diff --git a/tempest/api/object_storage/base.py b/tempest/api/object_storage/base.py
index 478a834..77e26ef 100644
--- a/tempest/api/object_storage/base.py
+++ b/tempest/api/object_storage/base.py
@@ -13,6 +13,8 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
+import time
+
 from tempest.common import custom_matchers
 from tempest import config
 from tempest.lib.common.utils import data_utils
@@ -119,12 +121,20 @@
             object_name = data_utils.rand_name(name='TestObject')
         if data is None:
             data = data_utils.random_bytes()
-        cls.object_client.create_object(container_name,
-                                        object_name,
-                                        data,
-                                        metadata=metadata)
 
-        return object_name, data
+        err = Exception()
+        for _ in range(5):
+            try:
+                cls.object_client.create_object(container_name,
+                                                object_name,
+                                                data,
+                                                metadata=metadata)
+                return object_name, data
+            # after bucket creation we might see Conflict
+            except lib_exc.Conflict as e:
+                err = e
+                time.sleep(2)
+        raise err
 
     @classmethod
     def delete_containers(cls, container_client=None, object_client=None):
diff --git a/tempest/api/volume/admin/test_volume_types_negative.py b/tempest/api/volume/admin/test_volume_types_negative.py
index 42d3bdf..f37c427 100644
--- a/tempest/api/volume/admin/test_volume_types_negative.py
+++ b/tempest/api/volume/admin/test_volume_types_negative.py
@@ -69,3 +69,13 @@
         self.assertRaises(
             lib_exc.NotFound,
             self.create_encryption_type, **create_kwargs)
+
+    @decorators.attr(type=['negative'])
+    @decorators.idempotent_id('969b10c7-3d77-4e1b-a4f2-2d265980f7e5')
+    def test_create_with_repeated_name(self):
+        """Test creating volume type with a repeated name will fail"""
+        volume_type_name = self.create_volume_type()['name']
+        self.assertRaises(
+            lib_exc.Conflict,
+            self.admin_volume_types_client.create_volume_type,
+            name=volume_type_name)
diff --git a/tempest/scenario/test_minbw_allocation_placement.py b/tempest/scenario/test_minbw_allocation_placement.py
index 55b8d15..81bd24d 100644
--- a/tempest/scenario/test_minbw_allocation_placement.py
+++ b/tempest/scenario/test_minbw_allocation_placement.py
@@ -146,11 +146,8 @@
             resources1='%s:%s' % (self.INGRESS_RESOURCE_CLASS,
                                   self.SMALLEST_POSSIBLE_BW))
         if len(alloc_candidates['provider_summaries']) == 0:
-            # Skip if the backend does not support QoS minimum bandwidth
-            # allocation in Placement API
-            raise self.skipException(
-                'No allocation candidates are available for %s:%s' %
-                (self.INGRESS_RESOURCE_CLASS, self.SMALLEST_POSSIBLE_BW))
+            self.fail('No allocation candidates are available for %s:%s' %
+                      (self.INGRESS_RESOURCE_CLASS, self.SMALLEST_POSSIBLE_BW))
 
         # Just to be sure check with impossible high (placement max_int),
         # allocation
diff --git a/tempest/scenario/test_network_basic_ops.py b/tempest/scenario/test_network_basic_ops.py
index add5c32..cbe8c20 100644
--- a/tempest/scenario/test_network_basic_ops.py
+++ b/tempest/scenario/test_network_basic_ops.py
@@ -329,13 +329,16 @@
         floating_ip, server = self.floating_ip_tuple
         # get internal ports' ips:
         # get all network and compute ports in the new network
+        # NOTE(ralonsoh): device_owner="network:distributed" ports are OVN
+        # metadata ports and should be filtered out.
         internal_ips = (
             p['fixed_ips'][0]['ip_address'] for p in
             self.os_admin.ports_client.list_ports(
                 project_id=server['tenant_id'],
                 network_id=network['id'])['ports']
-            if p['device_owner'].startswith('network') or
-            p['device_owner'].startswith('compute')
+            if ((p['device_owner'].startswith('network') and
+                 not p['device_owner'] == 'network:distributed') or
+                p['device_owner'].startswith('compute'))
         )
 
         self._check_server_connectivity(floating_ip,
diff --git a/tempest/tests/lib/cmd/test_check_uuid.py b/tempest/tests/lib/cmd/test_check_uuid.py
index 403de38..edfb2c8 100644
--- a/tempest/tests/lib/cmd/test_check_uuid.py
+++ b/tempest/tests/lib/cmd/test_check_uuid.py
@@ -28,37 +28,33 @@
            "    def test_tests(self):\n" \
            "        pass"
 
