code: public static void startScheduler(int threadPoolSize, String annotatedJobsPackageName)
        throws SundialSchedulerException {
  
      try {
        createScheduler(threadPoolSize, annotatedJobsPackageName);
        getScheduler().start();
      } catch (SchedulerException e) {
        throw new SundialSchedulerException("COULD NOT START SUNDIAL SCHEDULER!!!", e);
      }
    }
docs: Starts the Sundial Scheduler
  
  @param threadPoolSize
  @param annotatedJobsPackageName A comma(,) or colon(:) can be used to specify multiple packages
  to scan for Jobs.