Code Wrench

Feb 6, 2026 · Fundamentals

Unlock 95% CPU Utilization in Go: 7 Scheduler Pitfalls and Real‑World Fixes

This article examines why Go programs often suffer from low CPU usage, explores seven common scheduler pitfalls through real production cases, and provides concrete techniques—such as separating I/O from CPU work, tuning GOMAXPROCS, and using worker pools—to boost utilization from 30% to 95% and dramatically improve latency.