diff --git a/src/logservice/libobcdc/src/ob_cdc_tenant_query.h b/src/logservice/libobcdc/src/ob_cdc_tenant_query.h
new file mode 100644
index 0000000000..68fc1b89de
--- /dev/null
+++ b/src/logservice/libobcdc/src/ob_cdc_tenant_query.h
@@ -0,0 +1,162 @@
+/**
+ * Copyright (c) 2021 OceanBase
+ * OceanBase CE is licensed under Mulan PubL v2.
+ * You can use this software according to the terms and conditions of the Mulan PubL v2.
+ * You may obtain a copy of Mulan PubL v2 at:
+ *          http://license.coscl.org.cn/MulanPubL-2.0
+ * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
+ * EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
+ * MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
+ * See the Mulan PubL v2 for more details.
+ */
+
+#ifndef OCEANBASE_LIBOBCDC_TENANT_QUERYER_H_
+#define OCEANBASE_LIBOBCDC_TENANT_QUERYER_H_
+
+#include "lib/mysqlclient/ob_mysql_proxy.h"
+#include "ob_log_utils.h"
+namespace oceanbase
+{
+namespace libobcdc
+{
+// ResultType = T
+template<typename T>
+class ObCDCQueryResult
+{
+public:
+  ObCDCQueryResult(T &result) : affect_rows_(0), data_(result) {}
+  virtual ~ObCDCQueryResult() { affect_rows_ = 0; }
+public:
+  OB_INLINE void inc_affect_rows() { affect_rows_++; }
+  OB_INLINE bool has_data() const { return affect_rows_ > 0; }
+  OB_INLINE bool is_empty() const { return ! has_data(); }
+  OB_INLINE T& get_data() const { return data_; }
+
+TO_STRING_KV(K_(affect_rows));
+
+private:
+  int64_t affect_rows_;
+  T &data_;
+};
+
+// ResultType = T
+template<typename T>
+class ObCDCTenantQuery
+{
+public:
+  ObCDCTenantQuery(common::ObMySQLProxy &sql_proxy) : sql_proxy_(&sql_proxy) {}
+  virtual ~ObCDCTenantQuery() { sql_proxy_ = nullptr; }
+public:
+  int query(const uint64_t tenant_id, ObCDCQueryResult<T> &query_result, const int64_t retry_timeout);
+  int query(ObCDCQueryResult<T> &result, const int64_t retry_timeout)
+  { return query(OB_SYS_TENANT_ID, result, retry_timeout); }
+protected:
+  virtual int build_sql_statement_(const uint64_t tenant_id, ObSqlString &sql) = 0;
+  // convert query rusult from sql_result to result and deepcopy is required if necessory
+  virtual int parse_row_(common::sqlclient::ObMySQLResult &sql_result, ObCDCQueryResult<T> &result) = 0;
+private:
+
+private:
+  int build_sql_statement_(ObSqlString &sql) { return build_sql_statement_(OB_SYS_TENANT_ID, sql); }
+  int parse_sql_result_(common::sqlclient::ObMySQLResult &sql_result, ObCDCQueryResult<T> &result);
+
+private:
+  static const int64_t DEFAULT_RETRY_TIMEOUT = 1000;
+
+private:
+  common::ObMySQLProxy *sql_proxy_;
+};
+
+template<typename T>
+int ObCDCTenantQuery<T>::query(const uint64_t tenant_id, ObCDCQueryResult<T> &query_result, const int64_t retry_timeout)
+{
+  int ret = OB_SUCCESS;
+  common::ObSqlString sql;
+
+  if (OB_ISNULL(sql_proxy_)) {
+    ret = OB_ERR_UNEXPECTED;
+    OBLOG_LOG(ERROR, "invalid sql proxy", KR(ret));
+  } else if (OB_FAIL(build_sql_statement_(tenant_id, sql))) {
+    OBLOG_LOG(ERROR, "build_sql_statement_ failed", KR(ret), K(tenant_id), K(sql));
+  } else {
