@Test
  public void testLowUtilizationDefaultContainerSize() {
    testHelper(
        ImmutableMap.of(Constants.WORKER_JOB_NAME, new double[]{
            0.5e9,
            0.6e9,
        }),
        ImmutableMap.of(Constants.WORKER_JOB_NAME, "2g"),
        Severity.NONE,
        0
    );
  }
Low memory utilization but default container size, so pass.
test/com/linkedin/drelephant/tony/heuristics/TaskMemoryHeuristicTest.java