Paul Wallis

Paul Wallis's Blog How does SOA work, how can it be used? And what is WOA? With the use of a real-world example,this article describes why a properly planned and implemented Service Oriented Architecture can create a flexible way of aligning business and IT. Paul Wallis, of Stroma Software (UK) Ltd, explains... Over the past year or so there has been a huge increase in the amount of discussion about Service Oriented Architecture (SOA), and the number of blogs and posts on the subject seems to increase daily. So with over 25 million references to SOA discovered by Google, why bother writing another SOA blog post? Much of the discussion amongst the SOA community is interesting to other technophiles, but only serves to confuse the majority of readers. Bloggers like Mike Kavis try to bring the focus of SOA back to a business perspective, but the vast majority of article... (more)

A Brief History of Cloud Computing: Is the Cloud There Yet?

Paul Wallis's Blog In order to discuss some of the issues surrounding The Cloud concept, I think it is important to place it in historical context. Looking at the Cloud's forerunners, and the problems they encountered, gives us the reference points to guide us through the challenges it needs to overcome before it is adopted. Nick Carr recently commented on IBM's new initiative called Project KittyHawk, which sets out to use their Blue Gene technology. The project aspires to create a “global-scale shared computer capable of hosting the entire Internet as an application”. There have... (more)