Examples of org.apache.hadoop.yarn.util.Clock

org.apache.hadoop.yarn.util.Clock
A simple clock interface that gives you time.

  }


  @Test(timeout = 60000)
  public void testSepculateSuccessfulWithUpdateEvents() throws Exception {


    Clock actualClock = new SystemClock();
    ControlledClock clock = new ControlledClock(actualClock);
    clock.setTime(System.currentTimeMillis());


    MRApp app =
        new MRApp(NUM_MAPPERS, NUM_REDUCERS, false, "test", true, clock);

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    verifyMillisCounters(10240, 1024, 2048);
  }


  public void verifyMillisCounters(int mapMemMb, int reduceMemMb,
      int minContainerSize) throws Exception {
    Clock actualClock = new SystemClock();
    ControlledClock clock = new ControlledClock(actualClock);
    clock.setTime(10);
    MRApp app =
        new MRApp(1, 1, false, "testSlotMillisCounterUpdate", true, clock);
    Configuration conf = new Configuration();

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        counters.findCounter(JobCounter.VCORES_MILLIS_REDUCES).getValue());
  }


  private TaskAttemptImpl createMapTaskAttemptImplForTest(
      EventHandler eventHandler, TaskSplitMetaInfo taskSplitMetaInfo) {
    Clock clock = new SystemClock();
    return createMapTaskAttemptImplForTest(eventHandler, taskSplitMetaInfo, clock);
  }

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    JobConf conf = new JobConf();
    TaskAttemptListener taskAttemptListener = mock(TaskAttemptListener.class);
    Token<JobTokenIdentifier> jobToken =
        (Token<JobTokenIdentifier>) mock(Token.class);
    Credentials credentials = null;
    Clock clock = new SystemClock();
    int appAttemptId = 3;
    MRAppMetrics metrics = mock(MRAppMetrics.class);
    Resource minContainerRequirements = mock(Resource.class);
    when(minContainerRequirements.getMemory()).thenReturn(1000);

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  @Test
  public void testBasic() throws Exception {
    AppContext mockContext = mock(AppContext.class);
    OutputCommitter mockCommitter = mock(OutputCommitter.class);
    Clock mockClock = mock(Clock.class);
    
    CommitterEventHandler handler = new CommitterEventHandler(mockContext, 
        mockCommitter, new TestingRMHeartbeatHandler());
    YarnConfiguration conf = new YarnConfiguration();
    conf.set(MRJobConfig.MR_AM_STAGING_DIR, stagingDir);

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  @Test
  public void testFailure() throws Exception {
    AppContext mockContext = mock(AppContext.class);
    OutputCommitter mockCommitter = mock(OutputCommitter.class);
    Clock mockClock = mock(Clock.class);
    
    CommitterEventHandler handler = new CommitterEventHandler(mockContext, 
        mockCommitter, new TestingRMHeartbeatHandler());
    YarnConfiguration conf = new YarnConfiguration();
    conf.set(MRJobConfig.MR_AM_STAGING_DIR, stagingDir);

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  @SuppressWarnings({ "rawtypes", "unchecked" })
  @Test
  public void testTimeout() throws InterruptedException {
    EventHandler mockHandler = mock(EventHandler.class);
    Clock clock = new SystemClock();
    TaskHeartbeatHandler hb = new TaskHeartbeatHandler(mockHandler, clock, 1);
    
    
    Configuration conf = new Configuration();
    conf.setInt(MRJobConfig.TASK_TIMEOUT, 10); //10 ms

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Related Classes of org.apache.hadoop.yarn.util.Clock

org.apache.hadoop.mapreduce.v2.app.commit.TestCommitterEventHandler

org.apache.hadoop.mapreduce.v2.app.job.impl.TestTaskAttempt

org.apache.hadoop.mapreduce.v2.app.TestRecovery

org.apache.hadoop.mapreduce.v2.app.TestTaskHeartbeatHandler

org.apache.hadoop.mapreduce.v2.TestSpeculativeExecutionWithMRApp

org.apache.tez.dag.app.rm.container.AMContainerImpl

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