Esempio n. 1
0
func benchmarkEndToEnd(dial func() (*Client, error), b *testing.B) {
	b.StopTimer()
	once.Do(startServer)
	client, err := dial()
	if err != nil {
		b.Fatal("error dialing:", err)
	}

	// Synchronous calls
	args := &Args{7, 8}
	procs := runtime.GOMAXPROCS(-1)
	N := int32(b.N)
	var wg sync.WaitGroup
	wg.Add(procs)
	b.StartTimer()

	for p := 0; p < procs; p++ {
		go func() {
			reply := new(Reply)
			for atomic.AddInt32(&N, -1) >= 0 {
				err := client.Call("Arith.Add", args, reply)
				if err != nil {
					b.Critical("rpc error: Add: expected no error but got string %q", err.Error())
				}
				if reply.C != args.A+args.B {
					b.Critical("rpc error: Add: expected %d got %d", reply.C, args.A+args.B)
				}
			}
			wg.Done()
		}()
	}
	wg.Wait()
}
Esempio n. 2
0
func benchmarkEndToEndAsync(dial func() (*Client, error), b *testing.B) {
	const MaxConcurrentCalls = 100
	b.StopTimer()
	once.Do(startServer)
	client, err := dial()
	if err != nil {
		b.Fatal("error dialing:", err)
	}

	// Asynchronous calls
	args := &Args{7, 8}
	procs := 4 * runtime.GOMAXPROCS(-1)
	send := int32(b.N)
	recv := int32(b.N)
	var wg sync.WaitGroup
	wg.Add(procs)
	gate := make(chan bool, MaxConcurrentCalls)
	res := make(chan *Call, MaxConcurrentCalls)
	b.StartTimer()

	for p := 0; p < procs; p++ {
		go func() {
			for atomic.AddInt32(&send, -1) >= 0 {
				gate <- true
				reply := new(Reply)
				client.Go("Arith.Add", args, reply, res)
			}
		}()
		go func() {
			for call := range res {
				A := call.Args.(*Args).A
				B := call.Args.(*Args).B
				C := call.Reply.(*Reply).C
				if A+B != C {
					b.Critical("incorrect reply: Add: expected %d got %d", A+B, C)
				}
				<-gate
				if atomic.AddInt32(&recv, -1) == 0 {
					close(res)
				}
			}
			wg.Done()
		}()
	}
	wg.Wait()
}