diff --git a/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_createDb_replica1.py b/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_createDb_replica1.py
index 19239513d6..139be74a08 100644
--- a/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_createDb_replica1.py
+++ b/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_createDb_replica1.py
@@ -62,7 +62,7 @@ class TDTestCase:
             # only for 1 mnode
             mnode_name = k
 
-            if v[2] in ['leader', 'leader*']:
+            if v[2] in ['leader', 'leader*', 'leader**']:
                 is_leader=True
 
         if count==1 and is_leader:
@@ -111,12 +111,12 @@ class TDTestCase:
             vgroup_id = vgroup_info[0]
             tmp_list = []
             for role in vgroup_info[3:-4]:
-                if role in ['leader', 'leader*', 'follower']:
+                if role in ['leader', 'leader*', 'leader**', 'follower']:
                     tmp_list.append(role)
             vgroups_infos[vgroup_id]=tmp_list
 
         for k , v in vgroups_infos.items():
-            if len(v) ==1 and v[0] in ['leader', 'leader*']:
+            if len(v) ==1 and v[0] in ['leader', 'leader*', 'leader**']:
                 tdLog.notice(" === create database replica only 1 role leader  check success of vgroup_id {} ======".format(k))
             else:
                 tdLog.exit(" === create database replica only 1 role leader  check fail of vgroup_id {} ======".format(k))
diff --git a/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_replica1_insertdatas.py b/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_replica1_insertdatas.py
index f27c343329..4a0522ad35 100644
--- a/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_replica1_insertdatas.py
+++ b/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_replica1_insertdatas.py
@@ -116,12 +116,12 @@ class TDTestCase:
             vgroup_id = vgroup_info[0]
             tmp_list = []
             for role in vgroup_info[3:-4]:
-                if role in ['leader','leader*','follower']:
+                if role in ['leader', 'leader*', 'leader**', 'follower']:
                     tmp_list.append(role)
             vgroups_infos[vgroup_id]=tmp_list
 
         for k , v in vgroups_infos.items():
-            if len(v) ==1 and v[0] in ['leader', 'leader*']:
+            if len(v) == 1 and v[0] in ['leader', 'leader*', 'leader**']:
                 tdLog.notice(" === create database replica only 1 role leader  check success of vgroup_id {} ======".format(k))
             else:
                 tdLog.notice(" === create database replica only 1 role leader  check fail of vgroup_id {} ======".format(k))
diff --git a/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_replica1_insertdatas_querys.py b/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_replica1_insertdatas_querys.py
index 671010db9a..82ba256122 100644
--- a/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_replica1_insertdatas_querys.py
+++ b/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_replica1_insertdatas_querys.py
@@ -117,12 +117,12 @@ class TDTestCase:
             vgroup_id = vgroup_info[0]
             tmp_list = []
             for role in vgroup_info[3:-4]:
-                if role in ['leader','leader*','follower']:
+                if role in ['leader', 'leader*', 'leader**', 'follower']:
                     tmp_list.append(role)
             vgroups_infos[vgroup_id]=tmp_list
 
         for k , v in vgroups_infos.items():
-            if len(v) ==1 and v[0] in ['leader', 'leader*']:
+            if len(v) == 1 and v[0] in ['leader', 'leader*', 'leader**']:
                 tdLog.notice(" === create database replica only 1 role leader  check success of vgroup_id {} ======".format(k))
             else:
                 tdLog.notice(" === create database replica only 1 role leader  check fail of vgroup_id {} ======".format(k))
diff --git a/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_replica3_insertdatas.py b/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_replica3_insertdatas.py
index 0537d824b9..3751391d65 100644
--- a/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_replica3_insertdatas.py
+++ b/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_replica3_insertdatas.py
@@ -116,12 +116,12 @@ class TDTestCase:
             vgroup_id = vgroup_info[0]
             tmp_list = []
             for role in vgroup_info[3:-4]:
-                if role in ['leader','leader*','follower']:
+                if role in ['leader', 'leader*', 'leader**', 'follower']:
                     tmp_list.append(role)
             vgroups_infos[vgroup_id]=tmp_list
 
