I have a service-based application that uses Amazon SQS with multiple queues and multiple consumers. I am doing this so that I can implement an event-based architecture and decouple all the service...

What's the difference between: Asynchronous, Non-Blocking, and Event-base architectures? Can something be both asynchronous and non-blocking (and event-based)? What's most important in programm...

In the context of a microservice architecture, a message driven, asynchronous, event based design seems to be gaining popularity (see here and here for some examples, as well as the Reactive Manife...

In vert.x I can send a message to another verticle and "wait asynchronously" for the reply. The problem is: I want to send messages to multiple verticles and make an async handler to be called whe...

I'm rather new to event based programming. I'm experimenting with epoll's edge-mode which apparently only signals files which have become ready for read/write (as opposed to level-mode which signal...

The Event MPM is not exactly the same design as Nginx, but was clearly designed to make keepalives more tenable and sending static files faster. My understanding is that the Event MPM is a bit of a...

I have n (typically n < 10 but it should scale) processes running on different machines and communicating through amqp using RabbitMQ. Processes are typically long running and may be implemented...

Assuming a team of developers are equally comfortable with writing Javascript on the server side as they are with Python & Twisted, when is Node.js going to be more appropriate than Twisted (an...

I'm writing a networked application. Messages are sent over the transport as such: Network.SendMessage (new FirstMessage() ); I can register an event handler to be called when this message type...

I've written a high-throughput server that handles each request in its own thread. For requests coming in it is occasionally necessary to do RPCs to one or more back-ends. These back-end RPCs are h...