diff --git a/tests/army/frame/common.py b/tests/army/frame/common.py
index b816095817..bad86c828f 100644
--- a/tests/army/frame/common.py
+++ b/tests/army/frame/common.py
@@ -803,11 +803,13 @@ class TDCom:
         else:
             tdLog.exit(f"getOneRow out of range: row_index={location} row_count={self.query_row}")
 
-    def killProcessor(self, processorName):
+    def kill_signal_process(self,  signal=15, processor_name: str = "taosd"):   
         if (platform.system().lower() == 'windows'):
-            os.system("TASKKILL /F /IM %s.exe"%processorName)
+            os.system(f"TASKKILL /F /IM {processor_name}.exe")
         else:
-            os.system("unset LD_PRELOAD; pkill %s " % processorName)
+            tdLog.debug(f"unset LD_PRELOAD; sudo pkill -f -{signal} '{processor_name}' ")
+            os.system(f"unset LD_PRELOAD; sudo pkill -f -{signal} '{processor_name}' ")
+
 
     def gen_tag_col_str(self, gen_type, data_type, count):
         """
diff --git a/tests/army/tmq/drop_lost_comsumers.py b/tests/army/tmq/drop_lost_comsumers.py
new file mode 100644
index 0000000000..b88aae8c03
--- /dev/null
+++ b/tests/army/tmq/drop_lost_comsumers.py
@@ -0,0 +1,267 @@
+
+import taos
+import sys
+import time
+import socket
+import os
+import threading
+import multiprocessing
+from multiprocessing import Process, Queue
+
+from frame.log import *
+from frame.cases import *
+from frame.sql import *
+from frame.caseBase import *
+from frame import *
+from taos.tmq import *
+from frame import etool
+from datetime import datetime
+from taos.tmq import Consumer
+from frame.common import *
+
+class TaosConsumer:
+    def __init__(self):
+        pass
+        
+    def sub_consumer(self ,consumer ,group_id ,topic_name ):
+        group_id = int(group_id)
+        if group_id < 100 :
+            try:
+                consumer.subscribe([topic_name])
+            except TmqError:
+                tdLog.exit(f"subscribe error")         
+        nrows = 0
+        while True:
+            start = datetime.now()
+            print(f"time:{start},consumer:{group_id}, start to consume")
+            message = consumer.poll(timeout=10.0)
+            
+            if message:
+                id = message.offset()
+                topic = message.topic()
+                database = message.database()
+                
+                for block in message:
+                    addrows = block.nrows()
+                    nrows += block.nrows()
+                    ncols = block.ncols()
+                    values = block.fetchall
+                end = datetime.now()
+                elapsed_time = end -start
+                print(f"time:{end},consumer:{group_id}, elapsed time:{elapsed_time},consumer_nrows:{nrows},consumer_addrows:{addrows}, consumer_ncols:{ncols},offset:{id}")
+            consumer.commit()
+            print(f"consumer:{group_id},consumer_nrows:{nrows}")
+                # consumer.unsubscribe()
+                # consumer.close()
+                # break
+            # if nrows >= 1000000:
+            #     break
+
+    def set_conf(self,td_connect_ip="localhost",group_id=1,client_id="test_consumer_py",enable_auto_commit="false",auto_commit_interval_ms="1000",auto_offset_reset="earliest",msg_with_table_name="true",session_timeout_ms=10000,max_poll_interval_ms=180000,experimental_snapshot_enable="false"):
+        conf = {
+            # auth options
+            # consume options
+            "td.connect.ip": f"{td_connect_ip}",
+            "group.id": f"{group_id}", 
+            "client.id": f"{client_id}",
+            "enable.auto.commit": f"{enable_auto_commit}",
+            "auto.commit.interval.ms": f"{auto_commit_interval_ms}",
+            "auto.offset.reset": f"{auto_offset_reset}",
+            "msg.with.table.name": f"{msg_with_table_name}",
+            "session.timeout.ms": f"{session_timeout_ms}",
+            "max.poll.interval.ms": f"{max_poll_interval_ms}",
+            "experimental.snapshot.enable" :f"{experimental_snapshot_enable}",
+        }
+        return conf
+    
+    def sub_consumer_once(self,consumer, group_id, topic_name, counter, stop_event):
+        group_id = int(group_id)
+        if group_id < 100 :
+            consumer.subscribe([topic_name])
+        nrows = 0
+        consumer_nrows = 0
+        
+        while not stop_event.is_set():
+            start = datetime.now()
+            tdLog.info(f"time:{start},consumer:{group_id}, start to consume")
+            #start = datetime.now()
+            #print(f"time:{start},consumer:{group_id}, start to consume")
+            tdLog.info(f"consumer_nrows:{consumer_nrows}")
+            message = consumer.poll(timeout=10.0)
+
+            if message:
+                id = message.offset()
+                topic = message.topic()
+                database = message.database()
+                for block in message:
+                    addrows = block.nrows()
+                    nrows += block.nrows()
+                    counter.rows(block.nrows())
+                    ncols = block.ncols()
+                    values = block.fetchall
+                end = datetime.now()
+                elapsed_time = end -start
+                # tdLog.info(f"time:{end},consumer:{group_id}, elapsed time:{elapsed_time},consumer_nrows:{nrows},consumer_addrows:{addrows}, consumer_ncols:{ncols},offset:{id}")
+            consumer.commit()
+            # tdLog.info(f"consumer:{group_id},consumer_nrows:{nrows}")
+            consumer_nrows = nrows
+                # consumer.unsubscribe()
+                # consumer.close()
+                # break
+
+        print("Consumer subscription thread is stopping.")
