message: training: updated comment
diff: @@ -49,7 +49,7 @@ def main():
  def main_worker(rank, cfg):
  distributed = cfg.num_devices > 1
  if distributed:
  - # PreprocessedDataset requires the 'fork' multiprocessing start method
  + # Set 'fork' multiprocessing start method for improved DataLoader performance
  # We must set it explicitly as spawned processes have the 'spawn' method set by default
  mp.set_start_method('fork', force=True)
  