From 87b23fd8ed12dcfde5c830406a55545d7199f9f0 Mon Sep 17 00:00:00 2001 From: Ronan Hennessy Date: Fri, 17 Nov 2023 12:04:29 +0000 Subject: [PATCH] TELCODOCS-1453: Adding SNO post-install config for OLM --- ...du-reducing-resource-usage-with-olm-pprof.adoc | 15 +++++++++++++++ ...p-reference-cluster-configuration-for-vdu.adoc | 2 ++ snippets/ztp_ReduceOLMFootprint.yaml | 9 +++++++++ 3 files changed, 26 insertions(+) create mode 100644 modules/ztp-sno-du-reducing-resource-usage-with-olm-pprof.adoc create mode 100644 snippets/ztp_ReduceOLMFootprint.yaml diff --git a/modules/ztp-sno-du-reducing-resource-usage-with-olm-pprof.adoc b/modules/ztp-sno-du-reducing-resource-usage-with-olm-pprof.adoc new file mode 100644 index 0000000000..6dbac555ab --- /dev/null +++ b/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[] +---- diff --git a/scalability_and_performance/ztp_far_edge/ztp-reference-cluster-configuration-for-vdu.adoc b/scalability_and_performance/ztp_far_edge/ztp-reference-cluster-configuration-for-vdu.adoc index 817282d4ab..44a87224fb 100644 --- a/scalability_and_performance/ztp_far_edge/ztp-reference-cluster-configuration-for-vdu.adoc +++ b/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] diff --git a/snippets/ztp_ReduceOLMFootprint.yaml b/snippets/ztp_ReduceOLMFootprint.yaml new file mode 100644 index 0000000000..bc6d024baf --- /dev/null +++ b/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 + \ No newline at end of file