Increase polling frequency to report convergence quicker

core/src/gossip_service.rs

@@ -13,7 +13,7 @@ use std::sync::mpsc::channel;
 use std::sync::{Arc, RwLock};
 use std::thread::sleep;
 use std::thread::{self, JoinHandle};
-use std::time::Duration;
+use std::time::{Duration, Instant};
 
 pub struct GossipService {
     thread_hdls: Vec<JoinHandle<()>>,
@@ -93,24 +93,33 @@ pub fn discover(
     );
 
     // Wait for the cluster to converge
-    for _ in 0..15 {
+    let now = Instant::now();
+    let mut i = 0;
+    while now.elapsed() < Duration::from_secs(15) {
         let rpc_peers = spy_ref.read().unwrap().rpc_peers();
+        if i % 20 == 0 {
             info!(
                 "discover: spy_node {} found {}/{} nodes",
                 id,
                 rpc_peers.len(),
                 num_nodes,
             );
+        }
         if rpc_peers.len() >= num_nodes {
             exit.store(true, Ordering::Relaxed);
             gossip_service.join().unwrap();
             return Ok(rpc_peers);
         }
+        if i % 20 == 0 {
             debug!(
                 "discover: expecting an additional {} nodes",
                 num_nodes - rpc_peers.len()
             );
-        sleep(Duration::new(1, 0));
+        }
+        sleep(Duration::from_millis(
+            crate::cluster_info::GOSSIP_SLEEP_MILLIS,
+        ));
+        i += 1;
     }
     Err("Failed to converge")
 }