diff --git a/ansible/group_vars/all.yml b/ansible/group_vars/all.yml
index 5632e13337..f3a814d549 100644
--- a/ansible/group_vars/all.yml
+++ b/ansible/group_vars/all.yml
@@ -271,6 +271,7 @@ om_rabbitmq_cacert: "{{ rabbitmq_cacert }}"
 om_enable_rabbitmq_high_availability: false
 # Only enable quorum queues if you disable om_enable_rabbitmq_high_availability
 om_enable_rabbitmq_quorum_queues: true
+om_enable_queue_manager: false
 
 ####################
 # Networking options
diff --git a/ansible/roles/aodh/defaults/main.yml b/ansible/roles/aodh/defaults/main.yml
index bbe08bc1d7..c1dab047b9 100644
--- a/ansible/roles/aodh/defaults/main.yml
+++ b/ansible/roles/aodh/defaults/main.yml
@@ -181,24 +181,28 @@ aodh_api_default_volumes:
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "aodh:/var/lib/aodh/"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/aodh/:/dev-mode/aodh' if aodh_dev_mode | bool else '' }}"
 aodh_evaluator_default_volumes:
   - "{{ node_config_directory }}/aodh-evaluator/:{{ container_config_directory }}/:ro"
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/aodh/:/dev-mode/aodh' if aodh_dev_mode | bool else '' }}"
 aodh_listener_default_volumes:
   - "{{ node_config_directory }}/aodh-listener/:{{ container_config_directory }}/:ro"
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/aodh/:/dev-mode/aodh' if aodh_dev_mode | bool else '' }}"
 aodh_notifier_default_volumes:
   - "{{ node_config_directory }}/aodh-notifier/:{{ container_config_directory }}/:ro"
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/aodh/:/dev-mode/aodh' if aodh_dev_mode | bool else '' }}"
 
 aodh_extra_volumes: "{{ default_extra_volumes }}"
diff --git a/ansible/roles/barbican/defaults/main.yml b/ansible/roles/barbican/defaults/main.yml
index 6553375346..212ad950e2 100644
--- a/ansible/roles/barbican/defaults/main.yml
+++ b/ansible/roles/barbican/defaults/main.yml
@@ -139,18 +139,21 @@ barbican_api_default_volumes:
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "barbican:/var/lib/barbican/"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/barbican:/dev-mode/barbican' if barbican_dev_mode | bool else '' }}"
 barbican_keystone_listener_default_volumes:
   - "{{ node_config_directory }}/barbican-keystone-listener/:{{ container_config_directory }}/:ro"
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/barbican:/dev-mode/barbican' if barbican_dev_mode | bool else '' }}"
 barbican_worker_default_volumes:
   - "{{ node_config_directory }}/barbican-worker/:{{ container_config_directory }}/:ro"
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/barbican:/dev-mode/barbican' if barbican_dev_mode | bool else '' }}"
 
 barbican_extra_volumes: "{{ default_extra_volumes }}"
diff --git a/ansible/roles/blazar/defaults/main.yml b/ansible/roles/blazar/defaults/main.yml
index be3785543a..a49f0d8cac 100644
--- a/ansible/roles/blazar/defaults/main.yml
+++ b/ansible/roles/blazar/defaults/main.yml
@@ -124,12 +124,14 @@ blazar_api_default_volumes:
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/blazar:/dev-mode/blazar' if blazar_dev_mode | bool else '' }}"
 blazar_manager_default_volumes:
   - "{{ node_config_directory }}/blazar-manager/:{{ container_config_directory }}/:ro"
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/blazar:/dev-mode/blazar' if blazar_dev_mode | bool else '' }}"
 
