diff --git a/tests/army/frame/common.py b/tests/army/frame/common.py
index b816095817..a82bf4c94f 100644
--- a/tests/army/frame/common.py
+++ b/tests/army/frame/common.py
@@ -803,11 +803,14 @@ 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)
+            command = f"unset LD_PRELOAD; sudo pkill -f -{signal} '{processor_name}'"
+            tdLog.debug(f"command: {command}")
+            os.system(command)
+
 
     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..a5e8140c4a
--- /dev/null
+++ b/tests/army/tmq/drop_lost_comsumers.py
@@ -0,0 +1,337 @@
+import time
+import os
+import threading
+import datetime
+from taos.tmq import Consumer
+from taos.error import TmqError
+
+from frame.log import tdLog
+from frame.cases import tdCases
+from frame.sql import tdSql
+from frame.caseBase import *
+from frame import etool
+from frame.common import tdCom
+
+
+class TaosConsumer:
+    # TODO: Move this class to tq.py and remove it from here
+    def __init__(self):
+        self.sub_once = True
+        self.once_consumer_rows = 0
+        self.sub_log = False
+        self.safe_counter = ThreadSafeCounter()
+
+    def log_info(self, message):
+        if self.sub_log:
+            tdLog.info(message)
+    
+    #TODO merge sub_consumer and sub_consumer_once 
+    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.datetime.now()
+            tdLog.info(f"time:{start},consumer:{group_id}, start to consume")
+            message = consumer.poll(timeout=10.0)
+
+            if message:
+                message_offset = 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.datetime.now()
+                elapsed_time = end - start
+                tdLog.info(
+                    f"time:{end},consumer:{group_id}, elapsed time:{elapsed_time},"
+                    f"consumer_nrows:{nrows},consumer_addrows:{addrows},"
+                    f"consumer_ncols:{ncols},offset:{id}"
+                )
+            consumer.commit()
+            tdLog.info(f"consumer:{group_id},consumer_nrows:{nrows}")
+            # consumer.unsubscribe()
+            # consumer.close()
+
+    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, stop_event):
+        group_id = int(group_id)
+        if group_id < 100:
+            consumer.subscribe([topic_name])
+        nrows = 0
+        consumer_nrows = 0
+        count = 0
+        while not stop_event.is_set():
+            start = datetime.datetime.now()
+            # self.log_info(
+            #     f"time:{start},consumer:{group_id}, start to consume,consumer_nrows:{consumer_nrows}"
+            # )
+            message = None 
+            if consumer_nrows < self.once_consumer_rows:
+                message = consumer.poll(timeout=1.0)
+            elif consumer_nrows >= self.once_consumer_rows:
+                if count == 0:
+                    # when break the loop, the consumer will be closed, so we need to continue to keep consumer alive util the stop_event is set
+                    tdLog.info("stop consumer when consumer all rows")
+                    count += 1
+                    # tdLog.info("stop consumer when consumer all rows")
+                else:
+                    continue
+            if message:
+                message_offset = message.offset()
+                # topic = message.topic()
+                # database = message.database()
+                for block in message:
+                    addrows = block.nrows()
+                    nrows += block.nrows()
+                    self.safe_counter.rows(block.nrows())
+                    ncols = block.ncols()
+                    # values = block.fetchall
+                end = datetime.datetime.now()
+                elapsed_time = end - start
+
+                # self.log_info(
+                #     f"time:{end},consumer:{group_id}, elapsed time:{elapsed_time},consumer_nrows:{nrows},consumer_addrows:{addrows}, consumer_ncols:{ncols},offset:{message_offset}"
+                # )
+            self.log_info(
+                f"consumer:{group_id},consumer_nrows:{nrows},counter.counter:{self.safe_counter.counter},counter.get():{self.safe_counter.get()}"
+            )
+            
+            # consumer.commit()
+            consumer_nrows = nrows
+
+        tdLog.info("Consumer subscription thread is stopping.")
