.

the class TestContainerReuse method testDifferentResourceContainerReuse.

@Test(timeout = 5000)
public void testDifferentResourceContainerReuse() throws Exception {
    Configuration tezConf = new Configuration(new YarnConfiguration());
    tezConf.setBoolean(TezConfiguration.TEZ_AM_CONTAINER_REUSE_ENABLED, true);
    tezConf.setBoolean(TezConfiguration.TEZ_AM_CONTAINER_REUSE_RACK_FALLBACK_ENABLED, true);
    tezConf.setLong(TezConfiguration.TEZ_AM_CONTAINER_REUSE_LOCALITY_DELAY_ALLOCATION_MILLIS, 0);
    tezConf.setLong(TezConfiguration.TEZ_AM_CONTAINER_IDLE_RELEASE_TIMEOUT_MIN_MILLIS, 0);
    tezConf.setLong(TezConfiguration.TEZ_AM_CONTAINER_IDLE_RELEASE_TIMEOUT_MAX_MILLIS, 0);
    CapturingEventHandler eventHandler = new CapturingEventHandler();
    TezDAGID dagID = TezDAGID.getInstance("0", 0, 0);
    AMRMClient<CookieContainerRequest> rmClientCore = new AMRMClientForTest();
    TezAMRMClientAsync<CookieContainerRequest> rmClient = spy(new AMRMClientAsyncForTest(rmClientCore, 100));
    AppContext appContext = mock(AppContext.class);
    doReturn(new Configuration(false)).when(appContext).getAMConf();
    AMContainerMap amContainerMap = new AMContainerMap(mock(ContainerHeartbeatHandler.class), mock(TaskCommunicatorManagerInterface.class), new ContainerContextMatcher(), appContext);
    AMNodeTracker amNodeTracker = new AMNodeTracker(eventHandler, appContext);
    doReturn(amContainerMap).when(appContext).getAllContainers();
    doReturn(amNodeTracker).when(appContext).getNodeTracker();
    doReturn(DAGAppMasterState.RUNNING).when(appContext).getAMState();
    doReturn(dagID).when(appContext).getCurrentDAGID();
    doReturn(mock(ClusterInfo.class)).when(appContext).getClusterInfo();
    TaskSchedulerManager taskSchedulerManagerReal = new TaskSchedulerManagerForTest(appContext, eventHandler, rmClient, new AlwaysMatchesContainerMatcher(), TezUtils.createUserPayloadFromConf(tezConf));
    TaskSchedulerManager taskSchedulerManager = spy(taskSchedulerManagerReal);
    taskSchedulerManager.init(tezConf);
    taskSchedulerManager.start();
    TaskSchedulerWithDrainableContext taskScheduler = (TaskSchedulerWithDrainableContext) ((TaskSchedulerManagerForTest) taskSchedulerManager).getSpyTaskScheduler();
    TaskSchedulerContextDrainable drainableAppCallback = taskScheduler.getDrainableAppCallback();
    AtomicBoolean drainNotifier = new AtomicBoolean(false);
    taskScheduler.delayedContainerManager.drainedDelayedContainersForTest = drainNotifier;
    Resource resource1 = Resource.newInstance(1024, 1);
    Resource resource2 = Resource.newInstance(2048, 1);
    String[] host1 = { "host1" };
    String[] host2 = { "host2" };
    String[] racks = { "/default-rack" };
    Priority priority1 = Priority.newInstance(1);
    TezVertexID vertexID1 = TezVertexID.getInstance(dagID, 1);
    // Vertex 1, Task 1, Attempt 1, host1
    TezTaskAttemptID taID11 = TezTaskAttemptID.getInstance(TezTaskID.getInstance(vertexID1, 1), 1);
    TaskAttempt ta11 = mock(TaskAttempt.class);
    AMSchedulerEventTALaunchRequest lrEvent1 = createLaunchRequestEvent(taID11, ta11, resource1, host1, racks, priority1);
    // Vertex 1, Task 2, Attempt 1, host1
    TezTaskAttemptID taID12 = TezTaskAttemptID.getInstance(TezTaskID.getInstance(vertexID1, 2), 1);
    TaskAttempt ta12 = mock(TaskAttempt.class);
    AMSchedulerEventTALaunchRequest lrEvent2 = createLaunchRequestEvent(taID12, ta12, resource1, host1, racks, priority1);
    // Vertex 1, Task 3, Attempt 1, host2
    TezTaskAttemptID taID13 = TezTaskAttemptID.getInstance(TezTaskID.getInstance(vertexID1, 3), 1);
