Package org.apache.hadoop.mapreduce.v2.app.job.event

Examples of org.apache.hadoop.mapreduce.v2.app.job.event.TaskRecoverEvent

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    when(mockTaskInfo.getAllTaskAttempts()).thenReturn(mockTaskAttempts);
    when(mockTaskInfo.getError()).thenReturn("error string");
    when(mockTaskInfo.getTaskType()).thenReturn(TaskType.MAP);

    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());
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    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());
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    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());
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    when(mockTaskInfo.getAllTaskAttempts()).thenReturn(mockTaskAttempts);
    when(mockTaskInfo.getError()).thenReturn("");
    when(mockTaskInfo.getTaskType()).thenReturn(TaskType.MAP);

    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());
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            (new SpeculatorEvent(taskAttempt.getID().getTaskId(), -1));
      }

      switch(finalState) {
        case FAILED:
          taskAttempt.eventHandler.handle(new TaskTAttemptEvent(
              taskAttempt.attemptId,
              TaskEventType.T_ATTEMPT_FAILED));
          break;
        case KILLED:
          taskAttempt.eventHandler.handle(new TaskTAttemptEvent(
              taskAttempt.attemptId,
              TaskEventType.T_ATTEMPT_KILLED));
          break;
        default:
          LOG.error("Task final state is not FAILED or KILLED: " + finalState);
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      //make remoteTask reference as null as it is no more needed
      //and free up the memory
      taskAttempt.remoteTask = null;
     
      //tell the Task that attempt has started
      taskAttempt.eventHandler.handle(new TaskTAttemptEvent(
          taskAttempt.attemptId,
         TaskEventType.T_ATTEMPT_LAUNCHED));
    }
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      SingleArcTransition<TaskAttemptImpl, TaskAttemptEvent> {
    @SuppressWarnings("unchecked")
    @Override
    public void transition(TaskAttemptImpl taskAttempt,
        TaskAttemptEvent event) {
      taskAttempt.eventHandler.handle(new TaskTAttemptEvent(
          taskAttempt.attemptId,
         TaskEventType.T_ATTEMPT_COMMIT_PENDING));
    }
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      //set the finish time
      taskAttempt.setFinishTime();
      taskAttempt.eventHandler.handle(
          createJobCounterUpdateEventTASucceeded(taskAttempt));
      taskAttempt.logAttemptFinishedEvent(TaskAttemptStateInternal.SUCCEEDED);
      taskAttempt.eventHandler.handle(new TaskTAttemptEvent(
          taskAttempt.attemptId,
          TaskEventType.T_ATTEMPT_SUCCEEDED));
      taskAttempt.eventHandler.handle
      (new SpeculatorEvent
          (taskAttempt.reportedStatus, taskAttempt.clock.getTime()));
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        // handling failed map/reduce events.
      }else {
        LOG.debug("Not generating HistoryFinish event since start event not " +
            "generated for taskAttempt: " + taskAttempt.getID());
      }
      taskAttempt.eventHandler.handle(new TaskTAttemptEvent(
          taskAttempt.attemptId, TaskEventType.T_ATTEMPT_FAILED));
    }
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            taskAttempt.attemptId.getTaskId().getJobId(), tauce));
      }else {
        LOG.debug("Not generating HistoryFinish event since start event not " +
            "generated for taskAttempt: " + taskAttempt.getID());
      }
      taskAttempt.eventHandler.handle(new TaskTAttemptEvent(
          taskAttempt.attemptId, TaskEventType.T_ATTEMPT_FAILED));
    }
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Related Classes of org.apache.hadoop.mapreduce.v2.app.job.event.TaskRecoverEvent

  • org.apache.hadoop.conf.Configuration
  • org.apache.hadoop.fs.FileSystem
  • org.apache.hadoop.fs.FSDataInputStream
  • org.apache.hadoop.fs.Path
  • org.apache.hadoop.fs.permission.FsPermission
  • org.apache.hadoop.mapred.JobConf
  • org.apache.hadoop.mapred.TaskAttemptListenerImpl
  • org.apache.hadoop.mapred.TestClientRedirect
  • org.apache.hadoop.mapred.TestClientRedirect$AMService
  • org.apache.hadoop.mapred.TestClientRedirect$HistoryService
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