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Update feature gates for 1.23

This commit is contained in:
Qiming Teng 2021-12-13 20:09:54 +08:00
parent f751450229
commit 4f27a3fb16
1 changed files with 45 additions and 18 deletions
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63
content/en/docs/reference/command-line-tools-reference/feature-gates.md
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@ -65,7 +65,10 @@ different Kubernetes components.
| `ControllerManagerLeaderMigration` | `false` | Alpha | 1.21 | | | `ControllerManagerLeaderMigration` | `false` | Alpha | 1.21 | |
| `CPUManager` | `false` | Alpha | 1.8 | 1.9 | | `CPUManager` | `false` | Alpha | 1.8 | 1.9 |
| `CPUManager` | `true` | Beta | 1.10 | | | `CPUManager` | `true` | Beta | 1.10 | |
| `CPUManagerPolicyOptions` | `false` | Alpha | 1.22 | | | `CPUManagerPolicyAlphaOptions` | `false` | Alpha | 1.23 | |
| `CPUManagerPolicyBetaOptions` | `true` | Beta | 1.23 | |
| `CPUManagerPolicyOptions` | `false` | Alpha | 1.22 | 1.22 |
| `CPUManagerPolicyOptions` | `true` | Beta | 1.23 | |
| `CSIInlineVolume` | `false` | Alpha | 1.15 | 1.15 | | `CSIInlineVolume` | `false` | Alpha | 1.15 | 1.15 |
| `CSIInlineVolume` | `true` | Beta | 1.16 | - | | `CSIInlineVolume` | `true` | Beta | 1.16 | - |
| `CSIMigration` | `false` | Alpha | 1.14 | 1.16 | | `CSIMigration` | `false` | Alpha | 1.14 | 1.16 |
@ -90,8 +93,6 @@ different Kubernetes components.
| `CSIStorageCapacity` | `true` | Beta | 1.21 | | | `CSIStorageCapacity` | `true` | Beta | 1.21 | |
| `CSIVolumeHealth` | `false` | Alpha | 1.21 | | | `CSIVolumeHealth` | `false` | Alpha | 1.21 | |
| `CSRDuration` | `true` | Beta | 1.22 | | | `CSRDuration` | `true` | Beta | 1.22 | |
| `ConfigurableFSGroupPolicy` | `false` | Alpha | 1.18 | 1.19 |
| `ConfigurableFSGroupPolicy` | `true` | Beta | 1.20 | |
| `ControllerManagerLeaderMigration` | `false` | Alpha | 1.21 | 1.21 | | `ControllerManagerLeaderMigration` | `false` | Alpha | 1.21 | 1.21 |
| `ControllerManagerLeaderMigration` | `true` | Beta | 1.22 | | | `ControllerManagerLeaderMigration` | `true` | Beta | 1.22 | |
| `CustomCPUCFSQuotaPeriod` | `false` | Alpha | 1.12 | | | `CustomCPUCFSQuotaPeriod` | `false` | Alpha | 1.12 | |
@ -100,12 +101,14 @@ different Kubernetes components.