         for k , v in vgroups_infos.items():
-            if len(v) ==1 and v[0] in ['leader', 'leader*']:
+            if len(v) == 1 and v[0] in ['leader', 'leader*', 'leader**']:
                 tdLog.notice(" === create database replica only 1 role leader  check success of vgroup_id {} ======".format(k))
             else:
                 tdLog.notice(" === create database replica only 1 role leader  check fail of vgroup_id {} ======".format(k))
diff --git a/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_replica3_insertdatas_querys.py b/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_replica3_insertdatas_querys.py
index d054e25e46..24b4ff63dd 100644
--- a/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_replica3_insertdatas_querys.py
+++ b/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_replica3_insertdatas_querys.py
@@ -117,12 +117,12 @@ class TDTestCase:
             vgroup_id = vgroup_info[0]
             tmp_list = []
             for role in vgroup_info[3:-4]:
-                if role in ['leader','leader*','follower']:
+                if role in ['leader', 'leader*', 'leader**', 'follower']:
                     tmp_list.append(role)
             vgroups_infos[vgroup_id]=tmp_list
 
         for k , v in vgroups_infos.items():
-            if len(v) ==1 and v[0] in ['leader', 'leader*']:
+            if len(v) == 1 and v[0] in ['leader', 'leader*', 'leader**']:
                 tdLog.notice(" === create database replica only 1 role leader  check success of vgroup_id {} ======".format(k))
             else:
                 tdLog.notice(" === create database replica only 1 role leader  check fail of vgroup_id {} ======".format(k))
diff --git a/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_replica3_insertdatas_querys_loop_restart_all_vnode.py b/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_replica3_insertdatas_querys_loop_restart_all_vnode.py
index 2eb631d433..6ef239382b 100644
--- a/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_replica3_insertdatas_querys_loop_restart_all_vnode.py
+++ b/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_replica3_insertdatas_querys_loop_restart_all_vnode.py
@@ -120,12 +120,12 @@ class TDTestCase:
             vgroup_id = vgroup_info[0]
             tmp_list = []
             for role in vgroup_info[3:-4]:
-                if role in ['leader','leader*','follower']:
+                if role in ['leader', 'leader*', 'leader**', 'follower']:
                     tmp_list.append(role)
             vgroups_infos[vgroup_id]=tmp_list
 
         for k , v in vgroups_infos.items():
-            if len(v) ==1 and v[0] in ['leader', 'leader*']:
+            if len(v) == 1 and v[0] in ['leader', 'leader*', 'leader**']:
                 tdLog.notice(" === create database replica only 1 role leader  check success of vgroup_id {} ======".format(k))
             else:
                 tdLog.exit(" === create database replica only 1 role leader  check fail of vgroup_id {} ======".format(k))
diff --git a/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_replica3_insertdatas_querys_loop_restart_follower.py b/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_replica3_insertdatas_querys_loop_restart_follower.py
index 2993ce3a4a..35ea3f392c 100644
--- a/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_replica3_insertdatas_querys_loop_restart_follower.py
+++ b/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_replica3_insertdatas_querys_loop_restart_follower.py
@@ -120,12 +120,12 @@ class TDTestCase:
             vgroup_id = vgroup_info[0]
             tmp_list = []
             for role in vgroup_info[3:-4]:
-                if role in ['leader','leader*','follower']:
+                if role in ['leader', 'leader*', 'leader**', 'follower']:
                     tmp_list.append(role)
             vgroups_infos[vgroup_id]=tmp_list
 
         for k , v in vgroups_infos.items():
-            if len(v) ==1 and v[0] in ['leader', 'leader*']:
+            if len(v) == 1 and v[0] in ['leader', 'leader*', 'leader**']:
                 tdLog.notice(" === create database replica only 1 role leader  check success of vgroup_id {} ======".format(k))
             else:
                 tdLog.notice(" === create database replica only 1 role leader  check fail of vgroup_id {} ======".format(k))
diff --git a/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_replica3_insertdatas_querys_loop_restart_leader.py b/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_replica3_insertdatas_querys_loop_restart_leader.py
index d9a84db6a2..ab5d05f362 100644
--- a/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_replica3_insertdatas_querys_loop_restart_leader.py
+++ b/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_replica3_insertdatas_querys_loop_restart_leader.py
@@ -120,12 +120,12 @@ class TDTestCase:
             vgroup_id = vgroup_info[0]
             tmp_list = []
             for role in vgroup_info[3:-4]:
-                if role in ['leader','leader*','follower']:
+                if role in ['leader', 'leader*', 'leader**', 'follower']:
                     tmp_list.append(role)
             vgroups_infos[vgroup_id]=tmp_list
 
