OpenStack Glossary

Some common terms which you might come across frequently on using OpenStack cluster:

Horizon

Core project which provides a dashboard, a web interface. It is based on Django (A python based web framework).

Nova

Core project that provides Compute services.

Glance

Core project that provides the OpenStack Image Service.

Cinder

Core project that provides block storage services for VMs

Swift

Core project which provides object storage services.

Floating IP Address

An IP address that a project can associate with a VM so that the instance has the same public IP address each time that it boots. You create a pool of floating IP addresses and assign them to instances as they are launched to maintain a consistent IP address for maintaining DNS assignment.

External link for OpenStack Glossary

Reference glossary