Add randomness to broadcast

solana-labs · Jan 18, 2019 · bbb1c9d · bbb1c9d
1 parent 24a9783
commit bbb1c9d
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/src/cluster_info.rs b/src/cluster_info.rs
@@ -637,8 +637,9 @@ impl ClusterInfo {
 
         let mut orders = Vec::with_capacity(blobs.len());
 
+        let x = thread_rng().gen_range(0, broadcast_table.len());
         for (i, blob) in blobs.iter().enumerate() {
-            let br_idx = i % broadcast_table.len();
+            let br_idx = (x + i) % broadcast_table.len();
 
             trace!("broadcast order data br_idx {}", br_idx);