+    bool query_done = false;
+    int retry_cnt = 0;
+    const int64_t retry_fail_sleep_time = 1 * _MSEC_;
+    const int64_t retry_warn_interval = 5 * _SEC_;
+    const int64_t start_time = get_timestamp();
+    const int64_t end_time = start_time + retry_timeout;
+
+    while (! query_done) {
+      common::sqlclient::ObMySQLResult *sql_result = nullptr;
+
+      SMART_VAR(ObISQLClient::ReadResult, result) {
+        if (OB_FAIL(sql_proxy_->read(result, tenant_id, sql.ptr()))) {
+          OBLOG_LOG(ERROR, "sql read failed from sql_proxy", KR(ret), K(tenant_id), K(sql));
+        } else if (OB_ISNULL(sql_result = result.get_result())) {
+          ret = OB_ERR_UNEXPECTED;
+          OBLOG_LOG(ERROR, "invalid sql_result", KR(ret), K(tenant_id), K(sql));
+        } else {
+          query_done = true;
+
+          if (OB_FAIL(parse_sql_result_(*sql_result, query_result))) {
+            OBLOG_LOG(ERROR, "parse_sql_result_ failed", KR(ret), K(tenant_id));
+          }
+        }
+      }
+
+      if (! query_done) {
+        int64_t cur_time = get_timestamp();
+
+        if (cur_time < end_time) {
+          retry_cnt ++;
+          if (TC_REACH_TIME_INTERVAL(retry_warn_interval)) {
+            OBLOG_LOG(INFO, "tenant query retring", KR(ret),
+                K(tenant_id), K(retry_cnt), "remain_retry_time", end_time - cur_time, K(sql));
+          }
+          ob_usleep(retry_fail_sleep_time);
+        } else {
+          // query_done but failed.
+          query_done = true;
+          OBLOG_LOG(WARN, "tenant query failed after retry", KR(ret), K(tenant_id), K(sql), K(retry_cnt));
+        }
+      }
+    }
+  }
+
+  return ret;
+}
+
+template<typename T>
+int ObCDCTenantQuery<T>::parse_sql_result_(common::sqlclient::ObMySQLResult &sql_result, ObCDCQueryResult<T> &result)
+{
+  int ret = OB_SUCCESS;
+
+  if (OB_UNLIKELY(result.has_data())) {
+    ret = OB_STATE_NOT_MATCH;
+    OBLOG_LOG(ERROR, "expect empty query_result before query begin", KR(ret), K(result));
+  } else {
+    while (OB_SUCC(ret)) {
+      if (OB_FAIL(sql_result.next())) {
+        if (OB_ITER_END != ret) {
+          OBLOG_LOG(ERROR, "iterate sql result failed", KR(ret), K(result));
+        }
+      } else {
+        result.inc_affect_rows();
+
+        if (OB_FAIL(parse_row_(sql_result, result))) {
+          OBLOG_LOG(ERROR, "parse_row_ failed", KR(ret), K(result));
+        }
+      }
+    }
+  }
+
+  if (OB_ITER_END == ret) {
+    ret = OB_SUCCESS;
+  }
+
+  return ret;
+}
+
+} // namespace libobcdc
+} // namespace oceanbase
+#endif
\ No newline at end of file
diff --git a/src/logservice/libobcdc/src/ob_log_instance.cpp b/src/logservice/libobcdc/src/ob_log_instance.cpp
index f2128cda20..c2cddd80c9 100644
--- a/src/logservice/libobcdc/src/ob_log_instance.cpp
+++ b/src/logservice/libobcdc/src/ob_log_instance.cpp
@@ -557,8 +557,11 @@ int ObLogInstance::init_common_(uint64_t start_tstamp_ns, ERROR_CALLBACK err_cb)
     // 2. Change the schema to WARN after the startup is complete
     OB_LOGGER.set_mod_log_levels(TCONF.init_log_level.str());
 