    TaskAttempt ta13 = mock(TaskAttempt.class);
    AMSchedulerEventTALaunchRequest lrEvent3 = createLaunchRequestEvent(taID13, ta13, resource2, host2, racks, priority1);
    // Vertex 1, Task 4, Attempt 1, host2
    TezTaskAttemptID taID14 = TezTaskAttemptID.getInstance(TezTaskID.getInstance(vertexID1, 4), 1);
    TaskAttempt ta14 = mock(TaskAttempt.class);
    AMSchedulerEventTALaunchRequest lrEvent4 = createLaunchRequestEvent(taID14, ta14, resource2, host2, racks, priority1);
    taskSchedulerManager.handleEvent(lrEvent1);
    taskSchedulerManager.handleEvent(lrEvent2);
    taskSchedulerManager.handleEvent(lrEvent3);
    taskSchedulerManager.handleEvent(lrEvent4);
    Container container1 = createContainer(1, "host1", resource1, priority1);
    Container container2 = createContainer(2, "host2", resource2, priority1);
    // One container allocated, should start ta11
    taskScheduler.onContainersAllocated(Collections.singletonList(container1));
    TestTaskSchedulerHelpers.waitForDelayedDrainNotify(drainNotifier);
    drainableAppCallback.drain();
    verify(taskSchedulerManager).taskAllocated(eq(0), eq(ta11), any(Object.class), eq(container1));
    // Second container allocated, should start ta13
    taskScheduler.onContainersAllocated(Collections.singletonList(container2));
    TestTaskSchedulerHelpers.waitForDelayedDrainNotify(drainNotifier);
    drainableAppCallback.drain();
    verify(taskSchedulerManager).taskAllocated(eq(0), eq(ta13), any(Object.class), eq(container2));
    // ta11 finished, should start ta12
    taskSchedulerManager.handleEvent(new AMSchedulerEventTAEnded(ta11, container1.getId(), TaskAttemptState.SUCCEEDED, null, null, 0));
    drainableAppCallback.drain();
    verifyDeAllocateTask(taskScheduler, ta11, true, null, null);
    verify(taskSchedulerManager).taskAllocated(eq(0), eq(ta12), any(Object.class), eq(container1));
    verify(rmClient, times(0)).releaseAssignedContainer(eq(container1.getId()));
    eventHandler.verifyNoInvocations(AMContainerEventStopRequest.class);
    eventHandler.reset();
    // ta13 finished, should start ta14
    taskSchedulerManager.handleEvent(new AMSchedulerEventTAEnded(ta13, container2.getId(), TaskAttemptState.SUCCEEDED, null, null, 0));
    drainableAppCallback.drain();
    verifyDeAllocateTask(taskScheduler, ta13, true, null, null);
    verify(taskSchedulerManager).taskAllocated(eq(0), eq(ta14), any(Object.class), eq(container2));
    verify(rmClient, times(0)).releaseAssignedContainer(eq(container2.getId()));
    eventHandler.verifyNoInvocations(AMContainerEventStopRequest.class);
    eventHandler.reset();
    // ta12 finished no pending requests, should release container1
    taskSchedulerManager.handleEvent(new AMSchedulerEventTAEnded(ta12, container1.getId(), TaskAttemptState.SUCCEEDED, null, null, 0));
    drainableAppCallback.drain();
    verifyDeAllocateTask(taskScheduler, ta12, true, null, null);
    verify(rmClient).releaseAssignedContainer(eq(container1.getId()));
    eventHandler.verifyInvocation(AMContainerEventStopRequest.class);
    eventHandler.reset();
    // ta14 finished no pending requests, should release container2.
    taskSchedulerManager.handleEvent(new AMSchedulerEventTAEnded(ta14, container2.getId(), TaskAttemptState.SUCCEEDED, null, null, 0));
    drainableAppCallback.drain();
    verifyDeAllocateTask(taskScheduler, ta14, true, null, null);
    verify(rmClient).releaseAssignedContainer(eq(container2.getId()));
    eventHandler.verifyInvocation(AMContainerEventStopRequest.class);
    eventHandler.reset();
    taskScheduler.shutdown();
    taskSchedulerManager.close();
}

