Akka Cluster ... pretty minimal setup ...
Run seed node:
sbt run # default management.port = 19999
Run second node:
sbt -Dclustering.port=2553 -Dmanagement.port=20000 run
Run third node:
sbt -Dclustering.port=2554 -Dmanagement.port=20001 run
And so on
Access Akka Management Cluster HTTP via curl
$ curl -XGET http://127.0.0.1:19999/cluster/members | python -mjson.tool
$ curl -XGET http://127.0.0.1:20000/cluster/members | python -mjson.tool
$ curl -XGET http://127.0.0.1:20001/cluster/members | python -mjson.tool
etc