How to install APC (Alternative PHP Cache) in Linux

什麼是apc? Alternative PHP Cache (APC) 是PHP 的程式碼快取，讓你的程式在第一次執行時編好，接下來的存取就不必再重編以加快速度。

最近在維護自己的機器，發現網站每秒request 只要10幾次就會感覺吃很多資源，然後莫名CPU 飆高到100%，後來只好去找怎麼去tuning Apache，MySQL，PHP， ...

APC works correctly with mod_php in the sense that all Apache processes share the same APC cache. In fact, a FastCGI configuration may be more ...

The file can be found compressed here /usr/share/doc/php-apc/apc.php.gz. If you don't want do look online you can query the list of files installed by the ...

PHP will use it automatically. You don't have to change your code at all to use a caching accelerator.

Since APC suppport is dropped from PHP v5.5 onwards, the most recent version of APC (3.1.3) will be the right one to go for. The PECL site lists ...

i finally managed to install apc with the help from here. i installed on IIS7. added to end of php.ini [PHP_APC] extension=php_apc.dll ...

This year I wrote on how best to install Sugar CRM including installing the APC cache engine. I have just had call to install this again, ...

If APC is running out of shared memory but apc.shm_size is set as high as the system allows, raising this value might prevent APC from exhausting its memory.