17 lines
689 B
Markdown
17 lines
689 B
Markdown
## Prerequisites
|
|
|
|
* Docker v1.12.1 to v1.12.3
|
|
* Port `2377` and `2378` must be open
|
|
* Hosts are registered with `-e CATTLE_AGENT_IP=<private ip>` flag (IP address must be a system address)
|
|
|
|
## Features
|
|
|
|
* Automatically scale up/down a Swarm by adding/removing hosts to/from an environment
|
|
* Please do not attempt to run `docker swarm` commands manually
|
|
* Configurable number of managers tunable to desired [fault tolerance](https://docs.docker.com/engine/swarm/admin_guide/#/add-manager-nodes-for-fault-tolerance)
|
|
* Reconciliation promotes/demotes managers/workers to maintain fault tolerance
|
|
|
|
## Limitations
|
|
|
|
* Swarm over public networks is not supported in Docker 1.12.3 and earlier
|