diff --git a/test/test_access_log.py b/test/test_access_log.py
index 0a0a6633..e82e42e3 100644
--- a/test/test_access_log.py
+++ b/test/test_access_log.py
@@ -2,7 +2,6 @@ import time
 
 import pytest
 
-from conftest import unit_stop
 from unit.applications.lang.python import TestApplicationPython
 from unit.option import option
 
@@ -50,8 +49,6 @@ class TestAccessLog(TestApplicationPython):
             body='0123456789',
         )
 
-        unit_stop()
-
         assert (
             self.wait_for_record(r'"POST / HTTP/1.1" 200 10') is not None
         ), 'keepalive 2'
@@ -78,8 +75,6 @@ Connection: close
             raw=True,
         )
 
-        unit_stop()
-
         assert (
             self.wait_for_record(r'"GET / HTTP/1.1" 200 0 "Referer-1" "-"')
             is not None
@@ -100,8 +95,6 @@ Connection: close
 
         self.get(sock_type='ipv6')
 
-        unit_stop()
-
         assert (
             self.wait_for_record(
                 r'::1 - - \[.+\] "GET / HTTP/1.1" 200 0 "-" "-"'
@@ -120,8 +113,6 @@ Connection: close
 
         self.get(sock_type='unix', addr=addr)
 
-        unit_stop()
-
         assert (
             self.wait_for_record(
                 r'unix: - - \[.+\] "GET / HTTP/1.1" 200 0 "-" "-"'
@@ -140,8 +131,6 @@ Connection: close
             }
         )
 
-        unit_stop()
-
         assert (
             self.wait_for_record(r'"GET / HTTP/1.1" 200 0 "referer-value" "-"')
             is not None
@@ -158,8 +147,6 @@ Connection: close
             }
         )
 
-        unit_stop()
-
         assert (
             self.wait_for_record(
                 r'"GET / HTTP/1.1" 200 0 "-" "user-agent-value"'
@@ -172,8 +159,6 @@ Connection: close
 
         self.get(http_10=True)
 
-        unit_stop()
-
         assert (
             self.wait_for_record(r'"GET / HTTP/1.0" 200 0 "-" "-"') is not None
         ), 'http 1.0'
@@ -187,8 +172,6 @@ Connection: close
 
         time.sleep(1)
 
-        unit_stop()
-
         assert (
             self.wait_for_record(r'"GE" 400 0 "-" "-"') is not None
         ), 'partial'
@@ -200,8 +183,6 @@ Connection: close
 
         self.http(b"""GET /\n""", raw=True)
 
-        unit_stop()
-
         assert (
             self.wait_for_record(r'"GET /" 400 \d+ "-" "-"') is not None
         ), 'partial 2'
@@ -215,8 +196,6 @@ Connection: close
 
         time.sleep(1)
 
-        unit_stop()
-
         assert (
             self.wait_for_record(r'"GET /" 400 0 "-" "-"') is not None
         ), 'partial 3'
@@ -230,8 +209,6 @@ Connection: close
 
         time.sleep(1)
 
-        unit_stop()
-
         assert (
             self.wait_for_record(r'"GET / HTTP/1.1" 400 0 "-" "-"') is not None
         ), 'partial 4'
@@ -244,8 +221,6 @@ Connection: close
 
         self.get(headers={'Connection': 'close'})
 
-        unit_stop()
-
         assert (
             self.wait_for_record(r'"GET / HTTP/1.1" 400 \d+ "-" "-"')
             is not None
@@ -256,8 +231,6 @@ Connection: close
 
         self.get(url='/?blah&var=val')
 
-        unit_stop()
-
         assert (
             self.wait_for_record(
                 r'"GET /\?blah&var=val HTTP/1.1" 200 0 "-" "-"'
@@ -272,8 +245,6 @@ Connection: close
 
         self.get(url='/delete')
 
