Opcache extension for PHP 5.5 and PHP 5.6 on Cloudlinux 8

Issue

• opcache extension is missing in alt-php55 and alt-php56 on CloudLinux 8
• opcache extension does not show up in selector and phpinfo for these versions.

Environment

• CloudLinux
• PHP Selector

Solution

The opcache extension is shipped with the alt-php5x-zend-guard-loader:

# yum install alt-php56-zend-guard-loader 
# yum install  alt-php55-zend-guard-loader