| `DaemonSetUpdateSurge` | `true` | Beta | 1.22 | | | `DaemonSetUpdateSurge` | `true` | Beta | 1.22 | |
| `DefaultPodTopologySpread` | `false` | Alpha | 1.19 | 1.19 | | `DefaultPodTopologySpread` | `false` | Alpha | 1.19 | 1.19 |
| `DefaultPodTopologySpread` | `true` | Beta | 1.20 | | | `DefaultPodTopologySpread` | `true` | Beta | 1.20 | |
| `DelegateFSGroupToCSIDriver` | `false` | Alpha | 1.22 | | | `DelegateFSGroupToCSIDriver` | `false` | Alpha | 1.22 | 1.22 |
| `DelegateFSGroupToCSIDriver` | `true` | Beta | 1.23 | |
| `DevicePlugins` | `false` | Alpha | 1.8 | 1.9 | | `DevicePlugins` | `false` | Alpha | 1.8 | 1.9 |
| `DevicePlugins` | `true` | Beta | 1.10 | | | `DevicePlugins` | `true` | Beta | 1.10 | |
| `DisableAcceleratorUsageMetrics` | `false` | Alpha | 1.19 | 1.19 | | `DisableAcceleratorUsageMetrics` | `false` | Alpha | 1.19 | 1.19 |
| `DisableAcceleratorUsageMetrics` | `true` | Beta | 1.20 | | | `DisableAcceleratorUsageMetrics` | `true` | Beta | 1.20 | |
| `DisableCloudProviders` | `false` | Alpha | 1.22 | | | `DisableCloudProviders` | `false` | Alpha | 1.22 | |
| `DisableKubeletCloudCredentialProviders` | `false` | Alpha | 1.23 | |
| `DownwardAPIHugePages` | `false` | Alpha | 1.20 | 1.20 | | `DownwardAPIHugePages` | `false` | Alpha | 1.20 | 1.20 |
| `DownwardAPIHugePages` | `false` | Beta | 1.21 | | | `DownwardAPIHugePages` | `false` | Beta | 1.21 | |
| `EfficientWatchResumption` | `false` | Alpha | 1.20 | 1.20 | | `EfficientWatchResumption` | `false` | Alpha | 1.20 | 1.20 |
@ -124,7 +127,9 @@ different Kubernetes components.
| `ExperimentalHostUserNamespaceDefaulting` | `false` | Beta | 1.5 | | | `ExperimentalHostUserNamespaceDefaulting` | `false` | Beta | 1.5 | |
| `GracefulNodeShutdown` | `false` | Alpha | 1.20 | 1.20 | | `GracefulNodeShutdown` | `false` | Alpha | 1.20 | 1.20 |
| `GracefulNodeShutdown` | `true` | Beta | 1.21 | | | `GracefulNodeShutdown` | `true` | Beta | 1.21 | |
| `GracefulNodeShutdownBasedOnPodPriority` | `false` | Alpha | 1.23 | |
| `GRPCContainerProbe` | `false` | Alpha | 1.23 | | | `GRPCContainerProbe` | `false` | Alpha | 1.23 | |
| `HonorPVReclaimPolicy` | `false` | Alpha | 1.23 | |
| `HPAContainerMetrics` | `false` | Alpha | 1.20 | | | `HPAContainerMetrics` | `false` | Alpha | 1.20 | |
| `HPAScaleToZero` | `false` | Alpha | 1.16 | | | `HPAScaleToZero` | `false` | Alpha | 1.16 | |
| `IdentifyPodOS` | `false` | Alpha | 1.23 | | | `IdentifyPodOS` | `false` | Alpha | 1.23 | |
@ -135,6 +140,8 @@ different Kubernetes components.
| `InTreePluginAzureFileUnregister` | `false` | Alpha | 1.21 | | | `InTreePluginAzureFileUnregister` | `false` | Alpha | 1.21 | |
| `InTreePluginGCEUnregister` | `false` | Alpha | 1.21 | | | `InTreePluginGCEUnregister` | `false` | Alpha | 1.21 | |
| `InTreePluginOpenStackUnregister` | `false` | Alpha | 1.21 | | | `InTreePluginOpenStackUnregister` | `false` | Alpha | 1.21 | |
| `InTreePluginPortworxUnregister` | `false` | Alpha | 1.23 | |
| `InTreePluginRBDUnregister` | `false` | Alpha | 1.23 | |
| `InTreePluginvSphereUnregister` | `false` | Alpha | 1.21 | | | `InTreePluginvSphereUnregister` | `false` | Alpha | 1.21 | |
| `JobMutableNodeSchedulingDirectives` | `true` | Beta | 1.23 | | | `JobMutableNodeSchedulingDirectives` | `true` | Beta | 1.23 | |
| `JobReadyPods` | `false` | Alpha | 1.23 | | | `JobReadyPods` | `false` | Alpha | 1.23 | |
@ -142,7 +149,10 @@ different Kubernetes components.
