From 71a78edfec871009a8f1cd45865bb3deabb62997 Mon Sep 17 00:00:00 2001
From: HaoranYi <haoran.yi@solana.com>
Date: Thu, 29 Feb 2024 17:09:07 +0000
Subject: [PATCH] add timing

---
 runtime/src/bank.rs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/runtime/src/bank.rs b/runtime/src/bank.rs
index e1352a02f9c432..6b878bca38f722 100644
--- a/runtime/src/bank.rs
+++ b/runtime/src/bank.rs
@@ -6346,6 +6346,7 @@ impl Bank {
         //     })
         // }
 
+        let mut lt_hash_timer = Measure::start("lt_hash_compute");
         let mut accumulated = self
             .parent()
             .map(|bank| {
@@ -6364,6 +6365,8 @@ impl Bank {
         );
 
         *self.accumulated_accounts_hash.write().unwrap() = Some(accumulated);
+        lt_hash_timer.stop();
+        info!("lt_hash {} {}us", slot, lt_hash_timer.as_ns());
 
         let mut signature_count_buf = [0u8; 8];
         LittleEndian::write_u64(&mut signature_count_buf[..], self.signature_count());