In what ways can server settings, such as those in Control Center Serverdienste, impact the performance and execution of PHP scripts on managed servers like 1&1?

Server settings, such as those in Control Center Serverdienste, can impact the performance and execution of PHP scripts on managed servers like 1&1 by affecting things like memory limits, execution time limits, and allowed functions. To optimize performance, it is important to adjust these settings accordingly to ensure that PHP scripts can run smoothly and efficiently.

// Increase memory limit for PHP scripts
ini_set('memory_limit', '256M');

// Increase maximum execution time for PHP scripts
ini_set('max_execution_time', 300);

// Enable specific functions needed for PHP scripts
ini_set('disable_functions', ''); // Allow all functions