diff --git a/charts/nova/templates/cron-job-archive-deleted-rows.yaml b/charts/nova/templates/cron-job-archive-deleted-rows.yaml
index 7316b3a..48e83ab 100644
--- a/charts/nova/templates/cron-job-archive-deleted-rows.yaml
+++ b/charts/nova/templates/cron-job-archive-deleted-rows.yaml
@@ -42,6 +42,12 @@
           labels:
 {{ tuple $envAll "nova" "archive-deleted-rows" | include "helm-toolkit.snippets.kubernetes_metadata_labels" | indent 12 }}
         spec:
+{{ with .Values.pod.priorityClassName.nova_archive_deleted_rows }}
+          priorityClassName: {{ . }}
+{{ end }}
+{{ with .Values.pod.runtimeClassName.nova_archive_deleted_rows }}
+          runtimeClassName: {{ . }}
+{{ end }}
           serviceAccountName: {{ $serviceAccountName }}
 {{ dict "envAll" $envAll "application" "archive_deleted_rows" | include "helm-toolkit.snippets.kubernetes_pod_security_context" | indent 10 }}
           restartPolicy: OnFailure
diff --git a/charts/nova/templates/cron-job-cell-setup.yaml b/charts/nova/templates/cron-job-cell-setup.yaml
index b90b84e..23840ce 100644
--- a/charts/nova/templates/cron-job-cell-setup.yaml
+++ b/charts/nova/templates/cron-job-cell-setup.yaml
@@ -42,6 +42,12 @@
           labels:
 {{ tuple $envAll "nova" "cell-setup" | include "helm-toolkit.snippets.kubernetes_metadata_labels" | indent 12 }}
         spec:
+{{ with .Values.pod.priorityClassName.nova_cell_setup }}
+          priorityClassName: {{ . }}
+{{ end }}
+{{ with .Values.pod.runtimeClassName.nova_cell_setup }}
+          runtimeClassName: {{ . }}
+{{ end }}
           serviceAccountName: {{ $serviceAccountName }}
 {{ dict "envAll" $envAll "application" "cell_setup" | include "helm-toolkit.snippets.kubernetes_pod_security_context" | indent 10 }}
           restartPolicy: OnFailure
diff --git a/charts/nova/templates/cron-job-service-cleaner.yaml b/charts/nova/templates/cron-job-service-cleaner.yaml
index dd61db7..c515304 100644
--- a/charts/nova/templates/cron-job-service-cleaner.yaml
+++ b/charts/nova/templates/cron-job-service-cleaner.yaml
@@ -42,6 +42,12 @@
           labels:
 {{ tuple $envAll "nova" "service-cleaner" | include "helm-toolkit.snippets.kubernetes_metadata_labels" | indent 12 }}
         spec:
+{{ with .Values.pod.priorityClassName.nova_service_cleaner }}
+          priorityClassName: {{ . }}
+{{ end }}
+{{ with .Values.pod.runtimeClassName.nova_service_cleaner }}
+          runtimeClassName: {{ . }}
+{{ end }}
           serviceAccountName: {{ $serviceAccountName }}
 {{ dict "envAll" $envAll "application" "service_cleaner" | include "helm-toolkit.snippets.kubernetes_pod_security_context" | indent 10 }}
           restartPolicy: OnFailure
diff --git a/charts/nova/templates/daemonset-compute.yaml b/charts/nova/templates/daemonset-compute.yaml
index 3ad00ff..e62ea76 100644
--- a/charts/nova/templates/daemonset-compute.yaml
+++ b/charts/nova/templates/daemonset-compute.yaml
@@ -90,6 +90,12 @@
 {{ tuple "nova_compute" . | include "helm-toolkit.snippets.custom_pod_annotations" | indent 8 }}
 {{ dict "envAll" $envAll "podName" "nova-compute-default" "containerNames" (list "nova-compute" "init" "nova-compute-init" "nova-compute-vnc-init") | include "helm-toolkit.snippets.kubernetes_mandatory_access_control_annotation" | indent 8 }}
     spec:
+{{ with .Values.pod.priorityClassName.nova_compute }}
+      priorityClassName: {{ . }}
+{{ end }}
+{{ with .Values.pod.runtimeClassName.nova_compute }}
+      runtimeClassName: {{ . }}
+{{ end }}
       serviceAccountName: {{ $serviceAccountName }}
 {{ dict "envAll" $envAll "application" "nova" | include "helm-toolkit.snippets.kubernetes_pod_security_context" | indent 6 }}
       nodeSelector:
diff --git a/charts/nova/templates/deployment-api-metadata.yaml b/charts/nova/templates/deployment-api-metadata.yaml
index 51e30c9..c4c64f9 100644
--- a/charts/nova/templates/deployment-api-metadata.yaml
+++ b/charts/nova/templates/deployment-api-metadata.yaml
@@ -60,6 +60,12 @@
 {{ tuple "nova_api_metadata" . | include "helm-toolkit.snippets.custom_pod_annotations" | indent 8 }}
 {{ dict "envAll" $envAll "podName" "nova-api-metadata" "containerNames" (list "nova-api-metadata-init" "nova-api" "init") | include "helm-toolkit.snippets.kubernetes_mandatory_access_control_annotation" | indent 8 }}
     spec:
+{{ with .Values.pod.priorityClassName.nova_api_metadata }}
+      priorityClassName: {{ . }}
+{{ end }}
