Steyn has not used EC2. "South Africa is still quite bandwidth-constrained," making it difficult to effectively use public cloud computing services," he says. "That's why we looked at some kind of a private product."
It took a week or so to deploy Nimbula, but "once we got it up and running, and configured correctly, the product has performed very well," Steyn says. "It's all the things cloud computing is going to give you - much better resource utilization, resource planning, and the ability to simplify the management of your infrastructure components."
Read more about data center in Network World's Data Center section.