Alrighty folks, if youâ€™ve been following along with the High Performance WordPress post series you will by now have experienced the awesomeness of a WordPress website running on nginx. If youâ€™ve not been following along what are you waiting for? Go check out the following posts first:
Part 1 – VPS Setup
Part 2 – nginx/mysql setup
Part 3 – WordPress setup & tuning on nginx
Today weâ€™re going to sqeeze even more performance out of your trusty little VPS by configuring and tuning an opcode cache for php.
What is an Opcode cache?
PHP differs from languages like Java and the .net framework in that it is an interpreted language meaning that each time you call a PHP script, the …