+{{ with .Values.pod.runtimeClassName.nova_api_metadata }}
+      runtimeClassName: {{ . }}
+{{ end }}
       serviceAccountName: {{ $serviceAccountName }}
 {{ dict "envAll" $envAll "application" "nova" | include "helm-toolkit.snippets.kubernetes_pod_security_context" | indent 6 }}
       affinity:
diff --git a/charts/nova/templates/deployment-api-osapi.yaml b/charts/nova/templates/deployment-api-osapi.yaml
index b203ba6..70a65f5 100644
--- a/charts/nova/templates/deployment-api-osapi.yaml
+++ b/charts/nova/templates/deployment-api-osapi.yaml
@@ -60,6 +60,12 @@
 {{ tuple "nova_api_osapi" . | include "helm-toolkit.snippets.custom_pod_annotations" | indent 8 }}
 {{ dict "envAll" $envAll "podName" "nova-api-osapi" "containerNames" (list "nova-osapi" "init") | include "helm-toolkit.snippets.kubernetes_mandatory_access_control_annotation" | indent 8 }}
     spec:
+{{ with .Values.pod.priorityClassName.nova_api_osapi }}
+      priorityClassName: {{ . }}
+{{ end }}
+{{ with .Values.pod.runtimeClassName.nova_api_osapi }}
+      runtimeClassName: {{ . }}
+{{ end }}
       serviceAccountName: {{ $serviceAccountName }}
 {{ dict "envAll" $envAll "application" "nova" | include "helm-toolkit.snippets.kubernetes_pod_security_context" | indent 6 }}
       affinity:
diff --git a/charts/nova/templates/deployment-conductor.yaml b/charts/nova/templates/deployment-conductor.yaml
index b58b385..50a7ddb 100644
--- a/charts/nova/templates/deployment-conductor.yaml
+++ b/charts/nova/templates/deployment-conductor.yaml
@@ -69,6 +69,12 @@
 {{ tuple "nova_conductor" . | include "helm-toolkit.snippets.custom_pod_annotations" | indent 8 }}
 {{ dict "envAll" $envAll "podName" "nova-conductor" "containerNames" (list "nova-conductor" "init") | include "helm-toolkit.snippets.kubernetes_mandatory_access_control_annotation" | indent 8 }}
     spec:
+{{ with .Values.pod.priorityClassName.nova_conductor }}
+      priorityClassName: {{ . }}
+{{ end }}
+{{ with .Values.pod.runtimeClassName.nova_conductor }}
+      runtimeClassName: {{ . }}
+{{ end }}
       serviceAccountName: {{ $serviceAccountName }}
 {{ dict "envAll" $envAll "application" "nova" | include "helm-toolkit.snippets.kubernetes_pod_security_context" | indent 6 }}
       affinity:
diff --git a/charts/nova/templates/deployment-novncproxy.yaml b/charts/nova/templates/deployment-novncproxy.yaml
index f4c1d8b..670e1cc 100644
--- a/charts/nova/templates/deployment-novncproxy.yaml
+++ b/charts/nova/templates/deployment-novncproxy.yaml
@@ -58,6 +58,12 @@
 {{ tuple "nova_novncproxy" . | include "helm-toolkit.snippets.custom_pod_annotations" | indent 8 }}
 {{ dict "envAll" $envAll "podName" "nova-novncproxy" "containerNames" (list "nova-novncproxy" "nova-novncproxy-init-assets" "nova-novncproxy-init" "init") | include "helm-toolkit.snippets.kubernetes_mandatory_access_control_annotation" | indent 8 }}
     spec:
+{{ with .Values.pod.priorityClassName.nova_novncproxy }}
+      priorityClassName: {{ . }}
+{{ end }}
+{{ with .Values.pod.runtimeClassName.nova_novncproxy }}
+      runtimeClassName: {{ . }}
+{{ end }}
       serviceAccountName: {{ $serviceAccountName }}
 {{ dict "envAll" $envAll "application" "nova" | include "helm-toolkit.snippets.kubernetes_pod_security_context" | indent 6 }}
       affinity:
diff --git a/charts/nova/templates/deployment-scheduler.yaml b/charts/nova/templates/deployment-scheduler.yaml
index bba444c..a8a529a 100644
--- a/charts/nova/templates/deployment-scheduler.yaml
+++ b/charts/nova/templates/deployment-scheduler.yaml
@@ -69,6 +69,12 @@
 {{ tuple "nova_scheduler" . | include "helm-toolkit.snippets.custom_pod_annotations" | indent 8 }}
 {{ dict "envAll" $envAll "podName" "nova-scheduler" "containerNames" (list "nova-scheduler" "init") | include "helm-toolkit.snippets.kubernetes_mandatory_access_control_annotation" | indent 8 }}
     spec:
+{{ with .Values.pod.priorityClassName.nova_scheduler }}
+      priorityClassName: {{ . }}
+{{ end }}
+{{ with .Values.pod.runtimeClassName.nova_scheduler }}
+      runtimeClassName: {{ . }}
+{{ end }}
       serviceAccountName: {{ $serviceAccountName }}
 {{ dict "envAll" $envAll "application" "nova" | include "helm-toolkit.snippets.kubernetes_pod_security_context" | indent 6 }}
       affinity:
diff --git a/charts/nova/templates/deployment-spiceproxy.yaml b/charts/nova/templates/deployment-spiceproxy.yaml
index eca1628..68b3c00 100644
