"for example if one of your NGinx instances goes down there's nothing to remove it from the pool" For now, you can set up a node with TTL and update it. If the

"for example if one of your NGinx instances goes down there's nothing to remove it from the pool" For now, you can set up a node with TTL and update it. If the server goes down, the node will disappear. We are going to provide a client that will keep long connection with the server.