Package org.apache.tez.dag.records

Examples of org.apache.tez.dag.records.TezTaskID

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    Path testDir = new Path(workDir, UUID.randomUUID().toString());
    String[] localDirs = new String[] { testDir.toString() };

    TezDAGID dagId = TezDAGID.getInstance(appId, 1);
    TezVertexID vertexId = TezVertexID.getInstance(dagId, 1);
    TezTaskID taskId = TezTaskID.getInstance(vertexId, 1);
    TezTaskAttemptID taskAttemptId = TezTaskAttemptID.getInstance(taskId, 1);
    ProcessorDescriptor processorDescriptor = ProcessorDescriptor.create(processorClass)
        .setUserPayload(UserPayload.create(ByteBuffer.wrap(processorConf)));
    TaskSpec taskSpec = new TaskSpec(taskAttemptId, "dagName", "vertexName", -1, processorDescriptor,
        new ArrayList<InputSpec>(), new ArrayList<OutputSpec>(), null);
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        taskHeartbeatHandler, appContext, leafVertex, locationHint,
        taskResource, containerContext, vertex);
  }

  private TezTaskID getNewTaskID() {
    TezTaskID taskID = TezTaskID.getInstance(vertexId, ++taskCounter);
    return taskID;
  }
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  /**
   * {@link TaskState#NEW}->{@link TaskState#SCHEDULED}
   */
  public void testScheduleTask() {
    LOG.info("--- START: testScheduleTask ---");
    TezTaskID taskId = getNewTaskID();
    scheduleTaskAttempt(taskId);
  }
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  /**
   * {@link TaskState#SCHEDULED}->{@link TaskState#KILL_WAIT}
   */
  public void testKillScheduledTask() {
    LOG.info("--- START: testKillScheduledTask ---");
    TezTaskID taskId = getNewTaskID();
    scheduleTaskAttempt(taskId);
    killTask(taskId);
  }
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   * {@link TaskState#RUNNING}->{@link TaskState#KILLED}
   */
  @Test
  public void testKillRunningTask() {
    LOG.info("--- START: testKillRunningTask ---");
    TezTaskID taskId = getNewTaskID();
    scheduleTaskAttempt(taskId);
    launchTaskAttempt(mockTask.getLastAttempt().getID());
    killTask(taskId);
    mockTask.handle(new TaskEventTAUpdate(mockTask.getLastAttempt().getID(),
        TaskEventType.T_ATTEMPT_KILLED));
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   * {@link TaskState#RUNNING}->{@link TaskState#KILLED}
   */
  @Test
  public void testKillRunningTaskButAttemptSucceeds() {
    LOG.info("--- START: testKillRunningTaskButAttemptSucceeds ---");
    TezTaskID taskId = getNewTaskID();
    scheduleTaskAttempt(taskId);
    launchTaskAttempt(mockTask.getLastAttempt().getID());
    killTask(taskId);
    mockTask.handle(new TaskEventTAUpdate(mockTask.getLastAttempt().getID(),
        TaskEventType.T_ATTEMPT_SUCCEEDED));
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   * {@link TaskState#RUNNING}->{@link TaskState#KILLED}
   */
  @Test
  public void testKillRunningTaskButAttemptFails() {
    LOG.info("--- START: testKillRunningTaskButAttemptFails ---");
    TezTaskID taskId = getNewTaskID();
    scheduleTaskAttempt(taskId);
    launchTaskAttempt(mockTask.getLastAttempt().getID());
    killTask(taskId);
    mockTask.handle(new TaskEventTAUpdate(mockTask.getLastAttempt().getID(),
        TaskEventType.T_ATTEMPT_FAILED));
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   * Kill attempt
   * {@link TaskState#SCHEDULED}->{@link TaskState#SCHEDULED}
   */
  public void testKillScheduledTaskAttempt() {
    LOG.info("--- START: testKillScheduledTaskAttempt ---");
    TezTaskID taskId = getNewTaskID();
    scheduleTaskAttempt(taskId);
    killScheduledTaskAttempt(mockTask.getLastAttempt().getID());
  }
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   * Launch attempt
   * {@link TaskState#SCHEDULED}->{@link TaskState#RUNNING}
   */
  public void testLaunchTaskAttempt() {
    LOG.info("--- START: testLaunchTaskAttempt ---");
    TezTaskID taskId = getNewTaskID();
    scheduleTaskAttempt(taskId);
    launchTaskAttempt(mockTask.getLastAttempt().getID());
  }
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   * Kill running attempt
   * {@link TaskState#RUNNING}->{@link TaskState#RUNNING}
   */
  public void testKillRunningTaskAttempt() {
    LOG.info("--- START: testKillRunningTaskAttempt ---");
    TezTaskID taskId = getNewTaskID();
    scheduleTaskAttempt(taskId);
    launchTaskAttempt(mockTask.getLastAttempt().getID());
    killRunningTaskAttempt(mockTask.getLastAttempt().getID());
  }
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Related Classes of org.apache.tez.dag.records.TezTaskID

  • org.apache.hadoop.mapred.MRVertexOutputCommitter
  • org.apache.hadoop.mapred.TezMRTypeConverter
  • org.apache.tez.common.IDUtils
  • org.apache.tez.dag.app.dag.impl.Edge
  • org.apache.tez.dag.app.dag.impl.RootInputVertexManager
  • org.apache.tez.dag.app.dag.impl.ShuffleVertexManager
  • org.apache.tez.dag.app.dag.impl.TaskImpl
  • org.apache.tez.dag.app.dag.impl.TestDAGImpl
  • org.apache.tez.dag.app.dag.impl.TestEdge
  • org.apache.tez.dag.app.dag.impl.TestTaskAttempt
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