features

Documentation

Index

• Constants

Constants

const (

	// owner: @bswartz
	// alpha: v1.18
	// beta: v1.24
	//
	// Enables usage of any object for volume data source in PVCs
	AnyVolumeDataSource featuregate.Feature = "AnyVolumeDataSource"

	// owner: @tallclair
	// beta: v1.4
	AppArmor featuregate.Feature = "AppArmor"

	// owner: @szuecs
	// alpha: v1.12
	//
	// Enable nodes to change CPUCFSQuotaPeriod
	CPUCFSQuotaPeriod featuregate.Feature = "CustomCPUCFSQuotaPeriod"

	// owner: @ConnorDoyle
	// alpha: v1.8
	// beta: v1.10
	//
	// Alternative container-level CPU affinity policies.
	CPUManager featuregate.Feature = "CPUManager"

	// owner: @fromanirh
	// alpha: v1.23
	// beta: see below.
	//
	// Allow fine-tuning of cpumanager policies, experimental, alpha-quality options
	// Per https://groups.google.com/g/kubernetes-sig-architecture/c/Nxsc7pfe5rw/m/vF2djJh0BAAJ
	// We want to avoid a proliferation of feature gates. This feature gate:
	// - will guard *a group* of cpumanager options whose quality level is alpha.
	// - will never graduate to beta or stable.
	// See https://groups.google.com/g/kubernetes-sig-architecture/c/Nxsc7pfe5rw/m/vF2djJh0BAAJ
	// for details about the removal of this feature gate.
	CPUManagerPolicyAlphaOptions featuregate.Feature = "CPUManagerPolicyAlphaOptions"

	// owner: @fromanirh
	// beta: v1.23
	// beta: see below.
	//
	// Allow fine-tuning of cpumanager policies, experimental, beta-quality options
	// Per https://groups.google.com/g/kubernetes-sig-architecture/c/Nxsc7pfe5rw/m/vF2djJh0BAAJ
	// We want to avoid a proliferation of feature gates. This feature gate:
	// - will guard *a group* of cpumanager options whose quality level is beta.
	// - is thus *introduced* as beta
	// - will never graduate to stable.
	// See https://groups.google.com/g/kubernetes-sig-architecture/c/Nxsc7pfe5rw/m/vF2djJh0BAAJ
	// for details about the removal of this feature gate.
	CPUManagerPolicyBetaOptions featuregate.Feature = "CPUManagerPolicyBetaOptions"

	// owner: @fromanirh
	// alpha: v1.22
	// beta: v1.23
	//
	// Allow the usage of options to fine-tune the cpumanager policies.
	CPUManagerPolicyOptions featuregate.Feature = "CPUManagerPolicyOptions"

	// owner: @pohly
	// alpha: v1.14
	// beta: v1.16
	// GA: v1.25
	//
	// Enables CSI Inline volumes support for pods
	CSIInlineVolume featuregate.Feature = "CSIInlineVolume"

	// owner: @davidz627
	// alpha: v1.14
	// beta: v1.17
	//
	// Enables the in-tree storage to CSI Plugin migration feature.
	CSIMigration featuregate.Feature = "CSIMigration"

	// owner: @leakingtapan
	// alpha: v1.14
	// beta: v1.17
	// GA: v1.25
	//
	// Enables the AWS EBS in-tree driver to AWS EBS CSI Driver migration feature.
	CSIMigrationAWS featuregate.Feature = "CSIMigrationAWS"

	// owner: @andyzhangx
	// alpha: v1.15
	// beta: v1.19
	// GA: v1.24
	//
	// Enables the Azure Disk in-tree driver to Azure Disk Driver migration feature.
	CSIMigrationAzureDisk featuregate.Feature = "CSIMigrationAzureDisk"

	// owner: @andyzhangx
	// alpha: v1.15
	// beta: v1.21
	//
	// Enables the Azure File in-tree driver to Azure File Driver migration feature.
	CSIMigrationAzureFile featuregate.Feature = "CSIMigrationAzureFile"

	// owner: @davidz627
	// alpha: v1.14
	// beta: v1.17
	// GA: 1.25
	//
	// Enables the GCE PD in-tree driver to GCE CSI Driver migration feature.
	CSIMigrationGCE featuregate.Feature = "CSIMigrationGCE"

	// owner: @adisky
	// alpha: v1.14
	// beta: v1.18
	//
	// Enables the OpenStack Cinder in-tree driver to OpenStack Cinder CSI Driver migration feature.
	CSIMigrationOpenStack featuregate.Feature = "CSIMigrationOpenStack"

	// owner: @trierra
	// alpha: v1.23
	//
	// Enables the Portworx in-tree driver to Portworx migration feature.
	CSIMigrationPortworx featuregate.Feature = "CSIMigrationPortworx"

	// owner: @humblec
	// alpha: v1.23
	//
	// Enables the RBD in-tree driver to RBD CSI Driver  migration feature.
	CSIMigrationRBD featuregate.Feature = "CSIMigrationRBD"

	// owner: @divyenpatel
	// beta: v1.19 (requires: vSphere vCenter/ESXi Version: 7.0u2, HW Version: VM version 15)
	//
	// Enables the vSphere in-tree driver to vSphere CSI Driver migration feature.
	CSIMigrationvSphere featuregate.Feature = "CSIMigrationvSphere"

	// owner: @humblec, @zhucan
	// kep: http://kep.k8s.io/3171
	// alpha: v1.25
	//
	// Enables SecretRef field in CSI NodeExpandVolume request.
	CSINodeExpandSecret featuregate.Feature = "CSINodeExpandSecret"

	// owner: @pohly
	// alpha: v1.19
	// beta: v1.21
	// GA: v1.24
	//
	// Enables tracking of available storage capacity that CSI drivers provide.
	CSIStorageCapacity featuregate.Feature = "CSIStorageCapacity"

	// owner: @fengzixu
	// alpha: v1.21
	//
	// Enables kubelet to detect CSI volume condition and send the event of the abnormal volume to the corresponding pod that is using it.
	CSIVolumeHealth featuregate.Feature = "CSIVolumeHealth"

	// owner: @enj
	// beta: v1.22
	// ga: v1.24
	//
	// Allows clients to request a duration for certificates issued via the Kubernetes CSR API.
	CSRDuration featuregate.Feature = "CSRDuration"

	// owner: @adrianreber
	// kep: http://kep.k8s.io/2008
	// alpha: v1.25
	//
	// Enables container Checkpoint support in the kubelet
	ContainerCheckpoint featuregate.Feature = "ContainerCheckpoint"

	// owner: @jiahuif
	// alpha: v1.21
	// beta:  v1.22
	// GA:    v1.24
	//
	// Enables Leader Migration for kube-controller-manager and cloud-controller-manager
	ControllerManagerLeaderMigration featuregate.Feature = "ControllerManagerLeaderMigration"

	// owner: @deejross, @soltysh
	// kep: http://kep.k8s.io/3140
	// alpha: v1.24
	// beta: v1.25
	//
	// Enables support for time zones in CronJobs.
	CronJobTimeZone featuregate.Feature = "CronJobTimeZone"

	// owner: @smarterclayton
	// alpha: v1.21
	// beta: v1.22
	// GA: v1.25
	// DaemonSets allow workloads to maintain availability during update per node
	DaemonSetUpdateSurge featuregate.Feature = "DaemonSetUpdateSurge"

	// owner: @alculquicondor
	// alpha: v1.19
	// beta: v1.20
	// GA: v1.24
	//
	// Enables the use of PodTopologySpread scheduling plugin to do default
	// spreading and disables legacy SelectorSpread plugin.
	DefaultPodTopologySpread featuregate.Feature = "DefaultPodTopologySpread"

	// owner: @gnufied, @verult
	// alpha: v1.22
	// beta: v1.23
	// If supported by the CSI driver, delegates the role of applying FSGroup to
	// the driver by passing FSGroup through the NodeStageVolume and
	// NodePublishVolume calls.
	DelegateFSGroupToCSIDriver featuregate.Feature = "DelegateFSGroupToCSIDriver"

	// owner: @jiayingz
	// beta: v1.10
	//
	// Enables support for Device Plugins
	DevicePlugins featuregate.Feature = "DevicePlugins"

