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Copy file name to clipboardExpand all lines: modules/nodes-cluster-enabling-features-about.adoc
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@@ -20,19 +20,17 @@ Enabling the `TechPreviewNoUpgrade` feature set on your cluster cannot be undone
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The following Technology Preview features are enabled by this feature set:
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** CSI automatic migration. Enables automatic migration for supported in-tree volume plugins to their equivalent Container Storage Interface (CSI) drivers. Supported for:
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*** Azure File (`CSIMigrationAzureFile`)
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*** VMware vSphere (`CSIMigrationvSphere`)
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** External cloud providers. Enables support for external cloud providers for clusters on vSphere, AWS, Azure, and GCP. Support for OpenStack is GA. This is an internal feature that most users do not need to interact with. (`ExternalCloudProvider`)
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** Shared Resources CSI Driver and Build CSI Volumes in OpenShift Builds. Enables the Container Storage Interface (CSI). (`CSIDriverSharedResource`)
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** CSI volumes. Enables CSI volume support for the {product-title} build system. (`BuildCSIVolumes`)
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** Swap memory on nodes. Enables swap memory use for {product-title} workloads on a per-node basis. (`NodeSwap`)
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** cgroups v2. Enables cgroup v2, the next version of the Linux cgroup API. (`CGroupsV2`)
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** crun. Enables the crun container runtime. (`Crun`)
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** OpenStack Machine API Provider. This gate has no effect and is planned to be removed from this feature set in a future release. (`MachineAPIProviderOpenStack`)
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** Insights Operator. Enables the Insights Operator, which gathers {product-title} configuration data and sends it to Red Hat. (`InsightsConfigAPI`)
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** External cloud providers. Enables support for external cloud providers for clusters on vSphere, AWS, Azure, and GCP. Support for OpenStack is GA. (`ExternalCloudProvider`)
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** Pod topology spread constraints. Enables the `matchLabelKeys` parameter for pod topology constraints. The parameter is list of pod label keys to select the pods over which spreading will be calculated. (`MatchLabelKeysInPodTopologySpread`)
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**Pod security admission enforcement. Enables restricted enforcement for pod security admission. Instead of only logging a warning, pods are rejected if they violate pod security standards. (`OpenShiftPodSecurityAdmission`)
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**Retroactive Default Storage Class. Enables {product-title} to retroactively assign the default storage class to PVCs if there was no default storage class when the PVC was created.(`RetroactiveDefaultStorageClass`)
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** Pod disruption budget (PDB) unhealthy pod eviction policy. Enables support for specifying how unhealthy pods are considered for eviction when using PDBs. (`PDBUnhealthyPodEvictionPolicy`)
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** Dynamic Resource Allocation API. Enables a new API for requesting and sharing resources between pods and containers. This is an internal feature that most users do not need to interact with. (`DynamicResourceAllocation`)
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** Pod security admission enforcement. Enables the restricted enforcement mode for pod security admission. Instead of only logging a warning, pods are rejected if they violate pod security standards. (`OpenShiftPodSecurityAdmission`)
** xref:../../machine_management/capi-machine-management.adoc#capi-machine-management[Managing machines with the Cluster API]
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** xref:../../nodes/scheduling/nodes-scheduler-pod-topology-spread-constraints.adoc#nodes-scheduler-pod-topology-spread-constraints[Controlling pod placement by using pod topology spread constraints]
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** link:https://kubernetes.io/docs/concepts/security/pod-security-admission/[Pod Security Admission] in the Kubernetes documentation and xref:../../authentication/understanding-and-managing-pod-security-admission.adoc#understanding-and-managing-pod-security-admission[Understanding and managing pod security admission]
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** xref:../../storage/container_storage_interface/persistent-storage-csi-sc-manage.adoc#persistent-storage-csi-sc-manage[Managing the default storage class]
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** xref:../../nodes/pods/nodes-pods-configuring.adoc#pod-disruption-eviction-policy_nodes-pods-configuring[Specifying the eviction policy for unhealthy pods]
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