Golang CPU bomb - actually prevents the main thread from getting scheduled to run

cpu_loader.go

package main

import (
	"fmt"
	"os"
	"os/signal"
	"runtime"
	"syscall"
)

func main() {
	numOfProcessors := runtime.NumCPU()
	runtime.GOMAXPROCS(numOfProcessors)
	for i := 0; i < numOfProcessors; i++ {
		go func() {
			for {
			}
		}()
	}
	sigChan := make(chan os.Signal, 1)
	signal.Notify(sigChan, syscall.SIGTERM, syscall.SIGINT, syscall.SIGKILL)
	sig := <-sigChan
	fmt.Println(sig)
}