Bank::new_for_benches uses bench config (#25017)

runtime/src/accounts_index.rs

@@ -44,7 +44,7 @@ use {
 pub const ITER_BATCH_SIZE: usize = 1000;
 pub const BINS_DEFAULT: usize = 8192;
 pub const BINS_FOR_TESTING: usize = 2; // we want > 1, but each bin is a few disk files with a disk based index, so fewer is better
-pub const BINS_FOR_BENCHMARKS: usize = 2;
+pub const BINS_FOR_BENCHMARKS: usize = 8192;
 pub const FLUSH_THREADS_TESTING: usize = 1;
 pub const ACCOUNTS_INDEX_CONFIG_FOR_TESTING: AccountsIndexConfig = AccountsIndexConfig {
     bins: Some(BINS_FOR_TESTING),

runtime/src/bank.rs

@@ -1366,12 +1366,19 @@ impl Bank {
     }
 
     pub fn new_for_benches(genesis_config: &GenesisConfig) -> Self {
-        // this will diverge
-        Self::new_for_tests(genesis_config)
+        Self::new_with_paths_for_benches(
+            genesis_config,
+            Vec::new(),
+            None,
+            None,
+            AccountSecondaryIndexes::default(),
+            false,
+            AccountShrinkThreshold::default(),
+            false,
+        )
     }
 
     pub fn new_for_tests(genesis_config: &GenesisConfig) -> Self {
-        // this will diverge
         Self::new_with_paths_for_tests(
             genesis_config,
             Vec::new(),