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[CNV-52364] IBM Z compatibility section changes #94343

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[CNV-52364] IBM Z compatibility section changes #94343

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7 changes: 7 additions & 0 deletions virt/install/preparing-cluster-for-virt.adoc
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Expand Up @@ -102,6 +102,7 @@ The following features are currently not supported on `s390x` architecture:
* IPv6
* {ibm-name} Storage scale
* {hcp-capital} for {VirtProductName}
* VM pages using HugePages

The following features are not applicable on `s390x` architecture:

Expand All @@ -110,6 +111,7 @@ The following features are not applicable on `s390x` architecture:
* USB host passthrough
* Configuring virtual GPUs
* Creating and managing Windows VMs
* Hyper-V

[discrete]
[id="functionality-differences_{context}"]
Expand All @@ -123,6 +125,11 @@ The following features are available for use on s390x architecture but function

* When xref:../../virt/monitoring/virt-exposing-downward-metrics.adoc#virt-configuring-downward-metrics_virt-exposing-downward-metrics[configuring a downward metrics device], if you use a VM preference, the `spec.preference.name` value must be set to `rhel.9.s390x` or another available preference with the format `*.s390x`.

* When xref:../../virt/creating_vm/virt-creating-vms-from-instance-types.adoc#virt-creating-vms-from-instance-types[creating virtual machines from instance types], you are not allowed to set `spec.domain.memory.maxGuest` because memory hot plugging is not supported on {ibm-z-name}.

* Prometheus queries for VM guests could have inconsistent outcome in comparison to `x86`.


endif::openshift-rosa,openshift-dedicated,openshift-rosa-hcp[]

// Section is in assembly so that we can use xrefs
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