Add Blockhash Metrics to Bundle Committer (#500)

.github/workflows/cargo.yml

@@ -34,6 +34,8 @@ jobs:
     runs-on: ${{ matrix.os }}
     steps:
       - uses: actions/checkout@v4
+        with:
+          submodules: 'recursive'
 
       - uses: mozilla-actions/[email protected]
         with:

.github/workflows/downstream-project-anchor.yml

@@ -38,6 +38,8 @@ jobs:
         version: ["v0.29.0"]
     steps:
       - uses: actions/checkout@v3
+        with:
+          submodules: 'recursive'
 
       - shell: bash
         run: |

core/src/bundle_stage/bundle_consumer.rs

@@ -688,6 +688,10 @@ impl BundleConsumer {
         let (freeze_lock, freeze_lock_us) = measure_us!(bank_start.working_bank.freeze_lock());
         execute_and_commit_timings.freeze_lock_us = freeze_lock_us;
 
+        let (last_blockhash, lamports_per_signature) = bank_start
+            .working_bank
+            .last_blockhash_and_lamports_per_signature();
+
         let (
             RecordTransactionsSummary {
                 result: record_transactions_result,
@@ -725,6 +729,8 @@ impl BundleConsumer {
         // note: execute_and_commit_timings.commit_us handled inside this function
         let (commit_us, commit_bundle_details) = committer.commit_bundle(
             &mut bundle_execution_results,
+            last_blockhash,
+            lamports_per_signature,
             starting_transaction_index,
             &bank_start.working_bank,
             &mut execute_and_commit_timings,

core/src/bundle_stage/committer.rs

@@ -12,7 +12,7 @@ use {
         bank_utils,
         prioritization_fee_cache::PrioritizationFeeCache,
     },
-    solana_sdk::{saturating_add_assign, transaction::SanitizedTransaction},
+    solana_sdk::{hash::Hash, saturating_add_assign, transaction::SanitizedTransaction},
     solana_transaction_status::{
         token_balances::{TransactionTokenBalances, TransactionTokenBalancesSet},
         PreBalanceInfo,
@@ -56,13 +56,12 @@ impl Committer {
     pub(crate) fn commit_bundle<'a>(
         &self,
         bundle_execution_output: &'a mut LoadAndExecuteBundleOutput<'a>,
+        last_blockhash: Hash,
+        lamports_per_signature: u64,
         mut starting_transaction_index: Option<usize>,
         bank: &Arc<Bank>,
         execute_and_commit_timings: &mut LeaderExecuteAndCommitTimings,
     ) -> (u64, CommitBundleDetails) {
-        let (last_blockhash, lamports_per_signature) =
-            bank.last_blockhash_and_lamports_per_signature();
-
         let transaction_output = bundle_execution_output.bundle_transaction_results_mut();
 
         let (commit_transaction_details, commit_times): (Vec<_>, Vec<_>) = transaction_output