[root@controller ~]# yum install mariadb mariadb-server python2-PyMySQL -y Complete! 注释: 安装mariadb软件及相关组件,出现Complete!说明安装成功。 [root@controller ~]# vim /etc/my.cnf.d/openstack.cnf [mysqld] bind-address = 192.168.153.12 default-storage-engine = innodb innodb_file_per_table max_connections = 4096 collation-server = utf8_general_ci character-set-server = utf8 注释:编辑/etc/my.cnf.d/openstack.cnf文件,直接添加,需要注意的是 bind-address=的是自己的ip地址 [root@controller ~]# systemctl enable mariadb.service [root@controller ~]# systemctl start mariadb.service 注释:开启mariadb服务并设置为随系统自启动。