Enable Zend OPcache in PHP

To enable Zend OPCache in PHP, edit php.ini add following to end of the file

Now you may need to adjust some settings, in php.ini uncomment following, change values as needed.

Verify it with

Restart web server. If you using php-fpm or fcgi, you need to restart the process.

phpinfo() will show

Zend OPcache in phpinfo