Architect's Guide

Mar 23, 2025 · Fundamentals

Understanding Time Slices, Hyper‑Threading, and Context Switching in Multithreaded Systems

This article explains how modern multi‑core CPUs use time slices, hyper‑threading, and various context‑switching mechanisms—including preemptive and cooperative scheduling—to manage threads efficiently, and offers practical tips for reducing switching overhead and optimizing thread counts.