diff --git a/tests/system-test/1-insert/create_retentions.py b/tests/system-test/1-insert/create_retentions.py
index c3f26353fa..a0600dc9e0 100644
--- a/tests/system-test/1-insert/create_retentions.py
+++ b/tests/system-test/1-insert/create_retentions.py
@@ -82,23 +82,23 @@ class TDTestCase:
     @property
     def create_stable_sql_err(self):
         return [
-            f"create stable stb1 ({PRIMARY_COL} timestamp, {INT_COL} int) tags (tag1 int) rollup(ceil) delay 1",
-            f"create stable stb1 ({PRIMARY_COL} timestamp, {INT_COL} int) tags (tag1 int) rollup(count) delay 1",
-            f"create stable stb1 ({PRIMARY_COL} timestamp, {INT_COL} int) tags (tag1 int) rollup(min) delay 0",
-            f"create stable stb1 ({PRIMARY_COL} timestamp, {INT_COL} int) tags (tag1 int) rollup(min) delay -1.0",
-            f"create stable stb2 ({PRIMARY_COL} timestamp, {INT_COL} int, {BINARY_COL} binary(16)) tags (tag1 int) rollup(avg) delay 1",
-            f"create stable stb2 ({PRIMARY_COL} timestamp, {INT_COL} int, {BINARY_COL} nchar(16)) tags (tag1 int) rollup(avg) delay 1",
+            f"create stable stb1 ({PRIMARY_COL} timestamp, {INT_COL} int) tags (tag1 int) rollup(ceil) file_factor 1",
+            f"create stable stb1 ({PRIMARY_COL} timestamp, {INT_COL} int) tags (tag1 int) rollup(count) file_factor 1",
+            f"create stable stb1 ({PRIMARY_COL} timestamp, {INT_COL} int) tags (tag1 int) rollup(min) file_factor 0",
+            f"create stable stb1 ({PRIMARY_COL} timestamp, {INT_COL} int) tags (tag1 int) rollup(min) file_factor -1.0",
+            f"create stable stb2 ({PRIMARY_COL} timestamp, {INT_COL} int, {BINARY_COL} binary(16)) tags (tag1 int) rollup(avg) file_factor 1",
+            f"create stable stb2 ({PRIMARY_COL} timestamp, {INT_COL} int, {BINARY_COL} nchar(16)) tags (tag1 int) rollup(avg) file_factor 1",
         ]
 
     @property
     def create_stable_sql_current(self):
         return [
-            f"create stable stb1 ({PRIMARY_COL} timestamp, {INT_COL} int) tags (tag1 int) delay 5",
-            f"create stable stb2 ({PRIMARY_COL} timestamp, {INT_COL} int) tags (tag1 int) rollup(min) delay 5",
-            f"create stable stb3 ({PRIMARY_COL} timestamp, {INT_COL} int) tags (tag1 int) rollup(max) delay 5",
-            f"create stable stb4 ({PRIMARY_COL} timestamp, {INT_COL} int) tags (tag1 int) rollup(sum) delay 5",
-            f"create stable stb5 ({PRIMARY_COL} timestamp, {INT_COL} int) tags (tag1 int) rollup(last) delay 5",
-            f"create stable stb6 ({PRIMARY_COL} timestamp, {INT_COL} int) tags (tag1 int) rollup(first) delay 5",
+            f"create stable stb1 ({PRIMARY_COL} timestamp, {INT_COL} int) tags (tag1 int) file_factor 5.0",
+            f"create stable stb2 ({PRIMARY_COL} timestamp, {INT_COL} int) tags (tag1 int) rollup(min) file_factor 5.0",
+            f"create stable stb3 ({PRIMARY_COL} timestamp, {INT_COL} int) tags (tag1 int) rollup(max) file_factor 5.0",
+            f"create stable stb4 ({PRIMARY_COL} timestamp, {INT_COL} int) tags (tag1 int) rollup(sum) file_factor 5.0",
+            f"create stable stb5 ({PRIMARY_COL} timestamp, {INT_COL} int) tags (tag1 int) rollup(last) file_factor 5.0",
+            f"create stable stb6 ({PRIMARY_COL} timestamp, {INT_COL} int) tags (tag1 int) rollup(first) file_factor 5.0",
         ]
 
     def test_create_stb(self):
@@ -110,7 +110,7 @@ class TDTestCase:
         tdSql.query("show stables")
         tdSql.checkRows(len(self.create_stable_sql_current))
         tdSql.execute("use db")  # because db is a noraml database, not a rollup database, can not create a rollup database
-        tdSql.error(f"create stable stb1 ({PRIMARY_COL} timestamp, {INT_COL} int) tags (tag1 int) delay 5")
+        tdSql.error(f"create stable stb1 ({PRIMARY_COL} timestamp, {INT_COL} int) tags (tag1 int) file_factor 5")
 
 
     def test_create_databases(self):
@@ -200,6 +200,11 @@ class TDTestCase:
 
         return data_set
 
+    def __insert_data_0(self):
+        data = self.__data_set(rows=self.rows)
+        for i in range(self.rows):
+            tdSql.execute()
+
     def __insert_data(self, rows):
         now_time = int(datetime.datetime.timestamp(datetime.datetime.now()) * 1000)
         data = self.__data_set(rows)