OpenStack部署：安装MySQL数据库

安装Mysql数据库服务

controller节点

yum install mysql mysql-server MySQL-python

修改 /etc/my.cnf文件[mysqld]中添加

max_connections=10000
default-storage-engine = innodb
innodb_file_per_table
collation-server = utf8_general_ci
init-connect = 'SET NAMES utf8'
character-set-server = utf8

启动服务

systemctl enable mariadb.service

systemctl start mariadb.service

配置Mysql

mysql_secure_installation

按enter确认后设置数据库root密码

Remove anonymous users? [Y/n] y
Disallow root login remotely? [Y/n] n
Remove test database and access to it? [Y/n] y
Reload privilege tables now? [Y/n] y

修改/usr/lib/systemd/system/mariadb.service

[Service]新添加两行如下参数：

LimitNOFILE=10000
LimitNPROC=10000

重新加载系统服务，并重启mariadb服务

systemctl daemon-reload

service mariadb restart

compute节点

yum -y install MySQL-python

安装Mongo数据库服务

controller:

yum install -y mongodb-server mongodb

编辑 /etc/mongod.conf文件

删除bind_ip行
修改 smallfiles = true

systemctl enable mongod.service

systemctl start mongod.service

安装RabbitMQ服务

controller:

yum install -y rabbitmq-server

systemctl enable rabbitmq-server.service

systemctl restart rabbitmq-server.service

rabbitmqctl add_user openstack 000000

rabbitmqctl set_permissions openstack ".*" ".*" ".*"

安装memcahce

controller:

yum install memcached python-memcached

systemctl enable memcached.service

systemctl restart memcached.service