| `JobTrackingWithFinalizers` | `true` | Beta | 1.23 | | | `JobTrackingWithFinalizers` | `true` | Beta | 1.23 | |
| `KubeletCredentialProviders` | `false` | Alpha | 1.20 | | | `KubeletCredentialProviders` | `false` | Alpha | 1.20 | |
| `KubeletInUserNamespace` | `false` | Alpha | 1.22 | | | `KubeletInUserNamespace` | `false` | Alpha | 1.22 | |
| `KubeletPodResourcesGetAllocatable` | `false` | Alpha | 1.21 | | | `KubeletPodResources` | `false` | Alpha | 1.13 | 1.14 |
| `KubeletPodResources` | `true` | Beta | 1.15 | |
| `KubeletPodResourcesGetAllocatable` | `false` | Alpha | 1.21 | 1.22 |
| `KubeletPodResourcesGetAllocatable` | `false` | Beta | 1.23 | |
| `LocalStorageCapacityIsolation` | `false` | Alpha | 1.7 | 1.9 | | `LocalStorageCapacityIsolation` | `false` | Alpha | 1.7 | 1.9 |
| `LocalStorageCapacityIsolation` | `true` | Beta | 1.10 | | | `LocalStorageCapacityIsolation` | `true` | Beta | 1.10 | |
| `LocalStorageCapacityIsolationFSQuotaMonitoring` | `false` | Alpha | 1.15 | | | `LocalStorageCapacityIsolationFSQuotaMonitoring` | `false` | Alpha | 1.15 | |
@ -157,10 +167,13 @@ different Kubernetes components.
| `NodeSwap` | `false` | Alpha | 1.22 | | | `NodeSwap` | `false` | Alpha | 1.22 | |
| `NonPreemptingPriority` | `false` | Alpha | 1.15 | 1.18 | | `NonPreemptingPriority` | `false` | Alpha | 1.15 | 1.18 |
| `NonPreemptingPriority` | `true` | Beta | 1.19 | | | `NonPreemptingPriority` | `true` | Beta | 1.19 | |
| `PodDeletionCost` | `false` | Alpha | 1.21 | 1.21 | | `OpenAPIEnum` | `false` | Alpha | 1.23 | |
| `PodDeletionCost` | `true` | Beta | 1.22 | | | `OpenAPIv3` | `false` | Alpha | 1.23 | |
| `PodAndContainerStatsFromCRI` | `false` | Alpha | 1.23 | |
| `PodAffinityNamespaceSelector` | `false` | Alpha | 1.21 | 1.21 | | `PodAffinityNamespaceSelector` | `false` | Alpha | 1.21 | 1.21 |
| `PodAffinityNamespaceSelector` | `true` | Beta | 1.22 | | | `PodAffinityNamespaceSelector` | `true` | Beta | 1.22 | |
| `PodDeletionCost` | `false` | Alpha | 1.21 | 1.21 |
| `PodDeletionCost` | `true` | Beta | 1.22 | |
| `PodOverhead` | `false` | Alpha | 1.16 | 1.17 | | `PodOverhead` | `false` | Alpha | 1.16 | 1.17 |
| `PodOverhead` | `true` | Beta | 1.18 | | | `PodOverhead` | `true` | Beta | 1.18 | |
| `PodSecurity` | `false` | Alpha | 1.22 | 1.22 | | `PodSecurity` | `false` | Alpha | 1.22 | 1.22 |
@ -189,6 +202,7 @@ different Kubernetes components.
