diff --git a/src/rootserver/ob_daily_merge_scheduler.cpp b/src/rootserver/ob_daily_merge_scheduler.cpp
index f53014954001a210c12bbbf8190b65cf7d797097..aa3e822e53495a3c279c601a3f1f90f7daa223d0 100644
--- a/src/rootserver/ob_daily_merge_scheduler.cpp
+++ b/src/rootserver/ob_daily_merge_scheduler.cpp
@@ -1400,8 +1400,15 @@ void ObDailyMergeScheduler::check_merge_timeout()
       }                                                                // end FOREACH(zone, zones)
       const int64_t MAX_NO_MERGE_INTERVAL = 36 * 3600 * 1000 * 1000L;  // 36 hours
       if (now - max_last_merge_merged_time > MAX_NO_MERGE_INTERVAL &&
-          now - max_start_merge_time > MAX_NO_MERGE_INTERVAL) {
-        LOG_ERROR("long time no daily merge, please check it", K(ret));
+          now - max_start_merge_time > MAX_NO_MERGE_INTERVAL && !config_->major_freeze_duty_time.disable()) {
+        // if cluster can not daily merge, no need
+        if (REACH_TIME_INTERVAL(10 * 60 * 1000 * 1000)) {
+          LOG_ERROR("long time no daily merge, please check it",
+              KR(ret),
+              K(max_last_merge_merged_time),
+              K(max_start_merge_time),
+              K(zones));
+        }
       }
     }
   }
diff --git a/src/share/config/ob_server_config.h b/src/share/config/ob_server_config.h
index 24beb1196f78146d60e42d13bb78012b7b4a3fdd..7d87be9a55c6f683584a5e6e70f74025dcf1955e 100644
--- a/src/share/config/ob_server_config.h
+++ b/src/share/config/ob_server_config.h
@@ -50,6 +50,8 @@ const char* const SSL_EXTERNAL_KMS_INFO = "ssl_external_kms_info";
 const char* const ENABLE_ONE_PHASE_COMMIT = "enable_one_phase_commit";
 const char* const CLOG_DISK_USAGE_LIMIT_PERCENTAGE = "clog_disk_usage_limit_percentage";
 const char* const CLOG_DISK_UTILIZATION_THRESHOLD = "clog_disk_utilization_threshold";
+const char *const CLUSTER_ID = "cluster_id";
+const char *const CLUSTER_NAME = "cluster";
 
 class ObServerConfig : public ObCommonConfig {
 public:
diff --git a/src/sql/resolver/cmd/ob_alter_system_resolver.cpp b/src/sql/resolver/cmd/ob_alter_system_resolver.cpp
index 3825ced04f3b9d60c3494300bc894cda3e46ae6a..4475a38d086d5add8e8caa11577f4bd22297ea37 100644
--- a/src/sql/resolver/cmd/ob_alter_system_resolver.cpp
+++ b/src/sql/resolver/cmd/ob_alter_system_resolver.cpp
@@ -1724,6 +1724,10 @@ int ObSetConfigResolver::resolve(const ParseNode& parse_tree)
                 if (OB_FAIL(check_enable_log_archive(item.value_.str()))) {
                   LOG_WARN("cannot set enable log archive true", K(ret));
                 }
+              } else if (0 == STRCMP(item.name_.ptr(), CLUSTER_ID)) {
+                ret = OB_OP_NOT_ALLOW;
+                LOG_WARN("cluster_id is not allowed to modify");
+                LOG_USER_ERROR(OB_OP_NOT_ALLOW, "alter the parameter cluster_id");
               }
             }
           }