diff --git a/zuul.d/base.yaml b/zuul.d/base.yaml
index 12408ea..a492ddb 100644
--- a/zuul.d/base.yaml
+++ b/zuul.d/base.yaml
@@ -17,6 +17,8 @@
         USE_PYTHON3: true
         NETWORK_API_EXTENSIONS: "{{ (network_api_extensions_common + network_api_extensions_tempest) | join(',') }}"
         CIRROS_VERSION: 0.5.1
+        DEFAULT_IMAGE_NAME: cirros-0.5.1-x86_64-uec
+        DEFAULT_IMAGE_FILE_NAME: cirros-0.5.1-x86_64-uec.tar.gz
         BUILD_TIMEOUT: 784
       devstack_plugins:
         neutron: https://opendev.org/openstack/neutron.git
@@ -83,19 +85,34 @@
               provider_net_base_segm_id: 1
     irrelevant-files:
       - ^(test-|)requirements.txt$
+      - lower-constraints.txt
       - ^releasenotes/.*$
       - ^doc/.*$
+      - ^.*\.conf\.sample$
       - ^setup.cfg$
       - ^.*\.rst$
       - ^neutron/locale/.*$
       - ^neutron/tests/unit/.*$
+      - ^neutron/tests/fullstack/.*
+      - ^neutron/tests/functional/.*
       - ^tools/.*$
       - ^tox.ini$
+      - ^rally-jobs/.*$
+      - ^vagrant/.*$
+      - ^zuul.d/(queens|rocky|stein|train|ussuri)_jobs.yaml$
 
 - job:
     name: neutron-tempest-plugin-scenario
     parent: neutron-tempest-plugin-base
     abstract: true
+    nodeset:
+      nodes:
+        - name: controller
+          label: nested-virt-ubuntu-focal
+      groups:
+        - name: tempest
+          nodes:
+            - controller
     description: |
       Perform setup common to all tempest scenario test jobs.
     vars:
@@ -108,8 +125,12 @@
           (^tempest.api.compute.servers.test_attach_interfaces)|\
           (^tempest.api.compute.servers.test_multiple_create)"
       devstack_localrc:
+        LIBVIRT_TYPE: kvm
+        LIBVIRT_CPU_MODE: host-passthrough
         PHYSICAL_NETWORK: default
         CIRROS_VERSION: 0.5.1
+        DEFAULT_IMAGE_NAME: cirros-0.5.1-x86_64-disk
+        DEFAULT_IMAGE_FILE_NAME: cirros-0.5.1-x86_64-disk.img
         IMAGE_URLS: https://cloud-images.ubuntu.com/minimal/releases/focal/release/ubuntu-20.04-minimal-cloudimg-amd64.img
         ADVANCED_IMAGE_NAME: ubuntu-20.04-minimal-cloudimg-amd64
         ADVANCED_INSTANCE_TYPE: ntp_image_256M
diff --git a/zuul.d/master_jobs.yaml b/zuul.d/master_jobs.yaml
index 0139f8e..7d21fed 100644
--- a/zuul.d/master_jobs.yaml
+++ b/zuul.d/master_jobs.yaml
@@ -111,18 +111,25 @@
               local_output_log_base: /tmp/test_log.log
     irrelevant-files:
       - ^(test-|)requirements.txt$
+      - lower-constraints.txt
       - ^releasenotes/.*$
       - ^doc/.*$
       - ^setup.cfg$
       - ^.*\.rst$
+      - ^.*\.conf\.sample$
       - ^neutron/locale/.*$
       - ^neutron/tests/unit/.*$
+      - ^neutron/tests/fullstack/.*
+      - ^neutron/tests/functional/.*
       - ^tools/.*$
       - ^tox.ini$
       - ^neutron/agent/.*$
       - ^neutron/privileged/.*$
       - ^neutron_lib/tests/unit/.*$
       - ^neutron_tempest_plugin/scenario/.*$
+      - ^rally-jobs/.*$
+      - ^vagrant/.*$
+      - ^zuul.d/(queens|rocky|stein|train|ussuri)_jobs.yaml$
 