--- a/charts/nova/templates/deployment-spiceproxy.yaml
+++ b/charts/nova/templates/deployment-spiceproxy.yaml
@@ -55,6 +55,12 @@
         configmap-etc-hash: {{ tuple "configmap-etc.yaml" . | include "helm-toolkit.utils.hash" }}
 {{ tuple "nova_spiceproxy" . | include "helm-toolkit.snippets.custom_pod_annotations" | indent 8 }}
     spec:
+{{ with .Values.pod.priorityClassName.nova_spiceproxy }}
+      priorityClassName: {{ . }}
+{{ end }}
+{{ with .Values.pod.runtimeClassName.nova_spiceproxy }}
+      runtimeClassName: {{ . }}
+{{ end }}
       serviceAccountName: {{ $serviceAccountName }}
 {{ dict "envAll" $envAll "application" "nova" | include "helm-toolkit.snippets.kubernetes_pod_security_context" | indent 6 }}
       affinity:
diff --git a/charts/nova/templates/pod-rally-test.yaml b/charts/nova/templates/pod-rally-test.yaml
index d53f204..659d4b5 100644
--- a/charts/nova/templates/pod-rally-test.yaml
+++ b/charts/nova/templates/pod-rally-test.yaml
@@ -44,6 +44,12 @@
 {{ tuple $envAll "nova" | include "helm-toolkit.snippets.kubernetes_tolerations" | indent 2 }}
 {{ end }}
   restartPolicy: Never
+{{ with .Values.pod.priorityClassName.nova_tests }}
+  priorityClassName: {{ . }}
+{{ end }}
+{{ with .Values.pod.runtimeClassName.nova_tests }}
+  runtimeClassName: {{ . }}
+{{ end }}
   serviceAccountName: {{ $serviceAccountName }}
   initContainers:
 {{ tuple $envAll "tests" $mounts_tests_init | include "helm-toolkit.snippets.kubernetes_entrypoint_init_container" | indent 4 }}
diff --git a/charts/nova/templates/statefulset-compute-ironic.yaml b/charts/nova/templates/statefulset-compute-ironic.yaml
index 37d3fc5..deb6c7c 100644
--- a/charts/nova/templates/statefulset-compute-ironic.yaml
+++ b/charts/nova/templates/statefulset-compute-ironic.yaml
@@ -45,6 +45,12 @@
         configmap-etc-hash: {{ tuple "configmap-etc.yaml" . | include "helm-toolkit.utils.hash" }}
 {{ dict "envAll" $envAll "podName" "nova-compute-default" "containerNames" (list "nova-compute") | include "helm-toolkit.snippets.kubernetes_mandatory_access_control_annotation" | indent 8 }}
     spec:
+{{ with .Values.pod.priorityClassName.nova_compute_ironic }}
+      priorityClassName: {{ . }}
+{{ end }}
+{{ with .Values.pod.runtimeClassName.nova_compute_ironic }}
+      runtimeClassName: {{ . }}
+{{ end }}
       serviceAccountName: {{ $serviceAccountName }}
 {{ dict "envAll" $envAll "application" "nova" | include "helm-toolkit.snippets.kubernetes_pod_security_context" | indent 6 }}
       affinity:
diff --git a/charts/nova/values.yaml b/charts/nova/values.yaml
index e0c5866..4967835 100644
--- a/charts/nova/values.yaml
+++ b/charts/nova/values.yaml
@@ -2037,6 +2037,34 @@
         default: 80
 
 pod:
+  priorityClassName:
+    nova_compute: null
+    nova_api_metadata: null
+    nova_api_osapi: null
+    nova_conductor: null
+    nova_novncproxy: null
+    nova_scheduler: null
+    nova_spiceproxy: null
+    nova_archive_deleted_rows: null
+    nova_cell_setup: null
+    nova_service_cleaner: null
+    nova_compute_ironic: null
+    nova_tests: null
+    db_sync: null
+  runtimeClassName:
+    nova_compute: null
+    nova_api_metadata: null
+    nova_api_osapi: null
+    nova_conductor: null
+    nova_novncproxy: null
+    nova_scheduler: null
+    nova_spiceproxy: null
+    nova_archive_deleted_rows: null
+    nova_cell_setup: null
+    nova_service_cleaner: null
+    nova_compute_ironic: null
+    nova_tests: null
+    db_sync: null
   probes:
     rpc_timeout: 60
     rpc_retries: 2
diff --git a/charts/patches/nova/0002-Enable-priority-runtime-ClassName-for-Nova.patch b/charts/patches/nova/0002-Enable-priority-runtime-ClassName-for-Nova.patch
new file mode 100644
index 0000000..ce6b1e0
--- /dev/null
+++ b/charts/patches/nova/0002-Enable-priority-runtime-ClassName-for-Nova.patch
@@ -0,0 +1,267 @@
+From 5be27382cc31cf6540abe3d6bcfd05f33ba1077e Mon Sep 17 00:00:00 2001
+From: Dong Ma <dong.ma@vexxhost.com>
+Date: Tue, 11 Feb 2025 16:47:00 +0000
+Subject: [PATCH] Enable {priority,runtime}ClassName for Nova
+
+---
+ .../cron-job-archive-deleted-rows.yaml        |  6 ++++
+ .../nova/templates/cron-job-cell-setup.yaml   |  6 ++++
+ .../templates/cron-job-service-cleaner.yaml   |  6 ++++
+ .../nova/templates/daemonset-compute.yaml     |  6 ++++
+ .../templates/deployment-api-metadata.yaml    |  6 ++++
+ .../nova/templates/deployment-api-osapi.yaml  |  6 ++++
