diff --git a/src/logservice/replayservice/ob_tablet_replay_executor.cpp b/src/logservice/replayservice/ob_tablet_replay_executor.cpp
index aa9cf93d28..89c8c65fb1 100644
--- a/src/logservice/replayservice/ob_tablet_replay_executor.cpp
+++ b/src/logservice/replayservice/ob_tablet_replay_executor.cpp
@@ -128,7 +128,7 @@ int ObTabletReplayExecutor::replay_get_tablet_(
   } else if (OB_ISNULL(ls = ls_handle.get_ls())) {
     ret = OB_ERR_UNEXPECTED;
     CLOG_LOG(WARN, "log stream should not be NULL", KR(ret), K(scn));
-  } else if (is_replay_update_user_data_()) {
+  } else if (is_replay_update_tablet_status_()) {
     if (OB_FAIL(ls->replay_get_tablet_no_check(tablet_id, scn, tablet_handle))) {
       CLOG_LOG(WARN, "replay get table failed", KR(ret), "ls_id", ls->get_ls_id());
     }
@@ -140,7 +140,7 @@ int ObTabletReplayExecutor::replay_get_tablet_(
 
 int ObTabletReplayExecutor::replay_check_restore_status_(storage::ObTabletHandle &tablet_handle)
 {
-  const bool update_user_data = is_replay_update_user_data_();
+  const bool update_user_data = is_replay_update_tablet_status_();
   return ObTabletReplayExecutor::replay_check_restore_status(tablet_handle, update_user_data);
 }
 
@@ -179,7 +179,7 @@ int ObTabletReplayExecutor::check_can_skip_replay_(
   can_skip = false;
   ObLS *ls = nullptr;
   share::SCN tablet_change_scn = share::SCN::min_scn();
-  if (!is_replay_update_user_data_()) {
+  if (!is_replay_update_tablet_status_()) {
     can_skip = false;
   } else if (!scn.is_valid()) {
     ret = OB_INVALID_ARGUMENT;
diff --git a/src/logservice/replayservice/ob_tablet_replay_executor.h b/src/logservice/replayservice/ob_tablet_replay_executor.h
index def66722fc..aaacd911e5 100644
--- a/src/logservice/replayservice/ob_tablet_replay_executor.h
+++ b/src/logservice/replayservice/ob_tablet_replay_executor.h
@@ -71,7 +71,7 @@ protected:
   // 4. TX_START_TRANSFER_OUT
   // 5. TX_FINISH_TRANSFER_OUT
   // 6. TX_FINISH_TRANSFER_IN
-  virtual bool is_replay_update_user_data_() const = 0;  // TODO (wenjinyu.wjy) Modify the function name to is_replay_update_tablet_status_
+  virtual bool is_replay_update_tablet_status_() const = 0;
 
   // replay to the tablet
   // @return OB_SUCCESS, replay successfully, data has written to tablet.
diff --git a/src/share/backup/ob_backup_config.cpp b/src/share/backup/ob_backup_config.cpp
index b76dc60794..c86bdcccb9 100644
--- a/src/share/backup/ob_backup_config.cpp
+++ b/src/share/backup/ob_backup_config.cpp
@@ -897,7 +897,7 @@ int ObLogRestoreSourceLocationConfigParser::check_before_update_inner_config(
   }
   //TODO (zbf271370) need supports format check, checks whether the directory exists, and is a log backup
 
-  //TODO (wenjinyu.wjy) need support access permission check
+  //TODO (wenjinyu.wjy) 4.3 need support access permission check
   //
   return ret;
 }
diff --git a/src/storage/compaction/ob_medium_compaction_mgr.cpp b/src/storage/compaction/ob_medium_compaction_mgr.cpp
index b6eef58cf9..51a3c436a0 100644
--- a/src/storage/compaction/ob_medium_compaction_mgr.cpp
+++ b/src/storage/compaction/ob_medium_compaction_mgr.cpp
@@ -33,7 +33,7 @@ public:
   ObTabletMediumClogReplayExecutor(ObMediumCompactionInfo &medium_info);
   int init(const share::SCN &scn);
 protected:
-  bool is_replay_update_user_data_() const override
+  bool is_replay_update_tablet_status_() const override
   {
     return false;
   }
diff --git a/src/storage/ddl/ob_ddl_replay_executor.h b/src/storage/ddl/ob_ddl_replay_executor.h
index f9107dcac2..c61d48c8c7 100644
--- a/src/storage/ddl/ob_ddl_replay_executor.h
+++ b/src/storage/ddl/ob_ddl_replay_executor.h
@@ -33,7 +33,7 @@ public:
   ObDDLReplayExecutor();
 
 protected:
-  bool is_replay_update_user_data_() const override final
+  bool is_replay_update_tablet_status_() const override final
   {
     return false;
   }
@@ -136,7 +136,7 @@ public:
       const share::SCN &scn);
 
 protected:
-  bool is_replay_update_user_data_() const override
+  bool is_replay_update_tablet_status_() const override
   {
     return false;
   }
diff --git a/src/storage/high_availability/ob_tablet_backfill_tx.cpp b/src/storage/high_availability/ob_tablet_backfill_tx.cpp
index 9eb386f9c5..123a1b4242 100644
--- a/src/storage/high_availability/ob_tablet_backfill_tx.cpp
+++ b/src/storage/high_availability/ob_tablet_backfill_tx.cpp
@@ -856,7 +856,6 @@ int ObTabletTableBackfillTXTask::prepare_merge_ctx_()
     tablet_merge_ctx_.sstable_version_range_.snapshot_version_ = table_handle_.get_table()->is_memtable() ?
         static_cast<memtable::ObIMemtable*>(table_handle_.get_table())->get_snapshot_version() : tablet_handle_.get_obj()->get_snapshot_version();
     tablet_merge_ctx_.scn_range_ = table_handle_.get_table()->get_key().scn_range_;
-    // TODO(wenjinyu.wjy) waiting to kill transaction
     tablet_merge_ctx_.merge_scn_ = table_handle_.get_table()->is_memtable() ? table_handle_.get_table()->get_key().scn_range_.end_scn_ : backfill_tx_ctx_->log_sync_scn_;
     tablet_merge_ctx_.create_snapshot_version_ = 0;
     tablet_merge_ctx_.schedule_major_ = false;
diff --git a/src/storage/high_availability/ob_transfer_struct.cpp b/src/storage/high_availability/ob_transfer_struct.cpp
index 3a4be19632..642cae858e 100644
--- a/src/storage/high_availability/ob_transfer_struct.cpp
+++ b/src/storage/high_availability/ob_transfer_struct.cpp
@@ -326,7 +326,7 @@ int ObTXTransferUtils::get_tablet_status_(
   return ret;
 }
 
-// TODO(wenjinyu.wjy) It needs to be added to trigger the tablet freezing operation
+// TODO(wenjinyu.wjy) (4.3)It needs to be added to trigger the tablet freezing operation
 int ObTXTransferUtils::set_tablet_freeze_flag(const share::ObLSID &ls_id, ObTablet *tablet)
 {
   MDS_TG(10_ms);
diff --git a/src/storage/ob_storage_table_guard.cpp b/src/storage/ob_storage_table_guard.cpp
index 49a9560471..f36cb46a9b 100644
--- a/src/storage/ob_storage_table_guard.cpp
+++ b/src/storage/ob_storage_table_guard.cpp
@@ -385,7 +385,6 @@ bool ObStorageTableGuard::need_to_refresh_table(ObTableStoreIterator &iter)
         ObLSID curr_ls_id = store_ctx_.ls_->get_ls_id();
         LOG_WARN("table is not data memtable, it does not allow ls_id to be different", K(ret), K(ls_id), K(curr_ls_id), KPC(table));
       } else {
-        // TODO (wenjinyu.wjy) Active memtable is not allowed while ls_id is different
         need_create_memtable = true;
       }
     }
diff --git a/src/storage/ob_tablet_autoinc_seq_rpc_handler.h b/src/storage/ob_tablet_autoinc_seq_rpc_handler.h
index 87317256c0..9a0a5afcf5 100644
--- a/src/storage/ob_tablet_autoinc_seq_rpc_handler.h
+++ b/src/storage/ob_tablet_autoinc_seq_rpc_handler.h
@@ -36,7 +36,7 @@ public:
                K_(scn));
 