-        unit_stop()
-
         assert self.search_in_log(r'/delete', 'access.log') is None, 'delete'
 
     def test_access_log_change(self, temp_dir):
@@ -285,8 +256,6 @@ Connection: close
 
         self.get()
 
-        unit_stop()
-
         assert (
             self.wait_for_record(r'"GET / HTTP/1.1" 200 0 "-" "-"', 'new.log')
             is not None
diff --git a/test/test_perl_application.py b/test/test_perl_application.py
index ad91965f..e906aaca 100644
--- a/test/test_perl_application.py
+++ b/test/test_perl_application.py
@@ -2,7 +2,6 @@ import re
 
 import pytest
 
-from conftest import unit_stop
 from unit.applications.lang.perl import TestApplicationPerl
 
 
@@ -119,8 +118,6 @@ class TestPerlApplication(TestApplicationPerl):
 
         assert self.get()['body'] == '1', 'errors result'
 
-        unit_stop()
-
         assert (
             self.wait_for_record(r'\[error\].+Error in application')
             is not None
diff --git a/test/test_php_application.py b/test/test_php_application.py
index ad74faa8..9f0da531 100644
--- a/test/test_php_application.py
+++ b/test/test_php_application.py
@@ -2,10 +2,10 @@ import os
 import re
 import shutil
 import time
+from subprocess import call
 
 import pytest
 
-from conftest import unit_stop
 from unit.applications.lang.php import TestApplicationPHP
 from unit.option import option
 
@@ -20,7 +20,7 @@ class TestPHPApplication(TestApplicationPHP):
 
     def set_opcache(self, app, val):
         assert 'success' in self.conf(
-            {"admin": {"opcache.enable": val, "opcache.enable_cli": val,},},
+            {"admin": {"opcache.enable": val, "opcache.enable_cli": val}},
             'applications/' + app + '/options',
         )
 
@@ -99,7 +99,10 @@ class TestPHPApplication(TestApplicationPHP):
 
         assert self.get()['body'] == '0123'
 
-        unit_stop()
+        with open(temp_dir + '/unit.pid', 'r') as f:
+            pid = f.read().rstrip()
+
+        call(['kill', '-s', 'USR1', pid])
 
         with open(temp_dir + '/unit.log', 'r', errors='ignore') as f:
             errs = re.findall(r'Error in fastcgi_finish_request', f.read())
@@ -113,7 +116,10 @@ class TestPHPApplication(TestApplicationPHP):
         assert resp['status'] == 200
         assert resp['body'] == ''
 
-        unit_stop()
+        with open(temp_dir + '/unit.pid', 'r') as f:
+            pid = f.read().rstrip()
+
+        call(['kill', '-s', 'USR1', pid])
 
         with open(temp_dir + '/unit.log', 'r', errors='ignore') as f:
             errs = re.findall(r'Error in fastcgi_finish_request', f.read())
@@ -538,8 +544,6 @@ class TestPHPApplication(TestApplicationPHP):
 
         assert self.get()['status'] == 200, 'status 2'
 
-        unit_stop()
-
         pattern = r'\d{4}\/\d\d\/\d\d\s\d\d:.+\[notice\].+Error in application'
 
         assert self.wait_for_record(pattern) is not None, 'errors print'
diff --git a/test/test_python_application.py b/test/test_python_application.py
index b7cec831..01f53f8d 100644
--- a/test/test_python_application.py
+++ b/test/test_python_application.py
@@ -5,7 +5,6 @@ import time
 
 import pytest
 
-from conftest import unit_stop
 from unit.applications.lang.python import TestApplicationPython
 from unit.option import option
 
@@ -157,8 +156,6 @@ custom-header: BLAH
 
         self.conf({"listeners": {}, "applications": {}})
 
-        unit_stop()
-
         assert (
             self.wait_for_record(r'RuntimeError') is not None
         ), 'ctx iter atexit'
@@ -337,8 +334,6 @@ Connection: close
 
         self.conf({"listeners": {}, "applications": {}})
 