	// owner: @RenaudWasTaken @dashpole
	// alpha: v1.19
	// beta: v1.20
	// ga: v1.25
	//
	// Disables Accelerator Metrics Collected by Kubelet
	DisableAcceleratorUsageMetrics featuregate.Feature = "DisableAcceleratorUsageMetrics"

	// owner: @andrewsykim
	// alpha: v1.22
	//
	// Disable any functionality in kube-apiserver, kube-controller-manager and kubelet related to the `--cloud-provider` component flag.
	DisableCloudProviders featuregate.Feature = "DisableCloudProviders"

	// owner: @andrewsykim
	// alpha: v1.23
	//
	// Disable in-tree functionality in kubelet to authenticate to cloud provider container registries for image pull credentials.
	DisableKubeletCloudCredentialProviders featuregate.Feature = "DisableKubeletCloudCredentialProviders"

	// owner: @derekwaynecarr
	// alpha: v1.20
	// beta: v1.21 (off by default until 1.22)
	//
	// Enables usage of hugepages-<size> in downward API.
	DownwardAPIHugePages featuregate.Feature = "DownwardAPIHugePages"

	// owner: @mtaufen
	// alpha: v1.4
	// beta: v1.11
	// deprecated: 1.22
	DynamicKubeletConfig featuregate.Feature = "DynamicKubeletConfig"

	// owner: @andrewsykim
	// kep: http://kep.k8s.io/1672
	// alpha: v1.20
	// beta: v1.22
	//
	// Enable Terminating condition in Endpoint Slices.
	EndpointSliceTerminatingCondition featuregate.Feature = "EndpointSliceTerminatingCondition"

	// owner: @verb
	// alpha: v1.16
	// beta: v1.23
	// GA: v1.25
	//
	// Allows running an ephemeral container in pod namespaces to troubleshoot a running pod.
	EphemeralContainers featuregate.Feature = "EphemeralContainers"

	// owner: @andrewsykim @SergeyKanzhelev
	// GA: v1.20
	//
	// Ensure kubelet respects exec probe timeouts. Feature gate exists in-case existing workloads
	// may depend on old behavior where exec probe timeouts were ignored.
	// Lock to default and remove after v1.22 based on user feedback that should be reflected in KEP #1972 update
	ExecProbeTimeout featuregate.Feature = "ExecProbeTimeout"

	// owner: @gnufied
	// alpha: v1.14
	// beta: v1.16
	// GA: 1.24
	// Ability to expand CSI volumes
	ExpandCSIVolumes featuregate.Feature = "ExpandCSIVolumes"

	// owner: @mlmhl @gnufied
	// beta: v1.15
	// GA: 1.24
	// Ability to expand persistent volumes' file system without unmounting volumes.
	ExpandInUsePersistentVolumes featuregate.Feature = "ExpandInUsePersistentVolumes"

	// owner: @gnufied
	// beta: v1.11
	// GA: 1.24
	// Ability to Expand persistent volumes
	ExpandPersistentVolumes featuregate.Feature = "ExpandPersistentVolumes"

	// owner: @gjkim42
	// kep: http://kep.k8s.io/2595
	// alpha: v1.22
	//
	// Enables apiserver and kubelet to allow up to 32 DNSSearchPaths and up to 2048 DNSSearchListChars.
	ExpandedDNSConfig featuregate.Feature = "ExpandedDNSConfig"

	// owner: @pweil-
	// alpha: v1.5
	//
	// Default userns=host for containers that are using other host namespaces, host mounts, the pod
	// contains a privileged container, or specific non-namespaced capabilities (MKNOD, SYS_MODULE,
	// SYS_TIME). This should only be enabled if user namespace remapping is enabled in the docker daemon.
	ExperimentalHostUserNamespaceDefaultingGate featuregate.Feature = "ExperimentalHostUserNamespaceDefaulting"

	// owner: @yuzhiquan, @bowei, @PxyUp, @SergeyKanzhelev
	// kep: http://kep.k8s.io/2727
	// alpha: v1.23
	// beta: v1.24
	//
	// Enables GRPC probe method for {Liveness,Readiness,Startup}Probe.
	GRPCContainerProbe featuregate.Feature = "GRPCContainerProbe"

