Download the pagespeed RPM package from the official website
wget https://dl-ssl.google.com/dl/linux/direct/mod-pagespeed-stable_current_x86_64.rpm
Create a temporary directory to extract the so file in the rpm package and copy it to the apache modules directory
mkdir mod_pagespeed
rpm2cpio ../mod-pagespeed-stable_current_x86_64.rpm | cpio -idmv
cp usr/lib64/httpd/modules/mod_pagespeed_ap24.so /www/server/apache/modules/mod_pagespeed_ap24.so
Add a pagespeed configuration file and call it in apache
mkdir -p /var/cache/mod_pagespeed/
chown -R www.www /var/cache/mod_pagespeed/
echo 'Include conf/pagespeed.conf' >> /www/server/apache/conf/httpd.conf
LoadModule pagespeed_module /usr/local/apache/modules/mod_pagespeed_ap24.so
<IfModule pagespeed_module>
ModPagespeed on
AddOutputFilterByType MOD_PAGESPEED_OUTPUT_FILTER text/html
ModPagespeedFileCachePath "/var/cache/mod_pagespeed/"
ModPagespeedFileCacheInodeLimit 500000
ModPagespeedAvoidRenamingIntrospectiveJavascript on
ModPagespeedEnableFilters collapse_whitespace
<Location /mod_pagespeed_beacon>
SetHandler mod_pagespeed_beacon
</Location>
<Location /mod_pagespeed_statistics>
Order allow,deny
Allow from localhost
Allow from 127.0.0.1
SetHandler mod_pagespeed_statistics
</Location>
ModPagespeedMessageBufferSize 100000
<Location /mod_pagespeed_message>
Allow from localhost
Allow from 127.0.0.1
SetHandler mod_pagespeed_message
</Location>
</IfModule>
Check if the module has been loaded after restarting apache
/etc/init.d/httpd restart
/www/server/apache/bin/apachectl -M