Testing Golang's ability to saturate cores

gofib.go

package main

import (
	"fmt"
)

func fibonacci(n uint) uint64 {
	if n <= 1 {
		return uint64(n)
	}

	var n2, n1 uint64 = 0, 1

	for i := uint(2); i < n; i++ {
		n2, n1 = n1, n1+n2
	}

	return n2 + n1
}

func runFib(max uint, c chan uint64) {
	c <- fibonacci(max)
}

func main() {
	ch := make(chan uint64)

	for i := 0; i < 10; i++ {
		go runFib(10000000000, ch)
	}

	for v := range ch {
		fmt.Printf("%v\n", v)
	}
}