	// owner: @bobbypage
	// alpha: v1.20
	// beta:  v1.21
	// Adds support for kubelet to detect node shutdown and gracefully terminate pods prior to the node being shutdown.
	GracefulNodeShutdown featuregate.Feature = "GracefulNodeShutdown"

	// owner: @wzshiming
	// alpha: v1.23
	// beta:  v1.24
	// Make the kubelet use shutdown configuration based on pod priority values for graceful shutdown.
	GracefulNodeShutdownBasedOnPodPriority featuregate.Feature = "GracefulNodeShutdownBasedOnPodPriority"

	// owner: @arjunrn @mwielgus @josephburnett
	// alpha: v1.20
	//
	// Add support for the HPA to scale based on metrics from individual containers
	// in target pods
	HPAContainerMetrics featuregate.Feature = "HPAContainerMetrics"

	// owner: @dxist
	// alpha: v1.16
	//
	// Enables support of HPA scaling to zero pods when an object or custom metric is configured.
	HPAScaleToZero featuregate.Feature = "HPAScaleToZero"

	// owner: @deepakkinni @xing-yang
	// kep: http://kep.k8s.io/2680
	// alpha: v1.23
	//
	// Honor Persistent Volume Reclaim Policy when it is "Delete" irrespective of PV-PVC
	// deletion ordering.
	HonorPVReclaimPolicy featuregate.Feature = "HonorPVReclaimPolicy"

	// owner: @ravig
	// alpha: v1.23
	// beta: v1.24
	// GA: v1.25
	// IdentifyPodOS allows user to specify OS on which they'd like the Pod run. The user should still set the nodeSelector
	// with appropriate `kubernetes.io/os` label for scheduler to identify appropriate node for the pod to run.
	IdentifyPodOS featuregate.Feature = "IdentifyPodOS"

	// owner: @leakingtapan
	// alpha: v1.21
	//
	// Disables the AWS EBS in-tree driver.
	InTreePluginAWSUnregister featuregate.Feature = "InTreePluginAWSUnregister"

	// owner: @andyzhangx
	// alpha: v1.21
	//
	// Disables the Azure Disk in-tree driver.
	InTreePluginAzureDiskUnregister featuregate.Feature = "InTreePluginAzureDiskUnregister"

	// owner: @andyzhangx
	// alpha: v1.21
	//
	// Disables the Azure File in-tree driver.
	InTreePluginAzureFileUnregister featuregate.Feature = "InTreePluginAzureFileUnregister"

	// owner: @Jiawei0227
	// alpha: v1.21
	//
	// Disables the GCE PD in-tree driver.
	InTreePluginGCEUnregister featuregate.Feature = "InTreePluginGCEUnregister"

	// owner: @adisky
	// alpha: v1.21
	//
	// Disables the OpenStack Cinder in-tree driver.
	InTreePluginOpenStackUnregister featuregate.Feature = "InTreePluginOpenStackUnregister"

	// owner: @trierra
	// alpha: v1.23
	//
	// Disables the Portworx in-tree driver.
	InTreePluginPortworxUnregister featuregate.Feature = "InTreePluginPortworxUnregister"

	// owner: @humblec
	// alpha: v1.23
	//
	// Disables the RBD in-tree driver.
	InTreePluginRBDUnregister featuregate.Feature = "InTreePluginRBDUnregister"

	// owner: @divyenpatel
	// alpha: v1.21
	//
	// Disables the vSphere in-tree driver.
	InTreePluginvSphereUnregister featuregate.Feature = "InTreePluginvSphereUnregister"

	// owner: @alculquicondor
	// alpha: v1.21
	// beta: v1.22
	// stable: v1.24
	//
	// Allows Job controller to manage Pod completions per completion index.
	IndexedJob featuregate.Feature = "IndexedJob"

	// owner: @danwinship
	// kep: http://kep.k8s.io/3178
	// alpha: v1.25
	//
	// Causes kubelet to no longer create legacy IPTables rules
	IPTablesOwnershipCleanup featuregate.Feature = "IPTablesOwnershipCleanup"

