mod_pagespeed is an Apache module that improves website speed and performance. It offers more than 40 website optimizations such as image, css, js, html optimization, deferred loading as well as caching. Here’s how to install and configure mod_pagespeed with Apache.
How to Install and Configure mod_pagespeed with Apache
Here are the steps to install and configure mod_pagespeed with Apache.
1. Install mod_pagespeed with Apache
Open terminal and run the following command
On RHEL/CentOS and Fedora
----------- On 32-bit Systems ----------------- # wget https://dl-ssl.google.com/dl/linux/direct/mod-pagespeed-stable_current_i386.rpm # yum install at [# if you don't already have 'at' installed] # rpm -Uvh mod-pagespeed-stable_current_i386.rpm ----------- On 64-bit Systems ----------------- # wget https://dl-ssl.google.com/dl/linux/direct/mod-pagespeed-stable_current_x86_64.rpm # yum install at [# if you don't already have 'at' installed] # rpm -Uvh mod-pagespeed-stable_current_x86_64.rpm
On Debian and Ubuntu
----------- On 32-bit Systems ----------------- $ wget https://dl-ssl.google.com/dl/linux/direct/mod-pagespeed-stable_current_i386.deb $ sudo dpkg -i mod-pagespeed-stable_current_i386.deb $ sudo apt-get -f install ----------- On 64-bit Systems ----------------- $ wget https://dl-ssl.google.com/dl/linux/direct/mod-pagespeed-stable_current_amd64.deb $ sudo dpkg -i mod-pagespeed-stable_current_amd64.deb $ sudo apt-get -f install
Bonus Read : How to Check if mod_expires is enabled
2. Configure mod_pagespeed in Apache
After installation, mod_pagespeed is automatically enabled in Apache. You can configure mod_pagespeed by modifying its main configuration file located at:
- /etc/httpd/conf.d/pagespeed.conf (for RPM/CentOS/Fedora based distributions)
- /etc/apache2/mods-enabled/pagespeed.conf (for Debian/Ubuntu based distributions)
If you want to turn off mod_pagespeed, add the following line to your pagespeed.conf file
ModPagespeed off
If you want to turn it on, add
ModPagespeed on
You will find more configuration options at https://www.modpagespeed.com/
Bonus Read : How to Enable mod_headers in Apache
3. Restart Apache Server
Restart Apache web server to Apply changes.
Ubuntu/Debian
$ sudo service apache2 restart
CentOS/Redhat/Fedora
$ sudo service httpd restart
Bonus Read : How to Secure Apache with Let’s Encrypt
4. Verify mod_pagespeed module
Open terminal and run the following command to send request to your IP or domain.
# curl -D- http://your_IP_or_domain/ | less
You should see the X-mod-Pagespeed header in your output
HTTP/1.1 200 OK Date: Fri, 04 Mar 2016 07:37:57 GMT Server: Apache/2.4.6 (CentOS) PHP/5.4.16 ... X-Mod-Pagespeed: 1.9.32.13-0 ---
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