Use max cpu on any box

maxcpu.go

package main
 
import (
  "runtime"
  "fmt"
)
 
func main() {
  runtime.GOMAXPROCS(runtime.NumCPU())
  fmt.Println("Starting to use cpu on", runtime.NumCPU(), "cores")
  for i:=0;i<runtime.NumCPU()-1;i++ {
    go forever()
  }
  for { }
}
 
func forever() {
  for { }
}