@Override protected void setUp() throws Exception { TestJobQueueTaskScheduler.resetCounters(); jobConf = new JobConf(); jobConf.setNumMapTasks(10); jobConf.setNumReduceTasks(10); taskTrackerManager = new FakeTaskTrackerManager(); scheduler = createTaskScheduler(); scheduler.setConf(jobConf); scheduler.setTaskTrackerManager(taskTrackerManager); scheduler.start(); }