A pre-built playbook from Ansible Galaxy lets us easily install Redis. (Even we don't re-invent the wheel every time.)

The Request Metrics application will use Redis as its main data store. We need to install Redis on our servers to find out if this is a good plan. Ansible provides a repeatable way of doing this configuration work.

Read More: https://requestmetrics.com/making-of/episode-10-installing-redis-using-an-ansible-galaxy-role