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modules/rosa-hcp-upgrade-options.adoc

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[id="rosa-upgrade-options_{context}"]
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= Upgrade options for {product-title} clusters
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In OpenShift, upgrading means provisioning a new component with updated software and using it to replace an existing component that has outdated software.
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[role="_abstract"]
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You can control the impact of upgrades to your workload by controlling which parts of the cluster are upgraded, for example:
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Upgrade only the hosted control plane:: This initiates upgrade of the hosted control plane. It does not impact your worker nodes.

modules/rosa-hcp-upgrading-cli-control-plane.adoc

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ifeval::["{context}" != "rosa-hcp-upgrading-whole-cluster"]
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= Upgrading the hosted control plane with the ROSA CLI
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You can manually upgrade the hosted control plane of a {product-title} cluster by using the ROSA CLI. This method schedules the control plane for an upgrade if a more recent version is available, either immediately, or at a specified future time.
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[NOTE]
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[source,terminal]
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----
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$ rosa describe cluster --cluster=<cluster_name_or_id> <1>
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$ rosa describe cluster --cluster=<cluster_name_or_id>
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<1> Replace `<cluster_name_or_id>` with the cluster name or the cluster ID.
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Replace `<cluster_name_or_id>` with the cluster name or the cluster ID.
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. List the versions that you can upgrade your control plane to by running the following command:
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The command returns a list of available updates, including the recommended version.
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.Example output
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*Example output*
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[source,terminal]
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----

modules/rosa-hcp-upgrading-cli-machinepool.adoc

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ifeval::["{context}" != "rosa-hcp-upgrading-whole-cluster"]
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= Upgrading machine pools with the ROSA CLI
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You can manually upgrade one or more machine pools in a {hcp-title} cluster by using the ROSA CLI. This method schedules the specified machine pool for an upgrade if a more recent version is available, either immediately, or at a specified future time.
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[source,terminal]
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----
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$ rosa describe cluster --cluster=<cluster_name_or_id> <1>
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$ rosa describe cluster --cluster=<cluster_name_or_id>
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<1> Replace `<cluster_name_or_id>` with the cluster name or the cluster ID.
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Replace `<cluster_name_or_id>` with the cluster name or the cluster ID.
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ifeval::["{context}" != "rosa-hcp-upgrading-whole-cluster"]
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.Example output
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*Example output*
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[source,terminal]
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OpenShift Version: 4.14.0
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endif::[]
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ifeval::["{context}" == "rosa-hcp-upgrading-whole-cluster"]
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.Example output
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*Example output*
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[source,terminal]
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OpenShift Version: 4.14.8
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The command returns a list of available updates, including the recommended version.
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.Example output
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*Example output*
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[source,terminal]
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$ rosa describe machinepool --cluster=<cluster_name_or_id> <machinepool_name>
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.Example output
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*Example output*
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[source,terminal]
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Replicas: 5

upgrading/rosa-hcp-upgrading.adoc

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toc::[]
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[role="_abstract"]
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In {product-title}, upgrading provisions a new component with updated software and uses it to replace an existing component that has outdated software.
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include::modules/rosa-hcp-upgrade-options.adoc[leveloffset=+1]
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.Additional resources

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