Troubleshooting
- Check the NGINX log file
 - Deny connections from bots/attackers using NGINX
 - Check the MariaDB log files
 - Check the MySQL log file
 - Disable binary logging in MySQL
 - Install and run mysqltuner
 - Debug PHP-FPM errors
 - Modify PHP script execution time
 - Send email with PHP using an external SMTP account
 - Debug phpMyAdmin errors
 - Deny connections from bots/attackers using Varnish(TM)
 
mariadb
                  
                    mysql
                  
                    php
                  
                    phpmyadmin
                  
                    varnish