 
 - job:
@@ -176,12 +183,16 @@
               firewall_driver: openvswitch
     irrelevant-files: &openvswitch-scenario-irrelevant-files
       - ^(test-|)requirements.txt$
+      - lower-constraints.txt
       - ^releasenotes/.*$
       - ^doc/.*$
       - ^setup.cfg$
       - ^.*\.rst$
+      - ^.*\.conf\.sample$
       - ^neutron/locale/.*$
       - ^neutron/tests/unit/.*$
+      - ^neutron/tests/fullstack/.*
+      - ^neutron/tests/functional/.*
       - ^tools/.*$
       - ^tox.ini$
       - ^neutron/agent/ovn/.*$
@@ -190,6 +201,11 @@
       - ^neutron/plugins/ml2/drivers/macvtap/.*$
       - ^neutron/plugins/ml2/drivers/mech_sriov/.*$
       - ^neutron/plugins/ml2/drivers/ovn/.*$
+      - ^neutron_tempest_plugin/(bgpvpn|fwaas|neutron_dynamic_routing|sfc|tap_as_a_service|vpnaas).*$
+      - ^neutron_tempest_plugin/services/bgp/.*$
+      - ^rally-jobs/.*$
+      - ^vagrant/.*$
+      - ^zuul.d/(queens|rocky|stein|train|ussuri)_jobs.yaml$
 
 - job:
     name: neutron-tempest-plugin-scenario-openvswitch-iptables_hybrid
@@ -251,12 +267,16 @@
               firewall_driver: iptables_hybrid
     irrelevant-files:
       - ^(test-|)requirements.txt$
+      - lower-constraints.txt
       - ^releasenotes/.*$
       - ^doc/.*$
       - ^setup.cfg$
       - ^.*\.rst$
+      - ^.*\.conf\.sample$
       - ^neutron/locale/.*$
       - ^neutron/tests/unit/.*$
+      - ^neutron/tests/fullstack/.*
+      - ^neutron/tests/functional/.*
       - ^tools/.*$
       - ^tox.ini$
       - ^neutron/agent/linux/openvswitch_firewall/.*$
@@ -266,6 +286,11 @@
       - ^neutron/plugins/ml2/drivers/macvtap/.*$
       - ^neutron/plugins/ml2/drivers/mech_sriov/.*$
       - ^neutron/plugins/ml2/drivers/ovn/.*$
+      - ^neutron_tempest_plugin/(bgpvpn|fwaas|neutron_dynamic_routing|sfc|tap_as_a_service|vpnaas).*$
+      - ^neutron_tempest_plugin/services/bgp/.*$
+      - ^rally-jobs/.*$
+      - ^vagrant/.*$
+      - ^zuul.d/(queens|rocky|stein|train|ussuri)_jobs.yaml$
 
 - job:
     name: neutron-tempest-plugin-scenario-openvswitch-distributed-dhcp
@@ -362,12 +387,16 @@
               firewall_driver: iptables
     irrelevant-files:
       - ^(test-|)requirements.txt$
+      - lower-constraints.txt
       - ^releasenotes/.*$
       - ^doc/.*$
       - ^setup.cfg$
       - ^.*\.rst$
+      - ^.*\.conf\.sample$
       - ^neutron/locale/.*$
       - ^neutron/tests/unit/.*$
+      - ^neutron/tests/fullstack/.*
+      - ^neutron/tests/functional/.*
       - ^tools/.*$
       - ^tox.ini$
       - ^neutron/agent/linux/openvswitch_firewall/.*$
@@ -377,6 +406,11 @@
       - ^neutron/plugins/ml2/drivers/macvtap/.*$
       - ^neutron/plugins/ml2/drivers/mech_sriov/.*$
       - ^neutron/plugins/ml2/drivers/ovn/.*$
+      - ^neutron_tempest_plugin/(bgpvpn|fwaas|neutron_dynamic_routing|sfc|tap_as_a_service|vpnaas).*$
+      - ^neutron_tempest_plugin/services/bgp/.*$
+      - ^rally-jobs/.*$
+      - ^vagrant/.*$
+      - ^zuul.d/(queens|rocky|stein|train|ussuri)_jobs.yaml$
 
