Scheduler

2025

Tricky parts of Golang. GOMAXPROCS, CPU Pinning, and the Scheduler You Can't See Mar 12

You set GOMAXPROCS=8 on a 16-core machine because you read that matching CPU count improves throughput. Your CPU-bound service gets slower. The goroutine count on the dashboard rises steadily. Nothing in the logs explains it, and the Go documentation does not mention this case.