Terminology

What is a Harbor?
A Harbor is a logical environment used to isolate containers.  As part of the application lifecycle one or more Harbors can be used to separate containers a...
Thu, Feb 5, 2015 at 1:28 PM
What is a Cluster?
A server cluster is a group of independent hosts running Docker daemons, and working together as a single unit to provide high availability. When a containe...
Thu, Feb 5, 2015 at 1:32 PM
What is an Engine?
An engine is an independent server running a Docker daemon and capable of hosting containers.
Fri, Feb 6, 2015 at 2:57 PM
What is a Vessel?
A Vessel is a logical group of one or more related containers. Although best practice dictates that containers and microservices should be decoupled t...
Thu, Feb 5, 2015 at 8:34 PM
What is a Customs Hall?
Customs Halls are approval workflows. Used as gateways to Harbors they enforce approval rules before containers can be deployed to a Harbor.   Customs Halls...
Thu, Feb 5, 2015 at 8:48 PM
What is a Shipping Lane?
A Shipping Lane is a route or path to production and contains one of more Harbors that a Vessel must traverse on its Voyage to production .  In the traditio...
Thu, Feb 5, 2015 at 8:51 PM
What is a Voyage?
A Voyage is the instantiation of a Vessel along a Shipping Lane.
Thu, Feb 5, 2015 at 8:53 PM
What is a Registry?
A Registry is a repository store where container images are housed.  Docker Registries exist in the following forms: Docker Hub A public registry wi...
Thu, Feb 5, 2015 at 9:06 PM
What is a Container?
A Container is the instantiation of a Docker image. A Container exists whilst it is being executed on a Docker Engine.
Thu, Feb 5, 2015 at 9:08 PM
What is Docker?
Thu, Feb 5, 2015 at 11:52 AM