Java Code Examples for org.apache.hadoop.mapreduce.v2.api.records.TaskId#getId()

The following examples show how to use org.apache.hadoop.mapreduce.v2.api.records.TaskId#getId() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.

Example 1

Source File: TestRecovery.java From hadoop with Apache License 2.0

4 votes

@Test
public void testRecoverySuccessAttempt() {
  LOG.info("--- START: testRecoverySuccessAttempt ---");

  long clusterTimestamp = System.currentTimeMillis();
  EventHandler mockEventHandler = mock(EventHandler.class);
  MapTaskImpl recoverMapTask = getMockMapTask(clusterTimestamp,
      mockEventHandler);

  TaskId taskId = recoverMapTask.getID();
  JobID jobID = new JobID(Long.toString(clusterTimestamp), 1);
  TaskID taskID = new TaskID(jobID,
      org.apache.hadoop.mapreduce.TaskType.MAP, taskId.getId());

  //Mock up the TaskAttempts
  Map<TaskAttemptID, TaskAttemptInfo> mockTaskAttempts =
      new HashMap<TaskAttemptID, TaskAttemptInfo>();

  TaskAttemptID taId1 = new TaskAttemptID(taskID, 2);
  TaskAttemptInfo mockTAinfo1 = getMockTaskAttemptInfo(taId1,
      TaskAttemptState.SUCCEEDED);
  mockTaskAttempts.put(taId1, mockTAinfo1);

  TaskAttemptID taId2 = new TaskAttemptID(taskID, 1);
  TaskAttemptInfo mockTAinfo2 = getMockTaskAttemptInfo(taId2,
      TaskAttemptState.FAILED);
  mockTaskAttempts.put(taId2, mockTAinfo2);

  OutputCommitter mockCommitter = mock (OutputCommitter.class);
  TaskInfo mockTaskInfo = mock(TaskInfo.class);
  when(mockTaskInfo.getTaskStatus()).thenReturn("SUCCEEDED");
  when(mockTaskInfo.getTaskId()).thenReturn(taskID);
  when(mockTaskInfo.getAllTaskAttempts()).thenReturn(mockTaskAttempts);

  recoverMapTask.handle(
      new TaskRecoverEvent(taskId, mockTaskInfo,mockCommitter, true));

  ArgumentCaptor<Event> arg = ArgumentCaptor.forClass(Event.class);
  verify(mockEventHandler,atLeast(1)).handle(
      (org.apache.hadoop.yarn.event.Event) arg.capture());

  Map<TaskAttemptID, TaskAttemptState> finalAttemptStates =
      new HashMap<TaskAttemptID, TaskAttemptState>();
  finalAttemptStates.put(taId1, TaskAttemptState.SUCCEEDED);
  finalAttemptStates.put(taId2, TaskAttemptState.FAILED);

  List<EventType> jobHistoryEvents = new ArrayList<EventType>();
  jobHistoryEvents.add(EventType.TASK_STARTED);
  jobHistoryEvents.add(EventType.MAP_ATTEMPT_STARTED);
  jobHistoryEvents.add(EventType.MAP_ATTEMPT_FINISHED);
  jobHistoryEvents.add(EventType.MAP_ATTEMPT_STARTED);
  jobHistoryEvents.add(EventType.MAP_ATTEMPT_FAILED);
  jobHistoryEvents.add(EventType.TASK_FINISHED);
  recoveryChecker(recoverMapTask, TaskState.SUCCEEDED, finalAttemptStates,
      arg, jobHistoryEvents, 2L, 1L);
}

Example 2

Source File: TestRecovery.java From hadoop with Apache License 2.0

4 votes

@Test
public void testRecoveryAllFailAttempts() {
  LOG.info("--- START: testRecoveryAllFailAttempts ---");

  long clusterTimestamp = System.currentTimeMillis();
  EventHandler mockEventHandler = mock(EventHandler.class);
  MapTaskImpl recoverMapTask = getMockMapTask(clusterTimestamp,
      mockEventHandler);

  TaskId taskId = recoverMapTask.getID();
  JobID jobID = new JobID(Long.toString(clusterTimestamp), 1);
  TaskID taskID = new TaskID(jobID,
      org.apache.hadoop.mapreduce.TaskType.MAP, taskId.getId());

