How To Fix MySQLTUNER [!!] Attempted to use login credentials from debian maintenance account, but they failed

MySQLTuner is a script written in Perl that helps us to analyze and configure the MySQL/MariaDB database server in order to get increased performance, stability and balanced server environment. However, under certain conditions we cannot execute the mysqltuner command. That error most often occurs on Debian/Ubuntu systems, where we really can’t run the mysqltuner command. …

How To Upgrade MariaDB v5.5 to MariaDB v10.4 on VestaCP CentOS 7.7

VestaCP is an open source control panel, lightweight and absolutely free. This control panel is designed to be very lightweight which can work seamlessly with Apache web server + Nginx as a reverse proxy, or Nginx web server + PHP-FPM (PHP FastCGI Process Manager). VestaCP also supports almost all Linux operating systems, including RHEL / …