chatgui: fix RTT display 10x overstatement (DB stores 0.1ms, displayed as ms); remove unused rtt_avg_100

src/control_server.c

@@ -1064,7 +1064,6 @@ static void send_metrics(struct control_server* server, struct control_client* c
     rsp->etcp.peer_node_id = conn->peer_node_id;
     rsp->etcp.rtt_last = conn->rtt_last;
     rsp->etcp.rtt_avg_10 = conn->rtt_avg_10;
-    rsp->etcp.rtt_avg_100 = conn->rtt_avg_100;
     rsp->etcp.jitter = conn->jitter;
     rsp->etcp.bytes_sent_total = conn->bytes_sent_total;
     rsp->etcp.retrans_count = conn->retransmissions_count;

src/transport_layer/etcp.c

@@ -240,7 +240,6 @@ struct ETCP_CONN* etcp_connection_create(struct UTUN_INSTANCE* instance, char* n
     etcp->mtu = ETCP_RFC791_MIN_MTU;  // Default MTU per RFC 791
     etcp->next_tx_id = 1;
     etcp->rtt_avg_10 = 10;  // Initial guess (1ms)
-    etcp->rtt_avg_100 = 10;
     etcp->rtt_history_idx = 0;
     memset(etcp->rtt_history, 0, sizeof(etcp->rtt_history));
 
@@ -451,7 +450,6 @@ void etcp_conn_reset(struct ETCP_CONN* etcp) {
     etcp->unacked_bytes = 0;
     etcp->rtt_last = 0;
     etcp->rtt_avg_10 = 0;
-    etcp->rtt_avg_100 = 0;
     etcp->jitter = 0;
     etcp->last_rtt_cb_time = 0;
     etcp->bytes_sent_total = 0;
@@ -856,7 +854,6 @@ void etcp_stats(struct ETCP_CONN* etcp) {
     DEBUG_DEBUG(DEBUG_CATEGORY_ETCP, "[%s]   RTT metrics:", etcp->log_name);
     DEBUG_DEBUG(DEBUG_CATEGORY_ETCP, "[%s]     rtt_last:        %u (0.1ms)", etcp->log_name, etcp->rtt_last);
     DEBUG_DEBUG(DEBUG_CATEGORY_ETCP, "[%s]     rtt_avg_10:      %u (0.1ms)", etcp->log_name, etcp->rtt_avg_10);
-    DEBUG_DEBUG(DEBUG_CATEGORY_ETCP, "[%s]     rtt_avg_100:     %u (0.1ms)", etcp->log_name, etcp->rtt_avg_100);
     DEBUG_DEBUG(DEBUG_CATEGORY_ETCP, "[%s]     jitter:          %u (0.1ms)", etcp->log_name, etcp->jitter);
 
     // Counters

src/transport_layer/etcp.h

@@ -197,7 +197,6 @@ struct ETCP_CONN {
     uint16_t tt_last;// transmission time (время пакета до меня)
 //    uint16_t rxt_last;// recv relative time (бустро регаирует на изменение задержки rx и медленно на изменение задержки tx)
     uint16_t rtt_avg_10;
-    uint16_t rtt_avg_100;
     uint16_t jitter;
     uint64_t last_rtt_cb_time;  // время последнего вызова ping_update_rtt (0.1ms)
     uint32_t bytes_sent_total;

src/transport_layer/etcp_dump.c

@@ -65,8 +65,8 @@ void etcp_dump_conn_state(struct ETCP_CONN* conn) {
               conn->next_tx_id, conn->last_rx_id, conn->last_delivered_id, conn->rx_ack_till);
 
     /* --- RTT --- */
-    DUMP_LINE("RTT: last=%u avg10=%u avg100=%u jitter=%u",
-              conn->rtt_last, conn->rtt_avg_10, conn->rtt_avg_100, conn->jitter);
+    DUMP_LINE("RTT: last=%u avg10=%u jitter=%u",
+              conn->rtt_last, conn->rtt_avg_10, conn->jitter);
 
     /* --- STATS --- */
     DUMP_LINE("STATS: bytes_sent=%u retrans=%u reinit=%u reset=%u ack_pkts=%u",