Examples with DAGEventRecoverEvent org.apache.tez.dag.app.dag.event.DAGEventRecoverEvent used on opensource projects

Example 1 with DAGEventRecoverEvent

use of org.apache.tez.dag.app.dag.event.DAGEventRecoverEvent in project tez by apache.

the class TestDAGRecovery method testVertexRecoverFromStart.

/**
 * RecoveryEvents:
 *  DAG:  DAGInitedEvent -> DAGStartedEvent
 *  V1:   VertexReconfigrationDoneEvent -> VertexInitializedEvent -> VertexStartedEvent
 *
 * V1 skip initialization.
 */
@Test(timeout = 5000)
public void testVertexRecoverFromStart() {
    initMockDAGRecoveryDataForVertex();
    List<TezEvent> inputGeneratedTezEvents = new ArrayList<TezEvent>();
    VertexInitializedEvent v1InitedEvent = new VertexInitializedEvent(v1Id, "vertex1", 0L, v1InitedTime, v1NumTask, "", null, inputGeneratedTezEvents, null);
    VertexConfigurationDoneEvent v1ReconfigureDoneEvent = new VertexConfigurationDoneEvent(v1Id, 0L, v1NumTask, null, null, null, true);
    VertexStartedEvent v1StartedEvent = new VertexStartedEvent(v1Id, 0L, v1StartedTime);
    VertexRecoveryData vertexRecoveryData = new VertexRecoveryData(v1InitedEvent, v1ReconfigureDoneEvent, v1StartedEvent, null, new HashMap<TezTaskID, TaskRecoveryData>(), false);
    doReturn(vertexRecoveryData).when(dagRecoveryData).getVertexRecoveryData(v1Id);
    DAGEventRecoverEvent recoveryEvent = new DAGEventRecoverEvent(dagId, dagRecoveryData);
    dag.handle(recoveryEvent);
    dispatcher.await();
    VertexImpl v1 = (VertexImpl) dag.getVertex("vertex1");
    VertexImpl v2 = (VertexImpl) dag.getVertex("vertex2");
    VertexImpl v3 = (VertexImpl) dag.getVertex("vertex3");
    assertEquals(DAGState.RUNNING, dag.getState());
    // v1 skip initialization
    assertEquals(VertexState.RUNNING, v1.getState());
    assertEquals(v1InitedTime, v1.initedTime);
    assertEquals(v1StartedTime, v1.startedTime);
    assertEquals(v1NumTask, v1.getTotalTasks());
    assertEquals(VertexState.RUNNING, v2.getState());
    assertEquals(VertexState.RUNNING, v3.getState());
}

Example 2 with DAGEventRecoverEvent

use of org.apache.tez.dag.app.dag.event.DAGEventRecoverEvent in project tez by apache.

the class TestDAGRecovery method testTARecoverFromNewToFailed.

/**
 * RecoveryEvents: TaskAttemptFinishedEvent (FAILED)
 * Recover it to FAILED
 */
@Test(timeout = 5000)
public void testTARecoverFromNewToFailed() {
    initMockDAGRecoveryDataForTaskAttempt();
    TaskAttemptFinishedEvent taFinishedEvent = new TaskAttemptFinishedEvent(ta1t1v1Id, "v1", ta1LaunchTime, ta1FinishedTime, TaskAttemptState.FAILED, TaskFailureType.NON_FATAL, TaskAttemptTerminationCause.CONTAINER_LAUNCH_FAILED, "", null, null, null, 0L, null, 0L, null, null, null, null, null);
    TaskAttemptRecoveryData taRecoveryData = new TaskAttemptRecoveryData(null, taFinishedEvent);
    doReturn(taRecoveryData).when(dagRecoveryData).getTaskAttemptRecoveryData(ta1t1v1Id);
    dag.handle(new DAGEventRecoverEvent(dagId, dagRecoveryData));
    dispatcher.await();
    TaskImpl task = (TaskImpl) dag.getVertex(v1Id).getTask(t1v1Id);
    TaskAttemptImpl taskAttempt = (TaskAttemptImpl) task.getAttempt(ta1t1v1Id);
    assertEquals(TaskAttemptStateInternal.FAILED, taskAttempt.getInternalState());
    assertEquals(TaskAttemptTerminationCause.CONTAINER_LAUNCH_FAILED, taskAttempt.getTerminationCause());
    historyEventHandler.verifyHistoryEvent(0, HistoryEventType.TASK_ATTEMPT_STARTED);
    historyEventHandler.verifyHistoryEvent(0, HistoryEventType.TASK_ATTEMPT_FINISHED);
    assertEquals(1, task.failedAttempts);
    // new task attempt is scheduled
    assertEquals(2, task.getAttempts().size());
    assertEquals(ta1FinishedTime, taskAttempt.getFinishTime());
}

Example 3 with DAGEventRecoverEvent

use of org.apache.tez.dag.app.dag.event.DAGEventRecoverEvent in project tez by apache.

the class TestDAGRecovery method testTARecoverFromSucceeded.