Example 7 with AMNodeTracker

use of org.apache.tez.dag.app.rm.node.AMNodeTracker in project tez by apache.

the class DAGAppMaster method serviceInit.

@Override
public synchronized void serviceInit(final Configuration conf) throws Exception {
    this.amConf = conf;
    initResourceCalculatorPlugins();
    this.hadoopShim = new HadoopShimsLoader(this.amConf).getHadoopShim();
    long sleepTimeBeforeSecs = this.amConf.getLong(TezConfiguration.TEZ_AM_SLEEP_TIME_BEFORE_EXIT_MILLIS, TezConstants.TEZ_DAG_SLEEP_TIME_BEFORE_EXIT);
    if (sleepTimeBeforeSecs >= 0) {
        this.shutdownHandler.setSleepTimeBeforeExit(sleepTimeBeforeSecs);
    }
    this.isLocal = conf.getBoolean(TezConfiguration.TEZ_LOCAL_MODE, TezConfiguration.TEZ_LOCAL_MODE_DEFAULT);
    UserPayload defaultPayload = TezUtils.createUserPayloadFromConf(amConf);
    List<NamedEntityDescriptor> taskSchedulerDescriptors = Lists.newLinkedList();
    List<NamedEntityDescriptor> containerLauncherDescriptors = Lists.newLinkedList();
    List<NamedEntityDescriptor> taskCommunicatorDescriptors = Lists.newLinkedList();
    parseAllPlugins(taskSchedulerDescriptors, taskSchedulers, containerLauncherDescriptors, containerLaunchers, taskCommunicatorDescriptors, taskCommunicators, amPluginDescriptorProto, isLocal, defaultPayload);
    LOG.info(buildPluginComponentLog(taskSchedulerDescriptors, taskSchedulers, "TaskSchedulers"));
    LOG.info(buildPluginComponentLog(containerLauncherDescriptors, containerLaunchers, "ContainerLaunchers"));
    LOG.info(buildPluginComponentLog(taskCommunicatorDescriptors, taskCommunicators, "TaskCommunicators"));
    boolean disableVersionCheck = conf.getBoolean(TezConfiguration.TEZ_AM_DISABLE_CLIENT_VERSION_CHECK, TezConfiguration.TEZ_AM_DISABLE_CLIENT_VERSION_CHECK_DEFAULT);
    // Check client - AM version compatibility
    LOG.info("Comparing client version with AM version" + ", clientVersion=" + clientVersion + ", AMVersion=" + dagVersionInfo.getVersion());
    Simple2LevelVersionComparator versionComparator = new Simple2LevelVersionComparator();
    if (versionComparator.compare(clientVersion, dagVersionInfo.getVersion()) != 0) {
        versionMismatchDiagnostics = "Incompatible versions found" + ", clientVersion=" + clientVersion + ", AMVersion=" + dagVersionInfo.getVersion();
        addDiagnostic(versionMismatchDiagnostics);
        if (disableVersionCheck) {
            LOG.warn("Ignoring client-AM version mismatch as check disabled. " + versionMismatchDiagnostics);
        } else {
            LOG.error(versionMismatchDiagnostics);
            versionMismatch = true;
        }
    }
    dispatcher = createDispatcher();
    if (isLocal) {
        conf.setBoolean(TezConfiguration.TEZ_AM_NODE_BLACKLISTING_ENABLED, false);
        conf.set(TezConfiguration.TEZ_HISTORY_LOGGING_SERVICE_CLASS, TezConfiguration.TEZ_HISTORY_LOGGING_SERVICE_CLASS_DEFAULT);
    } else {
        dispatcher.enableExitOnDispatchException();
    }
    String strAppId = this.appAttemptID.getApplicationId().toString();
    this.tezSystemStagingDir = TezCommonUtils.getTezSystemStagingPath(conf, strAppId);
    context = new RunningAppContext(conf);
    this.aclManager = new ACLManager(appMasterUgi.getShortUserName(), this.amConf);
    clientHandler = new DAGClientHandler(this);
    addIfService(dispatcher, false);
    recoveryDataDir = TezCommonUtils.getRecoveryPath(tezSystemStagingDir, conf);
    recoveryFS = recoveryDataDir.getFileSystem(conf);
    currentRecoveryDataDir = TezCommonUtils.getAttemptRecoveryPath(recoveryDataDir, appAttemptID.getAttemptId());
    if (LOG.isDebugEnabled()) {
        LOG.debug("Stage directory information for AppAttemptId :" + this.appAttemptID + " tezSystemStagingDir :" + tezSystemStagingDir + " recoveryDataDir :" + recoveryDataDir + " recoveryAttemptDir :" + currentRecoveryDataDir);
    }
    recoveryEnabled = conf.getBoolean(TezConfiguration.DAG_RECOVERY_ENABLED, TezConfiguration.DAG_RECOVERY_ENABLED_DEFAULT);
    clientRpcServer = new DAGClientServer(clientHandler, appAttemptID, recoveryFS);
    addIfService(clientRpcServer, true);
    taskHeartbeatHandler = createTaskHeartbeatHandler(context, conf);
    addIfService(taskHeartbeatHandler, true);
    containerHeartbeatHandler = createContainerHeartbeatHandler(context, conf);
    addIfService(containerHeartbeatHandler, true);
    sessionToken = TokenCache.getSessionToken(amCredentials);
    if (sessionToken == null) {
        throw new RuntimeException("Could not find session token in AM Credentials");
    }
    // Prepare the TaskAttemptListener server for authentication of Containers
    // TaskAttemptListener gets the information via jobTokenSecretManager.
    jobTokenSecretManager.addTokenForJob(appAttemptID.getApplicationId().toString(), sessionToken);
    // service to handle requests to TaskUmbilicalProtocol