+    if (OB_FAIL(common::ObClockGenerator::init())) {
+      LOG_ERROR("failed to init ob clock generator", KR(ret));
+    }
     // 校验配置项是否满足期望
-    if (OB_FAIL(TCONF.check_all())) {
+    else if (OB_FAIL(TCONF.check_all())) {
       LOG_ERROR("check config fail", KR(ret));
     } else if (OB_FAIL(dump_config_())) {
       LOG_ERROR("dump_config_ fail", KR(ret));
@@ -750,13 +753,6 @@ int ObLogInstance::init_components_(const uint64_t start_tstamp_ns)
     LOG_INFO("set working mode", K(working_mode_str), K(working_mode_), "working_mode", print_working_mode(working_mode_));
   }
 
-  // init ObClockGenerator
-  if (OB_SUCC(ret)) {
-    if (OB_FAIL(common::ObClockGenerator::init())) {
-      LOG_ERROR("failed to init ob clock generator", KR(ret));
-    }
-  }
-
   if (OB_SUCC(ret)) {
     if (OB_UNLIKELY(! is_refresh_mode_valid(refresh_mode))) {
       ret = OB_INVALID_CONFIG;
diff --git a/src/logservice/libobcdc/src/ob_log_ls_getter.cpp b/src/logservice/libobcdc/src/ob_log_ls_getter.cpp
index 33e462b919..a65990f9c3 100644
--- a/src/logservice/libobcdc/src/ob_log_ls_getter.cpp
+++ b/src/logservice/libobcdc/src/ob_log_ls_getter.cpp
@@ -20,6 +20,53 @@ namespace oceanbase
 {
 namespace libobcdc
 {
+
+const char* TenantLSQueryer::QUERY_LS_INFO_SQL_FORMAT =
+    "SELECT LS_ID FROM "
+    "(SELECT LS_ID, STATUS, CREATE_SCN, CASE WHEN STATUS = 'DROPPED' THEN ora_rowscn ELSE 1 END AS DROP_SCN FROM %s) "
+    "WHERE CREATE_SCN <= %lu AND (DROP_SCN > %lu OR DROP_SCN = 1) AND STATUS NOT IN ('CREATE_ABORT', 'CREATING');";
+
+int TenantLSQueryer::build_sql_statement_(const uint64_t tenant_id, ObSqlString &sql)
+{
+  int ret = OB_SUCCESS;
+  share::SCN snapshot_scn;
+
+  if (OB_FAIL(snapshot_scn.convert_for_gts(snapshot_ts_ns_))) {
+    LOG_ERROR("convert_for_gts failed", KR(ret), K(tenant_id), K_(snapshot_ts_ns));
+  } else if (OB_UNLIKELY(! snapshot_scn.is_valid())) {
+    ret = OB_ERR_UNEXPECTED;
+    LOG_ERROR("snapshot_scn is not valid", KR(ret), K(tenant_id), K(snapshot_scn), K_(snapshot_ts_ns));
+  } else {
+    uint64_t snapshto_scn_val = snapshot_scn.get_val_for_inner_table_field();
+
+    if (OB_FAIL(sql.assign_fmt(QUERY_LS_INFO_SQL_FORMAT, "__ALL_LS", snapshto_scn_val, snapshto_scn_val))) {
+      LOG_ERROR("assign_fmt for TenantLSQuerySQL failed", KR(ret),
+          K_(snapshot_ts_ns), K(snapshot_scn), K(snapshto_scn_val), K(sql));
+    }
+  }
+
+  return ret;
+}
+
+int TenantLSQueryer::parse_row_(common::sqlclient::ObMySQLResult &sql_result, ObCDCQueryResult<LSIDArray> &result)
+{
+  int ret = OB_SUCCESS;
+  int64_t ls_id = share::ObLSID::INVALID_LS_ID;
+  EXTRACT_UINT_FIELD_MYSQL(sql_result, "LS_ID", ls_id, int64_t);
+  share::ObLSID ob_ls_id(ls_id);
+
+  if (OB_FAIL(ret)) {
+    LOG_ERROR("extract ls_id field from sql_result failed", KR(ret), K_(snapshot_ts_ns), K(ob_ls_id));
+  } else if (OB_UNLIKELY(! ob_ls_id.is_valid())) {
+    ret = OB_ERR_UNEXPECTED;
+    LOG_ERROR("invalid ls_id", KR(ret), K_(snapshot_ts_ns), K(ob_ls_id));
+  } else if (OB_FAIL(result.get_data().push_back(ob_ls_id))) {
+    LOG_ERROR("push_back ls_id into query_result failed", KR(ret), K_(snapshot_ts_ns), K(ob_ls_id), K(result));
+  }
+
+  return ret;
+}
+
 ObLogLsGetter::ObLogLsGetter() :
     is_inited_(false),
     tenant_ls_ids_cache_()
@@ -31,7 +78,7 @@ ObLogLsGetter::~ObLogLsGetter()
   destroy();
 }
 