+    def taosc_consumer(self, conf, topic_name, counter,stop_event):
+        try:
+            print(conf)
+            from taos.tmq import Consumer
+            print("3333")
+            consumer = Consumer(conf)
+            print("456")
+            group_id = int(conf["group.id"])
+            tdLog.info(f"{consumer},{group_id}")
+        except Exception as e:
+            tdLog.exit(f"{e}")
+        #counsmer sub:
+        # while True:
+        #     try:
+        #         self.sub_consumer_once(consumer,group_id)
+        #     except Exception as e:
+        #         print(str(e))
+        #         time.sleep(1)
+        #         break
+        # only consumer once
+        try:
+            self.sub_consumer_once(consumer, group_id, topic_name, counter, stop_event)
+            
+        except Exception as e:
+            tdLog.exit(f"{e}")
+                
+        #consumer.close()
+
+            
+class ThreadSafeCounter:
+    def __init__(self):
+        self.counter = 0
+        self.lock = threading.Lock()
+
+    def rows(self, rows):
+        with self.lock:
+            self.counter += rows
+
+    def get(self):
+        with self.lock:
+            return self.counter
+
+
+class TDTestCase:
+    # updatecfgDict = {'debugFlag': 135, 'asynclog': 0}
+
+
+    def init(self, conn, logSql, replicaVar=1):
+        self.replicaVar = int(replicaVar)
+        tdLog.debug(f"start to excute {__file__}")
+        tdSql.init(conn.cursor())
+        self.consumer_instance = TaosConsumer()
+        #tdSql.init(conn.cursor(), logSql)  # output sql.txt file
+    def caseDescription(self):
+        '''
+        drop_lost_consmuers<hrchen>: 
+        1. verifying that the boundary and valid values of session_timeout_ms are in effect
+        2. verifying that the boundary and valid values of max_poll_interval_ms are in effect
+        3. verifying that consumer will be closed when the session_timeout_ms and max_poll_interval_ms is expired
+        '''
+        return
+    
+    def check_consumer(self,count,rows):
+        time.sleep(count)
+        print(count)
+        try:
+            for ct in range(5):
+                tdSql.query(f'show consumers')
+                anser_rows=tdSql.getRows()
+                if tdSql.checkRows(rows):
+                    break
+                else:
+                    time.sleep(1)
+                    tdLog.info(f"wait for {count} seconds to check that consumers number is {rows}")
+            if anser_rows != rows:
+                tdLog.exit(f"consumer number is not {rows}")
+        except Exception as e:
+            tdLog.exit(f"{e},check consumer error")
+
+    def drop_session_timeout_consmuers(self, consumer_groups_num, session_timeout_ms, max_poll_interval_ms, topic_name, timeout):
+        tdSql.execute(f'drop topic if exists {topic_name};')
+        tdSql.execute(f'use db_sub')
+        tdSql.execute(f'create topic {topic_name} as  select * from db_sub.meters;')
+
+        # start consumer and config some parameters
+        os.system(f"nohup python3 ./tmq/per_consumer.py  -c {consumer_groups_num} -s {session_timeout_ms} -p {max_poll_interval_ms} > consumer.log &")
+        # wait 4s for consuming data
+        time.sleep(4)
+        # kill consumer to simulate session_timeout_ms
+        tdLog.info("kill per_consumer.py")
+        tdCom.kill_signal_process(signal=9,processor_name="python3\s*./tmq/per_consumer.py")