    taskCommunicatorManager = createTaskCommunicatorManager(context, taskHeartbeatHandler, containerHeartbeatHandler, taskCommunicatorDescriptors);
    addIfService(taskCommunicatorManager, true);
    containerSignatureMatcher = createContainerSignatureMatcher();
    containers = new AMContainerMap(containerHeartbeatHandler, taskCommunicatorManager, containerSignatureMatcher, context);
    addIfService(containers, true);
    dispatcher.register(AMContainerEventType.class, containers);
    nodes = new AMNodeTracker(dispatcher.getEventHandler(), context);
    addIfService(nodes, true);
    dispatcher.register(AMNodeEventType.class, nodes);
    this.dagEventDispatcher = new DagEventDispatcher();
    this.vertexEventDispatcher = new VertexEventDispatcher();
    // register the event dispatchers
    dispatcher.register(DAGAppMasterEventType.class, new DAGAppMasterEventHandler());
    dispatcher.register(DAGEventType.class, dagEventDispatcher);
    dispatcher.register(VertexEventType.class, vertexEventDispatcher);
    boolean useConcurrentDispatcher = conf.getBoolean(TezConfiguration.TEZ_AM_USE_CONCURRENT_DISPATCHER, TezConfiguration.TEZ_AM_USE_CONCURRENT_DISPATCHER_DEFAULT);
    LOG.info("Using concurrent dispatcher: " + useConcurrentDispatcher);
    if (!useConcurrentDispatcher) {
        dispatcher.register(TaskEventType.class, new TaskEventDispatcher());
        dispatcher.register(TaskAttemptEventType.class, new TaskAttemptEventDispatcher());
    } else {
        int concurrency = conf.getInt(TezConfiguration.TEZ_AM_CONCURRENT_DISPATCHER_CONCURRENCY, TezConfiguration.TEZ_AM_CONCURRENT_DISPATCHER_CONCURRENCY_DEFAULT);
        AsyncDispatcherConcurrent sharedDispatcher = dispatcher.registerAndCreateDispatcher(TaskEventType.class, new TaskEventDispatcher(), "TaskAndAttemptEventThread", concurrency);
        dispatcher.registerWithExistingDispatcher(TaskAttemptEventType.class, new TaskAttemptEventDispatcher(), sharedDispatcher);
    }
    // register other delegating dispatchers
    dispatcher.registerAndCreateDispatcher(SpeculatorEventType.class, new SpeculatorEventHandler(), "Speculator");
    if (enableWebUIService()) {
        this.webUIService = new WebUIService(context);
        addIfService(webUIService, false);
    } else {
        if (LOG.isDebugEnabled()) {
            LOG.debug("Web UI Service is not enabled.");
        }
    }
    this.taskSchedulerManager = createTaskSchedulerManager(taskSchedulerDescriptors);
    addIfService(taskSchedulerManager, true);
    if (enableWebUIService()) {
        addIfServiceDependency(taskSchedulerManager, webUIService);
    }
    dispatcher.register(AMSchedulerEventType.class, taskSchedulerManager);
    addIfServiceDependency(taskSchedulerManager, clientRpcServer);
    this.containerLauncherManager = createContainerLauncherManager(containerLauncherDescriptors, isLocal);
    addIfService(containerLauncherManager, true);
    dispatcher.register(ContainerLauncherEventType.class, containerLauncherManager);
    historyEventHandler = createHistoryEventHandler(context);
    addIfService(historyEventHandler, true);
    this.sessionTimeoutInterval = TezCommonUtils.getDAGSessionTimeout(amConf);
    this.clientAMHeartbeatTimeoutIntervalMillis = TezCommonUtils.getAMClientHeartBeatTimeoutMillis(amConf);
    if (!versionMismatch) {
        if (isSession) {
            FileInputStream sessionResourcesStream = null;
            try {
                sessionResourcesStream = new FileInputStream(new File(workingDirectory, TezConstants.TEZ_AM_LOCAL_RESOURCES_PB_FILE_NAME));
                PlanLocalResourcesProto amLocalResourceProto = PlanLocalResourcesProto.parseDelimitedFrom(sessionResourcesStream);
                amResources.putAll(DagTypeConverters.convertFromPlanLocalResources(amLocalResourceProto));
            } finally {
                if (sessionResourcesStream != null) {
                    sessionResourcesStream.close();
                }
            }
        }
    }
    rawExecutor = Executors.newCachedThreadPool(new ThreadFactoryBuilder().setDaemon(true).setNameFormat("App Shared Pool - " + "#%d").build());
    execService = MoreExecutors.listeningDecorator(rawExecutor);
    initServices(conf);
    super.serviceInit(conf);
    if (!versionMismatch) {
        if (this.appAttemptID.getAttemptId() == 1) {
            AppLaunchedEvent appLaunchedEvent = new AppLaunchedEvent(appAttemptID.getApplicationId(), startTime, appSubmitTime, appMasterUgi.getShortUserName(), this.amConf, dagVersionInfo);
            historyEventHandler.handle(new DAGHistoryEvent(appLaunchedEvent));
        }
        AMLaunchedEvent launchedEvent = new AMLaunchedEvent(appAttemptID, startTime, appSubmitTime, appMasterUgi.getShortUserName());
        historyEventHandler.handle(new DAGHistoryEvent(launchedEvent));
        this.state = DAGAppMasterState.INITED;
    } else {
        this.state = DAGAppMasterState.ERROR;
    }
}

