❤

Myself

SW Engineer at Gutefrage.net
Java / Scala Enthusiast
Eclipse IDE User
Twitter / Github @muuki88

What you will learn today

Akka Cluster Basics
Building an Akka Cluster Frontend with Play
Creating docker and debian packages

Cluster

Cluster Singleton
Cluster Sharding
Cluster Aware Routers

Groups vs. Pools

Pool

Router spawns remote actors

Group

Router selects existing actors

Enable

# application.conf
akka.actor.provider = "akka.cluster.ClusterActorRefProvider"

akka.remote.netty.tcp {
  hostname = "127.0.0.1"
  port = 0
}

akka.cluster {
  seed-nodes = [
    "akka.tcp://ClusterSystem@127.0.0.1:2551"
    "akka.tcp://ClusterSystem@127.0.0.1:2552"
  ]

  roles = [ backend ]
}