curl -D- http:\/\/example.com | grep X-Mod-Pagespeed<\/p>\n
shows all zeros if it isn’t installed<\/p>\n
if it is installed,<\/p>\n
% Total % Received % Xferd Average Speed Time Time Time Current
\n Dload Upload Total Spent Left Speed
\n100 966 0 966 0 0 723 0 –:–:– 0:00:01 –:–:– 1618\t<\/p>\n
or alternately curl -D- http:\/\/example.com |less <\/p>\n
should show something like:<\/p>\n
Date: Fri, 07 Sep 2012 21:51:06 GMT
\nServer: Apache\/2.2.3 (CentOS)
\n…
\nX-Mod-Pagespeed: 0.10.22.4-1633<\/p>\n
% Total % Received % Xferd Average Speed Time Time Time Current
\n Dload Upload Total Spent Left Speed
\n100 966 0 966 0 0 723 0 –:–:– 0:00:01 –:–:– 1618\t<\/p>\n","protected":false},"excerpt":{"rendered":"
curl -D- http:\/\/example.com | grep X-Mod-Pagespeed shows all zeros if it isn’t installed if it is installed, % Total % Received % Xferd Average Speed Time Time Time Current Dload Upload Total Spent Left Speed 100 966 0 966 0 … Continue reading