-int ObLogLsGetter::init(const common::ObIArray<uint64_t> &tenant_ids)
+int ObLogLsGetter::init(const common::ObIArray<uint64_t> &tenant_ids, const int64_t start_tstamp_ns)
 {
   int ret = OB_SUCCESS;
 
@@ -47,8 +94,8 @@ int ObLogLsGetter::init(const common::ObIArray<uint64_t> &tenant_ids)
       if (OB_SYS_TENANT_ID == tenant_id
           || is_meta_tenant(tenant_id)) {
         // do nothing
-      } else if (OB_FAIL(query_and_set_tenant_ls_info_(tenant_id))) {
-        LOG_ERROR("query_and_set_tenant_ls_info_ failed", KR(ret), K(tenant_id));
+      } else if (OB_FAIL(query_and_set_tenant_ls_info_(tenant_id, start_tstamp_ns))) {
+        LOG_ERROR("query_and_set_tenant_ls_info_ failed", KR(ret), K(tenant_id), K(start_tstamp_ns));
       }
     }
 
@@ -70,6 +117,7 @@ void ObLogLsGetter::destroy()
 
 int ObLogLsGetter::get_ls_ids(
     const uint64_t tenant_id,
+    const int64_t snapshot_ts,
     common::ObIArray<share::ObLSID> &ls_id_array)
 {
   int ret = OB_SUCCESS;
@@ -84,7 +132,7 @@ int ObLogLsGetter::get_ls_ids(
     } else {
       ret = OB_SUCCESS;
       // query and set
-      if (OB_FAIL(query_and_set_tenant_ls_info_(tenant_id))) {
+      if (OB_FAIL(query_and_set_tenant_ls_info_(tenant_id, snapshot_ts))) {
         LOG_ERROR("query_and_set_tenant_ls_info_ failed", KR(ret), K(tenant_id));
       }
     }
@@ -100,28 +148,18 @@ int ObLogLsGetter::get_ls_ids(
 }
 
 int ObLogLsGetter::query_and_set_tenant_ls_info_(
-    const uint64_t tenant_id)
+    const uint64_t tenant_id,
+    const int64_t snapshot_ts)
 {
   int ret = OB_SUCCESS;
-  ObLogSysTableHelper::TenantLSIDs tenant_ls_ids;
   LSIDArray ls_ids;
 
-  if (OB_FAIL(query_tenant_ls_info_(tenant_id, tenant_ls_ids))) {
-    LOG_ERROR("query_tenant_ls_info_ failed", KR(ret), K(tenant_id));
+  if (OB_FAIL(query_tenant_ls_info_(tenant_id, snapshot_ts, ls_ids))) {
+    LOG_ERROR("query_tenant_ls_info failed", KR(ret), K(tenant_id), K(snapshot_ts));
+  } else if (OB_FAIL(tenant_ls_ids_cache_.insert(tenant_id, ls_ids))) {
+    LOG_ERROR("tenant_ls_ids_cache_ insert data failed", KR(ret), K(tenant_id), K(ls_ids));
   } else {
-    ARRAY_FOREACH_N(tenant_ls_ids, ls_ids_idx, ls_ids_count) {
-      if (OB_FAIL(ls_ids.push_back(tenant_ls_ids.at(ls_ids_idx)))) {
-        LOG_ERROR("ls_ids push_back failed", KR(ret), K(ls_ids), K(tenant_ls_ids));
-      }
-    }
-
-    if (OB_SUCC(ret)) {
-      if (OB_FAIL(tenant_ls_ids_cache_.insert(tenant_id, ls_ids))) {
-        LOG_ERROR("tenant_ls_ids_cache_ insert failed", KR(ret), K(tenant_id), K(ls_ids));
-      } else {
-        LOG_INFO("tenant_ls_ids_cache_ insert succ", K(tenant_id), K(ls_ids));
-      }
-    } // OB_SUCC
+    LOG_INFO("tenant_ls_ids_cache_ insert success", K(tenant_id), K(snapshot_ts), K(ls_ids));
   }
 
   return ret;
@@ -129,33 +167,28 @@ int ObLogLsGetter::query_and_set_tenant_ls_info_(
 
 int ObLogLsGetter::query_tenant_ls_info_(
     const uint64_t tenant_id,
-    ObLogSysTableHelper::TenantLSIDs &tenant_ls_ids)
+    const int64_t snapshot_ts,
+    LSIDArray &ls_array)
 {
   int ret = OB_SUCCESS;
-  IObLogSysTableHelper *systable_helper = TCTX.systable_helper_;
-  tenant_ls_ids.reset();
-  bool done = false;
+  const static int64_t QUERY_TIMEOUT = 10 * _MIN_;
+  ls_array.reset();
+  ObCDCQueryResult<LSIDArray> query_result(ls_array);
+  TenantLSQueryer queryer(snapshot_ts, TCTX.tenant_sql_proxy_.get_ob_mysql_proxy());
 
-  if (OB_ISNULL(systable_helper)) {
+  if (OB_UNLIKELY(! is_user_tenant(tenant_id))) {
+    ret = OB_INVALID_ARGUMENT;
+    LOG_ERROR("expected user_tenant for TenantLSGetter", KR(ret), K(tenant_id));
+  } else if (OB_FAIL(queryer.query(tenant_id, query_result, QUERY_TIMEOUT))) {
+    LOG_ERROR("query tenant ls_id failed", KR(ret), K(tenant_id), K(snapshot_ts), K(ls_array));
+  } else if (OB_UNLIKELY(query_result.is_empty())) {
     ret = OB_ERR_UNEXPECTED;
-    LOG_ERROR("systable_helper is NULL", KR(ret));
-  } else {
-    while (! done && OB_SUCCESS == ret) {
-      if (OB_FAIL(systable_helper->query_tenant_ls_info(tenant_id, tenant_ls_ids))) {
-        LOG_WARN("systable_helper query_tenant_ls_info fail", KR(ret), K(tenant_id), K(tenant_ls_ids));
-      } else {
-        done = true;
-      }
-
-      if (OB_NEED_RETRY == ret) {
-        ret = OB_SUCCESS;
-        ob_usleep(100L * 1000L);
-      }
-    }
+    LOG_ERROR("tenant ls_id query result empty", KR(ret), K(tenant_id), K(snapshot_ts), K(query_result), K(ls_array));
   }
 
   return ret;
 }
 
+
 } // namespace libobcdc
 } // namespace oceanbase
diff --git a/src/logservice/libobcdc/src/ob_log_ls_getter.h b/src/logservice/libobcdc/src/ob_log_ls_getter.h
index c9cd38501c..d682e89830 100644
--- a/src/logservice/libobcdc/src/ob_log_ls_getter.h
+++ b/src/logservice/libobcdc/src/ob_log_ls_getter.h
@@ -16,33 +16,54 @@
 #include "lib/hash/ob_linear_hash_map.h"        // ObLinearHashMap
 #include "ob_log_systable_helper.h"         // ObLogSysTableHelper
 #include "ob_log_tenant.h"
+#include "ob_cdc_tenant_query.h"
 
