eCommerce stacksMagentoMagento 1PHPPHP PHP Create backup Remi repository CentOS 7# CentOS 6 Install/downgrade Install PHP PHP 5.6 PHP 7.0 PHP 7.1 PHP 7.2 Update PHP PHP 5.6 PHP 7.0 PHP 7.1 PHP 7.2 OPcache settings /etc/php.ini settings PHP-FPM default pool Start PHP-FPM Configuration test Start PHP-FPM Start on boot