Install Memcache to CWP7

In this tutorial we’ll install Memcached and Redis PHP Extensions with Php Selector 8.1 on CWP. CWP have some nice php extensions implemented for php switcher like memcached and redis etc. Today I’ll going to show you how to do that with php selector.

First, update the system:
Next, install the official Memcached package memcached; as well as libmemcached, which provides several utilities to work with Memcached:Note: libmemcached – a client library that offers a couple of tools to manage your Memcached server.

Start the memcached on boot :

Securing Memcached Configuration Settings for Local Access Only: 
To make assure that installed Memcached service is listening on the 127.0.0.1 local interface, We will also disable the UDP listener. Both of these actions will protect our server from denial of service To do this, we will add the -U 0 parameter to our OPTIONS variable. The file in full should look like this:Save and close the file when you are done. Restart and enable your Memcached service to apply your configuration changes:[/code]

You can verify Memcached is bound only to the local interface and listening only to TCP connections with the ss command:To check that Memcached is up and running, type the following:
To use Memcached as a caching database for your PHP application such as WordPress , Drupal or Magento , you need to install the php-pecl-memcached extension:

Install php memcached extension :Now We’ll Build and install PHP MEMCACHED on php-fpm 8.1  :curl -L pecl.php.net/get/memcached -o memcached.tgz)Add this line to php.ini navigate to php selector >> Edit php.ini(under the php version you installed memcached php

for php-fpm8.1 we will navigate to /opt/alt/php-fpm81/usr/php/php.ini
Restart server or just restart memcache and nginx