Liangxu Linux

Jun 2, 2021 · Operations

Mastering Linux Multi‑Core Scheduling: Strategies, Algorithms, and Performance Optimizations

This article explains Linux's sophisticated scheduling system for multi‑core, SMP, and NUMA architectures, describes global, clustered, partitioned, and arbitrary schedulers, details scheduling domains and load‑balancing mechanisms, and provides practical performance‑tuning techniques using tools like perf, flame graphs, and various kernel optimizations.