	// owner: @mimowo
	// kep: http://kep.k8s.io/3329
	// alpha: v1.25
	//
	// Allow users to specify handling of pod failures based on container exit codes
	// and pod conditions.
	JobPodFailurePolicy featuregate.Feature = "JobPodFailurePolicy"

	// owner: @ahg
	// beta: v1.23
	//
	// Allow updating node scheduling directives in the pod template of jobs. Specifically,
	// node affinity, selector and tolerations. This is allowed only for suspended jobs
	// that have never been unsuspended before.
	JobMutableNodeSchedulingDirectives featuregate.Feature = "JobMutableNodeSchedulingDirectives"

	// owner: @alculquicondor
	// alpha: v1.23
	// beta: v1.24
	//
	// Track the number of pods with Ready condition in the Job status.
	JobReadyPods featuregate.Feature = "JobReadyPods"

	// owner: @alculquicondor
	// alpha: v1.22
	// beta: v1.23
	//
	// Track Job completion without relying on Pod remaining in the cluster
	// indefinitely. Pod finalizers, in addition to a field in the Job status
	// allow the Job controller to keep track of Pods that it didn't account for
	// yet.
	JobTrackingWithFinalizers featuregate.Feature = "JobTrackingWithFinalizers"

	// owner: @andrewsykim @adisky
	// alpha: v1.20
	// beta: v1.24
	//
	// Enable kubelet exec plugins for image pull credentials.
	KubeletCredentialProviders featuregate.Feature = "KubeletCredentialProviders"

	// owner: @AkihiroSuda
	// alpha: v1.22
	//
	// Enables support for running kubelet in a user namespace.
	// The user namespace has to be created before running kubelet.
	// All the node components such as CRI need to be running in the same user namespace.
	KubeletInUserNamespace featuregate.Feature = "KubeletInUserNamespace"

	// owner: @dashpole
	// alpha: v1.13
	// beta: v1.15
	//
	// Enables the kubelet's pod resources grpc endpoint
	KubeletPodResources featuregate.Feature = "KubeletPodResources"

	// owner: @fromanirh
	// alpha: v1.21
	// beta: v1.23
	// Enable POD resources API to return allocatable resources
	KubeletPodResourcesGetAllocatable featuregate.Feature = "KubeletPodResourcesGetAllocatable"

	// owner: @sallyom
	// kep: http://kep.k8s.io/2832
	// alpha: v1.25
	//
	// Add support for distributed tracing in the kubelet
	KubeletTracing featuregate.Feature = "KubeletTracing"

	// owner: @zshihang
	// kep: http://kep.k8s.io/2800
	// beta: v1.24
	//
	// Stop auto-generation of secret-based service account tokens.
	LegacyServiceAccountTokenNoAutoGeneration featuregate.Feature = "LegacyServiceAccountTokenNoAutoGeneration"

	// owner: @jinxu
	// beta: v1.10
	// stable: v1.25
	//
	// Support local ephemeral storage types for local storage capacity isolation feature.
	LocalStorageCapacityIsolation featuregate.Feature = "LocalStorageCapacityIsolation"

	// owner: @RobertKrawitz
	// alpha: v1.15
	//
	// Allow use of filesystems for ephemeral storage monitoring.
	// Only applies if LocalStorageCapacityIsolation is set.
	LocalStorageCapacityIsolationFSQuotaMonitoring featuregate.Feature = "LocalStorageCapacityIsolationFSQuotaMonitoring"

	// owner: @damemi
	// alpha: v1.21
	// beta: v1.22
	//
	// Enables scaling down replicas via logarithmic comparison of creation/ready timestamps
	LogarithmicScaleDown featuregate.Feature = "LogarithmicScaleDown"

	// owner: @denkensk
	// kep: http://kep.k8s.io/3243
	// alpha: v1.25
	//
	// Enable MatchLabelKeys in PodTopologySpread.
	MatchLabelKeysInPodTopologySpread featuregate.Feature = "MatchLabelKeysInPodTopologySpread"

	// owner: @krmayankk
	// alpha: v1.24
	//
	// Enables maxUnavailable for StatefulSet
	MaxUnavailableStatefulSet featuregate.Feature = "MaxUnavailableStatefulSet"

