new changes per message

1 files changed, 8 insertions, 0 deletions

diff --git a/src/swarm/stats.rs b/src/swarm/stats.rs
index c322305..b51a802 100644
--- a/src/swarm/stats.rs
+++ b/src/swarm/stats.rs
@@ -143,6 +143,9 @@ pub(crate) struct Relay {
     pub(crate) carrying_bloom_bytes: u64,
     pub(crate) nothing_new_change_bytes: u64,
     pub(crate) nothing_new_bloom_bytes: u64,
+    /// The changes new to us that sync messages brought (beside what they carried that
+    /// we had): with `carrying` less `nothing_new`, how many a message with news brings.
+    pub(crate) new_changes: u64,
     /// Changes from elsewhere that came not along a writer's tree (pulled, with an
     /// answer, sent again, fetched as a delta), and their delays summed (as `Propagation`).
     pub(crate) off_tree: u64,
@@ -282,6 +285,11 @@ impl NodeStats {
         inner.relay.carrying_bloom_bytes += sizes.1 as u64;
     }
 
+    /// A sync message brought `count` changes new to us.
+    pub(crate) fn new_changes(&self, count: usize) {
+        self.lock().relay.new_changes += count as u64;
+    }
+
     /// A sync message of `bytes` arrived.
     pub(crate) fn sync_received(&self, bytes: usize) {
         let mut inner = self.lock();