 blazar_extra_volumes: "{{ default_extra_volumes }}"
diff --git a/ansible/roles/ceilometer/defaults/main.yml b/ansible/roles/ceilometer/defaults/main.yml
index 04cf4bbc32..13fed94d4a 100644
--- a/ansible/roles/ceilometer/defaults/main.yml
+++ b/ansible/roles/ceilometer/defaults/main.yml
@@ -124,6 +124,7 @@ ceilometer_notification_default_volumes:
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/ceilometer:/dev-mode/ceilometer' if ceilometer_dev_mode | bool else '' }}"
 ceilometer_central_default_volumes:
   - "{{ node_config_directory }}/ceilometer-central/:{{ container_config_directory }}/:ro"
@@ -131,6 +132,7 @@ ceilometer_central_default_volumes:
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "ceilometer:/var/lib/ceilometer/"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/ceilometer:/dev-mode/ceilometer' if ceilometer_dev_mode | bool else '' }}"
 ceilometer_compute_default_volumes:
   - "{{ node_config_directory }}/ceilometer-compute/:{{ container_config_directory }}/:ro"
@@ -139,6 +141,7 @@ ceilometer_compute_default_volumes:
   - "/run:/run{{ ':shared' if kolla_container_engine == 'docker' else '' }}"
   - "ceilometer:/var/lib/ceilometer/"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ ceilometer_libvirt_volume }}:/var/lib/libvirt"
   - "{{ kolla_dev_repos_directory ~ '/ceilometer:/dev-mode/ceilometer' if ceilometer_dev_mode | bool else '' }}"
 ceilometer_ipmi_default_volumes:
@@ -147,6 +150,7 @@ ceilometer_ipmi_default_volumes:
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "ceilometer:/var/lib/ceilometer/"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/ceilometer:/dev-mode/ceilometer' if ceilometer_dev_mode | bool else '' }}"
 
 ceilometer_extra_volumes: "{{ default_extra_volumes }}"
diff --git a/ansible/roles/cinder/defaults/main.yml b/ansible/roles/cinder/defaults/main.yml
index 8faaf3426e..90bbd2d8a0 100644
--- a/ansible/roles/cinder/defaults/main.yml
+++ b/ansible/roles/cinder/defaults/main.yml
@@ -168,6 +168,7 @@ cinder_api_default_volumes:
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/cinder:/dev-mode/cinder' if cinder_dev_mode | bool else '' }}"
 cinder_backup_default_volumes:
   - "{{ node_config_directory }}/cinder-backup/:{{ container_config_directory }}/:ro"
@@ -185,6 +186,7 @@ cinder_scheduler_default_volumes:
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/cinder:/dev-mode/cinder' if cinder_dev_mode | bool else '' }}"
 cinder_volume_default_volumes:
   - "{{ node_config_directory }}/cinder-volume/:{{ container_config_directory }}/:ro"
diff --git a/ansible/roles/cloudkitty/defaults/main.yml b/ansible/roles/cloudkitty/defaults/main.yml
index b6ba8969d8..fa00614d24 100644
--- a/ansible/roles/cloudkitty/defaults/main.yml
+++ b/ansible/roles/cloudkitty/defaults/main.yml
@@ -84,12 +84,14 @@ cloudkitty_api_default_volumes:
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/cloudkitty:/dev-mode/cloudkitty' if cloudkitty_dev_mode | bool else '' }}"
 cloudkitty_processor_default_volumes:
   - "{{ node_config_directory }}/cloudkitty-processor/:{{ container_config_directory }}/:ro"
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/cloudkitty:/dev-mode/cloudkitty' if cloudkitty_dev_mode | bool else '' }}"
 
 cloudkitty_api_enable_healthchecks: "{{ enable_container_healthchecks }}"
diff --git a/ansible/roles/cyborg/defaults/main.yml b/ansible/roles/cyborg/defaults/main.yml
index d4ed7bc681..a2d09dbfc4 100644
--- a/ansible/roles/cyborg/defaults/main.yml
+++ b/ansible/roles/cyborg/defaults/main.yml
@@ -134,18 +134,21 @@ cyborg_api_default_volumes:
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "cyborg:/var/lib/cyborg/"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
 
 cyborg_agent_default_volumes:
   - "{{ node_config_directory }}/cyborg-agent/:{{ container_config_directory }}/:ro"
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
 
 cyborg_conductor_default_volumes:
   - "{{ node_config_directory }}/cyborg-conductor/:{{ container_config_directory }}/:ro"
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
 