	// owner: @cynepco3hahue(alukiano) @cezaryzukowski @k-wiatrzyk
	// alpha: v1.21
	// beta: v1.22
	// Allows setting memory affinity for a container based on NUMA topology
	MemoryManager featuregate.Feature = "MemoryManager"

	// owner: @xiaoxubeii
	// kep: http://kep.k8s.io/2570
	// alpha: v1.22
	//
	// Enables kubelet to support memory QoS with cgroups v2.
	MemoryQoS featuregate.Feature = "MemoryQoS"

	// owner: @sanposhiho
	// kep: http://kep.k8s.io/3022
	// alpha: v1.24
	// beta: v1.25
	//
	// Enable MinDomains in Pod Topology Spread.
	MinDomainsInPodTopologySpread featuregate.Feature = "MinDomainsInPodTopologySpread"

	// owner: @janosi @bridgetkromhout
	// kep: http://kep.k8s.io/1435
	// alpha: v1.20
	// beta: v1.24
	//
	// Enables the usage of different protocols in the same Service with type=LoadBalancer
	MixedProtocolLBService featuregate.Feature = "MixedProtocolLBService"

	// owner: @sarveshr7
	// kep: http://kep.k8s.io/2593
	// alpha: v1.25
	//
	// Enables the MultiCIDR Range allocator.
	MultiCIDRRangeAllocator featuregate.Feature = "MultiCIDRRangeAllocator"

	// owner: @rikatz
	// kep: http://kep.k8s.io/2079
	// alpha: v1.21
	// beta:  v1.22
	// ga: v1.25
	//
	// Enables the endPort field in NetworkPolicy to enable a Port Range behavior in Network Policies.
	NetworkPolicyEndPort featuregate.Feature = "NetworkPolicyEndPort"

	// owner: @rikatz
	// kep: http://kep.k8s.io/2943
	// alpha: v1.24
	//
	// Enables NetworkPolicy status subresource
	NetworkPolicyStatus featuregate.Feature = "NetworkPolicyStatus"

	// owner: @xing-yang @sonasingh46
	// kep: http://kep.k8s.io/2268
	// alpha: v1.24
	//
	// Allow pods to failover to a different node in case of non graceful node shutdown
	NodeOutOfServiceVolumeDetach featuregate.Feature = "NodeOutOfServiceVolumeDetach"

	// owner: @ehashman
	// alpha: v1.22
	//
	// Permits kubelet to run with swap enabled
	NodeSwap featuregate.Feature = "NodeSwap"

	// owner: @denkensk
	// alpha: v1.15
	// beta: v1.19
	// ga: v1.24
	//
	// Enables NonPreempting option for priorityClass and pod.
	NonPreemptingPriority featuregate.Feature = "NonPreemptingPriority"

	// owner: @ahg-g
	// alpha: v1.21
	// beta: v1.22
	// GA: v1.24
	//
	// Allow specifying NamespaceSelector in PodAffinityTerm.
	PodAffinityNamespaceSelector featuregate.Feature = "PodAffinityNamespaceSelector"

	// owner: @haircommander
	// kep: http://kep.k8s.io/2364
	// alpha: v1.23
	//
	// Configures the Kubelet to use the CRI to populate pod and container stats, instead of supplimenting with stats from cAdvisor.
	// Requires the CRI implementation supports supplying the required stats.
	PodAndContainerStatsFromCRI featuregate.Feature = "PodAndContainerStatsFromCRI"

	// owner: @ahg-g
	// alpha: v1.21
	// beta: v1.22
	//
	// Enables controlling pod ranking on replicaset scale-down.
	PodDeletionCost featuregate.Feature = "PodDeletionCost"

	// owner: @mimowo
	// kep: http://kep.k8s.io/3329
	// alpha: v1.25
	//
	// Enables support for appending a dedicated pod condition indicating that
	// the pod is being deleted due to a disruption.
	PodDisruptionConditions featuregate.Feature = "PodDisruptionConditions"

	// owner: @ddebroy
	// alpha: v1.25
	//
	// Enables reporting of PodHasNetwork condition in pod status after pod
	// sandbox creation and network configuration completes successfully
	PodHasNetworkCondition featuregate.Feature = "PodHasNetworkCondition"