Example 8 with AMNodeTracker

use of org.apache.tez.dag.app.rm.node.AMNodeTracker in project tez by apache.

the class TestContainerReuse method testDelayedReuseContainerBecomesAvailable.

@Test(timeout = 15000l)
public void testDelayedReuseContainerBecomesAvailable() throws IOException, InterruptedException, ExecutionException {
    LOG.info("Test testDelayedReuseContainerBecomesAvailable");
    Configuration conf = new Configuration(new YarnConfiguration());
    conf.setBoolean(TezConfiguration.TEZ_AM_CONTAINER_REUSE_ENABLED, true);
    conf.setBoolean(TezConfiguration.TEZ_AM_CONTAINER_REUSE_RACK_FALLBACK_ENABLED, false);
    conf.setBoolean(TezConfiguration.TEZ_AM_CONTAINER_REUSE_NON_LOCAL_FALLBACK_ENABLED, false);
    conf.setLong(TezConfiguration.TEZ_AM_CONTAINER_REUSE_LOCALITY_DELAY_ALLOCATION_MILLIS, 3000l);
    conf.setLong(TezConfiguration.TEZ_AM_CONTAINER_IDLE_RELEASE_TIMEOUT_MIN_MILLIS, 0);
    conf.setLong(TezConfiguration.TEZ_AM_CONTAINER_IDLE_RELEASE_TIMEOUT_MAX_MILLIS, 0);
    CapturingEventHandler eventHandler = new CapturingEventHandler();
    TezDAGID dagID = TezDAGID.getInstance("0", 0, 0);
    TezVertexID vertexID = TezVertexID.getInstance(dagID, 1);
    AMRMClient<CookieContainerRequest> rmClientCore = new AMRMClientForTest();
    TezAMRMClientAsync<CookieContainerRequest> rmClient = spy(new AMRMClientAsyncForTest(rmClientCore, 100));
    AppContext appContext = mock(AppContext.class);
    doReturn(conf).when(appContext).getAMConf();
    AMContainerMap amContainerMap = new AMContainerMap(mock(ContainerHeartbeatHandler.class), mock(TaskCommunicatorManagerInterface.class), new ContainerContextMatcher(), appContext);
    AMNodeTracker amNodeTracker = new AMNodeTracker(eventHandler, appContext);
    doReturn(amContainerMap).when(appContext).getAllContainers();
    doReturn(DAGAppMasterState.RUNNING).when(appContext).getAMState();
    doReturn(amNodeTracker).when(appContext).getNodeTracker();
    doReturn(dagID).when(appContext).getCurrentDAGID();
    doReturn(mock(ClusterInfo.class)).when(appContext).getClusterInfo();
    TaskSchedulerManager taskSchedulerManagerReal = new TaskSchedulerManagerForTest(appContext, eventHandler, rmClient, new AlwaysMatchesContainerMatcher(), TezUtils.createUserPayloadFromConf(conf));
    TaskSchedulerManager taskSchedulerManager = spy(taskSchedulerManagerReal);
    taskSchedulerManager.init(conf);
    taskSchedulerManager.start();
    TaskSchedulerWithDrainableContext taskScheduler = (TaskSchedulerWithDrainableContext) ((TaskSchedulerManagerForTest) taskSchedulerManager).getSpyTaskScheduler();
    TaskSchedulerContextDrainable drainableAppCallback = taskScheduler.getDrainableAppCallback();
    AtomicBoolean drainNotifier = new AtomicBoolean(false);
    taskScheduler.delayedContainerManager.drainedDelayedContainersForTest = drainNotifier;
    Resource resource = Resource.newInstance(1024, 1);
    Priority priority = Priority.newInstance(5);
    String[] host1 = { "host1" };
    String[] host2 = { "host2" };
    String[] defaultRack = { "/default-rack" };
    TezTaskAttemptID taID11 = TezTaskAttemptID.getInstance(TezTaskID.getInstance(vertexID, 1), 1);
    TezTaskAttemptID taID21 = TezTaskAttemptID.getInstance(TezTaskID.getInstance(vertexID, 2), 1);
    TezTaskAttemptID taID31 = TezTaskAttemptID.getInstance(TezTaskID.getInstance(vertexID, 3), 1);
    TaskAttempt ta11 = mock(TaskAttempt.class);
    TaskAttempt ta21 = mock(TaskAttempt.class);
    TaskAttempt ta31 = mock(TaskAttempt.class);
    AMSchedulerEventTALaunchRequest lrTa11 = createLaunchRequestEvent(taID11, ta11, resource, host1, defaultRack, priority);
    AMSchedulerEventTALaunchRequest lrTa21 = createLaunchRequestEvent(taID21, ta21, resource, host2, defaultRack, priority);
    AMSchedulerEventTALaunchRequest lrTa31 = createLaunchRequestEvent(taID31, ta31, resource, host1, defaultRack, priority);
    taskSchedulerManager.handleEvent(lrTa11);
    taskSchedulerManager.handleEvent(lrTa21);
    Container containerHost1 = createContainer(1, host1[0], resource, priority);
    Container containerHost2 = createContainer(2, host2[0], resource, priority);
    taskScheduler.onContainersAllocated(Lists.newArrayList(containerHost1, containerHost2));
    TestTaskSchedulerHelpers.waitForDelayedDrainNotify(drainNotifier);
    drainableAppCallback.drain();
    verify(taskSchedulerManager).taskAllocated(eq(0), eq(ta11), any(Object.class), eq(containerHost1));
    verify(taskSchedulerManager).taskAllocated(eq(0), eq(ta21), any(Object.class), eq(containerHost2));
    // Adding the event later so that task1 assigned to containerHost1
    // is deterministic.
    taskSchedulerManager.handleEvent(lrTa31);
    taskSchedulerManager.handleEvent(new AMSchedulerEventTAEnded(ta11, containerHost1.getId(), TaskAttemptState.SUCCEEDED, null, null, 0));
    drainableAppCallback.drain();
    verifyDeAllocateTask(taskScheduler, ta11, true, null, null);
    verify(taskSchedulerManager, times(1)).taskAllocated(eq(0), eq(ta31), any(Object.class), eq(containerHost1));
    verify(rmClient, times(0)).releaseAssignedContainer(eq(containerHost1.getId()));
    eventHandler.verifyNoInvocations(AMContainerEventStopRequest.class);
    eventHandler.reset();
    taskSchedulerManager.handleEvent(new AMSchedulerEventTAEnded(ta21, containerHost2.getId(), TaskAttemptState.SUCCEEDED, null, null, 0));
    long currentTs = System.currentTimeMillis();
    Throwable exception = null;
    while (System.currentTimeMillis() < currentTs + 5000l) {
        try {
            verify(taskSchedulerManager, times(1)).containerBeingReleased(eq(0), eq(containerHost2.getId()));
            exception = null;
            break;
        } catch (Throwable e) {
            exception = e;
        }
    }
    assertTrue("containerHost2 was not released", exception == null);
    taskScheduler.shutdown();
    taskSchedulerManager.close();
}

Example 9 with AMNodeTracker

use of org.apache.tez.dag.app.rm.node.AMNodeTracker in project tez by apache.

the class TestContainerReuse method testReuseNonLocalRequest.

