红帽全球峰会72.46. server shelve
shelve 和可选的卸载服务器。更正服务器创建服务器的快照并在关闭服务器之前存储此快照。然后，可以从主机中卸载或删除此她的服务器，从而释放主机上剩余的资源，如网络接口。shelved 服务器可以被取消缩小，从快照中恢复服务器。因此，在用户希望保留服务器的 UUID 和 IP 时（无需使用其他资源或磁盘）非常有用。大多数云都被配置为立即或在一个小延迟后自动卸载她的服务器。对于没有配置此的云，或者延迟较大的地方，可以手动指定卸载。默认情况下，这是仅限管理员的操作。
使用方法：
openstack server shelve [-h] [--offload] [--wait]
<server> [<server> ...]
openstack server shelve [-h] [--offload] [--wait]
<server> [<server> ...]| value | Summary |
|---|---|
| <server> | server (s) to shelve (name 或 id) |
| value | Summary |
|---|---|
| -h, --help | 显示帮助信息并退出 |
| --offload | 从主机中删除 shelved 服务器（仅管理员）。在未清空的服务器上调用此选项将导致首先服务器被解译 |
| --wait | 等待 shelve 和/或卸载操作完成 |
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