  //Mock up the TaskAttempts
  Map<TaskAttemptID, TaskAttemptInfo> mockTaskAttempts =
      new HashMap<TaskAttemptID, TaskAttemptInfo>();

  TaskAttemptID taId1 = new TaskAttemptID(taskID, 2);
  TaskAttemptInfo mockTAinfo1 = getMockTaskAttemptInfo(taId1,
      TaskAttemptState.FAILED);
  mockTaskAttempts.put(taId1, mockTAinfo1);

  TaskAttemptID taId2 = new TaskAttemptID(taskID, 1);
  TaskAttemptInfo mockTAinfo2 = getMockTaskAttemptInfo(taId2,
      TaskAttemptState.FAILED);
  mockTaskAttempts.put(taId2, mockTAinfo2);

  OutputCommitter mockCommitter = mock (OutputCommitter.class);

  TaskInfo mockTaskInfo = mock(TaskInfo.class);
  when(mockTaskInfo.getTaskStatus()).thenReturn("FAILED");
  when(mockTaskInfo.getTaskId()).thenReturn(taskID);
  when(mockTaskInfo.getAllTaskAttempts()).thenReturn(mockTaskAttempts);

  recoverMapTask.handle(
      new TaskRecoverEvent(taskId, mockTaskInfo, mockCommitter, true));

  ArgumentCaptor<Event> arg = ArgumentCaptor.forClass(Event.class);
  verify(mockEventHandler,atLeast(1)).handle(
      (org.apache.hadoop.yarn.event.Event) arg.capture());

  Map<TaskAttemptID, TaskAttemptState> finalAttemptStates =
      new HashMap<TaskAttemptID, TaskAttemptState>();
  finalAttemptStates.put(taId1, TaskAttemptState.FAILED);
  finalAttemptStates.put(taId2, TaskAttemptState.FAILED);

  List<EventType> jobHistoryEvents = new ArrayList<EventType>();
  jobHistoryEvents.add(EventType.TASK_STARTED);
  jobHistoryEvents.add(EventType.MAP_ATTEMPT_STARTED);
  jobHistoryEvents.add(EventType.MAP_ATTEMPT_FAILED);
  jobHistoryEvents.add(EventType.MAP_ATTEMPT_STARTED);
  jobHistoryEvents.add(EventType.MAP_ATTEMPT_FAILED);
  jobHistoryEvents.add(EventType.TASK_FAILED);
  recoveryChecker(recoverMapTask, TaskState.FAILED, finalAttemptStates,
      arg, jobHistoryEvents, 2L, 2L);
}

Example 3

Source File: TestRecovery.java From hadoop with Apache License 2.0

4 votes

@Test
public void testRecoveryTaskSuccessAllAttemptsFail() {
  LOG.info("--- START:  testRecoveryTaskSuccessAllAttemptsFail ---");

  long clusterTimestamp = System.currentTimeMillis();
  EventHandler mockEventHandler = mock(EventHandler.class);
  MapTaskImpl recoverMapTask = getMockMapTask(clusterTimestamp,
      mockEventHandler);

  TaskId taskId = recoverMapTask.getID();
  JobID jobID = new JobID(Long.toString(clusterTimestamp), 1);
  TaskID taskID = new TaskID(jobID,
      org.apache.hadoop.mapreduce.TaskType.MAP, taskId.getId());

  //Mock up the TaskAttempts
  Map<TaskAttemptID, TaskAttemptInfo> mockTaskAttempts =
      new HashMap<TaskAttemptID, TaskAttemptInfo>();

  TaskAttemptID taId1 = new TaskAttemptID(taskID, 2);
  TaskAttemptInfo mockTAinfo1 = getMockTaskAttemptInfo(taId1,
      TaskAttemptState.FAILED);
  mockTaskAttempts.put(taId1, mockTAinfo1);

  TaskAttemptID taId2 = new TaskAttemptID(taskID, 1);
  TaskAttemptInfo mockTAinfo2 = getMockTaskAttemptInfo(taId2,
      TaskAttemptState.FAILED);
  mockTaskAttempts.put(taId2, mockTAinfo2);

  OutputCommitter mockCommitter = mock (OutputCommitter.class);
  TaskInfo mockTaskInfo = mock(TaskInfo.class);
  when(mockTaskInfo.getTaskStatus()).thenReturn("SUCCEEDED");
  when(mockTaskInfo.getTaskId()).thenReturn(taskID);
  when(mockTaskInfo.getAllTaskAttempts()).thenReturn(mockTaskAttempts);

  recoverMapTask.handle(
      new TaskRecoverEvent(taskId, mockTaskInfo, mockCommitter, true));

