How To Install memcache module for php 7.x in CentOS 8
From DevOps Notebook
Enable PowerTools and install dependencies in CentOS 8
# dnf --enablerepo=PowerTools -y install php-pear php-devel zlib-devel libmemcached-devel make
Install memcache module with pecl for php 7.x and add module in php.ini
# pecl install memcache # echo 'extension=memcached.so' >> /etc/php.ini