Function node_router_with_checkpoint_and_limits 

pub fn node_router_with_checkpoint_and_limits<R>(
    runtime: Arc<NodeRuntime>,
    recorder: R,
    coordinator: Arc<CheckpointCoordinator>,
    client_concurrency: usize,
    peer_concurrency: usize,
) -> Router
where
    R: RecorderRpc + Clone + Send + Sync + 'static,