Key points

• enable http2 & change mpm prefork to event
• php-fpm

Enable http2

On apache + prefork to event – https://techwombat.com/enable-http2-apache-ubuntu-16-04/

sudo add-apt-repository ppa:ondrej/apache2
sudo apt update
sudo apt upgrade
sudo apt install php7.0-fpm 
sudo a2enmod proxy_fcgi setenvif
sudo a2enconf php7.0-fpm 
sudo a2dismod php7.0 

sudo a2dismod mpm_prefork 
sudo a2enmod mpm_event 
sudo service apache2 restart
sudo service php7.0-fpm restart

Add in <VirtualHost>… </VirtualHost> for individual site, or in apache.conf file, for global settings.

Protocols h2 h2c http/1.1

sudo a2enmod http2
sudo service apache2 restart

Nginx – Need to compile nginx with http2 module
./configure –with-compat –add-dynamic-module=../ModSecurity-nginx –with-http_ssl_module –with-stream_ssl_module –prefix=/etc/nginx –with-http_v2_module

** mod_security for nginx, follow this : https://www.nginx.com/blog/compiling-and-installing-modsecurity-for-open-source-nginx/

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