+ .../nova/templates/deployment-conductor.yaml  |  6 ++++
+ .../nova/templates/deployment-novncproxy.yaml |  6 ++++
+ .../nova/templates/deployment-scheduler.yaml  |  6 ++++
+ .../nova/templates/deployment-spiceproxy.yaml |  6 ++++
+ .../nova/templates/pod-rally-test.yaml        |  6 ++++
+ .../templates/statefulset-compute-ironic.yaml |  6 ++++
+ .../nova/values.yaml                          | 28 +++++++++++++++++++
+ 13 files changed, 100 insertions(+)
+
+diff --git a/nova/templates/cron-job-archive-deleted-rows.yaml b/nova/templates/cron-job-archive-deleted-rows.yaml
+index 7316b3ac..48e83ab2 100644
+--- a/nova/templates/cron-job-archive-deleted-rows.yaml
++++ b/nova/templates/cron-job-archive-deleted-rows.yaml
+@@ -42,6 +42,12 @@ spec:
+           labels:
+ {{ tuple $envAll "nova" "archive-deleted-rows" | include "helm-toolkit.snippets.kubernetes_metadata_labels" | indent 12 }}
+         spec:
++{{ with .Values.pod.priorityClassName.nova_archive_deleted_rows }}
++          priorityClassName: {{ . }}
++{{ end }}
++{{ with .Values.pod.runtimeClassName.nova_archive_deleted_rows }}
++          runtimeClassName: {{ . }}
++{{ end }}
+           serviceAccountName: {{ $serviceAccountName }}
+ {{ dict "envAll" $envAll "application" "archive_deleted_rows" | include "helm-toolkit.snippets.kubernetes_pod_security_context" | indent 10 }}
+           restartPolicy: OnFailure
+diff --git a/nova/templates/cron-job-cell-setup.yaml b/nova/templates/cron-job-cell-setup.yaml
+index b90b84e8..23840ce4 100644
+--- a/nova/templates/cron-job-cell-setup.yaml
++++ b/nova/templates/cron-job-cell-setup.yaml
+@@ -42,6 +42,12 @@ spec:
+           labels:
+ {{ tuple $envAll "nova" "cell-setup" | include "helm-toolkit.snippets.kubernetes_metadata_labels" | indent 12 }}
+         spec:
++{{ with .Values.pod.priorityClassName.nova_cell_setup }}
++          priorityClassName: {{ . }}
++{{ end }}
++{{ with .Values.pod.runtimeClassName.nova_cell_setup }}
++          runtimeClassName: {{ . }}
++{{ end }}
+           serviceAccountName: {{ $serviceAccountName }}
+ {{ dict "envAll" $envAll "application" "cell_setup" | include "helm-toolkit.snippets.kubernetes_pod_security_context" | indent 10 }}
+           restartPolicy: OnFailure
+diff --git a/nova/templates/cron-job-service-cleaner.yaml b/nova/templates/cron-job-service-cleaner.yaml
+index dd61db79..c5153043 100644
+--- a/nova/templates/cron-job-service-cleaner.yaml
++++ b/nova/templates/cron-job-service-cleaner.yaml
+@@ -42,6 +42,12 @@ spec:
+           labels:
+ {{ tuple $envAll "nova" "service-cleaner" | include "helm-toolkit.snippets.kubernetes_metadata_labels" | indent 12 }}
+         spec:
++{{ with .Values.pod.priorityClassName.nova_service_cleaner }}
++          priorityClassName: {{ . }}
++{{ end }}
++{{ with .Values.pod.runtimeClassName.nova_service_cleaner }}
++          runtimeClassName: {{ . }}
++{{ end }}
+           serviceAccountName: {{ $serviceAccountName }}
+ {{ dict "envAll" $envAll "application" "service_cleaner" | include "helm-toolkit.snippets.kubernetes_pod_security_context" | indent 10 }}
+           restartPolicy: OnFailure
+diff --git a/nova/templates/daemonset-compute.yaml b/nova/templates/daemonset-compute.yaml
+index 3ad00ff2..e62ea760 100644
+--- a/nova/templates/daemonset-compute.yaml
++++ b/nova/templates/daemonset-compute.yaml
+@@ -90,6 +90,12 @@ spec:
+ {{ tuple "nova_compute" . | include "helm-toolkit.snippets.custom_pod_annotations" | indent 8 }}
+ {{ dict "envAll" $envAll "podName" "nova-compute-default" "containerNames" (list "nova-compute" "init" "nova-compute-init" "nova-compute-vnc-init") | include "helm-toolkit.snippets.kubernetes_mandatory_access_control_annotation" | indent 8 }}
+     spec:
++{{ with .Values.pod.priorityClassName.nova_compute }}
++      priorityClassName: {{ . }}
++{{ end }}
++{{ with .Values.pod.runtimeClassName.nova_compute }}
++      runtimeClassName: {{ . }}
++{{ end }}
+       serviceAccountName: {{ $serviceAccountName }}
+ {{ dict "envAll" $envAll "application" "nova" | include "helm-toolkit.snippets.kubernetes_pod_security_context" | indent 6 }}
+       nodeSelector:
+diff --git a/nova/templates/deployment-api-metadata.yaml b/nova/templates/deployment-api-metadata.yaml
+index 51e30c9d..c4c64f92 100644
+--- a/nova/templates/deployment-api-metadata.yaml
++++ b/nova/templates/deployment-api-metadata.yaml
+@@ -60,6 +60,12 @@ spec:
+ {{ tuple "nova_api_metadata" . | include "helm-toolkit.snippets.custom_pod_annotations" | indent 8 }}
+ {{ dict "envAll" $envAll "podName" "nova-api-metadata" "containerNames" (list "nova-api-metadata-init" "nova-api" "init") | include "helm-toolkit.snippets.kubernetes_mandatory_access_control_annotation" | indent 8 }}
+     spec:
++{{ with .Values.pod.priorityClassName.nova_api_metadata }}
++      priorityClassName: {{ . }}
++{{ end }}
++{{ with .Values.pod.runtimeClassName.nova_api_metadata }}
++      runtimeClassName: {{ . }}
++{{ end }}
+       serviceAccountName: {{ $serviceAccountName }}
+ {{ dict "envAll" $envAll "application" "nova" | include "helm-toolkit.snippets.kubernetes_pod_security_context" | indent 6 }}
+       affinity:
+diff --git a/nova/templates/deployment-api-osapi.yaml b/nova/templates/deployment-api-osapi.yaml
+index b203ba6c..70a65f59 100644
+--- a/nova/templates/deployment-api-osapi.yaml
++++ b/nova/templates/deployment-api-osapi.yaml
+@@ -60,6 +60,12 @@ spec:
+ {{ tuple "nova_api_osapi" . | include "helm-toolkit.snippets.custom_pod_annotations" | indent 8 }}
+ {{ dict "envAll" $envAll "podName" "nova-api-osapi" "containerNames" (list "nova-osapi" "init") | include "helm-toolkit.snippets.kubernetes_mandatory_access_control_annotation" | indent 8 }}
+     spec:
++{{ with .Values.pod.priorityClassName.nova_api_osapi }}
++      priorityClassName: {{ . }}
++{{ end }}
++{{ with .Values.pod.runtimeClassName.nova_api_osapi }}
++      runtimeClassName: {{ . }}
++{{ end }}
+       serviceAccountName: {{ $serviceAccountName }}
+ {{ dict "envAll" $envAll "application" "nova" | include "helm-toolkit.snippets.kubernetes_pod_security_context" | indent 6 }}
+       affinity:
+diff --git a/nova/templates/deployment-conductor.yaml b/nova/templates/deployment-conductor.yaml
+index b58b3855..50a7ddbf 100644
+--- a/nova/templates/deployment-conductor.yaml
++++ b/nova/templates/deployment-conductor.yaml
+@@ -69,6 +69,12 @@ spec:
+ {{ tuple "nova_conductor" . | include "helm-toolkit.snippets.custom_pod_annotations" | indent 8 }}
+ {{ dict "envAll" $envAll "podName" "nova-conductor" "containerNames" (list "nova-conductor" "init") | include "helm-toolkit.snippets.kubernetes_mandatory_access_control_annotation" | indent 8 }}
+     spec:
++{{ with .Values.pod.priorityClassName.nova_conductor }}
++      priorityClassName: {{ . }}
++{{ end }}
++{{ with .Values.pod.runtimeClassName.nova_conductor }}
++      runtimeClassName: {{ . }}
++{{ end }}
+       serviceAccountName: {{ $serviceAccountName }}
+ {{ dict "envAll" $envAll "application" "nova" | include "helm-toolkit.snippets.kubernetes_pod_security_context" | indent 6 }}
+       affinity:
+diff --git a/nova/templates/deployment-novncproxy.yaml b/nova/templates/deployment-novncproxy.yaml
+index f4c1d8ba..670e1ccb 100644
+--- a/nova/templates/deployment-novncproxy.yaml
++++ b/nova/templates/deployment-novncproxy.yaml
+@@ -58,6 +58,12 @@ spec:
+ {{ tuple "nova_novncproxy" . | include "helm-toolkit.snippets.custom_pod_annotations" | indent 8 }}
+ {{ dict "envAll" $envAll "podName" "nova-novncproxy" "containerNames" (list "nova-novncproxy" "nova-novncproxy-init-assets" "nova-novncproxy-init" "init") | include "helm-toolkit.snippets.kubernetes_mandatory_access_control_annotation" | indent 8 }}
+     spec:
++{{ with .Values.pod.priorityClassName.nova_novncproxy }}
++      priorityClassName: {{ . }}
++{{ end }}
++{{ with .Values.pod.runtimeClassName.nova_novncproxy }}
++      runtimeClassName: {{ . }}
++{{ end }}
+       serviceAccountName: {{ $serviceAccountName }}
+ {{ dict "envAll" $envAll "application" "nova" | include "helm-toolkit.snippets.kubernetes_pod_security_context" | indent 6 }}
+       affinity:
+diff --git a/nova/templates/deployment-scheduler.yaml b/nova/templates/deployment-scheduler.yaml
+index bba444c9..a8a529a9 100644
+--- a/nova/templates/deployment-scheduler.yaml
++++ b/nova/templates/deployment-scheduler.yaml
+@@ -69,6 +69,12 @@ spec:
+ {{ tuple "nova_scheduler" . | include "helm-toolkit.snippets.custom_pod_annotations" | indent 8 }}
+ {{ dict "envAll" $envAll "podName" "nova-scheduler" "containerNames" (list "nova-scheduler" "init") | include "helm-toolkit.snippets.kubernetes_mandatory_access_control_annotation" | indent 8 }}
+     spec:
++{{ with .Values.pod.priorityClassName.nova_scheduler }}
++      priorityClassName: {{ . }}
++{{ end }}
++{{ with .Values.pod.runtimeClassName.nova_scheduler }}