-    def create_tests_file(self, directory):
-        init_file = open(directory + "/__init__.py", "w")
+    def setUp(self):
+        super(TestCLInterface, self).setUp()
+        self.directory = tempfile.mkdtemp(prefix='check-uuid', dir=".")
+        self.addCleanup(shutil.rmtree, self.directory, ignore_errors=True)
+
+        init_file = open(self.directory + "/__init__.py", "w")
         init_file.close()
 
-        tests_file = directory + "/tests.py"
-        with open(tests_file, "w") as fake_file:
+        self.tests_file = self.directory + "/tests.py"
+        with open(self.tests_file, "w") as fake_file:
             fake_file.write(TestCLInterface.CODE)
             fake_file.close()
 
-        return tests_file
-
     def test_fix_argument_no(self):
-        temp_dir = tempfile.mkdtemp(prefix='check-uuid-no', dir=".")
-        self.addCleanup(shutil.rmtree, temp_dir, ignore_errors=True)
-        tests_file = self.create_tests_file(temp_dir)
         sys.argv = [sys.argv[0]] + ["--package",
-                                    os.path.relpath(temp_dir)]
+                                    os.path.relpath(self.directory)]
 
         self.assertRaises(SystemExit, check_uuid.run)
-        with open(tests_file, "r") as f:
+        with open(self.tests_file, "r") as f:
             self.assertTrue(TestCLInterface.CODE == f.read())
 
     def test_fix_argument_yes(self):
-        temp_dir = tempfile.mkdtemp(prefix='check-uuid-yes', dir=".")
-        self.addCleanup(shutil.rmtree, temp_dir, ignore_errors=True)
-        tests_file = self.create_tests_file(temp_dir)
 
         sys.argv = [sys.argv[0]] + ["--fix", "--package",
-                                    os.path.relpath(temp_dir)]
+                                    os.path.relpath(self.directory)]
         check_uuid.run()
-        with open(tests_file, "r") as f:
+        with open(self.tests_file, "r") as f:
             self.assertTrue(TestCLInterface.CODE != f.read())
 
 
diff --git a/zuul.d/integrated-gate.yaml b/zuul.d/integrated-gate.yaml
index 2faaa29..5bbb5e1 100644
--- a/zuul.d/integrated-gate.yaml
+++ b/zuul.d/integrated-gate.yaml
@@ -82,21 +82,9 @@
         GLANCE_USE_IMPORT_WORKFLOW: True
       devstack_plugins:
         neutron: https://opendev.org/openstack/neutron
-      devstack_local_conf:
-        post-config:
-          "/$NEUTRON_CORE_PLUGIN_CONF":
-            ovs:
-              bridge_mappings: public:br-ex
-              resource_provider_bandwidths: br-ex:1000000:1000000
-        test-config:
-          $TEMPEST_CONFIG:
-            network-feature-enabled:
-              qos_placement_physnet: public
       devstack_services:
         # Enbale horizon so that we can run horizon test.
         horizon: true
-        neutron-placement: true
-        neutron-qos: true
 
 - job:
     name: tempest-integrated-networking
@@ -229,30 +217,12 @@
         USE_PYTHON3: true
       devstack_plugins:
         neutron: https://opendev.org/openstack/neutron
-      devstack_local_conf:
-        post-config:
-          "/$NEUTRON_CORE_PLUGIN_CONF":
-            ovs:
-              bridge_mappings: public:br-ex
-              resource_provider_bandwidths: br-ex:1000000:1000000
-        test-config:
-          $TEMPEST_CONFIG:
-            network-feature-enabled:
-              qos_placement_physnet: public
       devstack_services:
-        neutron-placement: true
-        neutron-qos: true
         neutron-trunk: true
     group-vars:
       subnode:
         devstack_localrc:
           USE_PYTHON3: true
-        devstack_local_conf:
-          post-config:
-            "/$NEUTRON_CORE_PLUGIN_CONF":
-              ovs:
-                bridge_mappings: public:br-ex
-                resource_provider_bandwidths: br-ex:1000000:1000000
 
 - job:
     name: tempest-slow