Quick drop in profiler snippet for Go

main-profile.go

// Rename your main func to _main and drop this in
func main() {
	f, err := os.Create("trace_" + time.Now().Format("20060102150405"))
	if err != nil {
		panic(err)
	}
	trace.Start(f)
	_main()
	trace.Stop()
	f.Close()
	f, err = os.Create("memprof_" + time.Now().Format("20060102150405"))
	if err != nil {
		panic(err)
	}
	pprof.WriteHeapProfile(f)
	f.Close()
}