 cyborg_extra_volumes: "{{ default_extra_volumes }}"
 cyborg_api_extra_volumes: "{{ cyborg_extra_volumes }}"
diff --git a/ansible/roles/designate/defaults/main.yml b/ansible/roles/designate/defaults/main.yml
index e4dba2ff19..080d1cda23 100644
--- a/ansible/roles/designate/defaults/main.yml
+++ b/ansible/roles/designate/defaults/main.yml
@@ -240,42 +240,49 @@ designate_api_default_volumes:
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/designate:/dev-mode/designate' if designate_dev_mode | bool else '' }}"
 designate_backend_bind9_default_volumes:
   - "{{ node_config_directory }}/designate-backend-bind9/:{{ container_config_directory }}/:ro"
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "designate_backend_bind9:/var/lib/named/"
 designate_central_default_volumes:
   - "{{ node_config_directory }}/designate-central/:{{ container_config_directory }}/:ro"
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/designate:/dev-mode/designate' if designate_dev_mode | bool else '' }}"
 designate_mdns_default_volumes:
   - "{{ node_config_directory }}/designate-mdns/:{{ container_config_directory }}/:ro"
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/designate:/dev-mode/designate' if designate_dev_mode | bool else '' }}"
 designate_producer_default_volumes:
   - "{{ node_config_directory }}/designate-producer/:{{ container_config_directory }}/:ro"
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/designate:/dev-mode/designate' if designate_dev_mode | bool else '' }}"
 designate_worker_default_volumes:
   - "{{ node_config_directory }}/designate-worker/:{{ container_config_directory }}/:ro"
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/designate:/dev-mode/designate' if designate_dev_mode | bool else '' }}"
 designate_sink_default_volumes:
   - "{{ node_config_directory }}/designate-sink/:{{ container_config_directory }}/:ro"
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/designate:/dev-mode/designate' if designate_dev_mode | bool else '' }}"
 
 designate_extra_volumes: "{{ default_extra_volumes }}"
diff --git a/ansible/roles/glance/defaults/main.yml b/ansible/roles/glance/defaults/main.yml
index 494bf6b054..56d6b49da8 100644
--- a/ansible/roles/glance/defaults/main.yml
+++ b/ansible/roles/glance/defaults/main.yml
@@ -201,6 +201,7 @@ glance_api_default_volumes:
   - "{{ glance_file_datadir_volume }}:/var/lib/glance/"
   - "{{ kolla_dev_repos_directory ~ '/glance:/dev-mode/glance' if glance_dev_mode | bool else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   # NOTE(yoctozepto): below to support Cinder iSCSI backends
   - "{% if enable_cinder | bool and enable_cinder_backend_iscsi | bool %}iscsi_info:/etc/iscsi{% endif %}"
   - "{% if enable_cinder | bool and enable_cinder_backend_iscsi | bool %}/dev:/dev{% endif %}"
@@ -209,6 +210,7 @@ glance_tls_proxy_default_volumes:
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
 
 glance_extra_volumes: "{{ default_extra_volumes }}"
 glance_api_extra_volumes: "{{ glance_extra_volumes }}"
diff --git a/ansible/roles/heat/defaults/main.yml b/ansible/roles/heat/defaults/main.yml
index c659499da7..5194e8f232 100644
--- a/ansible/roles/heat/defaults/main.yml
+++ b/ansible/roles/heat/defaults/main.yml
@@ -159,18 +159,21 @@ heat_api_default_volumes:
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/heat:/dev-mode/heat' if heat_dev_mode | bool else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
 heat_api_cfn_default_volumes:
   - "{{ node_config_directory }}/heat-api-cfn/:{{ container_config_directory }}/:ro"
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/heat:/dev-mode/heat' if heat_dev_mode | bool else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
 heat_engine_default_volumes:
   - "{{ node_config_directory }}/heat-engine/:{{ container_config_directory }}/:ro"
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/heat:/dev-mode/heat' if heat_dev_mode | bool else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
 
