wget http://dev.mysql.com/get/mysql-community-release-el7-5.noarch.rpm
rpm -ivh mysql-community-release-el7-5.noarch.rpm
yum install mysql-community-server
mysql mysqld restart OR systemctl start mysqld.service
mysql -uroot
参考资料
https://www.linode.com/docs/databases/mysql/how-to-install-mysql-on-centos-7
php xdebug, zendOpcache
https://xdebug.org/
http://php.net/manual/zh/opcache.installation.php
http://php.net/manual/zh/opcache.configuration.php
用 CentOS 7 打造合适的科研环境
https://seisman.info/linux-environment-for-seismology-research.html