Examples of TaskTAttemptEvent

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

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

    MultipleArcTransition<TaskImpl, TaskEvent, TaskState> {


    @Override
    public TaskState transition(TaskImpl task, TaskEvent event) {
      task.failedAttempts++;
      TaskTAttemptEvent castEvent = (TaskTAttemptEvent) event;
      if (castEvent.getTaskAttemptID().equals(task.commitAttempt)) {
        task.commitAttempt = null;
      }
      TaskAttempt attempt = task.attempts.get(castEvent.getTaskAttemptID());
      if (attempt.getAssignedContainerMgrAddress() != null) {
        //container was assigned
        task.eventHandler.handle(new ContainerFailedEvent(attempt.getID(), 
            attempt.getAssignedContainerMgrAddress()));
      }
      
      task.finishedAttempts++;
      if (task.failedAttempts < task.maxAttempts) {
        task.handleTaskAttemptCompletion(
            ((TaskTAttemptEvent) event).getTaskAttemptID(), 
            TaskAttemptCompletionEventStatus.FAILED);
        // we don't need a new event if we already have a spare
        if (--task.numberUncompletedAttempts == 0
            && task.successfulAttempt == null) {
          task.addAndScheduleAttempt();
        }
      } else {
        task.handleTaskAttemptCompletion(
            ((TaskTAttemptEvent) event).getTaskAttemptID(), 
            TaskAttemptCompletionEventStatus.TIPFAILED);
        TaskTAttemptEvent ev = (TaskTAttemptEvent) event;
        TaskAttemptId taId = ev.getTaskAttemptID();
        
        if (task.historyTaskStartGenerated) {
        TaskFailedEvent taskFailedEvent = createTaskFailedEvent(task, attempt.getDiagnostics(),
            TaskState.FAILED, taId);
        task.eventHandler.handle(new JobHistoryEvent(task.taskId.getJobId(),

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

      extends AttemptFailedTransition {


    @Override
    public TaskState transition(TaskImpl task, TaskEvent event) {
      if (event instanceof TaskTAttemptEvent) {
        TaskTAttemptEvent castEvent = (TaskTAttemptEvent) event;
        if (task.getState() == TaskState.SUCCEEDED &&
            !castEvent.getTaskAttemptID().equals(task.successfulAttempt)) {
          // don't allow a different task attempt to override a previous
          // succeeded state
          return TaskState.SUCCEEDED;
        }
      }

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

      if (!TaskType.MAP.equals(task.getType())) {
        LOG.error("Unexpected event for REDUCE task " + event.getType());
        task.internalError(event.getType());
      }


      TaskTAttemptEvent attemptEvent = (TaskTAttemptEvent) event;
      TaskAttemptId attemptId = attemptEvent.getTaskAttemptID();
      if(task.successfulAttempt == attemptId) {
        // successful attempt is now killed. reschedule
        // tell the job about the rescheduling
        unSucceed(task);
        task.handleTaskAttemptCompletion(

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

            (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;
      }
      if (taskAttempt.getLaunchTime() != 0) {

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

      //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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Examples of org.apache.hadoop.mapreduce.v2.app.job.event.TaskTAttemptEvent

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

        taskId.getTaskType() == TaskType.MAP ? 
          JobCounter.SLOTS_MILLIS_MAPS : JobCounter.SLOTS_MILLIS_REDUCES,
          slotMillis);
      taskAttempt.eventHandler.handle(jce);
      taskAttempt.logAttemptFinishedEvent(TaskAttemptState.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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Examples of org.apache.hadoop.mapreduce.v2.app.job.event.TaskTAttemptEvent

        // 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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Examples of org.apache.hadoop.mapreduce.v2.app.job.event.TaskTAttemptEvent

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

          .handle(createJobCounterUpdateEventTAKilled(taskAttempt, true));
      TaskAttemptUnsuccessfulCompletionEvent tauce = createTaskAttemptUnsuccessfulCompletionEvent(
          taskAttempt, TaskAttemptState.KILLED);
      taskAttempt.eventHandler.handle(new JobHistoryEvent(taskAttempt.attemptId
          .getTaskId().getJobId(), tauce));
      taskAttempt.eventHandler.handle(new TaskTAttemptEvent(
          taskAttempt.attemptId, TaskEventType.T_ATTEMPT_KILLED));
    }

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