-        unit_stop()
-
         assert self.wait_for_record(r'At exit called\.') is not None, 'atexit'
 
     def test_python_process_switch(self):
@@ -496,8 +491,6 @@ last line: 987654321
 
         self.get()
 
-        unit_stop()
-
         assert (
             self.wait_for_record(r'\[error\].+Error in application\.')
             is not None
@@ -537,8 +530,6 @@ last line: 987654321
 
         self.get()
 
-        unit_stop()
-
         assert self.wait_for_record(r'Close called\.') is not None, 'close'
 
     def test_python_application_close_error(self):
@@ -546,8 +537,6 @@ last line: 987654321
 
         self.get()
 
-        unit_stop()
-
         assert (
             self.wait_for_record(r'Close called\.') is not None
         ), 'close error'
@@ -557,8 +546,6 @@ last line: 987654321
 
         self.get()
 
-        unit_stop()
-
         assert (
             self.wait_for_record(
                 r'\[error\].+the application returned not an iterable object'
diff --git a/test/test_ruby_application.py b/test/test_ruby_application.py
index 6a0c9c9f..8311f52f 100644
--- a/test/test_ruby_application.py
+++ b/test/test_ruby_application.py
@@ -2,7 +2,6 @@ import re
 
 import pytest
 
-from conftest import unit_stop
 from unit.applications.lang.ruby import TestApplicationRuby
 
 
@@ -175,8 +174,6 @@ class TestRubyApplication(TestApplicationRuby):
 
         self.get()
 
-        unit_stop()
-
         assert (
             self.wait_for_record(r'\[error\].+Error in application')
             is not None
@@ -187,8 +184,6 @@ class TestRubyApplication(TestApplicationRuby):
 
         self.get()
 
-        unit_stop()
-
         assert (
             self.wait_for_record(r'\[error\].+1234567890') is not None
         ), 'errors puts int'
@@ -198,8 +193,6 @@ class TestRubyApplication(TestApplicationRuby):
 
         self.get()
 
-        unit_stop()
-
         assert (
             self.wait_for_record(r'\[error\].+Error in application')
             is not None
@@ -215,7 +208,6 @@ class TestRubyApplication(TestApplicationRuby):
 
         self.get()
 
-        unit_stop()
 
         assert (
             self.wait_for_record(r'\[error\].+1234567890') is not None
@@ -228,8 +220,6 @@ class TestRubyApplication(TestApplicationRuby):
 
         self.conf({"listeners": {}, "applications": {}})
 
-        unit_stop()
-
         assert (
             self.wait_for_record(r'\[error\].+At exit called\.') is not None
         ), 'at exit'
@@ -289,8 +279,6 @@ class TestRubyApplication(TestApplicationRuby):
 
         assert self.get()['status'] == 500, 'body each error status'
 
-        unit_stop()
-
         assert (
             self.wait_for_record(r'\[error\].+Failed to run ruby script')
             is not None
diff --git a/test/test_usr1.py b/test/test_usr1.py
index 44f19d23..dbb5265c 100644
--- a/test/test_usr1.py
+++ b/test/test_usr1.py
@@ -1,7 +1,6 @@
 import os
 from subprocess import call
 
-from conftest import unit_stop
 from unit.applications.lang.python import TestApplicationPython
 from unit.utils import waitforfiles
 
@@ -41,8 +40,6 @@ class TestUSR1(TestApplicationPython):
 
         assert self.get(url='/usr1')['status'] == 200
 
-        unit_stop()
-
         assert (
             self.wait_for_record(r'"GET /usr1 HTTP/1.1" 200 0 "-" "-"', log)
             is not None
@@ -74,8 +71,6 @@ class TestUSR1(TestApplicationPython):
         body = 'body_for_a_log_unit'
         assert self.post(body=body)['status'] == 200
 
-        unit_stop()
-
         assert self.wait_for_record(body) is not None, 'rename new'
         assert self.search_in_log(body, log_new) is None, 'rename new 2'