 heat_extra_volumes: "{{ default_extra_volumes }}"
 heat_api_extra_volumes: "{{ heat_extra_volumes }}"
diff --git a/ansible/roles/ironic/defaults/main.yml b/ansible/roles/ironic/defaults/main.yml
index 86adc7b75e..a9aa6570a9 100644
--- a/ansible/roles/ironic/defaults/main.yml
+++ b/ansible/roles/ironic/defaults/main.yml
@@ -232,6 +232,7 @@ ironic_api_default_volumes:
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/ironic:/dev-mode/ironic' if ironic_dev_mode | bool else '' }}"
 ironic_conductor_default_volumes:
   - "{{ node_config_directory }}/ironic-conductor/:{{ container_config_directory }}/:ro"
diff --git a/ansible/roles/keystone/defaults/main.yml b/ansible/roles/keystone/defaults/main.yml
index 8282118fa4..282f396ce6 100644
--- a/ansible/roles/keystone/defaults/main.yml
+++ b/ansible/roles/keystone/defaults/main.yml
@@ -158,6 +158,7 @@ keystone_default_volumes:
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/keystone:/dev-mode/keystone' if keystone_dev_mode | bool else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "keystone_fernet_tokens:/etc/keystone/fernet-keys"
 
 keystone_extra_volumes: "{{ default_extra_volumes }}"
diff --git a/ansible/roles/magnum/defaults/main.yml b/ansible/roles/magnum/defaults/main.yml
index 9efa81d333..028aff443f 100644
--- a/ansible/roles/magnum/defaults/main.yml
+++ b/ansible/roles/magnum/defaults/main.yml
@@ -123,6 +123,7 @@ magnum_api_default_volumes:
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/magnum:/dev-mode/magnum' if magnum_dev_mode | bool else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
 magnum_conductor_default_volumes:
   - "{{ node_config_directory }}/magnum-conductor/:{{ container_config_directory }}/:ro"
   - "/etc/localtime:/etc/localtime:ro"
@@ -130,6 +131,7 @@ magnum_conductor_default_volumes:
   - "magnum:/var/lib/magnum/"
   - "{{ kolla_dev_repos_directory ~ '/magnum:/dev-mode/magnum' if magnum_dev_mode | bool else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
 
 magnum_extra_volumes: "{{ default_extra_volumes }}"
 magnum_api_extra_volumes: "{{ magnum_extra_volumes }}"
diff --git a/ansible/roles/manila/defaults/main.yml b/ansible/roles/manila/defaults/main.yml
index 76c6a530e2..1d3fb3b43e 100644
--- a/ansible/roles/manila/defaults/main.yml
+++ b/ansible/roles/manila/defaults/main.yml
@@ -165,6 +165,7 @@ manila_share_default_volumes:
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "/run:/run{{ ':shared' if kolla_container_engine == 'docker' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "/lib/modules:/lib/modules:ro"
   - "{{ kolla_dev_repos_directory ~ '/manila:/dev-mode/manila' if manila_dev_mode | bool else '' }}"
 manila_scheduler_default_volumes:
@@ -172,12 +173,14 @@ manila_scheduler_default_volumes:
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/manila:/dev-mode/manila' if manila_dev_mode | bool else '' }}"
 manila_api_default_volumes:
   - "{{ node_config_directory }}/manila-api/:{{ container_config_directory }}/:ro"
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/manila:/dev-mode/manila' if manila_dev_mode | bool else '' }}"
 manila_data_default_volumes:
   - "{{ node_config_directory }}/manila-data/:{{ container_config_directory }}/:ro"
diff --git a/ansible/roles/masakari/defaults/main.yml b/ansible/roles/masakari/defaults/main.yml
index 440eed47b1..272d3afb2b 100644
--- a/ansible/roles/masakari/defaults/main.yml
+++ b/ansible/roles/masakari/defaults/main.yml
@@ -112,12 +112,14 @@ masakari_api_default_volumes:
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/masakari:/dev-mode/masakari' if masakari_dev_mode | bool else '' }}"
 masakari_engine_default_volumes:
   - "{{ node_config_directory }}/masakari-engine/:{{ container_config_directory }}/:ro"
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/masakari:/dev-mode/masakari' if masakari_dev_mode | bool else '' }}"
   - "masakari:/var/lib/masakari/"
 masakari_instancemonitor_default_volumes:
@@ -125,12 +127,14 @@ masakari_instancemonitor_default_volumes:
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/masakari-monitors:/dev-mode/masakari-monitors' if masakari_dev_mode | bool else '' }}"
 masakari_hostmonitor_default_volumes:
   - "{{ node_config_directory }}/masakari-hostmonitor/:{{ container_config_directory }}/:ro"
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/masakari-monitors:/dev-mode/masakari-monitors' if masakari_dev_mode | bool else '' }}"
 
