add delta blobs

1 files changed, 4 insertions, 0 deletions

diff --git a/src/api/stats.rs b/src/api/stats.rs
index a34d4ed..fabbffd 100644
--- a/src/api/stats.rs
+++ b/src/api/stats.rs
@@ -114,6 +114,9 @@ struct SyncStats {
     last_from_neighbour_secs: Option<u64>,
     /// Peers whose heads differ from ours while sync is idle (`peers.md`, healing).
     diverged_peers: usize,
+    /// The largest sync message received since start (its Automerge part). Larger
+    /// transfers come as deltas (blobs).
+    largest_received_bytes: u64,
 }
 
 /// Passing changes on (`swarm::relay`) and serving blobs, since start.
@@ -256,6 +259,7 @@ async fn collect(state: &AppState) -> StatsResponse {
         sync: SyncStats {
             last_from_neighbour_secs: last_from_neighbour.map(|at| at.elapsed().as_secs()),
             diverged_peers,
+            largest_received_bytes: node.largest_sync_received,
         },
         relay: RelayStats {
             announce_rounds: node.relay.announce_rounds,