import "istio.io/istio/pkg/monitoring"

var (
	protocol = monitoring.CreateLabel("protocol")

	requests = monitoring.NewSum(
		"requests_total",
		"Number of requests handled, by protocol",
	)
)

func ExampleNewSum() {
	// increment on every http request
	requests.With(protocol.Value("http")).Increment()

	// count gRPC requests double
	requests.With(protocol.Value("grpc")).Record(2)