Merge pull request #94164 from SNiemann15/ocpvirt_ibmz_419_changes

[CNV-60564] OCPVIRT Changes for IBM Z

Author: kcarmichael08

modules/virt-configuring-downward-metrics.adoc

@@ -35,11 +35,8 @@ spec:
           namespace: openshift-virtualization-os-images
         storage:
           resources: {}
-          storageClassName: hostpath-csi-basic
   instancetype:
     name: u1.medium
-  preference:
-    name: fedora
   runStrategy: Always
   template:
     metadata:

modules/virt-configuring-vm-with-node-exporter-service.adoc

@@ -20,14 +20,14 @@ Download the `node-exporter` file on to the virtual machine. Then, create a `sys
 +
 [source,terminal]
 ----
-$ wget https://github.com/prometheus/node_exporter/releases/download/v1.3.1/node_exporter-1.3.1.linux-amd64.tar.gz
+$ wget https://github.com/prometheus/node_exporter/releases/download/<version>/node_exporter-<version>.linux-<architecture>.tar.gz
 ----
 
 . Extract the executable and place it in the `/usr/bin` directory.
 +
 [source,terminal]
 ----
-$ sudo tar xvf node_exporter-1.3.1.linux-amd64.tar.gz \
+$ sudo tar xvf node_exporter-<version>.linux-<architecture>.tar.gz \
     --directory /usr/bin --strip 1 "*/node_exporter"
 ----
 

modules/virt-creating-vm-instancetype.adoc

@@ -45,6 +45,11 @@ endif::[]
 . In the web console, navigate to *Virtualization* -> *Catalog*.
 +
 The *InstanceTypes* tab opens by default.
++
+[NOTE]
+====
+When configuring a downward-metrics device on an {ibm-z-name} system that uses a VM preference, set the `spec.preference.name` value to `rhel.9.s390x` or another available preference with the format `*.s390x`.
+====
 
 . Select either of the following options:
 * Select a suitable bootable volume from the list. If the list is truncated, click the *Show all* button to display the entire list.

virt/creating_vm/virt-creating-vms-from-instance-types.adoc

@@ -33,4 +33,11 @@ include::modules/virt-inferfromvolume-labels.adoc[leveloffset=+2]
 
 include::modules/virt-creating-vm-instancetype.adoc[leveloffset=+1]
 
+ifndef::openshift-rosa,openshift-dedicated,openshift-rosa-hcp[]
+[role="_additional-resources"]
+.Additional resources
+
+* xref:../../virt/monitoring/virt-exposing-downward-metrics.adoc#virt-configuring-downward-metrics_virt-exposing-downward-metrics[Configuring a downward metrics device]
+endif::openshift-rosa,openshift-dedicated,openshift-rosa-hcp[]
+
 include::modules/virt-change-vm-instance-type.adoc[leveloffset=+1]