The latest info about eLearning with Chamilo
The default installation of Varnish 3 on Debian-based system (including Ubuntu) will set a default timeout for sending files to users (i.e. for users files download) to 60 seconds. To change this limit, it is necessary to update your default…
If you’re using Varnish cache, you will be familiar with the “service varnish restart” then the “oh, there’s a config error and now all my sites are down!”. Fear no more: there’s a command to check your Varnish syntax before…
I had serious problems with a Drupal website with many Varnish optimizations. It so occurs that one of them, a return(lookup) on images and css extensions, was really the one causing the problem: if (req.url ~ “.(png|jpg|jpeg|swf|css|ico)”) { return(lookup); }…
Just a self-reminder, in the vcl_recv section (before sending request to the backend), check the url you want to always serve from cache and tell it to return(lookup); if (req.url ~ “request_server.php$”) { return(lookup); } Reload Varnish and get…