@Test(timeout = 30000l)
public void testReuseNonLocalRequest() throws IOException, InterruptedException, ExecutionException {
    LOG.info("Test testReuseNonLocalRequest");
    Configuration tezConf = new Configuration(new YarnConfiguration());
    tezConf.setBoolean(TezConfiguration.TEZ_AM_CONTAINER_REUSE_ENABLED, true);
    tezConf.setBoolean(TezConfiguration.TEZ_AM_CONTAINER_REUSE_RACK_FALLBACK_ENABLED, true);
    tezConf.setBoolean(TezConfiguration.TEZ_AM_CONTAINER_REUSE_NON_LOCAL_FALLBACK_ENABLED, true);
    tezConf.setLong(TezConfiguration.TEZ_AM_CONTAINER_REUSE_LOCALITY_DELAY_ALLOCATION_MILLIS, 100l);
    tezConf.setLong(TezConfiguration.TEZ_AM_CONTAINER_IDLE_RELEASE_TIMEOUT_MIN_MILLIS, 1000l);
    tezConf.setLong(TezConfiguration.TEZ_AM_CONTAINER_IDLE_RELEASE_TIMEOUT_MAX_MILLIS, 1000l);
    CapturingEventHandler eventHandler = new CapturingEventHandler();
    TezDAGID dagID = TezDAGID.getInstance("0", 0, 0);
    AMRMClient<CookieContainerRequest> rmClientCore = new AMRMClientForTest();
    TezAMRMClientAsync<CookieContainerRequest> rmClient = spy(new AMRMClientAsyncForTest(rmClientCore, 100));
    AppContext appContext = mock(AppContext.class);
    doReturn(new Configuration(false)).when(appContext).getAMConf();
    AMContainerMap amContainerMap = new AMContainerMap(mock(ContainerHeartbeatHandler.class), mock(TaskCommunicatorManagerInterface.class), new ContainerContextMatcher(), appContext);
    AMNodeTracker amNodeTracker = new AMNodeTracker(eventHandler, appContext);
    doReturn(amContainerMap).when(appContext).getAllContainers();
    doReturn(amNodeTracker).when(appContext).getNodeTracker();
    doReturn(DAGAppMasterState.RUNNING).when(appContext).getAMState();
    doReturn(dagID).when(appContext).getCurrentDAGID();
    doReturn(mock(ClusterInfo.class)).when(appContext).getClusterInfo();
    TaskSchedulerManager taskSchedulerManagerReal = new TaskSchedulerManagerForTest(appContext, eventHandler, rmClient, new AlwaysMatchesContainerMatcher(), TezUtils.createUserPayloadFromConf(tezConf));
    TaskSchedulerManager taskSchedulerManager = spy(taskSchedulerManagerReal);
    taskSchedulerManager.init(tezConf);
    taskSchedulerManager.start();
    TaskSchedulerWithDrainableContext taskScheduler = (TaskSchedulerWithDrainableContext) ((TaskSchedulerManagerForTest) taskSchedulerManager).getSpyTaskScheduler();
    TaskSchedulerContextDrainable drainableAppCallback = taskScheduler.getDrainableAppCallback();
    AtomicBoolean drainNotifier = new AtomicBoolean(false);
    taskScheduler.delayedContainerManager.drainedDelayedContainersForTest = drainNotifier;
    Resource resource1 = Resource.newInstance(1024, 1);
    String[] emptyHosts = new String[0];
    String[] racks = { "default-rack" };
    Priority priority = Priority.newInstance(3);
    TezVertexID vertexID = TezVertexID.getInstance(dagID, 1);
    // Vertex 1, Task 1, Attempt 1, no locality information.
    TezTaskAttemptID taID11 = TezTaskAttemptID.getInstance(TezTaskID.getInstance(vertexID, 1), 1);
    TaskAttempt ta11 = mock(TaskAttempt.class);
    doReturn(vertexID).when(ta11).getVertexID();
    AMSchedulerEventTALaunchRequest lrEvent11 = createLaunchRequestEvent(taID11, ta11, resource1, emptyHosts, racks, priority);
    // Vertex1, Task2, Attempt 1,  no locality information.
    TezTaskAttemptID taID12 = TezTaskAttemptID.getInstance(TezTaskID.getInstance(vertexID, 2), 1);
    TaskAttempt ta12 = mock(TaskAttempt.class);
    doReturn(vertexID).when(ta12).getVertexID();
    AMSchedulerEventTALaunchRequest lrEvent12 = createLaunchRequestEvent(taID12, ta12, resource1, emptyHosts, racks, priority);
    // Send launch request for task 1 only, deterministic assignment to this task.
    taskSchedulerManager.handleEvent(lrEvent11);
    Container container1 = createContainer(1, "randomHost", resource1, priority);
    // One container allocated.
    taskScheduler.onContainersAllocated(Collections.singletonList(container1));
    TestTaskSchedulerHelpers.waitForDelayedDrainNotify(drainNotifier);
    drainableAppCallback.drain();
    verify(taskSchedulerManager).taskAllocated(eq(0), eq(ta11), any(Object.class), eq(container1));
    // Send launch request for task2 (vertex2)
    taskSchedulerManager.handleEvent(lrEvent12);
    // Task assigned to container completed successfully.
    // Container should not be immediately assigned to task 2
    // until delay expires.
    taskSchedulerManager.handleEvent(new AMSchedulerEventTAEnded(ta11, container1.getId(), TaskAttemptState.SUCCEEDED, null, null, 0));
    drainableAppCallback.drain();
    verifyDeAllocateTask(taskScheduler, ta11, true, null, null);
    verify(taskSchedulerManager, times(0)).taskAllocated(eq(0), eq(ta12), any(Object.class), eq(container1));
    verify(rmClient, times(0)).releaseAssignedContainer(eq(container1.getId()));
    eventHandler.verifyNoInvocations(AMContainerEventStopRequest.class);
    eventHandler.reset();
    TestTaskSchedulerHelpers.waitForDelayedDrainNotify(drainNotifier);
    drainableAppCallback.drain();
    verify(taskSchedulerManager).taskAllocated(eq(0), eq(ta12), any(Object.class), eq(container1));
    // TA12 completed.
    taskSchedulerManager.handleEvent(new AMSchedulerEventTAEnded(ta12, container1.getId(), TaskAttemptState.SUCCEEDED, null, null, 0));
    TestTaskSchedulerHelpers.waitForDelayedDrainNotify(drainNotifier);
    drainableAppCallback.drain();
    verify(rmClient).releaseAssignedContainer(eq(container1.getId()));
    eventHandler.verifyInvocation(AMContainerEventStopRequest.class);
    taskScheduler.shutdown();
    taskSchedulerManager.close();
}

