rbd create 创建块设备，rbd rm删除块设备

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root@compute01:~# rbd create .mgr/test --size 1024
root@compute01:~# rbd ls -p .mgr
test
4 R+ n- q0 g" R! O% nroot@compute01:~# rbd info .mgr/test
) b( W1 K7 w) q, F) ~/ erbd image 'test':
        size 1 GiB in 256 objects
        order 22 (4 MiB objects)
. N% o1 Q+ a# S" I, c, |# n8 K: G; r        snapshot_count: 0
        id: 863b90c94099
  l& H/ [( ~$ X$ C9 _0 {# ~        block_name_prefix: rbd_data.863b90c94099
        format: 2
2 _1 I" w5 k4 D% V- V7 g        features: layering
3 \/ n( Z4 ~' ~        op_features:
        flags:
        create_timestamp: Sat Jul  1 22:59:56 2023
        access_timestamp: Sat Jul  1 22:59:56 2023
        modify_timestamp: Sat Jul  1 22:59:56 2023
% C9 n# I6 f! r; g* }2 Qroot@compute01:~# rbd rm  .mgr/test
Removing image: 100% complete...done.
& p5 |, @6 J+ u, D) i