From 34d54ed5a45bda847f2361e1767324d322383b72 Mon Sep 17 00:00:00 2001
From: behzad nouri <behzadnouri@gmail.com>
Date: Mon, 12 Aug 2024 18:58:23 +0000
Subject: [PATCH] rolls out chained Merkle shreds to ~21% of testnet slots
 (#2503)

(cherry picked from commit ea10d2e5347d12b7966529529004e7a34a43e215)
---
 turbine/src/broadcast_stage/standard_broadcast_run.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/turbine/src/broadcast_stage/standard_broadcast_run.rs b/turbine/src/broadcast_stage/standard_broadcast_run.rs
index 0ddbe1020f5f98..4bcdebf27ec066 100644
--- a/turbine/src/broadcast_stage/standard_broadcast_run.rs
+++ b/turbine/src/broadcast_stage/standard_broadcast_run.rs
@@ -511,8 +511,8 @@ fn should_chain_merkle_shreds(slot: Slot, cluster_type: ClusterType) -> bool {
         ClusterType::Development => true,
         ClusterType::Devnet => false,
         ClusterType::MainnetBeta => false,
-        // Roll out chained Merkle shreds to ~5% of testnet.
-        ClusterType::Testnet => slot % 19 == 1,
+        // Roll out chained Merkle shreds to ~21% of testnet.
+        ClusterType::Testnet => slot % 19 < 4,
     }
 }