+
+    def taosc_consumer(self, conf: list, topic_name: str, stop_event: threading.Event):
+        try:
+            tdLog.info(conf)
+            tdLog.info("start to config consumer")
+            consumer = Consumer(conf)
+            tdLog.info("start to subscribe")
+            group_id = int(conf["group.id"])
+            tdLog.info(f"{consumer},{group_id}")
+            if self.sub_once:
+                self.sub_consumer_once(consumer, group_id, topic_name, stop_event)
+            else:
+                self.sub_consumer(consumer, group_id, topic_name)
+            # only consumer once
+        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):
+        # db parameter
+        self.table_number = 1000
+        self.rows_per_table = 1000
+        # consumer parameter
+        self.consumer_groups_num = 2
+        self.session_timeout_ms = 180000
+        self.max_poll_interval_ms = 180000
+        # case consumer parameter
+        self.consumer_rows_per_thread = self.table_number * self.rows_per_table
+        self.consumer_all_rows = (
+            self.consumer_rows_per_thread * self.consumer_groups_num
+        )
+        self.topic_name = "select_d1"
+    def init(self, conn, logSql, replicaVar=1):
+        self.replicaVar = int(replicaVar)
+        tdLog.debug(f"start to excute {__file__}")
+        tdSql.init(conn.cursor(), logSql)
+        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, stop_event=None):
+        time.sleep(count)
+        try:
+            tdLog.info(
+                f"wait timeout count:{count} and check consumer status whether is closed"
+            )
+            for _ in range(2):
+                tdSql.query("show consumers")
+                anser_rows = tdSql.getRows()
+                if anser_rows == rows:
+                    break
+                time.sleep(1)
+                tdLog.info(
+                    f"wait for {count} seconds to check that consumers number is {anser_rows}"
+                )
+            if anser_rows != rows:
+                if stop_event:
+                    stop_event.set()
+                tdLog.exit(f"consumer number is {anser_rows } but not  expected {rows}")
+        except Exception as e:
+            tdLog.exit(f"{e},check consumer error")
+
+    def drop_session_timeout_consmuers(self):
+        tdSql.execute(f"drop topic if exists {self.topic_name};")
+        tdSql.execute("use db_sub")
+        tdSql.execute(f"create topic {self.topic_name} as  select * from db_sub.meters;")
+
+        # start consumer and config some parameters
+        os.system(
+            f"nohup python3 ./tmq/per_consumer.py  -c {self.consumer_groups_num} -s {self.session_timeout_ms} -p {self.max_poll_interval_ms} -t {self.topic_name} > consumer.log &"
+        )
+        # wait 5s for consuming data
+        time.sleep(5)
+        # kill consumer to simulate session_timeout_ms
+        tdLog.info("kill per_consumer.py")
+        tdCom.kill_signal_process(
+            signal=9, processor_name=r"python3\s*./tmq/per_consumer.py"
+        )
+        self.check_consumer(int(self.session_timeout_ms / 1000), 0)
+        tdSql.execute(f"drop topic if exists {self.topic_name};")
+        os.system("rm -rf consumer.log")
+
+    def drop_max_poll_timeout_consmuers(self):
+        tdSql.execute(f"drop topic if exists {self.topic_name};")
+        tdSql.execute("use db_sub")
+        tdSql.execute(f"create topic {self.topic_name} as  select * from db_sub.meters;")
+
+        threads = []
+        self.safe_counter = ThreadSafeCounter()
+        self.consumer_instance.safe_counter = self.safe_counter
+        stop_event = threading.Event()
+        self.consumer_instance.once_consumer_rows = self.consumer_rows_per_thread
+        tdLog.info(f"consumer_rows:{self.consumer_instance.once_consumer_rows}")
+        self.consumer_instance.sub_once = True
+        for group_id in range(self.consumer_groups_num):
+            conf = self.consumer_instance.set_conf(
+                group_id=group_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, self.topic_name, stop_event),
+                )
+            )
+        for tr in threads:
+            tr.start()
+
+        while True:
+            if self.safe_counter.counter < self.consumer_all_rows:
+                # control print log frequency
+                time.sleep(1)
+                tdLog.info(
+                    f"consumer_all_rows:{self.consumer_all_rows},counter.get():{self.safe_counter.counter}"
+                )
+            elif self.safe_counter.counter == self.consumer_all_rows:
+                # adding 5s is for heartbeat check
+                self.check_consumer(int(self.max_poll_interval_ms / 1000 ) + 5, 0, stop_event)
+                stop_event.set()
+                break
+        
+        time.sleep(1)
+        tdSql.execute(f"drop topic if exists {self.topic_name};")
+
+    def case_session_timeout(self):
+        """
+        TEST CASE: verifying that the boundary and valid values of session_timeout_ms are in effect
+        """
+
+        tdLog.info("start to test session_timeout_ms=12s")
+        # test session_timeout_ms=12s
+        self.session_timeout_ms = 12000
+        self.max_poll_interval_ms = 180000
+        # self.set_session_timeout = int(self.session_timeout_ms / 1000)
+        self.drop_session_timeout_consmuers()
+        tdLog.info("stop to test session_timeout_ms=12s and done ")
+
+    def case_max_poll_timeout(self):
+        """
+        TEST CASE: verifying that the boundary and valid values of max_poll_interval_ms are in effect
+        """
+        tdLog.info("start to test max_poll_interval_ms=20s")
+        # test max_poll_interval_ms=20s
+        self.session_timeout_ms = 300000
+        self.max_poll_interval_ms = 20000
+        self.drop_max_poll_timeout_consmuers()
+        tdLog.info("stop to test max_poll_interval_ms=20s and done ")
+
+    def run(self):
+        """
+        Run the test cases for session timeout and max poll timeout.
