History: OPcache
Preview of version: 3
Tiki12
Added in Tiki12: OPcache stats are shown in Performance admin panel.
How to install with ClearOS: http://www.clearfoundation.com/docs/howtos/opcache
Related:
http://thephp.cc/viewpoints/blog/2013/06/php-5-5-out-of-the-box-bytecode-cache