For the last twenty years, the standard Practice has been to scale server performance with multi-processor (MP) systems. What is not widely understood is that after processors integrated the Memory controller, the initial step from single processor to 2-way has only moderate scaling due to the introduction of non-uniform memory access (NUMA) in the MP system architecture. Scaling versus cores within a single processor however, can be excellent. The new practice should now be to employ single processor...(read more)