 - job:
     name: neutron-tempest-plugin-scenario-ovn
@@ -473,12 +507,16 @@
         '{{ devstack_log_dir }}/ovsdb-server-sb.log': 'logs'
     irrelevant-files:
       - ^(test-|)requirements.txt$
+      - lower-constraints.txt
       - ^releasenotes/.*$
       - ^doc/.*$
       - ^setup.cfg$
       - ^.*\.rst$
+      - ^.*\.conf\.sample$
       - ^neutron/locale/.*$
       - ^neutron/tests/unit/.*$
+      - ^neutron/tests/fullstack/.*
+      - ^neutron/tests/functional/.*
       - ^tools/.*$
       - ^tox.ini$
       - ^neutron/agent/dhcp/.*$
@@ -497,6 +535,11 @@
       - ^neutron/plugins/ml2/drivers/macvtap/.*$
       - ^neutron/plugins/ml2/drivers/mech_sriov/.*$
       - ^neutron/scheduler/.*$
+      - ^neutron_tempest_plugin/(bgpvpn|fwaas|neutron_dynamic_routing|sfc|tap_as_a_service|vpnaas).*$
+      - ^neutron_tempest_plugin/services/bgp/.*$
+      - ^rally-jobs/.*$
+      - ^vagrant/.*$
+      - ^zuul.d/(queens|rocky|stein|train|ussuri)_jobs.yaml$
 
 - job:
     name: neutron-tempest-plugin-dvr-multinode-scenario
@@ -527,6 +570,8 @@
         NETWORK_API_EXTENSIONS: "{{ (network_api_extensions_common + network_api_extensions_dvr) | join(',') }}"
         PHYSICAL_NETWORK: default
         CIRROS_VERSION: 0.5.1
+        DEFAULT_IMAGE_NAME: cirros-0.5.1-x86_64-uec
+        DEFAULT_IMAGE_FILE_NAME: cirros-0.5.1-x86_64-uec.tar.gz
         IMAGE_URLS: https://cloud-images.ubuntu.com/minimal/releases/focal/release/ubuntu-20.04-minimal-cloudimg-amd64.img
         ADVANCED_IMAGE_NAME: ubuntu-20.04-minimal-cloudimg-amd64
         ADVANCED_INSTANCE_TYPE: ntp_image_256M
@@ -713,12 +758,16 @@
       tempest_test_regex: ^neutron_tempest_plugin\.scenario\.test_dns_integration
     irrelevant-files:
       - ^(test-|)requirements.txt$
+      - lower-constraints.txt
       - ^releasenotes/.*$
       - ^doc/.*$
       - ^setup.cfg$
       - ^.*\.rst$
+      - ^.*\.conf\.sample$
       - ^neutron/locale/.*$
       - ^neutron/tests/unit/.*$
+      - ^neutron/tests/fullstack/.*
+      - ^neutron/tests/functional/.*
       - ^tools/.*$
       - ^tox.ini$
       - ^neutron/agent/.*$
@@ -727,6 +776,11 @@
       - ^neutron/plugins/ml2/drivers/.*$
       - ^neutron/scheduler/.*$
       - ^neutron/services/(?!externaldns).*$
+      - ^neutron_tempest_plugin/(bgpvpn|fwaas|neutron_dynamic_routing|sfc|tap_as_a_service|vpnaas).*$
+      - ^neutron_tempest_plugin/services/bgp/.*$
+      - ^rally-jobs/.*$
+      - ^vagrant/.*$
+      - ^zuul.d/(queens|rocky|stein|train|ussuri)_jobs.yaml$
 