| `ServiceLoadBalancerClass` | `true` | Beta | 1.22 | | | `ServiceLoadBalancerClass` | `true` | Beta | 1.22 | |
| `SizeMemoryBackedVolumes` | `false` | Alpha | 1.20 | 1.21 | | `SizeMemoryBackedVolumes` | `false` | Alpha | 1.20 | 1.21 |
| `SizeMemoryBackedVolumes` | `true` | Beta | 1.22 | | | `SizeMemoryBackedVolumes` | `true` | Beta | 1.22 | |
| `StatefulSetAutoDeletePVC` | `false` | Alpha | 1.22 | |
| `StatefulSetMinReadySeconds` | `false` | Alpha | 1.22 | 1.22 | | `StatefulSetMinReadySeconds` | `false` | Alpha | 1.22 | 1.22 |
| `StatefulSetMinReadySeconds` | `true` | Beta | 1.23 | | | `StatefulSetMinReadySeconds` | `true` | Beta | 1.23 | |
| `StorageVersionAPI` | `false` | Alpha | 1.20 | | | `StorageVersionAPI` | `false` | Alpha | 1.20 | |
@ -197,13 +211,14 @@ different Kubernetes components.
| `SuspendJob` | `false` | Alpha | 1.21 | 1.21 | | `SuspendJob` | `false` | Alpha | 1.21 | 1.21 |
| `SuspendJob` | `true` | Beta | 1.22 | | | `SuspendJob` | `true` | Beta | 1.22 | |
| `TopologyAwareHints` | `false` | Alpha | 1.21 | 1.22 | | `TopologyAwareHints` | `false` | Alpha | 1.21 | 1.22 |
| `TopologyAwareHints` | `true` | Beta | 1.23 | | | `TopologyAwareHints` | `false` | Beta | 1.23 | |
| `TopologyManager` | `false` | Alpha | 1.16 | 1.17 | | `TopologyManager` | `false` | Alpha | 1.16 | 1.17 |
| `TopologyManager` | `true` | Beta | 1.18 | | | `TopologyManager` | `true` | Beta | 1.18 | |
| `VolumeCapacityPriority` | `false` | Alpha | 1.21 | - | | `VolumeCapacityPriority` | `false` | Alpha | 1.21 | - |
| `WinDSR` | `false` | Alpha | 1.14 | | | `WinDSR` | `false` | Alpha | 1.14 | |
| `WinOverlay` | `false` | Alpha | 1.14 | 1.19 | | `WinOverlay` | `false` | Alpha | 1.14 | 1.19 |
| `WinOverlay` | `true` | Beta | 1.20 | | | `WinOverlay` | `true` | Beta | 1.20 | |
| `WindowsHostProcessContainers` | `false` | Alpha | 1.22 | 1.22 |
| `WindowsHostProcessContainers` | `false` | Beta | 1.23 | | | `WindowsHostProcessContainers` | `false` | Beta | 1.23 | |
{{< /table >}} {{< /table >}}
@ -233,6 +248,8 @@ different Kubernetes components.
| `BoundServiceAccountTokenVolume` | `false` | Alpha | 1.13 | 1.20 | | `BoundServiceAccountTokenVolume` | `false` | Alpha | 1.13 | 1.20 |
| `BoundServiceAccountTokenVolume` | `true` | Beta | 1.21 | 1.21 | | `BoundServiceAccountTokenVolume` | `true` | Beta | 1.21 | 1.21 |
| `BoundServiceAccountTokenVolume` | `true` | GA | 1.22 | - | | `BoundServiceAccountTokenVolume` | `true` | GA | 1.22 | - |
| `ConfigurableFSGroupPolicy` | `false` | Alpha | 1.18 | 1.19 |
| `ConfigurableFSGroupPolicy` | `true` | Beta | 1.20 | 1.22 |
| `ConfigurableFSGroupPolicy` | `true` | GA | 1.23 | | | `ConfigurableFSGroupPolicy` | `true` | GA | 1.23 | |
| `CRIContainerLogRotation` | `false` | Alpha | 1.10 | 1.10 | | `CRIContainerLogRotation` | `false` | Alpha | 1.10 | 1.10 |
| `CRIContainerLogRotation` | `true` | Beta | 1.11 | 1.20 | | `CRIContainerLogRotation` | `true` | Beta | 1.11 | 1.20 |
@ -312,12 +329,12 @@ different Kubernetes components.
