This is the first article of a multi-part series on low-latency programming in Java. At the end of this introductory article, you will have grasped the following concepts: What is latency, and why should I worry about it as a developer? How is latency characterized, and what do percentile numbers mean? What factors contribute to latency? So, without further ado, let’s begin.
Source: Low-Latency Java: Part 1 — Introduction – DZone Java