diff --git a/neutron/tests/functional/db/test_migrations.py b/neutron/tests/functional/db/test_migrations.py
index b13a980dc08..16ca1c42bfd 100644
--- a/neutron/tests/functional/db/test_migrations.py
+++ b/neutron/tests/functional/db/test_migrations.py
@@ -382,13 +382,16 @@ class TestModelsMigrationsMysql(testlib_api.MySQLTestCaseMixin,
 
     @test_base.skip_if_timeout("bug 1687027")
     def test_models_sync(self):
+        self.skipTest('bug 1929518')
         super(TestModelsMigrationsMysql, self).test_models_sync()
 
 
 class TestModelsMigrationsPsql(testlib_api.PostgreSQLTestCaseMixin,
                                _TestModelsMigrations,
                                testlib_api.SqlTestCaseLight):
-    pass
+    def test_models_sync(self):
+        self.skipTest('bug 1929518')
+        super().test_models_sync()
 
 
 class TestSanityCheck(testlib_api.SqlTestCaseLight):
diff --git a/neutron/tests/functional/test_server.py b/neutron/tests/functional/test_server.py
index 6a196bed183..cfc9fe2acff 100644
--- a/neutron/tests/functional/test_server.py
+++ b/neutron/tests/functional/test_server.py
@@ -29,6 +29,7 @@ import psutil
 from neutron.common import utils
 from neutron import manager
 from neutron import service
+from neutron.tests import base as tests_base
 from neutron.tests.functional import base
 from neutron import wsgi
 
@@ -242,6 +243,7 @@ class TestWsgiServer(TestNeutronServer):
 
             server.wait()
 
+    @tests_base.unstable_test('bug 1930367')
     def test_restart_wsgi_on_sighup_multiple_workers(self):
         self._test_restart_service_on_sighup(service=self._run_wsgi,
                                              workers=2)
diff --git a/zuul.d/project.yaml b/zuul.d/project.yaml
index cf32743e31c..576e44ce661 100644
--- a/zuul.d/project.yaml
+++ b/zuul.d/project.yaml
@@ -51,7 +51,10 @@
             timeout: 3600
         - openstack-tox-cover:  # from openstack-cover-jobs template
             timeout: 4800
-        - neutron-ovn-tempest-slow
+        # TODO(ralonsoh): this job has been set to non-voting until LP#1930402
+        # is fixed.
+        - neutron-ovn-tempest-slow:
+            voting: false
     gate:
       jobs:
         - neutron-functional-with-uwsgi
@@ -62,7 +65,8 @@
         # https://bugs.launchpad.net/neutron/+bug/1920778
         # will be fixed
         # - neutron-grenade-dvr-multinode
-        - neutron-tempest-slow-py3
+        # TODO(obondarev): this job is disabled untill switched back to OVS
+        #- neutron-tempest-slow-py3
         - neutron-tempest-ipv6-only
         - neutron-ovn-tempest-ovs-release
         - neutron-ovn-tempest-ovs-release-ipv6-only
@@ -70,7 +74,8 @@
             timeout: 3600
         - openstack-tox-lower-constraints:  # from openstack-tox-lower-constraints template
             timeout: 3600
-        - neutron-ovn-tempest-slow
+        # TODO(ralonsoh): this job has been disabled until LP#1930402 is fixed.
+        #- neutron-ovn-tempest-slow:
         #- neutron-ovn-rally-task
         #- neutron-ovn-tripleo-ci-centos-8-containers-multinode
 
diff --git a/zuul.d/rally.yaml b/zuul.d/rally.yaml
index 7bdcc48fe36..d894adabb88 100644
--- a/zuul.d/rally.yaml
+++ b/zuul.d/rally.yaml
@@ -7,6 +7,9 @@
         USE_PYTHON3: true
         OSPROFILER_COLLECTOR: redis
         OSPROFILER_HMAC_KEYS: "neutron-hmac-key-used-in-zuul-ci"
+        Q_ML2_TENANT_NETWORK_TYPE: vxlan
+        Q_ML2_PLUGIN_MECHANISM_DRIVERS: openvswitch,linuxbridge
+        Q_AGENT: openvswitch
       rally_task: rally-jobs/task-neutron.yaml
       devstack_plugins:
         osprofiler: https://opendev.org/openstack/osprofiler
@@ -25,6 +28,19 @@
         s-container: false
         s-object: false
         s-proxy: false
+        # OVN services
+        ovn-controller: false
+        ovn-northd: false
+        ovs-vswitchd: false
+        ovsdb-server: false
+        q-ovn-metadata-agent: false
+        # Neutron services
+        q-agt: true
+        q-dhcp: true
+        q-l3: true
+        q-meta: true
+        q-metering: true
+        q-svc: true
       devstack_local_conf:
         post-config:
           $NEUTRON_CONF:
diff --git a/zuul.d/tempest-multinode.yaml b/zuul.d/tempest-multinode.yaml
index ff7e8a6f1ad..6e78e3b16b0 100644
--- a/zuul.d/tempest-multinode.yaml
+++ b/zuul.d/tempest-multinode.yaml
@@ -357,8 +357,11 @@
       # tempest.scenario.test_network_v6.TestGettingAddress module from
       # prohibit list when bug https://bugs.launchpad.net/neutron/+bug/1863577
       # will be fixed
+      # TODO(ralonsoh): "test_update_router_admin_state" excluded until bug
+      # https://bugs.launchpad.net/neutron/+bug/1890445 is fixed.
       tempest_exclude_regex: "\
-          (^tempest.scenario.test_network_v6.TestGettingAddress)"
+          (^tempest.scenario.test_network_v6.TestGettingAddress)|\
+          (^tempest.scenario.test_network_basic_ops.TestNetworkBasicOps.test_update_router_admin_state)"
 
 
 - job: