diff --git a/tests/integration/test_host_regexp_multiple_ptr_records_concurrent/__init__.py b/tests/integration/test_host_regexp_multiple_ptr_records_concurrent/__init__.py
deleted file mode 100644
index e69de29bb2d..00000000000
diff --git a/tests/integration/test_host_regexp_multiple_ptr_records_concurrent/configs/config.xml b/tests/integration/test_host_regexp_multiple_ptr_records_concurrent/configs/config.xml
deleted file mode 100644
index 42a1f962705..00000000000
--- a/tests/integration/test_host_regexp_multiple_ptr_records_concurrent/configs/config.xml
+++ /dev/null
@@ -1,4 +0,0 @@
-
- 1
- 250
-
diff --git a/tests/integration/test_host_regexp_multiple_ptr_records_concurrent/configs/host_regexp.xml b/tests/integration/test_host_regexp_multiple_ptr_records_concurrent/configs/host_regexp.xml
deleted file mode 100644
index 7a2141e6c7e..00000000000
--- a/tests/integration/test_host_regexp_multiple_ptr_records_concurrent/configs/host_regexp.xml
+++ /dev/null
@@ -1,11 +0,0 @@
-
-
-
-
-
- test1\.example\.com$
-
- default
-
-
-
\ No newline at end of file
diff --git a/tests/integration/test_host_regexp_multiple_ptr_records_concurrent/configs/listen_host.xml b/tests/integration/test_host_regexp_multiple_ptr_records_concurrent/configs/listen_host.xml
deleted file mode 100644
index 58ef55cd3f3..00000000000
--- a/tests/integration/test_host_regexp_multiple_ptr_records_concurrent/configs/listen_host.xml
+++ /dev/null
@@ -1,5 +0,0 @@
-
- ::
- 0.0.0.0
- 1
-
diff --git a/tests/integration/test_host_regexp_multiple_ptr_records_concurrent/coredns_config/Corefile b/tests/integration/test_host_regexp_multiple_ptr_records_concurrent/coredns_config/Corefile
deleted file mode 100644
index 3edf37dafa5..00000000000
--- a/tests/integration/test_host_regexp_multiple_ptr_records_concurrent/coredns_config/Corefile
+++ /dev/null
@@ -1,8 +0,0 @@
-. {
- hosts /example.com {
- reload "20ms"
- fallthrough
- }
- forward . 127.0.0.11
- log
-}
diff --git a/tests/integration/test_host_regexp_multiple_ptr_records_concurrent/coredns_config/example.com b/tests/integration/test_host_regexp_multiple_ptr_records_concurrent/coredns_config/example.com
deleted file mode 100644
index 9beb415c290..00000000000
--- a/tests/integration/test_host_regexp_multiple_ptr_records_concurrent/coredns_config/example.com
+++ /dev/null
@@ -1 +0,0 @@
-filled in runtime, but needs to exist in order to be volume mapped in docker
\ No newline at end of file
diff --git a/tests/integration/test_host_regexp_multiple_ptr_records_concurrent/scripts/stress_test.py b/tests/integration/test_host_regexp_multiple_ptr_records_concurrent/scripts/stress_test.py
deleted file mode 100644
index fe69d72c1c7..00000000000
--- a/tests/integration/test_host_regexp_multiple_ptr_records_concurrent/scripts/stress_test.py
+++ /dev/null
@@ -1,62 +0,0 @@
-import pycurl
-import threading
-from io import BytesIO
-import sys
-
-client_ip = sys.argv[1]
-server_ip = sys.argv[2]
-
-mutex = threading.Lock()
-success_counter = 0
-number_of_threads = 100
-number_of_iterations = 100
-
-
-def perform_request():
- buffer = BytesIO()
- crl = pycurl.Curl()
- crl.setopt(pycurl.INTERFACE, client_ip)
- crl.setopt(crl.WRITEDATA, buffer)
- crl.setopt(crl.URL, f"http://{server_ip}:8123/?query=select+1&user=test_dns")
-
- crl.perform()
-
- # End curl session
- crl.close()
-
