Ask, Tell and Per-Request Actors

Very instructive post by Ian Forsey showing the differences between designing around the ask pattern and using ordinary actor tells:

Running an Akka cluster in an EC2 Autoscaling Group

Informative and thorough step by step instructions on how to run an autoscaling #akka cluster on EC2 by @chrisloy

Advanced Reactive Programming with Akka and Scala (Monitoring & Sharding)

After getting acquainted with Akka in our first Akka lab, we – @RoadRunner12048 and @dmitterd – wanted to try monitoring an Akka application to get a better understanding of its dynamic behavior. Additionally, we wanted to play with clustering support. We used a very rough Stock trading simulation and a Ping-Pong application that we’ve both implemented in the first lab as subject for our experiments.

Read the second blog from our akka lab here…

Akka pub/sub extension for RTI Connext DDS

Blog post by by Gianpiero Napoli describing an Akka DDS Extension that allows efficient one­-to-­many communication through the PUB/SUB Model offered by DDS.

Akka 2.3.5 Released

We—the Akka committers—are pleased to be able to announce the availability of Akka 2.3.5. This release contains a few improvements and one new feature, see release notes.

Three flavours of request-response pattern in Akka

Nice blog post by Tomasz Nurkiewicz explaining the pros and cons of different ways of implementing request-response messaging with Akka.

An Actor-based User Similarity Recommender

@nothergeek experiments with big data crunching using the Akka Toolkit while prototyping An Actor-based User Similarity Recommender

Case Study: WhitePages Rebuilds with Scala and Akka to Improve Scaling

A new case study about WhitePages’ rewrite to an Scala and Akka based system just came out. Our favourite quote is “Using Akka for one crucial, high-throughput service […] reduced the number of servers required from 60 to 5 with improvements to latency, stability, and consistency”.

Read the entire study here: Case Study: WhitePages rebuilds with Scala and Akka to improve scaling

Routers and load balancing for building scalable highly available apps revisited

Marek Prochera revisits Akka’s different router configurations and deployment patterns in his latest blog post: Building a scalable and highly available reactive applications with Akka! Load balancing revisited.

Typesafe podcasts

Typesafe has launched a new podcast channel:

Tune in to listen about designing akka powered reactive and scalable applications on your way to work (and not only :-))!