There are plenty of virtualization technologies. There are organizations like VMware, VirtualBox and XEN, whose virtualization allows one to run several virtual computers using one physical computer. I worked at a company called ScaleMP. ScaleMP’s technology, vSMP, turns multiple physical computers into one large computer. Today I was looking for something different. I was looking […]

Today I finished working on a new article called “SMP affinity and proper interrupt handling in Linux”. It describes a problem encountered by many system engineers and administrators and that is how to configure the system to properly handle interrupts. This article concludes a research that I did, those purpose was to find out what […]

Introduction Hardware interrupts has always been expensive. Somehow these small pieces of software consume so much CPU power and hardware and software engineers has always been trying to change this state of affairs. Some significant progress has been made. Still hardware interrupts consume lots of CPU power. You will rarely see effects of interrupt handling […]