 
diff --git a/ansible/roles/mistral/defaults/main.yml b/ansible/roles/mistral/defaults/main.yml
index 0229bd74b3..563efb8ef0 100644
--- a/ansible/roles/mistral/defaults/main.yml
+++ b/ansible/roles/mistral/defaults/main.yml
@@ -162,24 +162,28 @@ mistral_engine_default_volumes:
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/mistral:/dev-mode/mistral' if mistral_dev_mode | bool else '' }}"
 mistral_event_engine_default_volumes:
   - "{{ node_config_directory }}/mistral-event-engine/:{{ container_config_directory }}/:ro"
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/mistral:/dev-mode/mistral' if mistral_dev_mode | bool else '' }}"
 mistral_executor_default_volumes:
   - "{{ node_config_directory }}/mistral-executor/:{{ container_config_directory }}/:ro"
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/mistral:/dev-mode/mistral' if mistral_dev_mode | bool else '' }}"
 mistral_api_default_volumes:
   - "{{ node_config_directory }}/mistral-api/:{{ container_config_directory }}/:ro"
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/mistral:/dev-mode/mistral' if mistral_dev_mode | bool else '' }}"
 
 mistral_extra_volumes: "{{ default_extra_volumes }}"
diff --git a/ansible/roles/neutron/defaults/main.yml b/ansible/roles/neutron/defaults/main.yml
index bb50c84772..868ca32627 100644
--- a/ansible/roles/neutron/defaults/main.yml
+++ b/ansible/roles/neutron/defaults/main.yml
@@ -513,6 +513,7 @@ neutron_dhcp_agent_default_volumes:
   - "neutron_metadata_socket:/var/lib/neutron/kolla/"
   - "/run/netns:/run/netns:shared"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/neutron:/dev-mode/neutron' if neutron_dev_mode | bool else '' }}"
 neutron_l3_agent_default_volumes:
   - "{{ node_config_directory }}/neutron-l3-agent/:{{ container_config_directory }}/:ro"
@@ -522,18 +523,21 @@ neutron_l3_agent_default_volumes:
   - "neutron_metadata_socket:/var/lib/neutron/kolla/"
   - "/run/netns:/run/netns:shared"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/neutron:/dev-mode/neutron' if neutron_dev_mode | bool else '' }}"
 neutron_sriov_agent_default_volumes:
   - "{{ node_config_directory }}/neutron-sriov-agent/:{{ container_config_directory }}/:ro"
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/neutron:/dev-mode/neutron' if neutron_dev_mode | bool else '' }}"
 neutron_mlnx_agent_default_volumes:
   - "{{ node_config_directory }}/neutron-mlnx-agent/:{{ container_config_directory }}/:ro"
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/neutron:/dev-mode/neutron' if neutron_dev_mode | bool else '' }}"
 neutron_eswitchd_default_volumes:
   - "{{ node_config_directory }}/neutron-eswitchd/:{{ container_config_directory }}/:ro"
@@ -541,6 +545,7 @@ neutron_eswitchd_default_volumes:
   - "/run/libvirt:/run/libvirt:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/neutron:/dev-mode/neutron' if neutron_dev_mode | bool else '' }}"
 neutron_linuxbridge_agent_default_volumes:
   - "{{ node_config_directory }}/neutron-linuxbridge-agent/:{{ container_config_directory }}/:ro"
@@ -548,6 +553,7 @@ neutron_linuxbridge_agent_default_volumes:
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "/lib/modules:/lib/modules:ro"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/neutron:/dev-mode/neutron' if neutron_dev_mode | bool else '' }}"
 neutron_metadata_agent_default_volumes:
   - "{{ node_config_directory }}/neutron-metadata-agent/:{{ container_config_directory }}/:ro"
@@ -555,6 +561,7 @@ neutron_metadata_agent_default_volumes:
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "neutron_metadata_socket:/var/lib/neutron/kolla/"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/neutron:/dev-mode/neutron' if neutron_dev_mode | bool else '' }}"
 neutron_ovn_metadata_agent_default_volumes:
   - "{{ node_config_directory }}/neutron-ovn-metadata-agent/:{{ container_config_directory }}/:ro"
@@ -563,6 +570,7 @@ neutron_ovn_metadata_agent_default_volumes:
   - "/run/openvswitch:/run/openvswitch:shared"
   - "/run/netns:/run/netns:shared"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/neutron:/dev-mode/neutron' if neutron_dev_mode | bool else '' }}"
 neutron_openvswitch_agent_default_volumes:
   - "{{ node_config_directory }}/neutron-openvswitch-agent/:{{ container_config_directory }}/:ro"
@@ -571,44 +579,52 @@ neutron_openvswitch_agent_default_volumes:
   - "/lib/modules:/lib/modules:ro"
   - "/run/openvswitch:/run/openvswitch:shared"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/neutron:/dev-mode/neutron' if neutron_dev_mode | bool else '' }}"
 neutron_server_default_volumes:
   - "{{ node_config_directory }}/neutron-server/:{{ container_config_directory }}/:ro"
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/neutron:/dev-mode/neutron' if neutron_dev_mode | bool else '' }}"
 neutron_bgp_dragent_default_volumes:
   - "{{ node_config_directory }}/neutron-bgp-dragent/:{{ container_config_directory }}/:ro"
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
 neutron_infoblox_ipam_agent_default_volumes:
   - "{{ node_config_directory }}/neutron-infoblox-ipam-agent/:{{ container_config_directory }}/:ro"
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
 neutron_metering_agent_default_volumes:
   - "{{ node_config_directory }}/neutron-metering-agent/:{{ container_config_directory }}/:ro"
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/neutron:/dev-mode/neutron' if neutron_dev_mode | bool else '' }}"
 ironic_neutron_agent_default_volumes:
   - "{{ node_config_directory }}/ironic-neutron-agent/:{{ container_config_directory }}/:ro"
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
 neutron_tls_proxy_default_volumes:
   - "{{ node_config_directory }}/neutron-tls-proxy/:{{ container_config_directory }}/:ro"
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
 neutron_ovn_agent_default_volumes:
   - "{{ node_config_directory }}/neutron-ovn-agent/:{{ container_config_directory }}/:ro"
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
 
