1.1 What is Akka?1.2 Actors: A quick overview1.3 Two approaches to scaling: Setting up the example1.4 Traditional scaling1.4.1 Traditional scaling and durability: Moving everything to the database1.4.2 Traditional scaling and interactive use: Polling1.4.3 Traditional scaling: Transactions1.5 Scaling with Akka1.5.1 Scaling with Akka and durability: Sending and receiving messages1.5.2 Scaling with Akka and interactive use: Pushing messages1.5.3 Scaling with Akka and failure: Asynchronous decoupling1.5.4 The Akka approach: Sending and receiving messages1.6 Actors: One programming model to rule up and out1.6.1 An asynchronous model1.6.2 Actor operations1.7 Akka actors1.7.1 ActorSystem1.7.2 ActorRef, mailboxes, and actors1.7.3 Dispatchers1.7.4 Actors and the networkSummary