	// owner: @egernst
	// alpha: v1.16
	// beta: v1.18
	// ga: v1.24
	//
	// Enables PodOverhead, for accounting pod overheads which are specific to a given RuntimeClass
	PodOverhead featuregate.Feature = "PodOverhead"

	// owner: @liggitt, @tallclair, sig-auth
	// alpha: v1.22
	// beta: v1.23
	// ga: v1.25
	//
	// Enables the PodSecurity admission plugin
	PodSecurity featuregate.Feature = "PodSecurity"

	// owner: @chendave
	// alpha: v1.21
	// beta: v1.22
	// GA: v1.24
	//
	// PreferNominatedNode tells scheduler whether the nominated node will be checked first before looping
	// all the rest of nodes in the cluster.
	// Enabling this feature also implies the preemptor pod might not be dispatched to the best candidate in
	// some corner case, e.g. another node releases enough resources after the nominated node has been set
	// and hence is the best candidate instead.
	PreferNominatedNode featuregate.Feature = "PreferNominatedNode"

	// owner: @ehashman
	// alpha: v1.21
	// beta: v1.22
	//
	// Allows user to override pod-level terminationGracePeriod for probes
	ProbeTerminationGracePeriod featuregate.Feature = "ProbeTerminationGracePeriod"

	// owner: @jessfraz
	// alpha: v1.12
	//
	// Enables control over ProcMountType for containers.
	ProcMountType featuregate.Feature = "ProcMountType"

	// owner: @andrewsykim
	// kep: http://kep.k8s.io/1669
	// alpha: v1.22
	//
	// Enable kube-proxy to handle terminating ednpoints when externalTrafficPolicy=Local
	ProxyTerminatingEndpoints featuregate.Feature = "ProxyTerminatingEndpoints"

	// owner: @sjenning
	// alpha: v1.11
	//
	// Allows resource reservations at the QoS level preventing pods at lower QoS levels from
	// bursting into resources requested at higher QoS levels (memory only for now)
	QOSReserved featuregate.Feature = "QOSReserved"

	// owner: @chrishenzie
	// alpha: v1.22
	//
	// Enables usage of the ReadWriteOncePod PersistentVolume access mode.
	ReadWriteOncePod featuregate.Feature = "ReadWriteOncePod"

	// owner: @gnufied
	// kep: http://kep.k8s.io/1790
	// alpha: v1.23
	//
	// Allow users to recover from volume expansion failure
	RecoverVolumeExpansionFailure featuregate.Feature = "RecoverVolumeExpansionFailure"

	// owner: @RomanBednar
	// kep: http://kep.k8s.io/3333
	// alpha: v1.25
	//
	// Allow assigning StorageClass to unbound PVCs retroactively
	RetroactiveDefaultStorageClass featuregate.Feature = "RetroactiveDefaultStorageClass"

	// owner: @mikedanese
	// alpha: v1.7
	// beta: v1.12
	//
	// Gets a server certificate for the kubelet from the Certificate Signing
	// Request API instead of generating one self signed and auto rotates the
	// certificate as expiration approaches.
	RotateKubeletServerCertificate featuregate.Feature = "RotateKubeletServerCertificate"

	// owner: @saschagrunert
	// alpha: v1.22
	//
	// Enables the use of `RuntimeDefault` as the default seccomp profile for all workloads.
	SeccompDefault featuregate.Feature = "SeccompDefault"

	// owner: @maplain @andrewsykim
	// kep: http://kep.k8s.io/2086
	// alpha: v1.21
	// beta: v1.22
	//
	// Enables node-local routing for Service internal traffic
	ServiceInternalTrafficPolicy featuregate.Feature = "ServiceInternalTrafficPolicy"

	// owner: @aojea
	// kep: http://kep.k8s.io/3070
	// alpha: v1.24
	// beta: v1.25
	//
	// Subdivide the ClusterIP range for dynamic and static IP allocation.
	ServiceIPStaticSubrange featuregate.Feature = "ServiceIPStaticSubrange"