  ArgumentCaptor<Event> arg = ArgumentCaptor.forClass(Event.class);
  verify(mockEventHandler,atLeast(1)).handle(
      (org.apache.hadoop.yarn.event.Event) arg.capture());

  Map<TaskAttemptID, TaskAttemptState> finalAttemptStates =
      new HashMap<TaskAttemptID, TaskAttemptState>();
  finalAttemptStates.put(taId1, TaskAttemptState.FAILED);
  finalAttemptStates.put(taId2, TaskAttemptState.FAILED);
  // check for one new attempt launched since successful attempt not found
  TaskAttemptID taId3 = new TaskAttemptID(taskID, 2000);
  finalAttemptStates.put(taId3, TaskAttemptState.NEW);

  List<EventType> jobHistoryEvents = new ArrayList<EventType>();
  jobHistoryEvents.add(EventType.TASK_STARTED);
  jobHistoryEvents.add(EventType.MAP_ATTEMPT_STARTED);
  jobHistoryEvents.add(EventType.MAP_ATTEMPT_FAILED);
  jobHistoryEvents.add(EventType.MAP_ATTEMPT_STARTED);
  jobHistoryEvents.add(EventType.MAP_ATTEMPT_FAILED);
  recoveryChecker(recoverMapTask, TaskState.RUNNING, finalAttemptStates,
      arg, jobHistoryEvents, 2L, 2L);
}

Example 4

Source File: TestRecovery.java From hadoop with Apache License 2.0

4 votes

@Test
public void testRecoveryTaskSuccessAllAttemptsSucceed() {
  LOG.info("--- START:  testRecoveryTaskSuccessAllAttemptsFail ---");

  long clusterTimestamp = System.currentTimeMillis();
  EventHandler mockEventHandler = mock(EventHandler.class);
  MapTaskImpl recoverMapTask = getMockMapTask(clusterTimestamp,
      mockEventHandler);

  TaskId taskId = recoverMapTask.getID();
  JobID jobID = new JobID(Long.toString(clusterTimestamp), 1);
  TaskID taskID = new TaskID(jobID,
      org.apache.hadoop.mapreduce.TaskType.MAP, taskId.getId());

  //Mock up the TaskAttempts
  Map<TaskAttemptID, TaskAttemptInfo> mockTaskAttempts =
      new HashMap<TaskAttemptID, TaskAttemptInfo>();

  TaskAttemptID taId1 = new TaskAttemptID(taskID, 2);
  TaskAttemptInfo mockTAinfo1 = getMockTaskAttemptInfo(taId1,
      TaskAttemptState.SUCCEEDED);
  mockTaskAttempts.put(taId1, mockTAinfo1);

  TaskAttemptID taId2 = new TaskAttemptID(taskID, 1);
  TaskAttemptInfo mockTAinfo2 = getMockTaskAttemptInfo(taId2,
      TaskAttemptState.SUCCEEDED);
  mockTaskAttempts.put(taId2, mockTAinfo2);

  OutputCommitter mockCommitter = mock (OutputCommitter.class);
  TaskInfo mockTaskInfo = mock(TaskInfo.class);
  when(mockTaskInfo.getTaskStatus()).thenReturn("SUCCEEDED");
  when(mockTaskInfo.getTaskId()).thenReturn(taskID);
  when(mockTaskInfo.getAllTaskAttempts()).thenReturn(mockTaskAttempts);

  recoverMapTask.handle(
      new TaskRecoverEvent(taskId, mockTaskInfo, mockCommitter, true));

  ArgumentCaptor<Event> arg = ArgumentCaptor.forClass(Event.class);
  verify(mockEventHandler,atLeast(1)).handle(
      (org.apache.hadoop.yarn.event.Event) arg.capture());

  Map<TaskAttemptID, TaskAttemptState> finalAttemptStates =
      new HashMap<TaskAttemptID, TaskAttemptState>();
  finalAttemptStates.put(taId1, TaskAttemptState.SUCCEEDED);
  finalAttemptStates.put(taId2, TaskAttemptState.SUCCEEDED);