 protected:
-  bool is_replay_update_user_data_() const override
+  bool is_replay_update_tablet_status_() const override
   {
     return false;
   }
diff --git a/src/storage/tablet/ob_tablet.cpp b/src/storage/tablet/ob_tablet.cpp
index 1d2b2e05a8..586b4f8513 100755
--- a/src/storage/tablet/ob_tablet.cpp
+++ b/src/storage/tablet/ob_tablet.cpp
@@ -2189,7 +2189,7 @@ int ObTablet::get_read_tables(
   return ret;
 }
 
-// TODO (wenjinyu.wjy) need to be moved to ObLSTableService
+// TODO (wenjinyu.wjy) need to be moved to ObLSTableService in 4.3
 int ObTablet::get_src_tablet_read_tables_(
     const int64_t snapshot_version,
     const bool allow_no_ready_read,
@@ -2229,7 +2229,6 @@ int ObTablet::get_src_tablet_read_tables_(
     ret = OB_ERR_UNEXPECTED;
     LOG_WARN("tablet should not be NULL", K(ret), KP(tablet), K(user_data));
   }
-  // TODO (wenjinyu.wjy) need to supplement the continuity check of src and dest tables
   if (OB_SUCC(ret)) {
     if (OB_ISNULL(iter.table_store_iter_.transfer_src_table_store_handle_)) {
       void *meta_hdl_buf = ob_malloc(sizeof(ObStorageMetaHandle), ObMemAttr(MTL_ID(), "TransferMetaH"));
@@ -2275,8 +2274,6 @@ int ObTablet::auto_get_read_tables(
     bool allow_not_ready = succ_get_src_tables ? true : allow_no_ready_read;
     if (OB_FAIL(get_read_tables_(snapshot_version, iter.table_store_iter_, iter.table_store_iter_.table_store_handle_, allow_not_ready))) {
       LOG_WARN("failed to get read tables from table store", K(ret), K(*this));
-    } else if (OB_UNLIKELY(succ_get_src_tables)) {
-      LOG_DEBUG("succ get read tables", K(iter), K(allow_not_ready), K(snapshot_version), K(tablet_meta_)); // TODO (wenjinyu.wjy) it will be deleted later
     }
   }
   return ret;
diff --git a/src/storage/tablet/ob_tablet_binding_replay_executor.h b/src/storage/tablet/ob_tablet_binding_replay_executor.h
index deef3a3985..d617936fed 100644
--- a/src/storage/tablet/ob_tablet_binding_replay_executor.h
+++ b/src/storage/tablet/ob_tablet_binding_replay_executor.h
@@ -34,7 +34,7 @@ public:
       const share::SCN &scn);
 
 protected:
-  bool is_replay_update_user_data_() const override
+  bool is_replay_update_tablet_status_() const override
   {
     return false;
   }
diff --git a/src/storage/tablet/ob_tablet_create_mds_helper.cpp b/src/storage/tablet/ob_tablet_create_mds_helper.cpp
index f277127bb4..ca4c022c4a 100644
--- a/src/storage/tablet/ob_tablet_create_mds_helper.cpp
+++ b/src/storage/tablet/ob_tablet_create_mds_helper.cpp
@@ -49,7 +49,7 @@ public:
       const share::SCN &scn);
 
 protected:
-  bool is_replay_update_user_data_() const override
+  bool is_replay_update_tablet_status_() const override
   {
     return true;
   }
diff --git a/src/storage/tablet/ob_tablet_delete_replay_executor.h b/src/storage/tablet/ob_tablet_delete_replay_executor.h
index 584fc6bfde..4bc4630975 100644
--- a/src/storage/tablet/ob_tablet_delete_replay_executor.h
+++ b/src/storage/tablet/ob_tablet_delete_replay_executor.h
@@ -47,7 +47,7 @@ public:
   int init(mds::BufferCtx &ctx, const share::SCN &scn);
 
