From e0bce059d0bb03dd022444890053e087eb7d594f Mon Sep 17 00:00:00 2001
From: mikhailUshakoff <mikhail.ushakov@yahoo.com>
Date: Fri, 23 Jan 2026 12:42:11 +0100
Subject: [PATCH] chore: add debug logs

---
 common/src/shared/l2_tx_lists.rs | 9 +++++++--
 shasta/src/l2/taiko.rs           | 6 +++++-
 2 files changed, 12 insertions(+), 3 deletions(-)

diff --git a/common/src/shared/l2_tx_lists.rs b/common/src/shared/l2_tx_lists.rs
index 530a36d8..8d806f27 100644
--- a/common/src/shared/l2_tx_lists.rs
+++ b/common/src/shared/l2_tx_lists.rs
@@ -122,6 +122,7 @@ pub fn rlp_encode(tx_list: &[Transaction]) -> Vec<u8> {
 
 // RLP encode and zlib compress
 pub fn encode_and_compress(tx_list: &[Transaction]) -> Result<Vec<u8>, Error> {
+    let start = std::time::Instant::now();
     // First RLP encode the transactions
     let buffer = rlp_encode(tx_list);
 
@@ -130,9 +131,13 @@ pub fn encode_and_compress(tx_list: &[Transaction]) -> Result<Vec<u8>, Error> {
     encoder
         .write_all(&buffer)
         .map_err(|e| anyhow::anyhow!("PreBuiltTxList::encode: Failed to compress: {}", e))?;
-    encoder
+    let encoded = encoder
         .finish()
-        .map_err(|e| anyhow::anyhow!("PreBuiltTxList::encode: Failed to finish: {}", e))
+        .map_err(|e| anyhow::anyhow!("PreBuiltTxList::encode: Failed to finish: {}", e))?;
+
+    let duration = start.elapsed();
+    println!("Encoding and compression took: {} ms", duration.as_millis());
+    Ok(encoded)
 }
 
 fn deserialize_tx_list<'de, D>(deserializer: D) -> Result<Vec<Transaction>, D::Error>
diff --git a/shasta/src/l2/taiko.rs b/shasta/src/l2/taiko.rs
index a67cadb5..f5a66042 100644
--- a/shasta/src/l2/taiko.rs
+++ b/shasta/src/l2/taiko.rs
@@ -8,7 +8,7 @@ use alloy::{
     consensus::BlockHeader,
     eips::BlockNumberOrTag,
     primitives::{Address, B256},
-    rpc::types::Block,
+    rpc::types::{Block, debug},
 };
 use anyhow::Error;
 use common::shared::l2_slot_info_v2::L2SlotContext;
@@ -296,6 +296,10 @@ impl Taiko {
             is_forced_inclusion: l2_block_payload.is_forced_inclusion,
         };
 
+        debug!(
+            "advance_head_to_new_l2_block: Sending preconf block request to Taiko driver: {:?}",
+            request_body
+        );
         self.driver
             .preconf_blocks(request_body, operation_type)
             .await