Improve the real or perceived speed of the site, or monitor performance metrics.
The Status Check module can be used as a status check for use with load balancers and website monitoring systems. It performs several checks on the system:
Provides StatsD metrics for all the configured queues' operations.
Queue backend intended to provide hooks for all the queue's methods.
Drupal+ is to Drupal as jQuery Update is to jQuery.
8.x-4.x:
7.x-4.x:
Summary
HTTP Cache Control module helps fine grain control of Drupal's Cache Control headers.