+        """
+        vgroups = 4
+        etool.benchMark(
+            command=f"-d db_sub -t {self.table_number} -n {self.rows_per_table} -v {vgroups} -a {self.replicaVar} -y"
+        )
+        # test case start here
+        self.topic_name = "select_d1"
+        # self.case_session_timeout()
+        self.case_max_poll_timeout()
+
+    def stop(self):
+        """
+        Closes the taos connection and logs the success message.
+        """
+        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..b8f409d710
--- /dev/null
+++ b/tests/army/tmq/per_consumer.py
@@ -0,0 +1,182 @@
+import os
+import taos
+import sys
+from datetime import datetime
+sys.path.append(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
+from frame.log import tdLog
+import subprocess
+from multiprocessing import Process
+import threading
+from taos.tmq import Consumer
+import click
+
+# TDDO
+# 1. using tmq common class to replace the function, file drop_lost_consumers.py has the same function
+
+try:
+    conn = taos.connect()
+except Exception as e:
+    tdLog.info(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",
+)
+@click.option(
+    "-t",
+    "--topic-name",
+    "topic_name",
+    default="select_d1",
+    help="topic name",
+)
+def test_timeout_sub(consumer_group_num, session_timeout_ms, max_poll_interval_ms, topic_name):
+    threads = []
+    tdLog.info(f"consumer_group_num:{consumer_group_num}, session_timeout_ms:{session_timeout_ms}, max_poll_interval_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,
+        )
+        tdLog.info(f"conf:{conf}")
+        threads.append(threading.Thread(target=taosc_consumer, args=(conf,topic_name)))
+    for tr in threads:
+        tr.start()
+    for tr in threads:
+        tr.join()
+
+
+def sub_consumer(consumer, group_id, topic_name):
+    group_id = int(group_id)
+    if group_id < 100:
+        try:
+            consumer.subscribe([topic_name])
+        except Exception as e:
+            tdLog.info(f"subscribe error")
+            exit(1)
+
+    nrows = 0
+    while True:
+        start = datetime.now()
+        tdLog.info(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
+            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.unsubscribe()
+        # consumer.close()
+
+
+def sub_consumer_once(consumer, group_id, topic_name):
+    group_id = int(group_id)
+    if group_id < 100:
+        consumer.subscribe([topic_name])
+    nrows = 0
+    consumer_nrows = 0
+    while True:
+        start = datetime.now()
+        tdLog.info(f"time:{start},consumer:{group_id}, start to consume")
+        # start = datetime.now()
+        # tdLog.info(f"time:{start},consumer:{group_id}, start to consume")
+        tdLog.info(f"consumer_nrows:{consumer_nrows}")
+        if consumer_nrows < 1000000:
+            message = consumer.poll(timeout=10.0)
+        else:
+            tdLog.info(" 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
+            # 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
+
+
+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,topic_name):
+    consumer = Consumer(conf)
+    group_id = int(conf["group.id"])
+    tdLog.info(f"{consumer},{group_id}")
+    try:
+        sub_consumer_once(consumer, group_id, topic_name)
+    except Exception as e:
+        tdLog.info(str(e))
+
+
+if __name__ == "__main__":
+    test_timeout_sub()
diff --git a/tests/parallel_test/cases.task b/tests/parallel_test/cases.task
index 09216add82..817d9f049a 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
 #