 - job:
     name: neutron-tempest-plugin-sfc
@@ -770,6 +824,25 @@
       # https://bugs.launchpad.net/neutron/+bug/1851500
       # https://bugs.launchpad.net/networking-sfc/+bug/1660366
       tempest_concurrency: 1
+    irrelevant-files:
+      - ^(test-|)requirements.txt$
+      - lower-constraints.txt
+      - ^releasenotes/.*$
+      - ^doc/.*$
+      - ^.*\.conf\.sample$
+      - ^setup.cfg$
+      - ^.*\.rst$
+      - ^neutron/locale/.*$
+      - ^neutron/tests/unit/.*$
+      - ^neutron/tests/fullstack/.*
+      - ^neutron/tests/functional/.*
+      - ^neutron_tempest_plugin/(bgpvpn|fwaas|neutron_dynamic_routing|tap_as_a_service|vpnaas).*$
+      - ^neutron_tempest_plugin/services/bgp/.*$
+      - ^tools/.*$
+      - ^tox.ini$
+      - ^rally-jobs/.*$
+      - ^vagrant/.*$
+      - ^zuul.d/(queens|rocky|stein|train|ussuri)_jobs.yaml$
 
 - job:
     name: neutron-tempest-plugin-bgpvpn-bagpipe
@@ -809,6 +882,25 @@
       devstack_plugins:
         networking-bgpvpn: https://git.openstack.org/openstack/networking-bgpvpn
         networking-bagpipe: https://git.openstack.org/openstack/networking-bagpipe
+    irrelevant-files:
+      - ^(test-|)requirements.txt$
+      - lower-constraints.txt
+      - ^releasenotes/.*$
+      - ^doc/.*$
+      - ^.*\.conf\.sample$
+      - ^setup.cfg$
+      - ^.*\.rst$
+      - ^neutron/locale/.*$
+      - ^neutron/tests/unit/.*$
+      - ^neutron/tests/fullstack/.*
+      - ^neutron/tests/functional/.*
+      - ^neutron_tempest_plugin/(fwaas|neutron_dynamic_routing|sfc|tap_as_a_service|vpnaas).*$
+      - ^neutron_tempest_plugin/services/bgp/.*$
+      - ^tools/.*$
+      - ^tox.ini$
+      - ^rally-jobs/.*$
+      - ^vagrant/.*$
+      - ^zuul.d/(queens|rocky|stein|train|ussuri)_jobs.yaml$
 
 - job:
     name: neutron-tempest-plugin-dynamic-routing
@@ -854,6 +946,24 @@
         neutron-dr-agent: true
       tempest_concurrency: 1
       tempest_test_regex: ^neutron_tempest_plugin\.neutron_dynamic_routing
+    irrelevant-files:
+      - ^(test-|)requirements.txt$
+      - lower-constraints.txt
+      - ^releasenotes/.*$
+      - ^doc/.*$
+      - ^.*\.conf\.sample$
+      - ^setup.cfg$
+      - ^.*\.rst$
+      - ^neutron/locale/.*$
+      - ^neutron/tests/unit/.*$
+      - ^neutron/tests/fullstack/.*
+      - ^neutron/tests/functional/.*
+      - ^neutron_tempest_plugin/(bgpvpn|fwaas|sfc|tap_as_a_service|vpnaas).*$
+      - ^tools/.*$
+      - ^tox.ini$
+      - ^rally-jobs/.*$
+      - ^vagrant/.*$
+      - ^zuul.d/(queens|rocky|stein|train|ussuri)_jobs.yaml$
 