- str_response = buffer.getvalue().decode("iso-8859-1")
- expected_response = "1\n"
-
- mutex.acquire()
-
- global success_counter
-
- if str_response == expected_response:
- success_counter += 1
-
- mutex.release()
-
-
-def perform_multiple_requests(n):
- for request_number in range(n):
- perform_request()
-
-
-threads = []
-
-
-for i in range(number_of_threads):
- thread = threading.Thread(
- target=perform_multiple_requests, args=(number_of_iterations,)
- )
- thread.start()
- threads.append(thread)
-
-for thread in threads:
- thread.join()
-
-
-if success_counter == number_of_threads * number_of_iterations:
- exit(0)
-
-exit(1)
diff --git a/tests/integration/test_host_regexp_multiple_ptr_records_concurrent/test.py b/tests/integration/test_host_regexp_multiple_ptr_records_concurrent/test.py
deleted file mode 100644
index d73e8813e79..00000000000
--- a/tests/integration/test_host_regexp_multiple_ptr_records_concurrent/test.py
+++ /dev/null
@@ -1,88 +0,0 @@
-import pytest
-import socket
-from helpers.cluster import ClickHouseCluster, get_docker_compose_path, run_and_check
-from time import sleep
-import os
-
-DOCKER_COMPOSE_PATH = get_docker_compose_path()
-SCRIPT_DIR = os.path.dirname(os.path.realpath(__file__))
-
-cluster = ClickHouseCluster(__file__)
-
-ch_server = cluster.add_instance(
- "clickhouse-server",
- with_coredns=True,
- main_configs=["configs/config.xml", "configs/listen_host.xml"],
- user_configs=["configs/host_regexp.xml"],
-)
-
-client = cluster.add_instance(
- "clickhouse-client",
-)
-
-
-@pytest.fixture(scope="module")
-def started_cluster():
- global cluster
- try:
- cluster.start()
- yield cluster
-
- finally:
- cluster.shutdown()
-
-
-def check_ptr_record(ip, hostname):
- try:
- host, aliaslist, ipaddrlist = socket.gethostbyaddr(ip)
- if hostname.lower() == host.lower():
- return True
- except socket.herror:
- pass
- return False
-
-
-def setup_dns_server(ip):
- domains_string = "test3.example.com test2.example.com test1.example.com"
- example_file_path = f'{ch_server.env_variables["COREDNS_CONFIG_DIR"]}/example.com'
- run_and_check(f"echo '{ip} {domains_string}' > {example_file_path}", shell=True)
-
- # DNS server takes time to reload the configuration.
- for try_num in range(10):
- if all(check_ptr_record(ip, host) for host in domains_string.split()):
- break
- sleep(1)
-
-
-def setup_ch_server(dns_server_ip):
- ch_server.exec_in_container(
- (["bash", "-c", f"echo 'nameserver {dns_server_ip}' > /etc/resolv.conf"])
- )
- ch_server.exec_in_container(
- (["bash", "-c", "echo 'options ndots:0' >> /etc/resolv.conf"])
- )
- ch_server.query("SYSTEM DROP DNS CACHE")
-
-
-def build_endpoint_v4(ip):
- return f"'http://{ip}:8123/?query=SELECT+1&user=test_dns'"
-
-
-def build_endpoint_v6(ip):
- return build_endpoint_v4(f"[{ip}]")
-
-
-def test_host_regexp_multiple_ptr_v4(started_cluster):
- server_ip = cluster.get_instance_ip("clickhouse-server")
- client_ip = cluster.get_instance_ip("clickhouse-client")
- dns_server_ip = cluster.get_instance_ip(cluster.coredns_host)
-
- setup_dns_server(client_ip)
- setup_ch_server(dns_server_ip)
-
- current_dir = os.path.dirname(__file__)
- client.copy_file_to_container(
- os.path.join(current_dir, "scripts", "stress_test.py"), "stress_test.py"
- )
-
- client.exec_in_container(["python3", f"stress_test.py", client_ip, server_ip])