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

Examples of org.apache.hadoop.mapreduce.v2.app.job.Job

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  private class TaskAttemptEventDispatcher
          implements EventHandler<TaskAttemptEvent> {
    @SuppressWarnings("unchecked")
    @Override
    public void handle(TaskAttemptEvent event) {
      Job job = context.getJob(event.getTaskAttemptID().getTaskId().getJobId());
      Task task = job.getTask(event.getTaskAttemptID().getTaskId());
      TaskAttempt attempt = task.getAttempt(event.getTaskAttemptID());
      ((EventHandler<TaskAttemptEvent>) attempt).handle(event);
    }
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  public void testCommandLine() throws Exception {

    MyMRApp app = new MyMRApp(1, 0, true, this.getClass().getName(), true);
    Configuration conf = new Configuration();
    conf.setBoolean(MRConfig.MAPREDUCE_APP_SUBMISSION_CROSS_PLATFORM, true);
    Job job = app.submit(conf);
    app.waitForState(job, JobState.SUCCEEDED);
    app.verifyCompleted();

    Assert.assertEquals(
      "[" + MRApps.crossPlatformify("JAVA_HOME") + "/bin/java" +
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    MyMRApp app = new MyMRApp(1, 0, true, this.getClass().getName(), true);
    Configuration conf = new Configuration();
    conf.set(JobConf.MAPRED_MAP_TASK_ENV, "HADOOP_CLIENT_OPTS=test");
    conf.setStrings(MRJobConfig.MAP_LOG_LEVEL, "WARN");
    conf.setBoolean(MRConfig.MAPREDUCE_APP_SUBMISSION_CROSS_PLATFORM, false);
    Job job = app.submit(conf);
    app.waitForState(job, JobState.SUCCEEDED);
    app.verifyCompleted();
   
    Assert.assertTrue("HADOOP_ROOT_LOGGER not set for job",
      app.cmdEnvironment.containsKey("HADOOP_ROOT_LOGGER"));
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    conf.setInt(MRJobConfig.REDUCE_MEMORY_MB, reduceMemMb);
    conf.setInt(YarnConfiguration.RM_SCHEDULER_MINIMUM_ALLOCATION_MB,
      minContainerSize);
    app.setClusterInfo(new ClusterInfo(Resource.newInstance(10240, 1)));

    Job job = app.submit(conf);
    app.waitForState(job, JobState.RUNNING);
    Map<TaskId, Task> tasks = job.getTasks();
    Assert.assertEquals("Num tasks is not correct", 2, tasks.size());
    Iterator<Task> taskIter = tasks.values().iterator();
    Task mTask = taskIter.next();
    app.waitForState(mTask, TaskState.RUNNING);
    Task rTask = taskIter.next();
    app.waitForState(rTask, TaskState.RUNNING);
    Map<TaskAttemptId, TaskAttempt> mAttempts = mTask.getAttempts();
    Assert.assertEquals("Num attempts is not correct", 1, mAttempts.size());
    Map<TaskAttemptId, TaskAttempt> rAttempts = rTask.getAttempts();
    Assert.assertEquals("Num attempts is not correct", 1, rAttempts.size());
    TaskAttempt mta = mAttempts.values().iterator().next();
    TaskAttempt rta = rAttempts.values().iterator().next();
    app.waitForState(mta, TaskAttemptState.RUNNING);
    app.waitForState(rta, TaskAttemptState.RUNNING);

    clock.setTime(11);
    app.getContext()
        .getEventHandler()
        .handle(new TaskAttemptEvent(mta.getID(), TaskAttemptEventType.TA_DONE));
    app.getContext()
        .getEventHandler()
        .handle(new TaskAttemptEvent(rta.getID(), TaskAttemptEventType.TA_DONE));
    app.waitForState(job, JobState.SUCCEEDED);
    Assert.assertEquals(mta.getFinishTime(), 11);
    Assert.assertEquals(mta.getLaunchTime(), 10);
    Assert.assertEquals(rta.getFinishTime(), 11);
    Assert.assertEquals(rta.getLaunchTime(), 10);
    Counters counters = job.getAllCounters();
    Assert.assertEquals((int) Math.ceil((float) mapMemMb / minContainerSize),
        counters.findCounter(JobCounter.SLOTS_MILLIS_MAPS).getValue());
    Assert.assertEquals((int) Math.ceil((float) reduceMemMb / minContainerSize),
        counters.findCounter(JobCounter.SLOTS_MILLIS_REDUCES).getValue());
    Assert.assertEquals(1,
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    return taImpl;
  }

