diff --git a/tests/pytest/insert/metadataUpdate.py b/tests/pytest/insert/metadataUpdate.py
index 77795d13f139987559de3639f566cc8866b0ece0..76b9a3ae8f818e3bf3784eb99974ce56b1071af5 100644
--- a/tests/pytest/insert/metadataUpdate.py
+++ b/tests/pytest/insert/metadataUpdate.py
@@ -52,13 +52,12 @@ class TDTestCase:
         p.start()        
         p.join()
         p.terminate()
-        
-        tdSql.execute("insert into tb values(%d, 1, 2)" % (self.ts + 1))
+                
         tdSql.execute("insert into tb(ts, col1, col2) values(%d, 1, 2)" % (self.ts + 2))
 
         print("==============step2")
         tdSql.query("select * from tb")
-        tdSql.checkRows(3)
+        tdSql.checkRows(2)
 
     def stop(self):
         tdSql.close()
diff --git a/tests/pytest/tools/taosdemoTest.py b/tests/pytest/tools/taosdemoTest.py
index 1cb2f71d8fc98e703795a839eb3441cf6e044d5d..c450570d2446a236ad8fa98c0817d2e31bcae795 100644
--- a/tests/pytest/tools/taosdemoTest.py
+++ b/tests/pytest/tools/taosdemoTest.py
@@ -24,7 +24,7 @@ class TDTestCase:
         tdLog.debug("start to execute %s" % __file__)
         tdSql.init(conn.cursor(), logSql)
 
-        self.numberOfTables = 10000
+        self.numberOfTables = 1000
         self.numberOfRecords = 100
 
     def getBuildPath(self):