Installing Drupal Commons

Because Drupal Commons is a Drupal 7-based distribution that helps you build social business communities for your site's visitors, you can install it in any local or hosted environment that meets the Drupal Commons 3.x system requirements.

Installation instructions

Because Drupal Commons is simply a Drupal distribution that includes several additional features and modules, its installation method is similar to many other available distributions.

For a detailed set of Drupal installation instructions, see Installing Drupal 7 on

After completing your installation, you should configure your website's file system settings to determine if Drupal Commons has the ability to restrict file downloads to users.

Memcache configuration

If you use Memcached in your environment, after installing Drupal Commons, complete the following steps:

  1. Edit your website's settings.php file in the docroot/sites/[sitename]/ folder.
  2. Add the following lines to the end of the settings.php file:

    $conf['cache_default_class'] = 'MemCacheDrupal';
  3. Sign in to your website, and then go to Menu > Configuration > Message subscribe settings.
  4. Select the Use queue check box, and then click Save configuration.
  5. Go to Menu > Structure > Radioactivity.
  6. Find the commons_ra_node element in the list, and then click its Edit link.
  7. In the Incident storage list, click Memcached storage - write incidents to memcached, and then click Save.

Acquia Cloud Free message subscription settings

If you are using Acquia Cloud Free for your website, complete the following additional steps after you install Drupal Commons:

  1. Sign in to your website, and then go to Configuration > Message subscribe settings.
  2. Select the Use queue check box.
  3. Click Save configuration.

Contact supportStill need assistance? Contact Acquia Support