Was it just that before upgrading they weren't using APC? Obviously, using opcode cache would improve performance... http://2bits.com/articles/php-op-code-cache

Was it just that before upgrading they weren't using APC? Obviously, using opcode cache would improve performance... http://2bits.com/articles/php-op-code-caches-accelerators-a-must-for-a-large-site.html http://2bits.com/articles/php-op-code-caches-accelerators-a-...