+        self.check_consumer(timeout,0)
+        tdSql.execute(f'drop topic if exists {topic_name};')
+        os.system("rm -rf consumer.log")
+ 
+   
+    def drop_max_poll_timeout_consmuers(self, consumer_groups_num, consumer_rows, topic_name, timeout):
+        tdSql.execute(f'drop topic if exists {topic_name};')
+        tdSql.execute(f'use db_sub')
+        tdSql.execute(f'create topic {topic_name} as  select * from db_sub.meters;')
+
+        threads = []
+        counter = ThreadSafeCounter()
+        stop_event = threading.Event()
+        for id in range(consumer_groups_num):
+            conf = self.consumer_instance.set_conf(group_id=id, session_timeout_ms=self.session_timeout_ms, max_poll_interval_ms=self.max_poll_interval_ms)
+            threads.append(threading.Thread(target=self.consumer_instance.taosc_consumer, args=(conf, topic_name, counter, stop_event)))
+        for tr in threads:
+            tr.start()
+        
+        consumer_all_rows = consumer_rows * consumer_groups_num
+        while True:
+            if counter.get() < consumer_all_rows:
+                time.sleep(5)
+                print(f"consumer_all_rows:{consumer_all_rows},counter.get():{counter.get()}")
+            elif counter.get() >= consumer_all_rows:
+                self.check_consumer(timeout+20, 0)
+                stop_event.set()
+                tr.join()
+                break
+        time.sleep(2)
+        tdSql.execute(f'drop topic if exists {topic_name};')
+            
+    def case_session_12s(self):
+        #test session_timeout_ms=12s
+        session_timeout_ms=12000
+        max_poll_interval_ms=180000
+        topic_name = "select_d1"
+        self.drop_session_timeout_consmuers(consumer_groups_num=1, session_timeout_ms=session_timeout_ms, max_poll_interval_ms=max_poll_interval_ms, topic_name=topic_name , timeout=int(session_timeout_ms/1000))
+       
+
+    def case_max_poll_12s(self,consumer_rows):
+        #test max_poll_interval_ms=12s
+        self.session_timeout_ms=180000
+        self.max_poll_interval_ms=12000
+        topic_name = "select_d1"
+        self.drop_max_poll_timeout_consmuers(consumer_groups_num=1, topic_name=topic_name, consumer_rows=consumer_rows, timeout=int(self.max_poll_interval_ms/1000))
+        
+
+    def run(self):
+        table_number = 1000
+        rows_per_table = 1000
+        vgroups = 4
+        etool.benchMark(command=f"-d db_sub -t {table_number} -n {rows_per_table} -v {vgroups} -y")
+        consumer_rows = table_number *  rows_per_table # 消费的目标行数
+        # self.case_session_12s()
+        self.case_max_poll_12s(consumer_rows)
+        remaining_threads = threading.Lock()
+
+    def stop(self):
+        tdSql.close()
+        tdLog.success(f"{__file__} successfully executed")
+
+tdCases.addLinux(__file__, TDTestCase())
+tdCases.addWindows(__file__, TDTestCase())
diff --git a/tests/army/tmq/per_consumer.py b/tests/army/tmq/per_consumer.py
new file mode 100644
index 0000000000..67c82d5d3e
--- /dev/null
+++ b/tests/army/tmq/per_consumer.py
@@ -0,0 +1,144 @@
+import os
+import taos
+import time
+from datetime import datetime
+import subprocess
+from multiprocessing import Process
+import threading
+from taos.tmq import Consumer
+import click
+
+try:
+    conn = taos.connect()
+except Exception as e:
+    print(str(e))
+    
+@click.command()
+@click.option('-c', '--consumer-groups-num', "consumer_group_num", default=1, help='Number of consumer group.')