 neutron_extra_volumes: "{{ default_extra_volumes }}"
 neutron_dhcp_agent_extra_volumes: "{{ neutron_extra_volumes }}"
diff --git a/ansible/roles/nova-cell/defaults/main.yml b/ansible/roles/nova-cell/defaults/main.yml
index b3f445d0d8..d42d432b38 100644
--- a/ansible/roles/nova-cell/defaults/main.yml
+++ b/ansible/roles/nova-cell/defaults/main.yml
@@ -405,24 +405,28 @@ nova_novncproxy_default_volumes:
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/nova:/dev-mode/nova' if nova_dev_mode | bool else '' }}"
 nova_spicehtml5proxy_default_volumes:
   - "{{ node_config_directory }}/nova-spicehtml5proxy/:{{ container_config_directory }}/:ro"
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/nova:/dev-mode/nova' if nova_dev_mode | bool else '' }}"
 nova_serialproxy_default_volumes:
   - "{{ node_config_directory }}/nova-serialproxy/:{{ container_config_directory }}/:ro"
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/nova:/dev-mode/nova' if nova_dev_mode | bool else '' }}"
 nova_conductor_default_volumes:
   - "{{ node_config_directory }}/nova-conductor/:{{ container_config_directory }}/:ro"
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/nova:/dev-mode/nova' if nova_dev_mode | bool else '' }}"
 nova_compute_default_volumes:
   - "{{ node_config_directory }}/nova-compute/:{{ container_config_directory }}/:ro"
@@ -442,6 +446,7 @@ nova_compute_ironic_default_volumes:
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/nova:/dev-mode/nova' if nova_dev_mode | bool else '' }}"
 # Used by bootstrapping containers.
 nova_cell_bootstrap_default_volumes:
diff --git a/ansible/roles/nova/defaults/main.yml b/ansible/roles/nova/defaults/main.yml
index 4b508d073b..e27e3f1c17 100644
--- a/ansible/roles/nova/defaults/main.yml
+++ b/ansible/roles/nova/defaults/main.yml
@@ -197,6 +197,7 @@ nova_api_default_volumes:
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "/lib/modules:/lib/modules:ro"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/nova:/dev-mode/nova' if nova_dev_mode | bool else '' }}"
 nova_metadata_default_volumes:
   - "{{ node_config_directory }}/nova-metadata/:{{ container_config_directory }}/:ro"
@@ -209,12 +210,14 @@ nova_scheduler_default_volumes:
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/nova:/dev-mode/nova' if nova_dev_mode | bool else '' }}"
 nova_super_conductor_default_volumes:
   - "{{ node_config_directory }}/nova-super-conductor/:{{ container_config_directory }}/:ro"
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/nova:/dev-mode/nova' if nova_dev_mode | bool else '' }}"
 # Used by bootstrapping containers.
 nova_api_bootstrap_default_volumes:
diff --git a/ansible/roles/octavia/defaults/main.yml b/ansible/roles/octavia/defaults/main.yml
index 38f0e1c3e5..3a0c8bf827 100644
--- a/ansible/roles/octavia/defaults/main.yml
+++ b/ansible/roles/octavia/defaults/main.yml
@@ -189,6 +189,7 @@ octavia_api_default_volumes:
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/octavia:/dev-mode/octavia' if octavia_dev_mode | bool else '' }}"
   - "octavia_driver_agent:/var/run/octavia/"
 octavia_health_manager_default_volumes:
@@ -196,12 +197,14 @@ octavia_health_manager_default_volumes:
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/octavia:/dev-mode/octavia' if octavia_dev_mode | bool else '' }}"
 octavia_driver_agent_default_volumes:
   - "{{ node_config_directory }}/octavia-driver-agent/:{{ container_config_directory }}/:ro"
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/octavia:/dev-mode/octavia' if octavia_dev_mode | bool else '' }}"
   - "octavia_driver_agent:/var/run/octavia/"
 octavia_housekeeping_default_volumes:
@@ -209,12 +212,14 @@ octavia_housekeeping_default_volumes:
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/octavia:/dev-mode/octavia' if octavia_dev_mode | bool else '' }}"
 octavia_worker_default_volumes:
   - "{{ node_config_directory }}/octavia-worker/:{{ container_config_directory }}/:ro"
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/octavia:/dev-mode/octavia' if octavia_dev_mode | bool else '' }}"
 
 octavia_extra_volumes: "{{ default_extra_volumes }}"
diff --git a/ansible/roles/tacker/defaults/main.yml b/ansible/roles/tacker/defaults/main.yml
index cd3c767cb7..de01fdd310 100644
--- a/ansible/roles/tacker/defaults/main.yml
+++ b/ansible/roles/tacker/defaults/main.yml
@@ -111,6 +111,7 @@ tacker_server_default_volumes:
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   # NOTE(yoctozepto): Starting in Train, this volume must be shared
   # between all instances of both Tacker services (Server, Conductor)
   - "kolla_tacker_csar_files:/var/lib/tacker/csar_files/"
@@ -120,6 +121,7 @@ tacker_conductor_default_volumes:
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "kolla_tacker_vnfpackages:/var/lib/tacker/vnfpackages/"
   # NOTE(yoctozepto): Starting in Train, this volume must be shared
   # between all instances of both Tacker services (Server, Conductor)
diff --git a/ansible/roles/trove/defaults/main.yml b/ansible/roles/trove/defaults/main.yml
index a0edcf32ee..2fda7d158f 100644
--- a/ansible/roles/trove/defaults/main.yml
+++ b/ansible/roles/trove/defaults/main.yml
@@ -138,6 +138,7 @@ trove_api_default_volumes:
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/trove:/dev-mode/trove' if trove_dev_mode | bool else '' }}"
   - "trove:/var/lib/trove/"
 trove_conductor_default_volumes:
@@ -145,6 +146,7 @@ trove_conductor_default_volumes:
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/trove:/dev-mode/trove' if trove_dev_mode | bool else '' }}"
   - "trove:/var/lib/trove/"
 trove_taskmanager_default_volumes:
@@ -152,6 +154,7 @@ trove_taskmanager_default_volumes:
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/trove:/dev-mode/trove' if trove_dev_mode | bool else '' }}"
   - "trove:/var/lib/trove/"
 
