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Tweak docs introduction 

A bit punchier and tweaked the formatting to make it consistent with
other docs/projects.

Signed-off-by: Ben Firshman <ben@firshman.co.uk>
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Ben Firshman 2015-02-20 15:42:11 +00:00
parent f5205cb7ca
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README.md
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![Docker Swarm Logo](logo.png?raw=true "Docker Swarm Logo") ![Docker Swarm Logo](logo.png?raw=true "Docker Swarm Logo")
`swarm` is a simple tool which controls a cluster of Docker hosts and exposes it Docker Swarm is native clustering for Docker. It turns a pool of Docker hosts
as a single "virtual" host. into a single, virtual host.
`swarm` uses the standard Docker API as its frontend, which means any tool which Swarm serves the standard Docker API, so any tool which already communicates
speaks Docker can control swarm transparently: dokku, fig, krane, flynn, deis, with a Docker daemon can use Swarm to transparently scale to multiple hosts:
docker-ui, shipyard, drone.io, Jenkins... and of course the Docker client itself. Dokku, Compose, Krane, Flynn, Deis, DockerUI, Shipyard, Drone, Jenkins... and,
of course, the Docker client itself.
Like the other Docker projects, `swarm` follows the "batteries included but removable" Like other Docker projects, Swarm follows the "batteries included but removable"
principle. It ships with a simple scheduling backend out of the box, and as initial principle. It ships with a simple scheduling backend out of the box, and as
development settles, an API will develop to enable pluggable backends. The goal is initial development settles, an API will develop to enable pluggable backends.
to provide a smooth out-of-box experience for simple use cases, and allow swapping The goal is to provide a smooth out-of-box experience for simple use cases, and
in more powerful backends, like `Mesos`, for large scale production deployments. allow swapping in more powerful backends, like Mesos, for large scale production
deployments.
## Installation ## Installation

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userguide.md
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page_keywords: docker, swarm, clustering page_keywords: docker, swarm, clustering
--- ---
# Docker Swarm: a Docker-native clustering system # Docker Swarm
Docker `swarm` helps you control a cluster of Docker hosts (known as nodes) Docker Swarm is native clustering for Docker. It turns a pool of Docker hosts
and expose them as a single "virtual" host. into a single, virtual host.
The Docker `swarm` manager can be interacted with using the Docker API, which means Swarm serves the standard Docker API, so any tool which already communicates
any tool which can communicate with a Docker Daemon using that API, can control with a Docker daemon can use Swarm to transparently scale to multiple hosts:
a Docker swarm transparently: dokku, fig, krane, flynn, deis, docker-ui, shipyard, Dokku, Compose, Krane, Flynn, Deis, DockerUI, Shipyard, Drone, Jenkins... and,
drone.io, Jenkins... and of course the Docker client itself. of course, the Docker client itself.
Like the other Docker projects, `swarm` follows the "batteries included but removable" Like other Docker projects, Swarm follows the "batteries included but removable"
principle. It ships with a simple scheduling backend out of the box, and as initial principle. It ships with a simple scheduling backend out of the box, and as
development settles, an API will develop to enable pluggable backends. The goal is initial development settles, an API will develop to enable pluggable backends.
to provide a smooth out-of-box experience for simple use cases, and allow swapping The goal is to provide a smooth out-of-box experience for simple use cases, and
in more powerful backends, like `Mesos`, for large scale production deployments. allow swapping in more powerful backends, like Mesos, for large scale production
deployments.
## Installation ## Installation