| `EndpointSliceProxying` | `false` | Alpha | 1.18 | 1.18 | | `EndpointSliceProxying` | `false` | Alpha | 1.18 | 1.18 |
| `EndpointSliceProxying` | `true` | Beta | 1.19 | 1.21 | | `EndpointSliceProxying` | `true` | Beta | 1.19 | 1.21 |
| `EndpointSliceProxying` | `true` | GA | 1.22 | - | | `EndpointSliceProxying` | `true` | GA | 1.22 | - |
| `ExperimentalCriticalPodAnnotation` | `false` | Alpha | 1.5 | 1.12 |
| `ExperimentalCriticalPodAnnotation` | `false` | Deprecated | 1.13 | - |
| `EvenPodsSpread` | `false` | Alpha | 1.16 | 1.17 | | `EvenPodsSpread` | `false` | Alpha | 1.16 | 1.17 |
| `EvenPodsSpread` | `true` | Beta | 1.18 | 1.18 | | `EvenPodsSpread` | `true` | Beta | 1.18 | 1.18 |
| `EvenPodsSpread` | `true` | GA | 1.19 | - | | `EvenPodsSpread` | `true` | GA | 1.19 | - |
| `ExecProbeTimeout` | `true` | GA | 1.20 | - | | `ExecProbeTimeout` | `true` | GA | 1.20 | - |
| `ExperimentalCriticalPodAnnotation` | `false` | Alpha | 1.5 | 1.12 |
| `ExperimentalCriticalPodAnnotation` | `false` | Deprecated | 1.13 | - |
| `ExternalPolicyForExternalIP` | `true` | GA | 1.18 | - | | `ExternalPolicyForExternalIP` | `true` | GA | 1.18 | - |
| `GCERegionalPersistentDisk` | `true` | Beta | 1.10 | 1.12 | | `GCERegionalPersistentDisk` | `true` | Beta | 1.10 | 1.12 |
| `GCERegionalPersistentDisk` | `true` | GA | 1.13 | - | | `GCERegionalPersistentDisk` | `true` | GA | 1.13 | - |
@ -330,9 +347,6 @@ different Kubernetes components.
| `HugePages` | `false` | Alpha | 1.8 | 1.9 | | `HugePages` | `false` | Alpha | 1.8 | 1.9 |
| `HugePages` | `true` | Beta| 1.10 | 1.13 | | `HugePages` | `true` | Beta| 1.10 | 1.13 |
| `HugePages` | `true` | GA | 1.14 | - | | `HugePages` | `true` | GA | 1.14 | - |
| `HugePageStorageMediumSize` | `false` | Alpha | 1.18 | 1.18 |
| `HugePageStorageMediumSize` | `true` | Beta | 1.19 | 1.21 |
| `HugePageStorageMediumSize` | `true` | GA | 1.22 | - |
| `HyperVContainer` | `false` | Alpha | 1.10 | 1.19 | | `HyperVContainer` | `false` | Alpha | 1.10 | 1.19 |
| `HyperVContainer` | `false` | Deprecated | 1.20 | - | | `HyperVContainer` | `false` | Deprecated | 1.20 | - |
| `ImmutableEphemeralVolumes` | `false` | Alpha | 1.18 | 1.18 | | `ImmutableEphemeralVolumes` | `false` | Alpha | 1.18 | 1.18 |
@ -351,9 +365,6 @@ different Kubernetes components.
