announcement round counters

2 files changed, 18 insertions, 0 deletions

diff --git a/src/api/stats.rs b/src/api/stats.rs
index 96e8ad3..0bdb1b6 100644
--- a/src/api/stats.rs
+++ b/src/api/stats.rs
@@ -137,6 +137,10 @@ struct SyncStats {
 #[serde(rename_all = "camelCase")]
 struct RelayStats {
     announce_rounds: u64,
+    /// Of those, quick ones to all neighbours (some change had no writer's tree), and
+    /// slow ones (`swarm::relay`).
+    treeless_rounds: u64,
+    slow_rounds: u64,
     pulls: u64,
     /// Announcements of heads we lacked that waited for the pull in progress.
     pulls_queued: u64,
@@ -340,6 +344,8 @@ pub(crate) async fn collect(state: &AppState, list: &PeerListResponse) -> StatsR
         },
         relay: RelayStats {
             announce_rounds: node.relay.announce_rounds,
+            treeless_rounds: node.relay.treeless_rounds,
+            slow_rounds: node.relay.slow_rounds,
             pulls: node.relay.pulls,
             pulls_queued: node.relay.pulls_queued,
             tree_forwards: node.relay.tree_forwards,
diff --git a/src/api/stats/prometheus.rs b/src/api/stats/prometheus.rs
index 03643ee..5b1fc8c 100644
--- a/src/api/stats/prometheus.rs
+++ b/src/api/stats/prometheus.rs
@@ -639,6 +639,18 @@ pub(super) fn render(stats: &StatsResponse, list: &PeerListResponse) -> String {
         relay.announce_rounds as f64,
     );
     out.single(
+        "treeless_rounds_total",
+        "counter",
+        "Of the announcement rounds, quick ones to all neighbours: some change had no writer's tree.",
+        relay.treeless_rounds as f64,
+    );
+    out.single(
+        "slow_rounds_total",
+        "counter",
+        "Of the announcement rounds, slow ones after changes passed on along writers' trees.",
+        relay.slow_rounds as f64,
+    );
+    out.single(
         "pulls_total",
         "counter",
         "Pulls of changes we lacked, started.",