 namespace oceanbase
 {
 namespace libobcdc
 {
+
+typedef ObArray<share::ObLSID> LSIDArray;
+
+class TenantLSQueryer : public ObCDCTenantQuery<LSIDArray>
+{
+public:
+  TenantLSQueryer(const int64_t snapshot_ts_ns, common::ObMySQLProxy &sql_proxy)
+    : ObCDCTenantQuery(sql_proxy), snapshot_ts_ns_(snapshot_ts_ns) {}
+  ~TenantLSQueryer() { snapshot_ts_ns_ = OB_INVALID_TIMESTAMP; }
+private:
+  int build_sql_statement_(const uint64_t tenant_id, ObSqlString &sql) override;
+  int parse_row_(common::sqlclient::ObMySQLResult &sql_result, ObCDCQueryResult<LSIDArray> &result) override;
+private:
+  static const char* QUERY_LS_INFO_SQL_FORMAT;
+private:
+  int64_t snapshot_ts_ns_;
+};
+
 class ObLogLsGetter
 {
 public:
   ObLogLsGetter();
   ~ObLogLsGetter();
-  int init(const common::ObIArray<uint64_t> &tenant_ids);
+  int init(const common::ObIArray<uint64_t> &tenant_ids, const int64_t start_tstamp_ns);
   void destroy();
 
   int get_ls_ids(
       const uint64_t tenant_id,
+      const int64_t snapshot_ts,
       common::ObIArray<share::ObLSID> &ls_id_array);
 
 private:
   int query_and_set_tenant_ls_info_(
-      const uint64_t tenant_id);
+      const uint64_t tenant_id,
+      const int64_t snapshot_ts);
 
   int query_tenant_ls_info_(
       const uint64_t tenant_id,
-      ObLogSysTableHelper::TenantLSIDs &tenant_ls_ids);
+      const int64_t snapshot_ts,
+      LSIDArray &ls_array);
 
 private:
-  typedef ObArray<share::ObLSID> LSIDArray;
   typedef common::ObLinearHashMap<TenantID, LSIDArray> TenantLSIDsCache;
 
   bool is_inited_;
diff --git a/src/logservice/libobcdc/src/ob_log_ls_op_processor.cpp b/src/logservice/libobcdc/src/ob_log_ls_op_processor.cpp
index 1b2153ac59..415d1b41ad 100644
--- a/src/logservice/libobcdc/src/ob_log_ls_op_processor.cpp
+++ b/src/logservice/libobcdc/src/ob_log_ls_op_processor.cpp
@@ -34,7 +34,7 @@ int ObLogLSOpProcessor::process_ls_op(
     ret = OB_INVALID_ARGUMENT;
     LOG_ERROR("ls attr is invalid", KR(ret), K(ls_attr));
   } else if (OB_FAIL(TCTX.get_tenant_guard(tenant_id, guard))) {
-    LOG_ERROR("get_tenant fail", KR(ret), K(tenant_id), K(guard));
+    LOG_WARN("get_tenant fail", KR(ret), K(tenant_id), K(guard));
   } else if (OB_ISNULL(tenant = guard.get_tenant())) {
     ret = OB_ERR_UNEXPECTED;
     LOG_ERROR("get tenant fail, tenant is NULL", KR(ret), K(tenant_id));
diff --git a/src/logservice/libobcdc/src/ob_log_meta_data_replayer.cpp b/src/logservice/libobcdc/src/ob_log_meta_data_replayer.cpp
index aabe988104..7c7ec67414 100644
--- a/src/logservice/libobcdc/src/ob_log_meta_data_replayer.cpp
+++ b/src/logservice/libobcdc/src/ob_log_meta_data_replayer.cpp
@@ -14,8 +14,8 @@
 #include "ob_log_meta_data_replayer.h"
 #include "ob_log_part_trans_task.h"
 