Example 10 with AMNodeTracker

use of org.apache.tez.dag.app.rm.node.AMNodeTracker in project tez by apache.

the class TestContainerReuse method testSimpleReuse.

@Test(timeout = 10000l)
public void testSimpleReuse() throws IOException, InterruptedException, ExecutionException {
    LOG.info("Test testSimpleReuse");
    Configuration tezConf = new Configuration(new YarnConfiguration());
    tezConf.setBoolean(TezConfiguration.TEZ_AM_CONTAINER_REUSE_ENABLED, true);
    tezConf.setBoolean(TezConfiguration.TEZ_AM_CONTAINER_REUSE_RACK_FALLBACK_ENABLED, true);
    tezConf.setLong(TezConfiguration.TEZ_AM_CONTAINER_REUSE_LOCALITY_DELAY_ALLOCATION_MILLIS, 0);
    tezConf.setLong(TezConfiguration.TEZ_AM_CONTAINER_IDLE_RELEASE_TIMEOUT_MIN_MILLIS, 0);
    tezConf.setLong(TezConfiguration.TEZ_AM_CONTAINER_IDLE_RELEASE_TIMEOUT_MAX_MILLIS, 0);
    CapturingEventHandler eventHandler = new CapturingEventHandler();
    TezDAGID dagID = TezDAGID.getInstance("0", 0, 0);
    AMRMClient<CookieContainerRequest> rmClientCore = new AMRMClientForTest();
    TezAMRMClientAsync<CookieContainerRequest> rmClient = spy(new AMRMClientAsyncForTest(rmClientCore, 100));
    AppContext appContext = mock(AppContext.class);
    doReturn(new Configuration(false)).when(appContext).getAMConf();
    AMContainerMap amContainerMap = new AMContainerMap(mock(ContainerHeartbeatHandler.class), mock(TaskCommunicatorManagerInterface.class), new ContainerContextMatcher(), appContext);
    AMNodeTracker amNodeTracker = new AMNodeTracker(eventHandler, appContext);
    doReturn(amContainerMap).when(appContext).getAllContainers();
    doReturn(amNodeTracker).when(appContext).getNodeTracker();
    doReturn(DAGAppMasterState.RUNNING).when(appContext).getAMState();
    doReturn(dagID).when(appContext).getCurrentDAGID();
    doReturn(mock(ClusterInfo.class)).when(appContext).getClusterInfo();
    TaskSchedulerManager taskSchedulerManagerReal = new TaskSchedulerManagerForTest(appContext, eventHandler, rmClient, new AlwaysMatchesContainerMatcher(), TezUtils.createUserPayloadFromConf(tezConf));
    TaskSchedulerManager taskSchedulerManager = spy(taskSchedulerManagerReal);
    taskSchedulerManager.init(tezConf);
    taskSchedulerManager.start();
    TaskSchedulerWithDrainableContext taskScheduler = (TaskSchedulerWithDrainableContext) ((TaskSchedulerManagerForTest) taskSchedulerManager).getSpyTaskScheduler();
    TaskSchedulerContextDrainable drainableAppCallback = taskScheduler.getDrainableAppCallback();
    AtomicBoolean drainNotifier = new AtomicBoolean(false);
    taskScheduler.delayedContainerManager.drainedDelayedContainersForTest = drainNotifier;
    Resource resource1 = Resource.newInstance(1024, 1);
    String[] host1 = { "host1" };
    String[] host2 = { "host2" };
    String[] racks = { "/default-rack" };
    Priority priority1 = Priority.newInstance(1);
    TezVertexID vertexID1 = TezVertexID.getInstance(dagID, 1);
    // Vertex 1, Task 1, Attempt 1, host1
    TezTaskAttemptID taID11 = TezTaskAttemptID.getInstance(TezTaskID.getInstance(vertexID1, 1), 1);
    TaskAttempt ta11 = mock(TaskAttempt.class);
    AMSchedulerEventTALaunchRequest lrEvent1 = createLaunchRequestEvent(taID11, ta11, resource1, host1, racks, priority1);
    // Vertex 1, Task 2, Attempt 1, host1
    TezTaskAttemptID taID12 = TezTaskAttemptID.getInstance(TezTaskID.getInstance(vertexID1, 2), 1);
    TaskAttempt ta12 = mock(TaskAttempt.class);
    AMSchedulerEventTALaunchRequest lrEvent2 = createLaunchRequestEvent(taID12, ta12, resource1, host1, racks, priority1);
    // Vertex 1, Task 3, Attempt 1, host2
    TezTaskAttemptID taID13 = TezTaskAttemptID.getInstance(TezTaskID.getInstance(vertexID1, 3), 1);
    TaskAttempt ta13 = mock(TaskAttempt.class);
