diff options
Diffstat (limited to 'src/swarm/stats.rs')
| -rw-r--r-- | src/swarm/stats.rs | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/src/swarm/stats.rs b/src/swarm/stats.rs index ed12888..3665b5a 100644 --- a/src/swarm/stats.rs +++ b/src/swarm/stats.rs @@ -99,12 +99,16 @@ impl Propagation { } /// The document's size as saved (compressed), when it was measured and how long that -/// took (copy and save). +/// took (copy and save), and how many writers (Automerge actors) its changes have. #[derive(Debug, Clone, Copy)] pub(crate) struct SavedSize { pub(crate) bytes: u64, pub(crate) at: Instant, pub(crate) took: Duration, + /// Writers with changes in the document, counted with the measurement: a node's + /// run each, so many a transfer of the whole history carries a signature for. None + /// where only the size was measured (an export). + pub(crate) writers: Option<usize>, } /// Passing changes on (`swarm::relay`), since start. @@ -434,10 +438,12 @@ impl NodeStats { /// measurement for free. pub(crate) fn saved_size_measured(&self, bytes: u64, took: Duration, version: (u64, Epoch)) { let mut inner = self.lock(); + let writers = inner.saved_size.and_then(|saved| saved.writers); inner.saved_size = Some(SavedSize { bytes, at: Instant::now(), took, + writers, }); inner.measured_version = Some(version); } @@ -494,11 +500,12 @@ pub(crate) fn measure_saved_size(state: &AppState) { // Both steps take time proportional to the document: off the async threads. let measured = match tokio::task::spawn_blocking(move || { let copy = doc.blocking_read().doc.clone(); - crate::document::save(©).len() as u64 + let writers = crate::document::writers(©); + (crate::document::save(©).len() as u64, writers) }) .await { - Ok(bytes) => { + Ok((bytes, writers)) => { let took = start.elapsed(); debug!( bytes, @@ -510,6 +517,7 @@ pub(crate) fn measure_saved_size(state: &AppState) { bytes, at: Instant::now(), took, + writers: Some(writers), }, version, )) |