diff --git a/tests/parallel_test/cases.task b/tests/parallel_test/cases.task
index cc15df33a1..12f1f62f63 100644
--- a/tests/parallel_test/cases.task
+++ b/tests/parallel_test/cases.task
@@ -49,6 +49,7 @@
 ,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/tbname_vgroup.py
 ,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/count_interval.py
 ,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/compact-col.py
+,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/tms_memleak.py
 ,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/stbJoin.py
 ,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/stbJoin.py -Q 2
 ,,y,system-test,./pytest.sh python3 ./test.py -f 2-query/stbJoin.py -Q 3
diff --git a/tests/system-test/2-query/tms_memleak.py b/tests/system-test/2-query/tms_memleak.py
new file mode 100644
index 0000000000..0d5cdd8272
--- /dev/null
+++ b/tests/system-test/2-query/tms_memleak.py
@@ -0,0 +1,51 @@
+import sys 
+from util.log import *
+from util.cases import *
+from util.sql import *
+from util.dnodes import tdDnodes
+from math import inf
+
+class TDTestCase:
+    def caseDescription(self):
+        '''
+        case1<shenglian zhou>: [TD-] 
+        ''' 
+        return
+    
+    def init(self, conn, logSql, replicaVer=1):
+        tdLog.debug("start to execute %s" % __file__)
+        tdSql.init(conn.cursor(), True)
+        self.conn = conn
+        
+    def restartTaosd(self, index=1, dbname="db"):
+        tdDnodes.stop(index)
+        tdDnodes.startWithoutSleep(index)
+        tdSql.execute(f"use tms_memleak")
+
+    def run(self):
+        print("running {}".format(__file__))
+        tdSql.execute("drop database if exists tms_memleak")
+        tdSql.execute("create database if not exists tms_memleak")
+        tdSql.execute('use tms_memleak')
+
+        tdSql.execute('create table st(ts timestamp, f int) tags (t int);')
+
+        tdSql.execute("insert into ct1 using st tags(1) values('2021-04-19 00:00:01', 1)('2021-04-19 00:00:02', 2)('2021-04-19 00:00:03', 3)('2021-04-19 00:00:04', 4)")
+
+        tdSql.execute("insert into ct2 using st tags(2) values('2021-04-20 00:00:01', 5)('2021-04-20 00:00:02', 6)('2021-04-20 00:00:03', 7)('2021-04-20 00:00:04', 8)")
+
+        tdSql.execute("insert into ct3 using st tags(3) values('2021-04-21 00:00:01', 5)('2021-04-21 00:00:02', 6)('2021-04-21 00:00:03', 7)('2021-04-21 00:00:04', 8)")
+
+        tdSql.execute("insert into ct4 using st tags(4) values('2021-04-22 00:00:01', 5)('2021-04-22 00:00:02', 6)('2021-04-22 00:00:03', 7)('2021-04-22 00:00:04', 8)")
+
+        tdSql.query("select * from st order by ts  limit 1 ");
+        tdSql.checkRows(1)
+        tdSql.checkData(0, 1, 1);
+
+        tdSql.execute('drop database tms_memleak')
+    def stop(self):
+        tdSql.close()
+        tdLog.success("%s successfully executed" % __file__)
+
+tdCases.addWindows(__file__, TDTestCase())
+tdCases.addLinux(__file__, TDTestCase())