         for k , v in vgroups_infos.items():
-            if len(v) ==1 and v[0] in ['leader', 'leader*']:
+            if len(v) == 1 and v[0] in ['leader', 'leader*', 'leader**']:
                 tdLog.notice(" === create database replica only 1 role leader  check success of vgroup_id {} ======".format(k))
             else:
                 tdLog.notice(" === create database replica only 1 role leader  check fail of vgroup_id {} ======".format(k))
diff --git a/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_replica3_insertdatas_stop_follower_sync.py b/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_replica3_insertdatas_stop_follower_sync.py
index 74181bc563..6e9aacebc2 100644
--- a/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_replica3_insertdatas_stop_follower_sync.py
+++ b/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_replica3_insertdatas_stop_follower_sync.py
@@ -125,12 +125,12 @@ class TDTestCase:
             vgroup_id = vgroup_info[0]
             tmp_list = []
             for role in vgroup_info[3:-4]:
-                if role in ['leader','leader*','follower']:
+                if role in ['leader', 'leader*', 'leader**', 'follower']:
                     tmp_list.append(role)
             vgroups_infos[vgroup_id]=tmp_list
 
         for k , v in vgroups_infos.items():
-            if len(v) ==1 and v[0] in ['leader', 'leader*']:
+            if len(v) == 1 and v[0] in ['leader', 'leader*', 'leader**']:
                 tdLog.notice(" === create database replica only 1 role leader  check success of vgroup_id {} ======".format(k))
             else:
                 tdLog.notice(" === create database replica only 1 role leader  check fail of vgroup_id {} ======".format(k))
diff --git a/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_replica3_insertdatas_stop_follower_unsync.py b/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_replica3_insertdatas_stop_follower_unsync.py
index f1275dcecc..a55bc3c39f 100644
--- a/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_replica3_insertdatas_stop_follower_unsync.py
+++ b/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_replica3_insertdatas_stop_follower_unsync.py
@@ -125,12 +125,12 @@ class TDTestCase:
             vgroup_id = vgroup_info[0]
             tmp_list = []
             for role in vgroup_info[3:-4]:
-                if role in ['leader','leader*','follower']:
+                if role in ['leader', 'leader*', 'leader**', 'follower']:
                     tmp_list.append(role)
             vgroups_infos[vgroup_id]=tmp_list
 
         for k , v in vgroups_infos.items():
-            if len(v) ==1 and v[0] in ['leader', 'leader*']:
+            if len(v) == 1 and v[0] in ['leader', 'leader*', 'leader**']:
                 tdLog.notice(" === create database replica only 1 role leader  check success of vgroup_id {} ======".format(k))
             else:
                 tdLog.notice(" === create database replica only 1 role leader  check fail of vgroup_id {} ======".format(k))
diff --git a/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_replica3_insertdatas_stop_follower_unsync_force_stop.py b/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_replica3_insertdatas_stop_follower_unsync_force_stop.py
index b48fed77ee..dd8b6b374a 100644
--- a/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_replica3_insertdatas_stop_follower_unsync_force_stop.py
+++ b/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_replica3_insertdatas_stop_follower_unsync_force_stop.py
@@ -125,12 +125,12 @@ class TDTestCase:
             vgroup_id = vgroup_info[0]
             tmp_list = []
             for role in vgroup_info[3:-4]:
-                if role in ['leader','leader*','follower']:
+                if role in ['leader','leader*', 'leader**','follower']:
                     tmp_list.append(role)
             vgroups_infos[vgroup_id]=tmp_list
 
         for k , v in vgroups_infos.items():
-            if len(v) ==1 and v[0] in ['leader', 'leader*']:
+            if len(v) == 1 and v[0] in ['leader', 'leader*', 'leader**']:
                 tdLog.notice(" === create database replica only 1 role leader  check success of vgroup_id {} ======".format(k))
             else:
                 tdLog.info(" === create database replica only 1 role leader  check fail of vgroup_id {} ======".format(k))
diff --git a/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_replica3_insertdatas_stop_leader_forece_stop.py b/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_replica3_insertdatas_stop_leader_forece_stop.py
index 6308e67068..124bf838bb 100644
--- a/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_replica3_insertdatas_stop_leader_forece_stop.py
+++ b/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_replica3_insertdatas_stop_leader_forece_stop.py
@@ -208,12 +208,12 @@ class TDTestCase:
             vgroup_id = vgroup_info[0]
             tmp_list = []
             for role in vgroup_info[3:-4]:
-                if role in ['leader','leader*','follower']:
+                if role in ['leader','leader*', 'leader**','follower']:
                     tmp_list.append(role)
             vgroups_infos[vgroup_id]=tmp_list
 