| `KubeletPluginsWatcher` | `false` | Alpha | 1.11 | 1.11 | | `KubeletPluginsWatcher` | `false` | Alpha | 1.11 | 1.11 |
| `KubeletPluginsWatcher` | `true` | Beta | 1.12 | 1.12 | | `KubeletPluginsWatcher` | `true` | Beta | 1.12 | 1.12 |
| `KubeletPluginsWatcher` | `true` | GA | 1.13 | - | | `KubeletPluginsWatcher` | `true` | GA | 1.13 | - |
| `KubeletPodResources` | `false` | Alpha | 1.13 | 1.14 |
| `KubeletPodResources` | `true` | Beta | 1.15 | |
| `KubeletPodResources` | `true` | GA | 1.20 | |
| `LegacyNodeRoleBehavior` | `false` | Alpha | 1.16 | 1.18 | | `LegacyNodeRoleBehavior` | `false` | Alpha | 1.16 | 1.18 |
| `LegacyNodeRoleBehavior` | `true` | Beta | 1.19 | 1.20 | | `LegacyNodeRoleBehavior` | `true` | Beta | 1.19 | 1.20 |
| `LegacyNodeRoleBehavior` | `false` | GA | 1.21 | - | | `LegacyNodeRoleBehavior` | `false` | GA | 1.21 | - |
@ -375,7 +386,6 @@ different Kubernetes components.
| `PersistentLocalVolumes` | `false` | Alpha | 1.7 | 1.9 | | `PersistentLocalVolumes` | `false` | Alpha | 1.7 | 1.9 |
| `PersistentLocalVolumes` | `true` | Beta | 1.10 | 1.13 | | `PersistentLocalVolumes` | `true` | Beta | 1.10 | 1.13 |
| `PersistentLocalVolumes` | `true` | GA | 1.14 | - | | `PersistentLocalVolumes` | `true` | GA | 1.14 | - |
| `PodAndContainerStatsFromCRI` | `false` | Alpha | 1.23 | |
| `PodDisruptionBudget` | `false` | Alpha | 1.3 | 1.4 | | `PodDisruptionBudget` | `false` | Alpha | 1.3 | 1.4 |
| `PodDisruptionBudget` | `true` | Beta | 1.5 | 1.20 | | `PodDisruptionBudget` | `true` | Beta | 1.5 | 1.20 |
| `PodDisruptionBudget` | `true` | GA | 1.21 | - | | `PodDisruptionBudget` | `true` | GA | 1.21 | - |
@ -497,7 +507,6 @@ different Kubernetes components.
| `WindowsGMSA` | `false` | Alpha | 1.14 | 1.15 | | `WindowsGMSA` | `false` | Alpha | 1.14 | 1.15 |
| `WindowsGMSA` | `true` | Beta | 1.16 | 1.17 | | `WindowsGMSA` | `true` | Beta | 1.16 | 1.17 |
| `WindowsGMSA` | `true` | GA | 1.18 | - | | `WindowsGMSA` | `true` | GA | 1.18 | - |
| `WindowsHostProcessContainers` | `false` | Alpha | 1.22 |
| `WindowsRunAsUserName` | `false` | Alpha | 1.16 | 1.16 | | `WindowsRunAsUserName` | `false` | Alpha | 1.16 | 1.16 |
| `WindowsRunAsUserName` | `true` | Beta | 1.17 | 1.17 | | `WindowsRunAsUserName` | `true` | Beta | 1.17 | 1.17 |
| `WindowsRunAsUserName` | `true` | GA | 1.18 | - | | `WindowsRunAsUserName` | `true` | GA | 1.18 | - |
@ -586,6 +595,12 @@ Each feature gate is designed for enabling/disabling a specific feature:
(e.g. the cloud-controller-manager) in an HA cluster without downtime. (e.g. the cloud-controller-manager) in an HA cluster without downtime.
