Lifehacks

How do I enable PHP OpCode caching?

How do I enable PHP OpCode caching?

Enabling opcode caching In the SOFTWARE section of the cPanel home screen, click Select PHP Version. Select the check box next to the opcode caching extension you want to enable: If you are using PHP version 5.4 or older, select apc. If you are using PHP version 5.5 or newer, select opcache.

What is PHP OpCode caching?

What are OpCode Caches? OpCode Caches are a performance enhancing extension for PHP. They do this by injecting themselves into the execution life-cycle of PHP and caching the results of the compilation phase for later reuse. It is not uncommon to see a 3x performance increase just by enabling an OpCode cache.

How do I turn on Zend OPcache?

Setup Zend OPcache on CentOS 7

  1. Install the PHP Zend OPcache: yum install php-pecl-zendopcache.
  2. Configure Zend OPcache optimized for your PHP application.
  3. If you don’t want to apply Zend OPcache to your development site you may add its path at opcache-default.blacklist: vi /etc/php.d/opcache-default.blacklist.

Is default OPcache PHP enabled?

OPcache is enabled by default which you can see in a phpinfo.

How do I know if OPcache is enabled?

Answer

  1. Check which PHP handler is used by the website at Domains > example.com > PHP Settings > PHP support ( PHP version …)
  2. Check if Opcache is enabled for the domain at Domains > example.com > PHP Settings > Performance Settings > opcache.enable “on”

What is APCu cache?

APCu is a user-accessible PHP cache. Pantheon provides APCu by default across all plans, but the size of the APCu memory cache (apc. shm_size) varies depending on the service level. See the Application Containers overview to learn more about APCu on Pantheon’s container architecture.

How do I turn off Zend OPcache?

You need to set it outside PHP:

  1. If PHP runs as Apache module, use an .htaccess file: php_flag opcache.enable Off.
  2. If PHP runs as CGI/FastCGI, use a .user.ini file: opcache.enable=0.

How do I know if Opcache is enabled?

How do I install Zend Opcache?

Install Zend OPcache in Ubuntu

  1. Pecl Install. Write this in your terminal: :~$ sudo pecl install zendopcache-7.0.4.
  2. Find where opcache.so is located. :~$ sudo find / -name ‘opcache.so’
  3. Add the extension to PHP.ini. Add this line in your php.ini file that you find in /etc/php5/apache2.
  4. Test your new config.

What is OPcode cache WordPress?

You can speed up your WordPress site so it’s around three times faster or more with the OPcache PHP OPcode caching system. OPcache is a type of caching system that saves precompiled script bytecode in a server’s memory called a cache, so each time a user visits a web page, it loads faster.

How do I disable PHP INI OPcache?

How do I enable opcode caching in cPanel?

To enable opcode caching for your account, follow these steps: Log in to cPanel. In the SOFTWARE section of the cPanel home screen, click Select PHP Version. Select the check box next to the opcode caching extension you want to enable: If you are using PHP version 5.4 or older, select apc. Click Save.

Does PHP opcode caching improve site performance?

Yet the warning: PHP OPcode caching Not enabled PHP OPcode caching can improve your site’s performance considerably. It is highly recommended to have OPcache installed on your server.

How to enable Opcache in Lampp?

;zend_extension = opache.so  now restart lampp sudo /opt/lampp/lampp restart and check in phpinfo.php . We can see opcache is enabled and showing all the extension related to opcache . To change the value of extension. Then add following lines under “zend-extension = opcahe.so”                  zend-extension = opcahe.so

Do all accounts have opcode caching enabled by default?

Although many server accounts already have opcode caching enabled by default, some accounts (for example, Turbo Reseller servers) do not. The Alternative PHP Cache (APC) and OPcache provide opcode caching.