         for k , v in vgroups_infos.items():
-            if len(v) ==1 and v[0] in ['leader', 'leader*']:
+            if len(v) == 1 and v[0] in ['leader', 'leader*', 'leader**']:
                 tdLog.notice(" === create database replica only 1 role leader  check success of vgroup_id {} ======".format(k))
             else:
                 tdLog.notice(" === create database replica only 1 role leader  check fail of vgroup_id {} ======".format(k))
diff --git a/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_replica3_mnode3_insertdatas_querys.py b/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_replica3_mnode3_insertdatas_querys.py
index ea5c4679a9..791b58d28d 100644
--- a/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_replica3_mnode3_insertdatas_querys.py
+++ b/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_replica3_mnode3_insertdatas_querys.py
@@ -117,12 +117,12 @@ class TDTestCase:
             vgroup_id = vgroup_info[0]
             tmp_list = []
             for role in vgroup_info[3:-4]:
-                if role in ['leader','leader*','follower']:
+                if role in ['leader','leader*', 'leader**','follower']:
                     tmp_list.append(role)
             vgroups_infos[vgroup_id]=tmp_list
 
         for k , v in vgroups_infos.items():
-            if len(v) ==1 and v[0] in ['leader', 'leader*']:
+            if len(v) == 1 and v[0] in ['leader', 'leader*', 'leader**']:
                 tdLog.notice(" === create database replica only 1 role leader  check success of vgroup_id {} ======".format(k))
             else:
                 tdLog.exit(" === create database replica only 1 role leader  check fail of vgroup_id {} ======".format(k))
diff --git a/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_replica3_vgroups.py b/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_replica3_vgroups.py
index 1f994e3350..53a9463d64 100644
--- a/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_replica3_vgroups.py
+++ b/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_replica3_vgroups.py
@@ -116,12 +116,12 @@ class TDTestCase:
             vgroup_id = vgroup_info[0]
             tmp_list = []
             for role in vgroup_info[3:-4]:
-                if role in ['leader','leader*','follower']:
+                if role in ['leader', 'leader*', 'leader**', 'follower']:
                     tmp_list.append(role)
             vgroups_infos[vgroup_id]=tmp_list
 
         for k , v in vgroups_infos.items():
-            if len(v) ==1 and v[0] in ['leader', 'leader*']:
+            if len(v) == 1 and v[0] in ['leader', 'leader*', 'leader**']:
                 tdLog.notice(" === create database replica only 1 role leader  check success of vgroup_id {} ======".format(k))
             else:
                 tdLog.notice(" === create database replica only 1 role leader  check fail of vgroup_id {} ======".format(k))
diff --git a/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_replica3_vgroups_stopOne.py b/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_replica3_vgroups_stopOne.py
index 56131f24be..ddb765085a 100644
--- a/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_replica3_vgroups_stopOne.py
+++ b/tests/system-test/6-cluster/vnode/4dnode1mnode_basic_replica3_vgroups_stopOne.py
@@ -119,12 +119,12 @@ class TDTestCase:
             vgroup_id = vgroup_info[0]
             tmp_list = []
             for role in vgroup_info[3:-4]:
-                if role in ['leader','leader*','follower']:
+                if role in ['leader', 'leader*', 'leader**', 'follower']:
                     tmp_list.append(role)
             vgroups_infos[vgroup_id]=tmp_list
 
         for k , v in vgroups_infos.items():
-            if len(v) ==1 and v[0] in ['leader', 'leader*']:
+            if len(v) == 1 and v[0] in ['leader', 'leader*', 'leader**']:
                 tdLog.notice(" === create database replica only 1 role leader  check success of vgroup_id {} ======".format(k))
             else:
                 tdLog.notice(" === create database replica only 1 role leader  check fail of vgroup_id {} ======".format(k))