 - job:
     name: neutron-tempest-plugin-vpnaas
@@ -893,6 +1003,25 @@
         q-meta: true
         q-metering: true
         q-l3: true
+    irrelevant-files:
+      - ^(test-|)requirements.txt$
+      - lower-constraints.txt
+      - ^releasenotes/.*$
+      - ^doc/.*$
+      - ^.*\.conf\.sample$
+      - ^setup.cfg$
+      - ^.*\.rst$
+      - ^neutron/locale/.*$
+      - ^neutron/tests/unit/.*$
+      - ^neutron/tests/fullstack/.*
+      - ^neutron/tests/functional/.*
+      - ^neutron_tempest_plugin/(bgpvpn|fwaas|neutron_dynamic_routing|sfc|tap_as_a_service).*$
+      - ^neutron_tempest_plugin/services/bgp/.*$
+      - ^tools/.*$
+      - ^tox.ini$
+      - ^rally-jobs/.*$
+      - ^vagrant/.*$
+      - ^zuul.d/(queens|rocky|stein|train|ussuri)_jobs.yaml$
 
 - job:
     name: neutron-tempest-plugin-tap-as-a-service
@@ -976,10 +1105,22 @@
         taas_openvswitch_agent: true
         tempest: true
         dstat: true
-    irrelevant-files: &tempest-irrelevant-files
+    irrelevant-files:
       - ^(test-|)requirements.txt$
+      - lower-constraints.txt
       - ^releasenotes/.*$
       - ^doc/.*$
+      - ^.*\.conf\.sample$
+      - ^setup.cfg$
       - ^.*\.rst$
+      - ^neutron/locale/.*$
+      - ^neutron/tests/unit/.*$
+      - ^neutron/tests/fullstack/.*
+      - ^neutron/tests/functional/.*
+      - ^neutron_tempest_plugin/(bgpvpn|fwaas|neutron_dynamic_routing|sfc|vpnaas).*$
+      - ^neutron_tempest_plugin/services/bgp/.*$
       - ^tools/.*$
       - ^tox.ini$
+      - ^rally-jobs/.*$
+      - ^vagrant/.*$
+      - ^zuul.d/(queens|rocky|stein|train|ussuri)_jobs.yaml$
diff --git a/zuul.d/queens_jobs.yaml b/zuul.d/queens_jobs.yaml
index a8fbec0..214df60 100644
--- a/zuul.d/queens_jobs.yaml
+++ b/zuul.d/queens_jobs.yaml
@@ -86,6 +86,8 @@
         NEUTRON_DEPLOY_MOD_WSGI: false
         USE_PYTHON3: false
         CIRROS_VERSION: 0.3.5
+        DEFAULT_IMAGE_NAME: cirros-0.3.5-x86_64-uec
+        DEFAULT_IMAGE_FILE_NAME: cirros-0.3.5-x86_64-uec.tar.gz
         NETWORK_API_EXTENSIONS: "{{ (network_api_extensions_common + network_api_extensions_tempest) | join(',') }}"
         TEMPEST_PLUGINS: /opt/stack/neutron-tempest-plugin
         Q_AGENT: openvswitch
@@ -139,6 +141,8 @@
       devstack_localrc:
         USE_PYTHON3: false
         CIRROS_VERSION: 0.3.5
+        DEFAULT_IMAGE_NAME: cirros-0.3.5-x86_64-uec
+        DEFAULT_IMAGE_FILE_NAME: cirros-0.3.5-x86_64-uec.tar.gz
         NETWORK_API_EXTENSIONS: "{{ network_api_extensions | join(',') }}"
         TEMPEST_PLUGINS: /opt/stack/neutron-tempest-plugin
         # NOTE(slaweq) some tests are not running fine with ubuntu minimal on
@@ -173,6 +177,8 @@
       devstack_localrc:
         USE_PYTHON3: false
         CIRROS_VERSION: 0.3.5
+        DEFAULT_IMAGE_NAME: cirros-0.3.5-x86_64-uec
+        DEFAULT_IMAGE_FILE_NAME: cirros-0.3.5-x86_64-uec.tar.gz
         Q_AGENT: linuxbridge
         NETWORK_API_EXTENSIONS: "{{ network_api_extensions | join(',') }}"
         TEMPEST_PLUGINS: /opt/stack/neutron-tempest-plugin
@@ -232,6 +238,8 @@
       devstack_localrc:
         USE_PYTHON3: false
         CIRROS_VERSION: 0.3.5
+        DEFAULT_IMAGE_NAME: cirros-0.3.5-x86_64-uec
+        DEFAULT_IMAGE_FILE_NAME: cirros-0.3.5-x86_64-uec.tar.gz
         TEMPEST_PLUGINS: /opt/stack/neutron-tempest-plugin
 