/**
 * RecoveryEvents: TaskAttemptStartedEvent -> TaskAttemptFinishedEvent (SUCCEEDED)
 * Recover it to SUCCEEDED
 */
@Test(timeout = 5000)
public void testTARecoverFromSucceeded() {
    initMockDAGRecoveryDataForTaskAttempt();
    TaskAttemptStartedEvent taStartedEvent = new TaskAttemptStartedEvent(ta1t1v1Id, "v1", ta1LaunchTime, mock(ContainerId.class), mock(NodeId.class), "", "", "");
    List<TezEvent> taGeneratedEvents = new ArrayList<TezEvent>();
    EventMetaData sourceInfo = new EventMetaData(EventProducerConsumerType.INPUT, "vertex1", "vertex3", ta1t1v1Id);
    taGeneratedEvents.add(new TezEvent(DataMovementEvent.create(ByteBuffer.wrap(new byte[0])), sourceInfo));
    TaskAttemptFinishedEvent taFinishedEvent = new TaskAttemptFinishedEvent(ta1t1v1Id, "v1", ta1LaunchTime, ta1FinishedTime, TaskAttemptState.SUCCEEDED, null, null, "", null, null, taGeneratedEvents, 0L, null, 0L, null, null, null, null, null);
    TaskAttemptRecoveryData taRecoveryData = new TaskAttemptRecoveryData(taStartedEvent, taFinishedEvent);
    doReturn(taRecoveryData).when(dagRecoveryData).getTaskAttemptRecoveryData(ta1t1v1Id);
    dag.handle(new DAGEventRecoverEvent(dagId, dagRecoveryData));
    dispatcher.await();
    TaskImpl task = (TaskImpl) dag.getVertex(v1Id).getTask(t1v1Id);
    TaskAttemptImpl taskAttempt = (TaskAttemptImpl) task.getAttempt(ta1t1v1Id);
    assertEquals(TaskAttemptStateInternal.SUCCEEDED, taskAttempt.getInternalState());
    historyEventHandler.verifyHistoryEvent(0, HistoryEventType.TASK_ATTEMPT_FINISHED);
    assertEquals(TaskStateInternal.SUCCEEDED, task.getInternalState());
    assertEquals(ta1LaunchTime, taskAttempt.getLaunchTime());
    assertEquals(ta1FinishedTime, taskAttempt.getFinishTime());
}

Example 4 with DAGEventRecoverEvent

use of org.apache.tez.dag.app.dag.event.DAGEventRecoverEvent in project tez by apache.

the class TestDAGRecovery method testDAGRecoverFromDesiredFailed.

/**
 * RecoveryEvents: SummaryEvent_DAGFinishedEvent(FAILED)
 * Recover dag to FAILED and all of its vertices to FAILED
 */
@Test(timeout = 5000)
public void testDAGRecoverFromDesiredFailed() {
    DAGEventRecoverEvent recoveryEvent = new DAGEventRecoverEvent(dagId, DAGState.FAILED, dagRecoveryData);
    dag.handle(recoveryEvent);
    dispatcher.await();
    assertEquals(DAGState.FAILED, dag.getState());
    assertEquals(3, dag.getVertices().size());
    assertEquals(VertexState.FAILED, dag.getVertex("vertex1").getState());
    assertEquals(VertexState.FAILED, dag.getVertex("vertex2").getState());
    assertEquals(VertexState.FAILED, dag.getVertex("vertex3").getState());
// DAG#initTime, startTime is not guaranteed to be recovered in this case
}

Example 5 with DAGEventRecoverEvent

use of org.apache.tez.dag.app.dag.event.DAGEventRecoverEvent in project tez by apache.

the class TestDAGRecovery method testTaskRecoverFromStarted.

/**
 * RecoveryEvent: TaskStartedEvent
 * Recover it to Scheduled
 */
@Test(timeout = 5000)
public void testTaskRecoverFromStarted() {
    initMockDAGRecoveryDataForTask();
    TaskStartedEvent taskStartedEvent = new TaskStartedEvent(t1v1Id, "v1", 0L, 0L);
    TaskRecoveryData taskRecoveryData = new TaskRecoveryData(taskStartedEvent, null, null);
    doReturn(taskRecoveryData).when(dagRecoveryData).getTaskRecoveryData(t1v1Id);
    dag.handle(new DAGEventRecoverEvent(dagId, dagRecoveryData));
    dispatcher.await();
    VertexImpl vertex1 = (VertexImpl) dag.getVertex(v1Id);
    TaskImpl task = (TaskImpl) vertex1.getTask(t1v1Id);
    assertEquals(TaskStateInternal.SCHEDULED, task.getInternalState());
}