    AMSchedulerEventTALaunchRequest lrEvent3 = createLaunchRequestEvent(taID13, ta13, resource1, host2, racks, priority1);
    // Vertex 1, Task 4, Attempt 1, host2
    TezTaskAttemptID taID14 = TezTaskAttemptID.getInstance(TezTaskID.getInstance(vertexID1, 4), 1);
    TaskAttempt ta14 = mock(TaskAttempt.class);
    AMSchedulerEventTALaunchRequest lrEvent4 = createLaunchRequestEvent(taID14, ta14, resource1, host2, racks, priority1);
    taskSchedulerManager.handleEvent(lrEvent1);
    taskSchedulerManager.handleEvent(lrEvent2);
    taskSchedulerManager.handleEvent(lrEvent3);
    taskSchedulerManager.handleEvent(lrEvent4);
    Container container1 = createContainer(1, "host1", resource1, priority1);
    // One container allocated.
    taskScheduler.onContainersAllocated(Collections.singletonList(container1));
    TestTaskSchedulerHelpers.waitForDelayedDrainNotify(drainNotifier);
    drainableAppCallback.drain();
    verify(taskSchedulerManager).taskAllocated(eq(0), eq(ta11), any(Object.class), eq(container1));
    // Task assigned to container completed successfully. Container should be re-used.
    taskSchedulerManager.handleEvent(new AMSchedulerEventTAEnded(ta11, container1.getId(), TaskAttemptState.SUCCEEDED, null, null, 0));
    drainableAppCallback.drain();
    verifyDeAllocateTask(taskScheduler, ta11, true, null, null);
    verify(taskSchedulerManager).taskAllocated(eq(0), eq(ta12), any(Object.class), eq(container1));
    verify(rmClient, times(0)).releaseAssignedContainer(eq(container1.getId()));
    eventHandler.verifyNoInvocations(AMContainerEventStopRequest.class);
    eventHandler.reset();
    // Task assigned to container completed successfully.
    // Verify reuse across hosts.
    taskSchedulerManager.handleEvent(new AMSchedulerEventTAEnded(ta12, container1.getId(), TaskAttemptState.SUCCEEDED, null, null, 0));
    drainableAppCallback.drain();
    verifyDeAllocateTask(taskScheduler, ta12, true, null, null);
    verify(taskSchedulerManager).taskAllocated(eq(0), eq(ta13), any(Object.class), eq(container1));
    verify(rmClient, times(0)).releaseAssignedContainer(eq(container1.getId()));
    eventHandler.verifyNoInvocations(AMContainerEventStopRequest.class);
    eventHandler.reset();
    // Verify no re-use if a previous task fails.
    taskSchedulerManager.handleEvent(new AMSchedulerEventTAEnded(ta13, container1.getId(), TaskAttemptState.FAILED, null, "TIMEOUT", 0));
    drainableAppCallback.drain();
    verify(taskSchedulerManager, times(0)).taskAllocated(eq(0), eq(ta14), any(Object.class), eq(container1));
    verifyDeAllocateTask(taskScheduler, ta13, false, null, "TIMEOUT");
    verify(rmClient).releaseAssignedContainer(eq(container1.getId()));
    eventHandler.verifyInvocation(AMContainerEventStopRequest.class);
    eventHandler.reset();
    Container container2 = createContainer(2, "host2", resource1, priority1);
    // Second container allocated. Should be allocated to the last task.
    taskScheduler.onContainersAllocated(Collections.singletonList(container2));
    TestTaskSchedulerHelpers.waitForDelayedDrainNotify(drainNotifier);
    drainableAppCallback.drain();
    verify(taskSchedulerManager).taskAllocated(eq(0), eq(ta14), any(Object.class), eq(container2));
    // Task assigned to container completed successfully. No pending requests. Container should be released.
    taskSchedulerManager.handleEvent(new AMSchedulerEventTAEnded(ta14, container2.getId(), TaskAttemptState.SUCCEEDED, null, null, 0));
    drainableAppCallback.drain();
    verifyDeAllocateTask(taskScheduler, ta14, true, null, null);
    verify(rmClient).releaseAssignedContainer(eq(container2.getId()));
    eventHandler.verifyInvocation(AMContainerEventStopRequest.class);
    eventHandler.reset();
    taskScheduler.shutdown();
    taskSchedulerManager.close();
}