Before Install 가능한 OS : Ubuntu18.04, CentOS7, CentOS8 Hardware Spec Server bare-metal CentOS 7 Openstack-aio ussuri Install vim /etc/selinux/config ... SELINUX=disabled ... systemctl stop firewalld systemctl disable firewalld yum update -y cd /etc mv yum.repos.d yum.repos.d_bak mkdir yum.repos.d vim /etc/yum.repos.d/CentOS-Base.repo ... [base] name=CentOS-$releasever - Base baseurl=http://ftp.da..
