Merge pull request #68117 from rohennes/TELCODOCS-1453-OLM

TELCODOCS-1453: Adding SNO post-install config for OLM

Author: mburke5678

modules/ztp-sno-du-reducing-resource-usage-with-olm-pprof.adoc

@@ -0,0 +1,15 @@
+// Module included in the following assemblies:
+//
+// * scalability_and_performance/ztp_far_edge/ztp-reference-cluster-configuration-for-vdu.adoc
+
+:_mod-docs-content-type: CONCEPT
+[id="ztp-sno-du-reducing-resource-usage-with-olm-pprof_{context}"]
+= Operator Lifecycle Manager
+
+{sno-caps} clusters that run distributed unit workloads require consistent access to CPU resources. Operator Lifecycle Manager (OLM) collects performance data from Operators at regular intervals, resulting in an increase in CPU utilisation. The following `ConfigMap` custom resource (CR) disables the collection of Operator performance data by OLM.
+
+.Recommended cluster OLM configuration (`ReduceOLMFootprint.yaml`)
+[source,yaml]
+----
+include::snippets/ztp_ReduceOLMFootprint.yaml[]
+----

scalability_and_performance/ztp_far_edge/ztp-reference-cluster-configuration-for-vdu.adoc

@@ -88,6 +88,8 @@ include::modules/ztp-sno-du-removing-the-console-operator.adoc[leveloffset=+2]
 
 include::modules/ztp-sno-du-reducing-resource-usage-with-cluster-monitoring.adoc[leveloffset=+2]
 
+include::modules/ztp-sno-du-reducing-resource-usage-with-olm-pprof.adoc[leveloffset=+2]
+
 include::modules/ztp-sno-du-configuring-lvms.adoc[leveloffset=+2]
 
 include::modules/ztp-sno-du-disabling-network-diagnostics.adoc[leveloffset=+2]

snippets/ztp_ReduceOLMFootprint.yaml

@@ -0,0 +1,9 @@
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: collect-profiles-config
+  namespace: openshift-operator-lifecycle-manager
+data:
+  pprof-config.yaml: |
+    disabled: True
+