diff --git a/releasenotes/notes/remove-deprecated-services-process-count-b5d1d3e9555f445b.yaml b/releasenotes/notes/remove-deprecated-services-process-count-b5d1d3e9555f445b.yaml
new file mode 100644
index 000000000..e2b279760
--- /dev/null
+++ b/releasenotes/notes/remove-deprecated-services-process-count-b5d1d3e9555f445b.yaml
@@ -0,0 +1,6 @@
+---
+others:
+  - |
+    Several services were retired and are no longer in use. Therefore it is
+    pointless to check for their associated processes. The retired services
+    are, in alphabetical order: mistral, nova-compute, swift and zaqar.
diff --git a/roles/undercloud_process_count/tasks/main.yml b/roles/undercloud_process_count/tasks/main.yml
index 2ba187b8b..7774e5749 100644
--- a/roles/undercloud_process_count/tasks/main.yml
+++ b/roles/undercloud_process_count/tasks/main.yml
@@ -29,16 +29,7 @@
     - {container: "nova_api", proc: "nova_api"}
     - {container: "nova_scheduler", proc: "nova-scheduler"}
     - {container: "nova_conductor", proc: "nova-conductor"}
-    - {container: "nova_compute", proc: "nova-compute"}
     - {container: "glance_api", proc: "glance-api"}
-    - {container: "swift_proxy", proc: "swift-proxy-server"}
-    - {container: "swift_object_server", proc: "swift-object-server"}
-    - {container: "swift_container_server", proc: "swift-container-server"}
-    - {container: "zaqar", proc: "zaqar"}
-    - {container: "zaqar_websocket", proc: "zaqar-server"}
-    - {container: "mistral_api", proc: "mistral-server"}
-    - {container: "mistral_engine", proc: "mistral-server"}
-    - {container: "mistral_executor", proc: "mistral-server"}
 
 - name: Create warning messages
   command: echo "There are {{ item.stdout }} {{ item.item }} processes running. Having more than {{ max_process_count }} risks running out of memory."