红帽全球峰会17.4. OpenStack overcloud 升级聚合
此命令在 overcloud 升级过程中执行最后的步骤。最后一步将 overcloud heat 堆栈与 OpenStack Platform 16.2 overcloud 计划和您更新的环境文件同步。此过程可确保生成的 overcloud 与新 OpenStack Platform 16.2 overcloud 的配置匹配。该命令与 openstack overcloud deploy 命令类似，并使用许多相同的选项。
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