  List<EventType> jobHistoryEvents = new ArrayList<EventType>();
  jobHistoryEvents.add(EventType.TASK_STARTED);
  jobHistoryEvents.add(EventType.MAP_ATTEMPT_STARTED);
  jobHistoryEvents.add(EventType.MAP_ATTEMPT_FINISHED);
  jobHistoryEvents.add(EventType.MAP_ATTEMPT_STARTED);
  jobHistoryEvents.add(EventType.MAP_ATTEMPT_FINISHED);
  jobHistoryEvents.add(EventType.TASK_FINISHED);
  recoveryChecker(recoverMapTask, TaskState.SUCCEEDED, finalAttemptStates,
      arg, jobHistoryEvents, 2L, 0L);
}

Example 5

Source File: TestRecovery.java From hadoop with Apache License 2.0

4 votes

@Test
public void testRecoveryAllAttemptsKilled() {
  LOG.info("--- START:  testRecoveryAllAttemptsKilled ---");

  long clusterTimestamp = System.currentTimeMillis();
  EventHandler mockEventHandler = mock(EventHandler.class);
  MapTaskImpl recoverMapTask = getMockMapTask(clusterTimestamp,
      mockEventHandler);

  TaskId taskId = recoverMapTask.getID();
  JobID jobID = new JobID(Long.toString(clusterTimestamp), 1);
  TaskID taskID = new TaskID(jobID,
      org.apache.hadoop.mapreduce.TaskType.MAP, taskId.getId());

  //Mock up the TaskAttempts
  Map<TaskAttemptID, TaskAttemptInfo> mockTaskAttempts =
      new HashMap<TaskAttemptID, TaskAttemptInfo>();
  TaskAttemptID taId1 = new TaskAttemptID(taskID, 2);
  TaskAttemptInfo mockTAinfo1 = getMockTaskAttemptInfo(taId1,
      TaskAttemptState.KILLED);
  mockTaskAttempts.put(taId1, mockTAinfo1);

  TaskAttemptID taId2 = new TaskAttemptID(taskID, 1);
  TaskAttemptInfo mockTAinfo2 = getMockTaskAttemptInfo(taId2,
      TaskAttemptState.KILLED);
  mockTaskAttempts.put(taId2, mockTAinfo2);

  OutputCommitter mockCommitter = mock (OutputCommitter.class);
  TaskInfo mockTaskInfo = mock(TaskInfo.class);
  when(mockTaskInfo.getTaskStatus()).thenReturn("KILLED");
  when(mockTaskInfo.getTaskId()).thenReturn(taskID);
  when(mockTaskInfo.getAllTaskAttempts()).thenReturn(mockTaskAttempts);

  recoverMapTask.handle(
      new TaskRecoverEvent(taskId, mockTaskInfo, mockCommitter, true));

  ArgumentCaptor<Event> arg = ArgumentCaptor.forClass(Event.class);
  verify(mockEventHandler,atLeast(1)).handle(
      (org.apache.hadoop.yarn.event.Event) arg.capture());

  Map<TaskAttemptID, TaskAttemptState> finalAttemptStates =
      new HashMap<TaskAttemptID, TaskAttemptState>();
  finalAttemptStates.put(taId1, TaskAttemptState.KILLED);
  finalAttemptStates.put(taId2, TaskAttemptState.KILLED);

  List<EventType> jobHistoryEvents = new ArrayList<EventType>();
  jobHistoryEvents.add(EventType.TASK_STARTED);
  jobHistoryEvents.add(EventType.MAP_ATTEMPT_STARTED);
  jobHistoryEvents.add(EventType.MAP_ATTEMPT_KILLED);
  jobHistoryEvents.add(EventType.MAP_ATTEMPT_STARTED);
  jobHistoryEvents.add(EventType.MAP_ATTEMPT_KILLED);
  jobHistoryEvents.add(EventType.TASK_FAILED);
  recoveryChecker(recoverMapTask, TaskState.KILLED, finalAttemptStates,
      arg, jobHistoryEvents, 2L, 0L);
}

Example 6

Source File: TypeConverter.java From hadoop with Apache License 2.0

4 votes

public static org.apache.hadoop.mapred.TaskID fromYarn(TaskId id) {
  return new org.apache.hadoop.mapred.TaskID(fromYarn(id.getJobId()),
    fromYarn(id.getTaskType()), id.getId());
}

Example 7