code: def make_mon_removed_dir(path, file_name):
      
      try:
          os.makedirs('/var/lib/ceph/mon-removed')
      except OSError as e:
          if e.errno != errno.EEXIST:
              raise
      shutil.move(path, os.path.join('/var/lib/ceph/mon-removed/', file_name))
docs: move old monitor data