  private void testMRAppHistory(MRApp app) throws Exception {
    Configuration conf = new Configuration();
    Job job = app.submit(conf);
    app.waitForState(job, JobState.FAILED);
    Map<TaskId, Task> tasks = job.getTasks();

    Assert.assertEquals("Num tasks is not correct", 1, tasks.size());
    Task task = tasks.values().iterator().next();
    Assert.assertEquals("Task state not correct", TaskState.FAILED, task
        .getReport().getTaskState());
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    final ControlledClock clock = new ControlledClock(actualClock);
    clock.setTime(System.currentTimeMillis());

    MRApp app =
        new MRApp(NUM_MAPPERS, NUM_REDUCERS, false, "test", true, clock);
    Job job = app.submit(new Configuration(), true, true);
    app.waitForState(job, JobState.RUNNING);

    Map<TaskId, Task> tasks = job.getTasks();
    Assert.assertEquals("Num tasks is not correct", NUM_MAPPERS + NUM_REDUCERS,
      tasks.size());
    Iterator<Task> taskIter = tasks.values().iterator();
    while (taskIter.hasNext()) {
      app.waitForState(taskIter.next(), TaskState.RUNNING);
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    final ControlledClock clock = new ControlledClock(actualClock);
    clock.setTime(System.currentTimeMillis());

    MRApp app =
        new MRApp(NUM_MAPPERS, NUM_REDUCERS, false, "test", true, clock);
    Job job = app.submit(new Configuration(), true, true);
    app.waitForState(job, JobState.RUNNING);

    Map<TaskId, Task> tasks = job.getTasks();
    Assert.assertEquals("Num tasks is not correct", NUM_MAPPERS + NUM_REDUCERS,
      tasks.size());
    Iterator<Task> taskIter = tasks.values().iterator();
    while (taskIter.hasNext()) {
      app.waitForState(taskIter.next(), TaskState.RUNNING);
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    Map<TaskId, Task> tasks = new HashMap<TaskId, Task>();
    tasks.put(task.getID(), task);

    AppContext ctx = mock(AppContext.class);
    AppForTest app = new AppForTest(ctx);
    Job job = mock(Job.class);
    when(job.getTasks()).thenReturn(tasks);

    app.setJob(job);

    HsTasksBlockForTest block = new HsTasksBlockForTest(app);
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    attempts.put(taId, attempt);
    when(task.getAttempts()).thenReturn(attempts);

    app.setTask(task);
    Job job = mock(Job.class);
    when(job.getUserName()).thenReturn("User");
    app.setJob(job);

    AttemptsBlockForTest block = new AttemptsBlockForTest(app);
    block.addParameter(AMParams.TASK_TYPE, "r");
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   */
  @Test
  public void testHsJobsBlock() {
    AppContext ctx = mock(AppContext.class);
    Map<JobId, Job> jobs = new HashMap<JobId, Job>();
    Job job = getJob();
    jobs.put(job.getID(), job);
    when(ctx.getAllJobs()).thenReturn(jobs);

    HsJobsBlock block = new HsJobsBlockForTest(ctx);
    PrintWriter pWriter = new PrintWriter(data);
    Block html = new BlockForTest(new HtmlBlockForTest(), pWriter, 0, false);
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Related Classes of org.apache.hadoop.mapreduce.v2.app.job.Job

  • 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.LocalContainerLauncher$EventHandler
  • org.apache.hadoop.mapred.LocalContainerLauncher$SubtaskRunner
  • org.apache.hadoop.mapred.TaskAttemptListenerImpl
  • org.apache.hadoop.mapred.TestClientRedirect
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