-#define _STAT(level, fmt, args...) _OBLOG_LOG(level, "[LOG_META_DATA] [REPALYER] " fmt, ##args)
-#define STAT(level, fmt, args...) OBLOG_LOG(level, "[LOG_META_DATA] [REPALYER] " fmt, ##args)
+#define _STAT(level, fmt, args...) _OBLOG_LOG(level, "[LOG_META_DATA] [REPLAYER] " fmt, ##args)
+#define STAT(level, fmt, args...) OBLOG_LOG(level, "[LOG_META_DATA] [REPLAYER] " fmt, ##args)
 #define _ISTAT(fmt, args...) _STAT(INFO, fmt, ##args)
 #define ISTAT(fmt, args...) STAT(INFO, fmt, ##args)
 #define _DSTAT(fmt, args...) _STAT(DEBUG, fmt, ##args)
@@ -139,7 +139,7 @@ int ObLogMetaDataReplayer::replay(
         "TRANS_COUNT(TOTAL=%ld DDL_TRANS=%ld/%ld LS_OP=%ld)",
         tenant_id, start_timestamp_ns, NTS_TO_STR(start_timestamp_ns),
         replay_info_stat.total_part_trans_task_count_,
-        replay_info_stat.ddl_part_trans_task_repalyed_count_,
+        replay_info_stat.ddl_part_trans_task_replayed_count_,
         replay_info_stat.ddl_part_trans_task_toal_count_,
         replay_info_stat.ls_op_part_trans_task_count_);
   }
@@ -165,7 +165,7 @@ int ObLogMetaDataReplayer::handle_ddl_trans_(
     // Only DDL transactions less than or equal to the start timestamp need to be replayed
     if (trans_commit_version <= start_timestamp_ns) {
       DSTAT("handle DDL_TRANS to be replayed", K(part_trans_task));
-      replay_info_stat.ddl_part_trans_task_repalyed_count_++;
+      replay_info_stat.ddl_part_trans_task_replayed_count_++;
 
       if (OB_FAIL(part_trans_task.parse_multi_data_source_data_for_ddl("ObLogMetaDataReplayer"))) {
         LOG_ERROR("parse_multi_data_source_data_for_ddl failed", KR(ret), K(part_trans_task));
diff --git a/src/logservice/libobcdc/src/ob_log_meta_data_replayer.h b/src/logservice/libobcdc/src/ob_log_meta_data_replayer.h
index a6092ddbea..22921d1c3f 100644
--- a/src/logservice/libobcdc/src/ob_log_meta_data_replayer.h
+++ b/src/logservice/libobcdc/src/ob_log_meta_data_replayer.h
@@ -63,13 +63,13 @@ private:
     {
       total_part_trans_task_count_ = 0;
       ddl_part_trans_task_toal_count_ = 0;
-      ddl_part_trans_task_repalyed_count_ = 0;
+      ddl_part_trans_task_replayed_count_ = 0;
       ls_op_part_trans_task_count_ = 0;
     }
 
     int64_t total_part_trans_task_count_;
     int64_t ddl_part_trans_task_toal_count_;
-    int64_t ddl_part_trans_task_repalyed_count_;
+    int64_t ddl_part_trans_task_replayed_count_;
     int64_t ls_op_part_trans_task_count_;
   };
 
diff --git a/src/logservice/libobcdc/src/ob_log_schema_incremental_replay.cpp b/src/logservice/libobcdc/src/ob_log_schema_incremental_replay.cpp
index e3c1fe8198..e1ef309d45 100644
--- a/src/logservice/libobcdc/src/ob_log_schema_incremental_replay.cpp
+++ b/src/logservice/libobcdc/src/ob_log_schema_incremental_replay.cpp
@@ -13,8 +13,8 @@
 
 #include "ob_log_schema_incremental_replay.h"
 