++      runtimeClassName: {{ . }}
++{{ end }}
+       serviceAccountName: {{ $serviceAccountName }}
+ {{ dict "envAll" $envAll "application" "nova" | include "helm-toolkit.snippets.kubernetes_pod_security_context" | indent 6 }}
+       affinity:
+diff --git a/nova/templates/deployment-spiceproxy.yaml b/nova/templates/deployment-spiceproxy.yaml
+index eca1628e..68b3c004 100644
+--- a/nova/templates/deployment-spiceproxy.yaml
++++ b/nova/templates/deployment-spiceproxy.yaml
+@@ -55,6 +55,12 @@ spec:
+         configmap-etc-hash: {{ tuple "configmap-etc.yaml" . | include "helm-toolkit.utils.hash" }}
+ {{ tuple "nova_spiceproxy" . | include "helm-toolkit.snippets.custom_pod_annotations" | indent 8 }}
+     spec:
++{{ with .Values.pod.priorityClassName.nova_spiceproxy }}
++      priorityClassName: {{ . }}
++{{ end }}
++{{ with .Values.pod.runtimeClassName.nova_spiceproxy }}
++      runtimeClassName: {{ . }}
++{{ end }}
+       serviceAccountName: {{ $serviceAccountName }}
+ {{ dict "envAll" $envAll "application" "nova" | include "helm-toolkit.snippets.kubernetes_pod_security_context" | indent 6 }}
+       affinity:
+diff --git a/nova/templates/pod-rally-test.yaml b/nova/templates/pod-rally-test.yaml
+index d53f2047..659d4b50 100644
+--- a/nova/templates/pod-rally-test.yaml
++++ b/nova/templates/pod-rally-test.yaml
+@@ -44,6 +44,12 @@ spec:
+ {{ tuple $envAll "nova" | include "helm-toolkit.snippets.kubernetes_tolerations" | indent 2 }}
+ {{ end }}
+   restartPolicy: Never
++{{ with .Values.pod.priorityClassName.nova_tests }}
++  priorityClassName: {{ . }}
++{{ end }}
++{{ with .Values.pod.runtimeClassName.nova_tests }}
++  runtimeClassName: {{ . }}
++{{ end }}
+   serviceAccountName: {{ $serviceAccountName }}
+   initContainers:
+ {{ tuple $envAll "tests" $mounts_tests_init | include "helm-toolkit.snippets.kubernetes_entrypoint_init_container" | indent 4 }}
+diff --git a/nova/templates/statefulset-compute-ironic.yaml b/nova/templates/statefulset-compute-ironic.yaml
+index 37d3fc5a..deb6c7c0 100644
+--- a/nova/templates/statefulset-compute-ironic.yaml
++++ b/nova/templates/statefulset-compute-ironic.yaml
+@@ -45,6 +45,12 @@ spec:
+         configmap-etc-hash: {{ tuple "configmap-etc.yaml" . | include "helm-toolkit.utils.hash" }}
+ {{ dict "envAll" $envAll "podName" "nova-compute-default" "containerNames" (list "nova-compute") | include "helm-toolkit.snippets.kubernetes_mandatory_access_control_annotation" | indent 8 }}
+     spec:
++{{ with .Values.pod.priorityClassName.nova_compute_ironic }}
++      priorityClassName: {{ . }}
++{{ end }}
++{{ with .Values.pod.runtimeClassName.nova_compute_ironic }}
++      runtimeClassName: {{ . }}
++{{ end }}
+       serviceAccountName: {{ $serviceAccountName }}
+ {{ dict "envAll" $envAll "application" "nova" | include "helm-toolkit.snippets.kubernetes_pod_security_context" | indent 6 }}
+       affinity:
+diff --git a/nova/values.yaml b/nova/values.yaml
+index e0c5866e..4967835c 100644
+--- a/nova/values.yaml
++++ b/nova/values.yaml
+@@ -2037,6 +2037,34 @@ endpoints:
+         default: 80
+ 
+ pod:
++  priorityClassName:
++    nova_compute: null
++    nova_api_metadata: null
++    nova_api_osapi: null
++    nova_conductor: null
++    nova_novncproxy: null
++    nova_scheduler: null
++    nova_spiceproxy: null
++    nova_archive_deleted_rows: null
++    nova_cell_setup: null
++    nova_service_cleaner: null
++    nova_compute_ironic: null
++    nova_tests: null
++    db_sync: null
++  runtimeClassName:
++    nova_compute: null
++    nova_api_metadata: null
++    nova_api_osapi: null
++    nova_conductor: null
++    nova_novncproxy: null
++    nova_scheduler: null
++    nova_spiceproxy: null
++    nova_archive_deleted_rows: null
++    nova_cell_setup: null
++    nova_service_cleaner: null
++    nova_compute_ironic: null
++    nova_tests: null
++    db_sync: null
+   probes:
+     rpc_timeout: 60
+     rpc_retries: 2
+-- 
+2.34.1
+
diff --git a/releasenotes/notes/nova-priority-runtime-class-97013402a7abf251.yaml b/releasenotes/notes/nova-priority-runtime-class-97013402a7abf251.yaml
new file mode 100644
index 0000000..a5b2aae
--- /dev/null
+++ b/releasenotes/notes/nova-priority-runtime-class-97013402a7abf251.yaml
@@ -0,0 +1,4 @@
+---
+features:
+  - The Nova role now allows users to configure the ``priorityClassName`` and
+    the ``runtimeClassName`` for all of the different components of the service.
