红帽全球峰会3.13. 执行在线数据库更新
有些 overcloud 组件需要在线更新或迁移其数据库表。要执行在线数据库更新，请针对具有 online_upgrade 标签的任务运行 openstack overcloud external-update 命令。
在线数据库更新适用于以下组件：
- OpenStack Block Storage (cinder)
- OpenStack Compute (nova)
流程
-
以
stack用户身份登录 undercloud 主机。 查找
stackrcundercloud 凭证文件：$ source ~/stackrc针对使用
online_upgrade标签的任务运行openstack overcloud external-update run命令：$ openstack overcloud external-update run --stack <stack_name> --tags online_upgrade
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