Monthly Archives: November 2012

Cubeia + NDA = No Go

Frequently we’re asked to sign Non-Disclosure Agreements (NDA). Either they’re presented at an exploratory stage or when agreements or licenses are to be written. Generally we say no to them, and here’s why.

By |Friday, November 30, 2012|cubeia|2 Comments

Debugging Class Loading with AOP

In this article I’ll briefly discuss how Aspect Oriented Programming (AOP) using AspectJ can be used to debug class loading, in particular in instances where a system have multiple class loaders. I’ll assume a basic understanding of Java class loading and AOP.

By |Friday, November 23, 2012|Uncategorized|Comments Off on Debugging Class Loading with AOP

Web Socket Performance

We’re gearing up for the 1.8 release of Cubeia Firebase which will include native server-side support for HTML5 in the form of WebSockets and Comet, and naturally we want to make sure the performance is up to our normal standard. In this article we’l compare the standard Firebase binary socket communication with web sockets.

By |Friday, November 23, 2012|Uncategorized|Comments Off on Web Socket Performance

Singleton Scalability

This article looks at a simple scalability scenario using so called “singleton” configurations of Cubeia Firebase 1.7 Enterprise Edition. It is looking at high load scenarios on limited hardware, and will discuss the implications of the test result.

By |Friday, November 23, 2012|Uncategorized|Comments Off on Singleton Scalability

Design a Server Cluster for Load Testing

This article describes how we used JBoss Cache to create a clustered load server solution for our Java based load tool.

You want me to load test what?

At my previous place of work and currently at Cubeia, I am working with high capacity multiplayer systems. Our current game server, Firebase, is targeted to handle tens of thousands of concurrent players. One problem one quickly realizes when working with high capacity systems is that you need to verify the capacity by load testing it continuously.
By |Friday, November 23, 2012|Uncategorized|Comments Off on Design a Server Cluster for Load Testing