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

Example 21 with DAGEventRecoverEvent

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

the class TestDAGRecovery method testDAGRecoverFromDesiredError.

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

Example 22 with DAGEventRecoverEvent

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

the class TestDAGRecovery method testTARecoverFromSucceeded_OutputCommitterRecoveryNotSupported.

/**
 * RecoveryEvents: TaskAttemptStartedEvent -> TaskAttemptFinishedEvent (SUCCEEDED)
 * Recovered it SUCCEEDED, but task schedule new task attempt
 * V2's committer is not recovery supported
 */
// (timeout=5000)
@Test
public void testTARecoverFromSucceeded_OutputCommitterRecoveryNotSupported() throws Exception {
    initMockDAGRecoveryDataForTaskAttempt();
    // set up v2 recovery data
    // ta1t1v2: TaskAttemptStartedEvent -> TaskAttemptFinishedEvent(SUCCEEDED)
    // t1v2: TaskStartedEvent
    // v2: VertexInitializedEvent -> VertexConfigurationDoneEvent -> VertexStartedEvent
    TaskAttemptStartedEvent taStartedEvent = new TaskAttemptStartedEvent(ta1t1v2Id, "vertex2", ta1LaunchTime, mock(ContainerId.class), mock(NodeId.class), "", "", "");
    List<TezEvent> taGeneratedEvents = new ArrayList<TezEvent>();
    EventMetaData metadata = new EventMetaData(EventProducerConsumerType.OUTPUT, "vertex2", "vertex3", ta1t1v2Id);
    taGeneratedEvents.add(new TezEvent(DataMovementEvent.create(ByteBuffer.wrap(new byte[0])), metadata));
    TaskAttemptFinishedEvent taFinishedEvent = new TaskAttemptFinishedEvent(ta1t1v2Id, "vertex2", 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(ta1t1v2Id);
    Map<TezTaskAttemptID, TaskAttemptRecoveryData> taRecoveryDataMap = new HashMap<TezTaskAttemptID, TaskAttemptRecoveryData>();
    taRecoveryDataMap.put(ta1t1v2Id, taRecoveryData);
    TaskStartedEvent t1StartedEvent = new TaskStartedEvent(t1v2Id, "vertex2", 0L, t1StartedTime);
    TaskRecoveryData taskRecoveryData = new TaskRecoveryData(t1StartedEvent, null, taRecoveryDataMap);
    Map<TezTaskID, TaskRecoveryData> taskRecoveryDataMap = new HashMap<TezTaskID, TaskRecoveryData>();
    taskRecoveryDataMap.put(t1v2Id, taskRecoveryData);
    doReturn(taskRecoveryData).when(dagRecoveryData).getTaskRecoveryData(t1v2Id);
    VertexInitializedEvent v2InitedEvent = new VertexInitializedEvent(v2Id, "vertex2", 0L, v1InitedTime, v1NumTask, "", null, null, null);
    VertexConfigurationDoneEvent v2ReconfigureDoneEvent = new VertexConfigurationDoneEvent(v2Id, 0L, v1NumTask, null, null, null, false);
    VertexStartedEvent v2StartedEvent = new VertexStartedEvent(v2Id, 0L, v1StartedTime);
    VertexRecoveryData v2RecoveryData = new VertexRecoveryData(v2InitedEvent, v2ReconfigureDoneEvent, v2StartedEvent, null, taskRecoveryDataMap, false);
    doReturn(v2RecoveryData).when(dagRecoveryData).getVertexRecoveryData(v2Id);
    dag.handle(new DAGEventRecoverEvent(dagId, dagRecoveryData));
    dispatcher.await();
    TaskImpl task = (TaskImpl) dag.getVertex(v2Id).getTask(t1v2Id);
    TaskAttemptImpl taskAttempt = (TaskAttemptImpl) task.getAttempt(ta1t1v2Id);
    assertEquals(TaskAttemptStateInternal.KILLED, taskAttempt.getInternalState());
    historyEventHandler.verifyHistoryEvent(1, HistoryEventType.TASK_ATTEMPT_FINISHED);
    assertEquals(TaskStateInternal.RUNNING, task.getInternalState());
    // new task attempt is scheduled
    assertEquals(2, task.getAttempts().size());
    assertEquals(ta1LaunchTime, taskAttempt.getLaunchTime());
    assertEquals(ta1FinishedTime, taskAttempt.getFinishTime());
}