yum安装openstack

1）升级当前软件包，以避免出现错误node yum update浏览器 2）安装RDO包blog yum install https://repos.fedorapeople.org/repos/openstack/openstack-rocky/rdo-release-rocky-1.noarch.rpmget 3）安装openstack的安装包packsackclass yum install

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