红帽全球峰会第 1 章 将 OpenStack Platform 15 升级到 16.1 简介
本文档提供了工作流，可帮助您将 Red Hat OpenStack Platform 15 升级到 16.1，并使用最新的软件包和容器更新您的环境。
本指南通过以下版本提供升级路径：
| 旧版 OpenStack 版本 | 新的 OpenStack 版本 |
|---|---|
| Red Hat OpenStack Platform 15.0 | Red Hat OpenStack Platform 16.1 |
1.1. 高级别工作流
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下表概述了升级过程所需的任务：
| 任务 | Description |
|---|---|
| 为升级准备您的环境 | 准备并配置升级所需的软件仓库、模块和容器。 |
| 升级 undercloud | 将 undercloud 升级到最新的 OpenStack Platform 16.1 版本。 |
| 升级 overcloud | 将 overcloud 升级到最新的 OpenStack Platform 16.1 版本。升级所有 Controller、Compute 和 Ceph Storage 服务。运行聚合命令以刷新 overcloud 堆栈。 |
| 重新引导 overcloud | 重新引导 overcloud。 |
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