Performance

Sandbox - implement queue support for imageinfo_cache.

Provides a manual method for clearing Varnish based on various criteria (including filetype, Drupal menu etc)

Provide probe and status pages for load balancers and monitoring tools to check against

Add on for Ultimate Cron. Create an arbitrary number of threads per queue, and use them in a throttling manner based on a threshold.

This module is pretty straightforward. It purges the varnish cache for your devcloud acquia hosting for an edited page. This way your anonymous visitors will see the most recent version.

A module that helps assist with busting caches (notably Varnish and Akamai) when forms are submitted by setting a NO_CACHE cookie in the user's browser.