 protected:
-  bool is_replay_update_user_data_() const override
+  bool is_replay_update_tablet_status_() const override
   {
     return true;
   }
diff --git a/src/storage/tablet/ob_tablet_finish_transfer_mds_helper.cpp b/src/storage/tablet/ob_tablet_finish_transfer_mds_helper.cpp
index eff50db79a..4268701290 100644
--- a/src/storage/tablet/ob_tablet_finish_transfer_mds_helper.cpp
+++ b/src/storage/tablet/ob_tablet_finish_transfer_mds_helper.cpp
@@ -135,7 +135,7 @@ public:
       const share::ObTransferTabletInfo &tablet_info,
       mds::BufferCtx &buffer_ctx);
 protected:
-  virtual bool is_replay_update_user_data_() const override
+  virtual bool is_replay_update_tablet_status_() const override
   {
     return true;
   }
@@ -571,7 +571,7 @@ public:
       const share::ObTransferTabletInfo &tablet_info,
       mds::BufferCtx &buffer_ctx);
 protected:
-  virtual bool is_replay_update_user_data_() const override
+  virtual bool is_replay_update_tablet_status_() const override
   {
     return true;
   }
diff --git a/src/storage/tablet/ob_tablet_service_clog_replay_executor.h b/src/storage/tablet/ob_tablet_service_clog_replay_executor.h
index 7ae9136391..523b213f69 100644
--- a/src/storage/tablet/ob_tablet_service_clog_replay_executor.h
+++ b/src/storage/tablet/ob_tablet_service_clog_replay_executor.h
@@ -41,7 +41,7 @@ public:
                K_(scn));
 
 protected:
-  bool is_replay_update_user_data_() const override
+  bool is_replay_update_tablet_status_() const override
   {
     return false;
   }
diff --git a/src/storage/tablet/ob_tablet_start_transfer_mds_helper.cpp b/src/storage/tablet/ob_tablet_start_transfer_mds_helper.cpp
index 7e358b473d..dc499614bc 100644
--- a/src/storage/tablet/ob_tablet_start_transfer_mds_helper.cpp
+++ b/src/storage/tablet/ob_tablet_start_transfer_mds_helper.cpp
@@ -51,7 +51,7 @@ public:
       const share::ObTransferTabletInfo &tablet_info,
       mds::BufferCtx &buffer_ctx);
 protected:
-  virtual bool is_replay_update_user_data_() const override
+  virtual bool is_replay_update_tablet_status_() const override
   {
     return true;
   }
@@ -569,7 +569,7 @@ public:
       mds::BufferCtx &user_ctx);
 
 protected:
-  bool is_replay_update_user_data_() const override
+  bool is_replay_update_tablet_status_() const override
   {
     return true;
   }
diff --git a/unittest/logservice/test_tablet_replay_executor.cpp b/unittest/logservice/test_tablet_replay_executor.cpp
index 89f90b84a1..e9fed0a37d 100644
--- a/unittest/logservice/test_tablet_replay_executor.cpp
+++ b/unittest/logservice/test_tablet_replay_executor.cpp
@@ -33,7 +33,7 @@ public:
   virtual void SetUp() override;
   virtual void TearDown() override;
 
-  virtual bool is_replay_update_user_data_() const override;
+  virtual bool is_replay_update_tablet_status_() const override;
   virtual int do_replay_(storage::ObTabletHandle &tablet_handle) override;
   virtual bool is_replay_update_mds_table_() const override;
 };
@@ -46,7 +46,7 @@ void TestTabletReplayexecutor::TearDown()
 {
 }
 
-bool TestTabletReplayexecutor::is_replay_update_user_data_() const
+bool TestTabletReplayexecutor::is_replay_update_tablet_status_() const
 {
   return false;
 }