`total_memory_tracker.setOrRaiseHardLimit(...);` in `ConfigReloader` callback (see `Server.cpp`).
LOG_INFO(log, "Listening for connections with native protocol (tcp): {}", address.toString());
            });
            
            port_name = "tcp_with_proxy_port";
            createServer(listen_host, port_name, listen_try, [&](UInt16 port)
            {
                Poco::Net::ServerSocket socket;
                auto address = socketBindListen(socket, listen_host, port);
                socket.setReceiveTimeout(settings.receive_timeout);
                socket.setSendTimeout(settings.send_timeout);
                servers->emplace_back(port_name, std::make_unique<Poco::Net::TCPServer>(
                    new TCPHandlerFactory(*this,  false,  true),
                    server_pool,
                    socket,
                    new Poco::Net::TCPServerParams));
                LOG_INFO(log, "Listening for connections with native protocol (tcp) with PROXY: {}", address.toString());
            });
            
            port_name = "tcp_port_secure";
            createServer(listen_host, port_name, listen_try, [&](UInt16 port)
            {
#if USE_SSL
                Poco::Net::SecureServerSocket socket;
                auto address = socketBindListen(socket, listen_host, port,  true);
                socket.setReceiveTimeout(settings.receive_timeout);
                socket.setSendTimeout(settings.send_timeout);
                servers->emplace_back(port_name, std::make_unique<Poco::Net::TCPServer>(
                    new TCPHandlerFactory(*this,  true,  false),
                    server_pool,
                    socket,