以下是在CentOS上配置LAMP服务器的步骤：
sudo yum update -ysudo yum install httpd -y，启动服务并设置开机自启：sudo systemctl start httpd，sudo systemctl enable httpd。sudo yum install mariadb-server mariadb -y，启动服务并设置开机自启：sudo systemctl start mariadb，sudo systemctl enable mariadb，运行安全脚本sudo mysql_secure_installation设置root密码等。sudo yum install php php-mysql php-mysqli php-gd php-xml php-mbstring -y，重启Apache使PHP生效：sudo systemctl restart httpd。info.php文件，内容为<?php phpinfo(); ?>，在浏览器中访问http://your_server_ip/info.php，查看PHP信息页面。sudo firewall-cmd --permanent --add-service=http，sudo firewall-cmd --permanent --add-service=https，sudo firewall-cmd --reload。