+@click.option('-s', '--session-timeout-ms', "session_timeout_ms",  default=60000, help='session timeout:ms')
+@click.option('-p', '--max-poll-interval-ms',"max_poll_interval_ms",  default=180000, help='max poll interval timeout:ms')
+
+def test_timeout_sub(consumer_group_num,session_timeout_ms,max_poll_interval_ms):
+    threads = []
+    print(consumer_group_num,session_timeout_ms,max_poll_interval_ms)
+    for id in range(consumer_group_num):
+        conf = set_conf(group_id=id,session_timeout_ms=session_timeout_ms,max_poll_interval_ms=max_poll_interval_ms)
+        print(conf)
+        threads.append(threading.Thread(target=taosc_consumer, args=(conf,)))
+    for tr in threads:
+        tr.start()
+    for tr in threads:
+        tr.join()
+
+def sub_consumer(consumer,group_id):
+    group_id = int(group_id)
+    if group_id < 100 :
+        try:
+            consumer.subscribe(["select_d1"])
+        except Exception as e:
+            print(f"subscribe error")  
+            exit(1)       
+
+    nrows = 0
+    while True:
+        start = datetime.now()
+        print(f"time:{start},consumer:{group_id}, start to consume")
+        message = consumer.poll(timeout=10.0)
+        
+        if message:
+            id = message.offset()
+            topic = message.topic()
+            database = message.database()
+            
+            for block in message:
+                addrows = block.nrows()
+                nrows += block.nrows()
+                ncols = block.ncols()
+                values = block.fetchall
+            end = datetime.now()
+            elapsed_time = end -start
+            print(f"time:{end},consumer:{group_id}, elapsed time:{elapsed_time},consumer_nrows:{nrows},consumer_addrows:{addrows}, consumer_ncols:{ncols},offset:{id}")
+        consumer.commit()
+        print(f"consumer:{group_id},consumer_nrows:{nrows}")
+            # consumer.unsubscribe()
+            # consumer.close()
+            # break
+        # if nrows >= 1000000:
+        #     break
+def sub_consumer_once(consumer,group_id):
+    group_id = int(group_id)
+    if group_id < 100 :
+        consumer.subscribe(["select_d1"])
+    nrows = 0
+    consumer_nrows = 0
+    while True:
+        start = datetime.now()
+        print(f"time:{start},consumer:{group_id}, start to consume")
+        #start = datetime.now()
+        #print(f"time:{start},consumer:{group_id}, start to consume")
+        print(f"consumer_nrows:{consumer_nrows}")
+        if consumer_nrows < 1000000:
+            message = consumer.poll(timeout=10.0)
+        else:
+            print(" stop consumer when consumer all rows")
+
+        if message:
+            id = message.offset()
+            topic = message.topic()
+            database = message.database()
+            
+            for block in message:
+                addrows = block.nrows()
+                nrows += block.nrows()
+                ncols = block.ncols()
+                values = block.fetchall
+            end = datetime.now()
+            elapsed_time = end -start
+            # print(f"time:{end},consumer:{group_id}, elapsed time:{elapsed_time},consumer_nrows:{nrows},consumer_addrows:{addrows}, consumer_ncols:{ncols},offset:{id}")
+        consumer.commit()
+        # print(f"consumer:{group_id},consumer_nrows:{nrows}")
+        consumer_nrows = nrows
+            # consumer.unsubscribe()
+            # consumer.close()
+            # break
+
+def set_conf(td_connect_ip="localhost",group_id=1,client_id="test_consumer_py",enable_auto_commit="false",auto_commit_interval_ms="1000",auto_offset_reset="earliest",msg_with_table_name="true",session_timeout_ms=10000,max_poll_interval_ms=20000,experimental_snapshot_enable="false"):
+    conf = {
+        # auth options
+        # consume options
+        "td.connect.ip": f"{td_connect_ip}",
+        "group.id": f"{group_id}", 
+        "client.id": f"{client_id}",
+        "enable.auto.commit": f"{enable_auto_commit}",
+        "auto.commit.interval.ms": f"{auto_commit_interval_ms}",
+        "auto.offset.reset": f"{auto_offset_reset}",
+        "msg.with.table.name": f"{msg_with_table_name}",
+        "session.timeout.ms": f"{session_timeout_ms}",
+        "max.poll.interval.ms": f"{max_poll_interval_ms}",
+        "experimental.snapshot.enable" :f"{experimental_snapshot_enable}",
+    }
+    return conf
+
+def taosc_consumer(conf):
+    consumer = Consumer(conf)
+    group_id = int(conf["group.id"])
+    print(f"{consumer},{group_id}")
+    #counsmer sub:
+    # while True:
+    #     try:
+    #         self.sub_consumer_once(consumer,group_id)
+    #     except Exception as e:
+    #         print(str(e))
+    #         time.sleep(1)
+    #         break
+    # only consumer once
+    try:
+        sub_consumer_once(consumer,group_id)
+    except Exception as e:
+        print(str(e))
+            
+    #consumer.close()
+
+
+if __name__ == '__main__':
+    test_timeout_sub()
\ No newline at end of file
diff --git a/tests/parallel_test/cases.task b/tests/parallel_test/cases.task
index cfe88138ef..ef3e9c9c56 100644
--- a/tests/parallel_test/cases.task
+++ b/tests/parallel_test/cases.task
@@ -47,7 +47,7 @@
 ,,y,army,./pytest.sh python3 ./test.py -f query/window/base.py
 ,,y,army,./pytest.sh python3 ./test.py -f query/sys/tb_perf_queries_exist_test.py -N 3
 ,,y,army,./pytest.sh python3 ./test.py -f query/test_having.py
-
+,,n,army,python3 ./test.py -f tmq/drop_lost_comsumers.py 
 #
 # system test
 #