Scaling software with akka

The reply is implemented in Akka with getSender. A "supevisor detects and responds to the failures of the Actor s it supervises" and Klang stated that this translates to "a clean separation and processing and error handling. Klang talked about "failure management in Java, C, and C " where you are "given a single thread of control. Klang said the way to deal with error handling is to push the error handling out away from the business logic. He then referenced the onion-layer error kernel.

Klang talked about callbacks preRestart and postRestart provided for Actors to handle failures. A Router is a special case of Actor. Klang showed a slide with code using a RoundRobinRouter. He also showed being able to define the deployment scenario outside of the code in configuration file and referencing that from the code with a path. He took this example even further to show code for "remote deployment" specifying a URL with the "akka" protocol, a host name, and a port.

Everything that Klang presented to this point is available today as Akka 2. Klang said that there will be Akka Cluster in the to-be-released-soon Akka 2. He asked for feedback to ensure that the correct APIs and correct functionality are available for clustering in Akka 2. More information on Akka clustering is available in the specification , the user guide, and the code itself. Akka 2. The Typesafe Console is also available to monitor an Akka application and there is a live demo of this available.

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Selection of Akka Production Users 5. How can we achieve this?