when the nvme devices schanges

userdata.yml

#cloud-config
fs_setup:
  - label: docker
    device: /dev/nvme0n1
    filesystem: xfs
    partition: none
    overwrite: false
    extra_opts: ['-n', 'ftype=1', '-l', 'size=256m', '-b', 'size=4096',
      '-s', 'size=4096', '-m', 'crc=1,finobt=1,rmapbt=1,reflink=1',
      '-i', 'sparse=1']
  - label: docker
    device: /dev/nvme1n1
    filesystem: xfs
    partition: none
    overwrite: false
    extra_opts: ['-n', 'ftype=1', '-l', 'size=256m', '-b', 'size=4096',
      '-s', 'size=4096', '-m', 'crc=1,finobt=1,rmapbt=1,reflink=1',
      '-i', 'sparse=1']

mounts:
  - ["/dev/disk/by-label/docker", "/var/lib/docker", "xfs", "defaults"]