diff --git a/roles/nova/tests/priorityclass_test.yaml b/roles/nova/tests/priorityclass_test.yaml
new file mode 100644
index 0000000..418679f
--- /dev/null
+++ b/roles/nova/tests/priorityclass_test.yaml
@@ -0,0 +1,166 @@
+suite: priorityclass
+tests:
+  - it: should support not having a priority class
+    templates:
+      - templates/daemonset-compute.yaml
+      - templates/deployment-api-metadata.yaml
+      - templates/deployment-api-osapi.yaml
+      - templates/deployment-conductor.yaml
+      - templates/deployment-novncproxy.yaml
+      - templates/deployment-scheduler.yaml
+      - templates/deployment-spiceproxy.yaml
+      - templates/cron-job-archive-deleted-rows.yaml
+      - templates/cron-job-cell-setup.yaml
+      - templates/cron-job-service-cleaner.yaml
+      - templates/statefulset-compute-ironic.yaml
+      - templates/pod-rally-test.yaml
+      - templates/job-db-sync.yaml
+    set:
+      manifests:
+        cron_job_archive_deleted_rows: true
+        statefulset_compute_ironic: true
+    asserts:
+      - template: templates/daemonset-compute.yaml
+        documentIndex: 4
+        notExists:
+          path: spec.template.spec.priorityClassName
+      - template: templates/deployment-api-metadata.yaml
+        documentIndex: 3
+        notExists:
+          path: spec.template.spec.priorityClassName
+      - template: templates/deployment-api-osapi.yaml
+        documentIndex: 3
+        notExists:
+          path: spec.template.spec.priorityClassName
+      - template: templates/deployment-conductor.yaml
+        documentIndex: 3
+        notExists:
+          path: spec.template.spec.priorityClassName
+      - template: templates/deployment-novncproxy.yaml
+        documentIndex: 3
+        notExists:
+          path: spec.template.spec.priorityClassName
+      - template: templates/deployment-scheduler.yaml
+        documentIndex: 3
+        notExists:
+          path: spec.template.spec.priorityClassName
+      - template: templates/statefulset-compute-ironic.yaml
+        documentIndex: 3
+        notExists:
+          path: spec.template.spec.priorityClassName
+      - template: templates/cron-job-archive-deleted-rows.yaml
+        documentIndex: 3
+        notExists:
+          path: spec.jobTemplate.spec.template.spec.priorityClassName
+      - template: templates/cron-job-cell-setup.yaml
+        documentIndex: 3
+        notExists:
+          path: spec.jobTemplate.spec.template.spec.priorityClassName
+      - template: templates/cron-job-service-cleaner.yaml
+        documentIndex: 3
+        notExists:
+          path: spec.jobTemplate.spec.template.spec.priorityClassName
+      - template: templates/pod-rally-test.yaml
+        documentIndex: 3
+        notExists:
+          path: spec.priorityClassName
+      - template: templates/job-db-sync.yaml
+        documentIndex: 3
+        notExists:
+          path: spec.template.spec.priorityClassName
+
+  - it: should support setting a priority class
+    templates:
+      - templates/daemonset-compute.yaml
+      - templates/deployment-api-metadata.yaml
+      - templates/deployment-api-osapi.yaml
+      - templates/deployment-conductor.yaml
+      - templates/deployment-novncproxy.yaml
+      - templates/deployment-scheduler.yaml
+      - templates/deployment-spiceproxy.yaml
+      - templates/cron-job-archive-deleted-rows.yaml
+      - templates/cron-job-cell-setup.yaml
+      - templates/cron-job-service-cleaner.yaml
+      - templates/statefulset-compute-ironic.yaml
+      - templates/pod-rally-test.yaml
+      - templates/job-db-sync.yaml
+    set:
+      manifests:
+        cron_job_archive_deleted_rows: true
+        statefulset_compute_ironic: true
+      pod:
+        priorityClassName:
+          nova_compute: platform
+          nova_api_metadata: platform
+          nova_api_osapi: platform
+          nova_conductor: platform
+          nova_novncproxy: platform
+          nova_scheduler: platform
+          nova_spiceproxy: platform
+          nova_archive_deleted_rows: platform
+          nova_cell_setup: platform
+          nova_service_cleaner: platform
+          nova_compute_ironic: platform
+          nova_tests: platform
+          db_sync: platform
+    asserts:
+      - template: templates/daemonset-compute.yaml
+        documentIndex: 4
+        equal:
+          path: spec.template.spec.priorityClassName
+          value: platform
+      - template: templates/deployment-api-metadata.yaml
+        documentIndex: 3
+        equal:
+          path: spec.template.spec.priorityClassName
+          value: platform
+      - template: templates/deployment-api-osapi.yaml
+        documentIndex: 3
+        equal:
+          path: spec.template.spec.priorityClassName
+          value: platform
+      - template: templates/deployment-conductor.yaml
+        documentIndex: 3
+        equal:
+          path: spec.template.spec.priorityClassName
+          value: platform
+      - template: templates/deployment-novncproxy.yaml
+        documentIndex: 3
+        equal:
+          path: spec.template.spec.priorityClassName
+          value: platform
+      - template: templates/deployment-scheduler.yaml
+        documentIndex: 3
+        equal:
+          path: spec.template.spec.priorityClassName
+          value: platform
+      - template: templates/cron-job-archive-deleted-rows.yaml
+        documentIndex: 3
+        equal:
+          path: spec.jobTemplate.spec.template.spec.priorityClassName
+          value: platform
+      - template: templates/cron-job-cell-setup.yaml
+        documentIndex: 3
+        equal:
+          path: spec.jobTemplate.spec.template.spec.priorityClassName
+          value: platform
+      - template: templates/cron-job-service-cleaner.yaml
+        documentIndex: 3
+        equal:
+          path: spec.jobTemplate.spec.template.spec.priorityClassName
+          value: platform
+      - template: templates/statefulset-compute-ironic.yaml
+        documentIndex: 3
+        equal:
+          path: spec.template.spec.priorityClassName
+          value: platform
+      - template: templates/pod-rally-test.yaml
+        documentIndex: 3
+        equal:
+          path: spec.priorityClassName
+          value: platform
+      - template: templates/job-db-sync.yaml
+        documentIndex: 3
+        equal:
+          path: spec.template.spec.priorityClassName
+          value: platform
