基于ceph快照快速回滚openstack上的虚拟机

Posted 2020-12-05 mylovelulu

 查看虚拟机ID

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[[email protected] ~]# nova list --all | grep wyl
| dc828fed-1c4f-4e5d-ae84-795a0e71eecc | wyl  | ac33d3bc8fe54f52a2cc822adec7fe62 | ACTIVE | -          | Running     | provider=192.168.16.13 |

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 创建快照
 格式：

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rbd snap create {pool-name}/{image-name}@{snap-name}

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rbd snap create  vms/dc828fed-1c4f-4e5d-ae84-795a0e71eecc_disk@init

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 关闭虚拟机

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nova stop dc828fed-1c4f-4e5d-ae84-795a0e71eecc

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 回滚快照
 格式：

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rbd snap rollback {pool-name}/{image-name}@{snap-name}

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rbd snap rollback   vms/dc828fed-1c4f-4e5d-ae84-795a0e71eecc_disk@init

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 启动虚拟机

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nova start  dc828fed-1c4f-4e5d-ae84-795a0e71eecc