diff --git a/ansible/roles/venus/defaults/main.yml b/ansible/roles/venus/defaults/main.yml
index 4afe95f1eb..faa86c4195 100644
--- a/ansible/roles/venus/defaults/main.yml
+++ b/ansible/roles/venus/defaults/main.yml
@@ -94,6 +94,7 @@ venus_api_default_volumes:
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/venus:/dev-mode/venus' if venus_dev_mode | bool else '' }}"
   - "venus:/var/lib/venus/"
 venus_manager_default_volumes:
@@ -101,6 +102,7 @@ venus_manager_default_volumes:
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/venus:/dev-mode/venus' if venus_dev_mode | bool else '' }}"
   - "venus:/var/lib/venus/"
 
diff --git a/ansible/roles/watcher/defaults/main.yml b/ansible/roles/watcher/defaults/main.yml
index 75f4d1285e..22a094d265 100644
--- a/ansible/roles/watcher/defaults/main.yml
+++ b/ansible/roles/watcher/defaults/main.yml
@@ -137,18 +137,21 @@ watcher_api_default_volumes:
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/watcher:/dev-mode/watcher' if watcher_dev_mode | bool else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
 watcher_applier_default_volumes:
   - "{{ node_config_directory }}/watcher-applier/:{{ container_config_directory }}/:ro"
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/watcher:/dev-mode/watcher' if watcher_dev_mode | bool else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
 watcher_engine_default_volumes:
   - "{{ node_config_directory }}/watcher-engine/:{{ container_config_directory }}/:ro"
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/watcher:/dev-mode/watcher' if watcher_dev_mode | bool else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
 
 watcher_extra_volumes: "{{ default_extra_volumes }}"
 watcher_api_extra_volumes: "{{ watcher_extra_volumes }}"
diff --git a/ansible/roles/zun/defaults/main.yml b/ansible/roles/zun/defaults/main.yml
index bcf7ec80c2..75f7285668 100644
--- a/ansible/roles/zun/defaults/main.yml
+++ b/ansible/roles/zun/defaults/main.yml
@@ -177,12 +177,14 @@ zun_api_default_volumes:
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/zun:/dev-mode/zun' if zun_dev_mode | bool else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
 zun_wsproxy_default_volumes:
   - "{{ node_config_directory }}/zun-wsproxy/:{{ container_config_directory }}/:ro"
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/zun:/dev-mode/zun' if zun_dev_mode | bool else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
 zun_compute_default_volumes:
   - "{{ node_config_directory }}/zun-compute/:{{ container_config_directory }}/:ro"
   - "/etc/localtime:/etc/localtime:ro"
@@ -201,6 +203,7 @@ zun_cni_daemon_default_volumes:
   - "/etc/localtime:/etc/localtime:ro"
   - "{{ '/etc/timezone:/etc/timezone:ro' if ansible_facts.os_family == 'Debian' else '' }}"
   - "kolla_logs:/var/log/kolla/"
+  - "{{ '/dev/shm:/dev/shm' if om_enable_queue_manager | bool else '' }}"
   - "{{ kolla_dev_repos_directory ~ '/zun:/dev-mode/zun' if zun_dev_mode | bool else '' }}"
   - "/run:/run{{ ':shared' if kolla_container_engine == 'docker' else '' }}"