E1206 00:49:36.978661980 3699030 dns_resolver_ares.cc:452]             no server name supplied in dns URI
E1206 00:49:36.978773940 3699030 channel.cc:120]                       channel stack builder failed: UNKNOWN: the target uri is not valid: dns:///
GRpc memory quota was set but disabled due to issues with grpc quoter, to enable it use EnableGRpcMemoryQuota option
E1206 00:49:42.404893034 3702394 dns_resolver_ares.cc:452]             no server name supplied in dns URI
E1206 00:49:42.404998561 3702394 channel.cc:120]                       channel stack builder failed: UNKNOWN: the target uri is not valid: dns:///
GRpc memory quota was set but disabled due to issues with grpc quoter, to enable it use EnableGRpcMemoryQuota option
:GRPC_LIBRARY ERROR: no server name supplied in dns URI
:GRPC_LIBRARY ERROR: channel stack builder failed: UNKNOWN: the target uri is not valid: dns:///
