红帽全球峰会1.2. 要求
除了手动配置块存储和您要部署的后端外，本文档还假设：
- 如果您使用第三方后端设备，则必须正确配置为存储库。
- Overcloud 已通过 Director 部署，根据 Director 安装和使用中的 说明。
- 您有具有升级权限的帐户的用户名和密码。您可以使用为部署 Overcloud 而创建的同一帐户；在创建 Director 安装用户 中，我们创建 stack 用户并用于此目的。
- 您已映射了在 /etc/cinder/cinder.conf 中为 Block Storage 后端生成的配置。因此，其余所有的都是您计划通过 Director 进行的编排。
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