Java theory and practice: Urban performance legends, revisited [IBM Developer works]
A very well-written article that examines the popular belief on memory-allocation in managed object-oriented languages is inefficient.
From the article:
Brian Goetz has been a professional software developer for over 18 years. He is a Principal Consultant at Quiotix, a software development and consulting firm located in Los Altos, California, and he serves on several JCP Expert Groups. See Brian’s published and upcoming articles in popular industry publications.