local := grid.Managers[0]
	remote := grid.Managers[1]

	// 1: Echo
	h1 := NewSingleHandler[*testRequest, *testResponse](handlerTest, func() *testRequest {
		return &testRequest{}
	}, func() *testResponse {
		return &testResponse{}
	})
	// Handles incoming requests, returns a response
	handler1 := func(req *testRequest) (resp *testResponse, err *RemoteErr) {
		resp = h1.NewResponse()
		*resp = testResponse{

		filterCompletedAtGot = completedAt
	})

	testRequest, err := http.NewRequest(http.MethodGet, "/api/v1/namespaces", nil)
	if err != nil {
		t.Fatalf("failed to create new http request - %v", err)
	}

	testRequest = testRequest.WithContext(withRequestFilterRecord(testRequest.Context(), &requestFilterRecord{}))

	w := httptest.NewRecorder()
	wrapped.ServeHTTP(w, testRequest)

	if handlerCallCount != 1 {

}

func benchmarkGridRequests(b *testing.B, n int) {
	defer testlogger.T.SetErrorTB(b)()
	errFatal := func(err error) {
		b.Helper()
		if err != nil {
			b.Fatal(err)
		}
	}
	rpc := NewSingleHandler[*testRequest, *testResponse](handlerTest2, newTestRequest, newTestResponse)
	grid, err := SetupTestGrid(n)
	errFatal(err)
	b.Cleanup(grid.Cleanup)
	// Create n managers.
	for _, remote := range grid.Managers {