OBSDOCS-1524 COO must-gather

Author: gabriel-rh

modules/coo-must-gather.adoc

@@ -0,0 +1,19 @@
+// Module included in the following assemblies:
+//
+// * observability/cluster_observability_operator/cluster-observability-operator-overview.adoc
+
+:_mod-docs-content-type: PROCEDURE
+[id="coo-must-gather_{context}"]
+= Using the must-gather tool
+You can use the must-gather tool to collect information about the Cluster Observability Operator resources.
+
+.Procedure
+. Navigate to the directory where you want to store the must-gather data.
+. Run the following command to collect cluster-wide must-gather resources:
++
+[source,terminal]
+----
+$ oc adm must-gather
+ --image-stream=openshift/must-gather \
+ --image=registry.redhat.io/cluster-observability-operator/cluster-observability-rhel8-operator
+----

modules/gathering-data-specific-features.adoc

@@ -40,6 +40,9 @@ ifndef::openshift-origin[]
 ifndef::openshift-rosa,openshift-dedicated[]
 |`registry.redhat.io/odf4/odf-must-gather-rhel9:v<installed_version_ODF>`
 |Data collection for {rh-storage-first}.
+
+|`registry.redhat.io/cluster-observability-operator/cluster-observability-rhel8-operator`
+|Data collection for the Cluster Observability Operator.
 endif::openshift-rosa,openshift-dedicated[]
 
 |`registry.redhat.io/openshift-logging/cluster-logging-rhel9-operator:v<installed_version_logging>`

observability/cluster_observability_operator/cluster-observability-operator-overview.adoc

@@ -25,7 +25,7 @@ include::modules/coo-advantages.adoc[leveloffset=+1]
 
 include::modules/coo-target-users.adoc[leveloffset=+1]
 
-//include::modules/monitoring-understanding-the-cluster-observability-operator.adoc[leveloffset=+1]
+include::modules/coo-must-gather.adoc[leveloffset=+1]
 
 include::modules/coo-server-side-apply.adoc[leveloffset=+1]