benchmark delays by path

1 files changed, 12 insertions, 0 deletions

diff --git a/src/swarm/stats.rs b/src/swarm/stats.rs
index 905e668..74076a4 100644
--- a/src/swarm/stats.rs
+++ b/src/swarm/stats.rs
@@ -129,6 +129,10 @@ pub(crate) struct Relay {
     pub(crate) carrying_bloom_bytes: u64,
     pub(crate) nothing_new_change_bytes: u64,
     pub(crate) nothing_new_bloom_bytes: u64,
+    /// Changes from elsewhere that came not along a writer's tree (pulled, with an
+    /// answer, sent again), and their delays summed (as `Propagation`).
+    pub(crate) off_tree: u64,
+    pub(crate) off_tree_ms: u64,
 }
 
 /// When the initial sync finished, and what it took.
@@ -248,6 +252,14 @@ impl NodeStats {
         inner.relay.nothing_new_bloom_bytes += sizes.1 as u64;
     }
 
+    /// Changes from elsewhere were applied, `delays_ms` after they were committed, that
+    /// came not along a writer's tree.
+    pub(crate) fn off_tree(&self, delays_ms: &[i64]) {
+        let mut inner = self.lock();
+        inner.relay.off_tree += delays_ms.len() as u64;
+        inner.relay.off_tree_ms += delays_ms.iter().map(|ms| ms.max(&0)).sum::<i64>() as u64;
+    }
+
     /// A sync message carrying changes arrived; `sizes`: of its changes and blooms.
     pub(crate) fn carrying(&self, sizes: (usize, usize)) {
         let mut inner = self.lock();