diff --git a/roles/nova/tests/runtimeclass_test.yaml b/roles/nova/tests/runtimeclass_test.yaml
new file mode 100644
index 0000000..178eb9c
--- /dev/null
+++ b/roles/nova/tests/runtimeclass_test.yaml
@@ -0,0 +1,170 @@
+suite: runtimeclass
+tests:
+  - it: should support not having a runtime class
+    templates:
+      - templates/daemonset-compute.yaml
+      - templates/deployment-api-metadata.yaml
+      - templates/deployment-api-osapi.yaml
+      - templates/deployment-conductor.yaml
+      - templates/deployment-novncproxy.yaml
+      - templates/deployment-scheduler.yaml
+      - templates/deployment-spiceproxy.yaml
+      - templates/cron-job-archive-deleted-rows.yaml
+      - templates/cron-job-cell-setup.yaml
+      - templates/cron-job-service-cleaner.yaml
+      - templates/statefulset-compute-ironic.yaml
+      - templates/pod-rally-test.yaml
+      - templates/job-db-sync.yaml
+    set:
+      console:
+        console_kind: spice
+      manifests:
+        cron_job_archive_deleted_rows: true
+        statefulset_compute_ironic: true
+    asserts:
+      - template: templates/daemonset-compute.yaml
+        documentIndex: 4
+        notExists:
+          path: spec.template.spec.runtimeClassName
+      - template: templates/deployment-api-metadata.yaml
+        documentIndex: 3
+        notExists:
+          path: spec.template.spec.runtimeClassName
+      - template: templates/deployment-api-osapi.yaml
+        documentIndex: 3
+        notExists:
+          path: spec.template.spec.runtimeClassName
+      - template: templates/deployment-conductor.yaml
+        documentIndex: 3
+        notExists:
+          path: spec.template.spec.runtimeClassName
+      - template: templates/deployment-scheduler.yaml
+        documentIndex: 3
+        notExists:
+          path: spec.template.spec.runtimeClassName
+      - template: templates/deployment-spiceproxy.yaml
+        documentIndex: 3
+        notExists:
+          path: spec.template.spec.runtimeClassName
+      - template: templates/statefulset-compute-ironic.yaml
+        documentIndex: 3
+        notExists:
+          path: spec.template.spec.runtimeClassName
+      - template: templates/cron-job-archive-deleted-rows.yaml
+        documentIndex: 3
+        notExists:
+          path: spec.jobTemplate.spec.template.spec.runtimeClassName
+      - template: templates/cron-job-cell-setup.yaml
+        documentIndex: 3
+        notExists:
+          path: spec.jobTemplate.spec.template.spec.runtimeClassName
+      - template: templates/cron-job-service-cleaner.yaml
+        documentIndex: 3
+        notExists:
+          path: spec.jobTemplate.spec.template.spec.runtimeClassName
+      - template: templates/pod-rally-test.yaml
+        documentIndex: 3
+        notExists:
+          path: spec.runtimeClassName
+      - template: templates/job-db-sync.yaml
+        documentIndex: 3
+        notExists:
+          path: spec.template.spec.runtimeClassName
+
+  - it: should support setting a runtime class
+    templates:
+      - templates/daemonset-compute.yaml
+      - templates/deployment-api-metadata.yaml
+      - templates/deployment-api-osapi.yaml
+      - templates/deployment-conductor.yaml
+      - templates/deployment-novncproxy.yaml
+      - templates/deployment-scheduler.yaml
+      - templates/deployment-spiceproxy.yaml
+      - templates/cron-job-archive-deleted-rows.yaml
+      - templates/cron-job-cell-setup.yaml
+      - templates/cron-job-service-cleaner.yaml
+      - templates/statefulset-compute-ironic.yaml
+      - templates/pod-rally-test.yaml
+      - templates/job-db-sync.yaml
+    set:
+      console:
+        console_kind: spice
+      manifests:
+        cron_job_archive_deleted_rows: true
+        statefulset_compute_ironic: true
+      pod:
+        runtimeClassName:
+          nova_compute: kata-clh
+          nova_api_metadata: kata-clh
+          nova_api_osapi: kata-clh
+          nova_conductor: kata-clh
+          nova_novncproxy: kata-clh
+          nova_scheduler: kata-clh
+          nova_spiceproxy: kata-clh
+          nova_archive_deleted_rows: kata-clh
+          nova_cell_setup: kata-clh
+          nova_service_cleaner: kata-clh
+          nova_compute_ironic: kata-clh
+          nova_tests: kata-clh
+          db_sync: kata-clh
+    asserts:
+      - template: templates/daemonset-compute.yaml
+        documentIndex: 4
+        equal:
+          path: spec.template.spec.runtimeClassName
+          value: kata-clh
+      - template: templates/deployment-api-metadata.yaml
+        documentIndex: 3
+        equal:
+          path: spec.template.spec.runtimeClassName
+          value: kata-clh
+      - template: templates/deployment-api-osapi.yaml
+        documentIndex: 3
+        equal:
+          path: spec.template.spec.runtimeClassName
+          value: kata-clh
+      - template: templates/deployment-conductor.yaml
+        documentIndex: 3
+        equal:
+          path: spec.template.spec.runtimeClassName
+          value: kata-clh
+      - template: templates/deployment-scheduler.yaml
+        documentIndex: 3
+        equal:
+          path: spec.template.spec.runtimeClassName
+          value: kata-clh
+      - template: templates/deployment-spiceproxy.yaml
+        documentIndex: 3
+        equal:
+          path: spec.template.spec.runtimeClassName
+          value: kata-clh
+      - template: templates/cron-job-archive-deleted-rows.yaml
+        documentIndex: 3
+        equal:
+          path: spec.jobTemplate.spec.template.spec.runtimeClassName
+          value: kata-clh
+      - template: templates/cron-job-cell-setup.yaml
+        documentIndex: 3
+        equal:
+          path: spec.jobTemplate.spec.template.spec.runtimeClassName
+          value: kata-clh
+      - template: templates/cron-job-service-cleaner.yaml
+        documentIndex: 3
+        equal:
+          path: spec.jobTemplate.spec.template.spec.runtimeClassName
+          value: kata-clh
+      - template: templates/statefulset-compute-ironic.yaml
+        documentIndex: 3
+        equal:
+          path: spec.template.spec.runtimeClassName
+          value: kata-clh
+      - template: templates/pod-rally-test.yaml
+        documentIndex: 3
+        equal:
+          path: spec.runtimeClassName
+          value: kata-clh
+      - template: templates/job-db-sync.yaml
+        documentIndex: 3
+        equal:
+          path: spec.template.spec.runtimeClassName
+          value: kata-clh