 - job:
@@ -256,5 +264,7 @@
       devstack_localrc:
         USE_PYTHON3: false
         CIRROS_VERSION: 0.3.5
+        DEFAULT_IMAGE_NAME: cirros-0.3.5-x86_64-uec
+        DEFAULT_IMAGE_FILE_NAME: cirros-0.3.5-x86_64-uec.tar.gz
         TEMPEST_PLUGINS: '"/opt/stack/designate-tempest-plugin /opt/stack/neutron-tempest-plugin"'
         ADVANCED_INSTANCE_TYPE: ds512M
diff --git a/zuul.d/rocky_jobs.yaml b/zuul.d/rocky_jobs.yaml
index 0c968c3..9915575 100644
--- a/zuul.d/rocky_jobs.yaml
+++ b/zuul.d/rocky_jobs.yaml
@@ -225,6 +225,8 @@
       - ^.*\.rst$
       - ^neutron/locale/.*$
       - ^neutron/tests/unit/.*$
+      - ^neutron/tests/fullstack/.*
+      - ^neutron/tests/functional/.*
       - ^tools/.*$
       - ^tox.ini$
       - ^neutron/agent/windows/.*$
@@ -329,6 +331,8 @@
       - ^.*\.rst$
       - ^neutron/locale/.*$
       - ^neutron/tests/unit/.*$
+      - ^neutron/tests/fullstack/.*
+      - ^neutron/tests/functional/.*
       - ^tools/.*$
       - ^tox.ini$
       - ^neutron/agent/linux/openvswitch_firewall/.*$
@@ -460,6 +464,8 @@
         NETWORK_API_EXTENSIONS: "{{ (network_api_extensions_common + network_api_extensions_dvr) | join(',') }}"
         PHYSICAL_NETWORK: default
         CIRROS_VERSION: 0.5.1
+        DEFAULT_IMAGE_NAME: cirros-0.5.1-x86_64-uec
+        DEFAULT_IMAGE_FILE_NAME: cirros-0.5.1-x86_64-uec.tar.gz
         IMAGE_URLS: https://cloud-images.ubuntu.com/releases/bionic/release/ubuntu-18.04-server-cloudimg-amd64.img
         ADVANCED_IMAGE_NAME: ubuntu-18.04-server-cloudimg-amd64
         ADVANCED_INSTANCE_TYPE: ds512M
diff --git a/zuul.d/stein_jobs.yaml b/zuul.d/stein_jobs.yaml
index f505a90..b229296 100644
--- a/zuul.d/stein_jobs.yaml
+++ b/zuul.d/stein_jobs.yaml
@@ -233,6 +233,8 @@
       - ^.*\.rst$
       - ^neutron/locale/.*$
       - ^neutron/tests/unit/.*$
+      - ^neutron/tests/fullstack/.*
+      - ^neutron/tests/functional/.*
       - ^tools/.*$
       - ^tox.ini$
       - ^neutron/agent/linux/openvswitch_firewall/.*$
@@ -323,6 +325,8 @@
       - ^.*\.rst$
       - ^neutron/locale/.*$
       - ^neutron/tests/unit/.*$
+      - ^neutron/tests/fullstack/.*
+      - ^neutron/tests/functional/.*
       - ^tools/.*$
       - ^tox.ini$
       - ^neutron/agent/linux/openvswitch_firewall/.*$