runtime package

Canonical docs for goroutine scheduling knobs, stack dumps, environment controls, and runtime introspection.

• Author: Go Team
• Authority: primary
• Kind: package-doc
• URL: https://pkg.go.dev/runtime

What it covers

• GOMAXPROCS and scheduling knobs
• goroutine and stack introspection
• runtime environment behavior

Why authoritative

Official package documentation for the Go runtime surface exposed to programs.

Use when

• what does GOMAXPROCS do in Go
• how do I inspect the Go runtime here
• what runtime knobs affect goroutine scheduling

Keywords

• runtime, GOMAXPROCS, goroutine, scheduler, stack dump

Used by

• gomaxprocs
• work-stealing
• goroutine-dump-debugging