3 mins introduction of AKKA

1. Introduction of AKKA
@homerquan

2. Why
• AKKA is good for an app
• distributed
• fault-tolerant
• soft real-time
• highly available
• non-stop (hot swap)
Source: http://www.reactivemanifesto.org

3. How
• Actor model
• Actor is an entity, similar to object in
OOP
• Actors communicate by messages
(share nothing)
• Actor can be stateful or stateless
• Actor can save to persistent storage

4. Comparation
• In-memory database
• Near real-time big-data framework
• Erlang, scala, RxJava