:title: Formation
:description: A Deis formation is a set of infrastructure used to host applications and services
:keywords: formation, deis

.. _formation:

Formation
=========
A :ref:`formation` is a set of infrastructure used to host :ref:`Applications <application>`
and services. Each formation includes :ref:`Layers <layer>` of :ref:`Nodes <node>`,
and is managed by a single :ref:`Controller`.