Zend Opcache is an open source component of Zend Server and Zend Server Community Edition. Zend Opcache speeds up PHP execution by opcode caching and optimization. It stores precompiled script bytecode in shared memory. This eliminates the stages of reading code from the disk and compiling it on future access.
Since I installed PHP 5.5.3 and Zend OPcache v7.0.3, it is good for WordPress opcode already. For other cache optimization, I need a cache system. I choose Memcached server. Part 1. Install Memcached Server I install Memcached with following command: Then change the setting of it. Change the last line of
It is the test based on the LEMP, or Linux, Nginx, MySQL and PHP, on Centos 6.4 64bit at Burst.net 1GB VPS. Details about the testing bed: Intel(R) Xeon(R) CPU E5620 @ 2.40GHz, 1 cores, 1GB RAM CentOS Linux 6.4 Linux 2.6.18-348.4.1.el5.028stab107.2 on x86_64 PHP Version 5.4.21 fpm-fcgi Nginx 1.0.15
There are certain PHP configuration tat affect security features. The following recommended security configuration options is for production servers. register_globals set to off safe_mode set to off error_reporting set to off disable these functions: system(), exec(), passthru(), shell_exec(), proc_open(), and popen() open_basedir set for both the /tmp directory and the
XCache is a open-source opcode cacher, which means that it accelerates the performance of PHP on servers. It optimizes performance by removing the compilation time of PHP scripts by caching the compiled state of PHP scripts into the shm (RAM) and uses the compiled version straight from the RAM. This