Experimental: Combat cci_connect errors with addr_lookup retries

        auto hostname = RPC_PROTOCOL + "://"s + fs_config->hosts.at(hostid) + HOSTNAME_SUFFIX + ":"s +

                        fs_config->rpc_port; // convert hostid to hostname and port

        ld_logger->trace("generated hostname {} with rpc_port {}", hostname, fs_config->rpc_port);

        margo_addr_lookup(ld_margo_rpc_id, hostname.c_str(), &svr_addr);

        // try to look up 3 times before erroring out

        hg_return_t ret;

        // TODO If this is solution is somewhat helpful, write a more versatile solution

        for (unsigned int i = 0; i < 3; i++) {

            ret = margo_addr_lookup(ld_margo_rpc_id, hostname.c_str(), &svr_addr);

            if (ret != HG_SUCCESS) {

                // still not working after 3 tries.

                if (i == 2)

                    return false;

                // Wait a second then try again XXX This is a temporary solution to evaluate addr lookup with cci

                sleep(1 * (i + 1));

            } else {

                break;

            }

        }

        if (svr_addr == HG_ADDR_NULL)

            return false;

        rpc_address_cache.insert(hostid, svr_addr);