private static void TestTopology(Link link)
        {
            ColorConsole.WriteLine("Creating topology configurators");

            link.CreatePersistentTopologyConfigurator(PersConfigure, configurationError: PersOnException);

            ColorConsole.WriteLine("Starting...");
            link.Initialize();

            ColorConsole.WriteLine("Configuring topology");
            try
            {
                link.ConfigureTopologyAsync(OnceConfigure, TimeSpan.FromSeconds(10))
                    .WaitAndUnwrapException();
                ColorConsole.WriteLine("Topology configured");
            }
            catch (Exception ex)
            {
                ColorConsole.WriteLine($"Topology config exception: {ex}");
            }
        }