	// owner: @andrewsykim @uablrek
	// kep: http://kep.k8s.io/1864
	// alpha: v1.20
	// beta: v1.22
	// ga: v1.24
	//
	// Allows control if NodePorts shall be created for services with "type: LoadBalancer" by defining the spec.AllocateLoadBalancerNodePorts field (bool)
	ServiceLBNodePortControl featuregate.Feature = "ServiceLBNodePortControl"

	// owner: @andrewsykim @XudongLiuHarold
	// kep: http://kep.k8s.io/1959
	// alpha: v1.21
	// beta: v1.22
	// GA: v1.24
	//
	// Enable support multiple Service "type: LoadBalancer" implementations in a cluster by specifying LoadBalancerClass
	ServiceLoadBalancerClass featuregate.Feature = "ServiceLoadBalancerClass"

	// owner: @derekwaynecarr
	// alpha: v1.20
	// beta: v1.22
	//
	// Enables kubelet support to size memory backed volumes
	SizeMemoryBackedVolumes featuregate.Feature = "SizeMemoryBackedVolumes"

	// owner: @mattcary
	// alpha: v1.22
	//
	// Enables policies controlling deletion of PVCs created by a StatefulSet.
	StatefulSetAutoDeletePVC featuregate.Feature = "StatefulSetAutoDeletePVC"

	// owner: @ravig
	// kep: https://kep.k8s.io/2607
	// alpha: v1.22
	// beta: v1.23
	// GA: v1.25
	// StatefulSetMinReadySeconds allows minReadySeconds to be respected by StatefulSet controller
	StatefulSetMinReadySeconds featuregate.Feature = "StatefulSetMinReadySeconds"

	// owner: @adtac
	// alpha: v1.21
	// beta: v1.22
	// GA: v1.24
	//
	// Allows jobs to be created in the suspended state.
	SuspendJob featuregate.Feature = "SuspendJob"

	// owner: @robscott
	// kep: http://kep.k8s.io/2433
	// alpha: v1.21
	// beta: v1.23
	//
	// Enables topology aware hints for EndpointSlices
	TopologyAwareHints featuregate.Feature = "TopologyAwareHints"

	// owner: @lmdaly
	// alpha: v1.16
	// beta: v1.18
	//
	// Enable resource managers to make NUMA aligned decisions
	TopologyManager featuregate.Feature = "TopologyManager"

	// owner: @rata, @giuseppe
	// kep: http://kep.k8s.io/127
	// alpha: v1.25
	//
	// Enables user namespace support for stateless pods.
	UserNamespacesStatelessPodsSupport featuregate.Feature = "UserNamespacesStatelessPodsSupport"

	// owner: @cofyc
	// alpha: v1.21
	VolumeCapacityPriority featuregate.Feature = "VolumeCapacityPriority"

	// owner: @ksubrmnn
	// alpha: v1.14
	//
	// Allows kube-proxy to create DSR loadbalancers for Windows
	WinDSR featuregate.Feature = "WinDSR"

	// owner: @ksubrmnn
	// alpha: v1.14
	// beta: v1.20
	//
	// Allows kube-proxy to run in Overlay mode for Windows
	WinOverlay featuregate.Feature = "WinOverlay"

	// owner: @marosset
	// alpha: v1.22
	// beta: v1.23
	//
	// Enables support for 'HostProcess' containers on Windows nodes.
	WindowsHostProcessContainers featuregate.Feature = "WindowsHostProcessContainers"

	// owner: @kerthcet
	// kep: http://kep.k8s.io/3094
	// alpha: v1.25
	//
	// Allow users to specify whether to take nodeAffinity/nodeTaint into consideration when
	// calculating pod topology spread skew.
	NodeInclusionPolicyInPodTopologySpread featuregate.Feature = "NodeInclusionPolicyInPodTopologySpread"

	// owner: @jsafrane
	// kep: http://kep.k8s.io/1710
	// alpha: v1.25
	// Speed up container startup by mounting volumes with the correct SELinux label
	// instead of changing each file on the volumes recursively.
	// Initial implementation focused on ReadWriteOncePod volumes.
	SELinuxMountReadWriteOncePod featuregate.Feature = "SELinuxMountReadWriteOncePod"
)