-#define _STAT(level, fmt, args...) _OBLOG_LOG(level, "[LOG_META_DATA] [REPALYER] [SCHMEA] " fmt, ##args)
-#define STAT(level, fmt, args...) OBLOG_LOG(level, "[LOG_META_DATA] [REPALYER] [SCHMEA] " fmt, ##args)
+#define _STAT(level, fmt, args...) _OBLOG_LOG(level, "[LOG_META_DATA] [REPLAYER] [SCHMEA] " fmt, ##args)
+#define STAT(level, fmt, args...) OBLOG_LOG(level, "[LOG_META_DATA] [REPLAYER] [SCHMEA] " fmt, ##args)
 #define _ISTAT(fmt, args...) _STAT(INFO, fmt, ##args)
 #define ISTAT(fmt, args...) STAT(INFO, fmt, ##args)
 #define _DSTAT(fmt, args...) _STAT(DEBUG, fmt, ##args)
diff --git a/src/logservice/libobcdc/src/ob_log_systable_helper.cpp b/src/logservice/libobcdc/src/ob_log_systable_helper.cpp
index 37f59dc6f3..59fcb65fff 100644
--- a/src/logservice/libobcdc/src/ob_log_systable_helper.cpp
+++ b/src/logservice/libobcdc/src/ob_log_systable_helper.cpp
@@ -20,7 +20,7 @@
 #include "common/ob_role.h"                                     // LEADER
 
 #include "share/inner_table/ob_inner_table_schema_constants.h"  // OB_***_TNAME
-#include "share/schema/ob_schema_struct.h"                      // TenantStatus
+#include "share/schema/ob_schema_struct.h"                      // TenantStatus, ObTenantStatus
 #include "ob_log_instance.h"                                    // TCTX
 #include "ob_log_config.h"                                      // ObLogConfig, TCONF
 #include "ob_log_utils.h"
diff --git a/src/logservice/libobcdc/src/ob_log_tenant_mgr.cpp b/src/logservice/libobcdc/src/ob_log_tenant_mgr.cpp
index 7af240ad67..73a31b1901 100644
--- a/src/logservice/libobcdc/src/ob_log_tenant_mgr.cpp
+++ b/src/logservice/libobcdc/src/ob_log_tenant_mgr.cpp
@@ -432,8 +432,8 @@ int ObLogTenantMgr::start_tenant_service_(
       } else if (OB_SYS_TENANT_ID == tenant_id) {
         // sys tenant, do nothing
       } else if (! is_normal_new_created_tenant) {
-        if (OB_FAIL(ls_getter_.get_ls_ids(tenant_id, ls_id_array))) {
-          LOG_ERROR("ls_getter_ get_ls_ids failed", KR(ret), K(tenant_id), K(ls_id_array));
+        if (OB_FAIL(ls_getter_.get_ls_ids(tenant_id, start_tstamp_ns, ls_id_array))) {
+          LOG_ERROR("ls_getter_ get_ls_ids failed", KR(ret), K(tenant_id), K(ls_id_array), K(start_tstamp_ns));
         }
       }
     } else if (is_data_dict_refresh_mode(refresh_mode_)) {
@@ -1333,8 +1333,8 @@ int ObLogTenantMgr::get_tenant_ids_(
     // get available tenant id list
     else if (OB_FAIL(sys_schema_guard.get_available_tenant_ids(tenant_id_list, timeout))) {
       LOG_ERROR("get_available_tenant_ids fail", KR(ret), K(tenant_id_list), K(timeout));
-    } else if (OB_FAIL(ls_getter_.init(tenant_id_list))) {
-      LOG_ERROR("ObLogLsGetter init fail", KR(ret), K(tenant_id_list));
+    } else if (OB_FAIL(ls_getter_.init(tenant_id_list, start_tstamp_ns))) {
+      LOG_ERROR("ObLogLsGetter init fail", KR(ret), K(tenant_id_list), K(start_tstamp_ns));
     }
   } else if (is_data_dict_refresh_mode(refresh_mode_)) {
     IObLogSysTableHelper *systable_helper = TCTX.systable_helper_;
diff --git a/src/logservice/libobcdc/src/ob_ls_worker.h b/src/logservice/libobcdc/src/ob_ls_worker.h
index 1e5d9c11ba..3b6e39df37 100644
--- a/src/logservice/libobcdc/src/ob_ls_worker.h
+++ b/src/logservice/libobcdc/src/ob_ls_worker.h
@@ -100,7 +100,6 @@ public:
 
 public:
   // Overloading thread handling functions
-  // virtual int handle(void *data, const int64_t thread_index, volatile bool &stop_flag);
   virtual void handle(void *data, volatile bool &stop_flag) override;
 
 public: