Merge pull request #57527 from xenolinux/add-mcp-label

Author: adellape

modules/cnf-gathering-data-about-cluster-using-must-gather.adoc

@@ -21,6 +21,28 @@ In earlier versions of {product-title}, the Performance Addon Operator provided
 
 .Procedure
 
+. Optional: Verify that a matching machine config pool exists with a label:
++
+[source,terminal]
+----
+$ oc describe mcp/worker-rt
+----
++
+.Example output
+[source,terminal]
+----
+Name:         worker-rt
+Namespace:
+Labels:       machineconfiguration.openshift.io/role=worker-rt
+----
+
+. If a matching label does not exist add a label for a machine config pool (MCP) that matches with the MCP name:
++
+[source,terminal]
+----
+$ oc label mcp <mcp_name> <mcp_name>=""
+----
+
 . Navigate to the directory where you want to store the `must-gather` data.
 
 . Run `must-gather` on your cluster: