Open Source Tech Hub

Dec 11, 2025 · Fundamentals

Why ‘Share Nothing’ Should Be the Default Concurrency Model for Modern Servers

Exploring the historical shift from memory‑constrained SMP systems and POSIX threads to today’s powerful hardware, this article argues that the ‘share‑nothing’ concurrency principle—embodied in Go’s CSP model and PHP’s parallel extension—should replace legacy lock‑based paradigms as the default approach.