diff --git a/tests/pytest/tsdb/insertDataDb2.json b/tests/pytest/tsdb/insertDataDb2.json
index 89536418a2c1627958c1c50a396056692c0bcd42..4cde724a82d8d3956ac5beb9f32fe77f96786aeb 100644
--- a/tests/pytest/tsdb/insertDataDb2.json
+++ b/tests/pytest/tsdb/insertDataDb2.json
@@ -38,7 +38,7 @@
             "childtable_count": 200000,
             "childtable_prefix": "stb0_",
             "auto_create_table": "no",
-            "batch_create_tbl_num": 1000,
+            "batch_create_tbl_num": 100,
             "data_source": "rand",
             "insert_mode": "taosc",
             "insert_rows": 2000,