- `CPUManager`: Enable container level CPU affinity support, see - `CPUManager`: Enable container level CPU affinity support, see
[CPU Management Policies](/docs/tasks/administer-cluster/cpu-management-policies/). [CPU Management Policies](/docs/tasks/administer-cluster/cpu-management-policies/).
- `CPUManagerPolicyAlphaOptions`: This allows fine-tuning of CPUManager policies, experimental, Alpha-quality options
This feature gate guards *a group* of CPUManager options whose quality level is alpha.
This feature gate will never graduate to beta or stable.
- `CPUManagerPolicyBetaOptions`: This allows fine-tuning of CPUManager policies, experimental, Beta-quality options
This feature gate guards *a group* of CPUManager options whose quality level is beta.
This feature gate will never graduate to stable.
- `CPUManagerPolicyOptions`: Allow fine-tuning of CPUManager policies. - `CPUManagerPolicyOptions`: Allow fine-tuning of CPUManager policies.
- `CRIContainerLogRotation`: Enable container log rotation for CRI container runtime. The default max size of a log file is 10MB and the - `CRIContainerLogRotation`: Enable container log rotation for CRI container runtime. The default max size of a log file is 10MB and the
default max number of log files allowed for a container is 5. These values can be configured in the kubelet config. default max number of log files allowed for a container is 5. These values can be configured in the kubelet config.
@ -728,6 +743,8 @@ Each feature gate is designed for enabling/disabling a specific feature:
- `DisableCloudProviders`: Disables any functionality in `kube-apiserver`, - `DisableCloudProviders`: Disables any functionality in `kube-apiserver`,
`kube-controller-manager` and `kubelet` related to the `--cloud-provider` `kube-controller-manager` and `kubelet` related to the `--cloud-provider`
component flag. component flag.
- `DisableKubeletCloudCredentialProviders`: Disable the in-tree functionality in kubelet
to authenticate to a cloud provider container registry for image pull credentials.
- `DownwardAPIHugePages`: Enables usage of hugepages in - `DownwardAPIHugePages`: Enables usage of hugepages in
[downward API](/docs/tasks/inject-data-application/downward-api-volume-expose-pod-information). [downward API](/docs/tasks/inject-data-application/downward-api-volume-expose-pod-information).
- `DryRun`: Enable server-side [dry run](/docs/reference/using-api/api-concepts/#dry-run) requests - `DryRun`: Enable server-side [dry run](/docs/reference/using-api/api-concepts/#dry-run) requests
@ -792,7 +809,10 @@ Each feature gate is designed for enabling/disabling a specific feature:
and gracefully terminate pods running on the node. See and gracefully terminate pods running on the node. See
[Graceful Node Shutdown](/docs/concepts/architecture/nodes/#graceful-node-shutdown) [Graceful Node Shutdown](/docs/concepts/architecture/nodes/#graceful-node-shutdown)
for more details. for more details.
= `GracefulNodeShutdownBasedOnPodPriority`: Enables the kubelet to check Pod priorities
when shutting down a node gracefully.
- `GRPCContainerProbe`: Enables the gRPC probe method for {Liveness,Readiness,Startup}Probe. See [Configure Liveness, Readiness and Startup Probes](/docs/tasks/configure-pod-container/configure-liveness-readiness-startup-probes/#define-a-grpc-liveness-probe). - `GRPCContainerProbe`: Enables the gRPC probe method for {Liveness,Readiness,Startup}Probe. See [Configure Liveness, Readiness and Startup Probes](/docs/tasks/configure-pod-container/configure-liveness-readiness-startup-probes/#define-a-grpc-liveness-probe).
- `HonorPVReclaimPolicy`: Honor persistent volume reclaim policy when it is `Delete` irrespective of PV-PVC deletion ordering.
- `HPAContainerMetrics`: Enable the `HorizontalPodAutoscaler` to scale based on - `HPAContainerMetrics`: Enable the `HorizontalPodAutoscaler` to scale based on
metrics from individual containers in target pods. metrics from individual containers in target pods.
- `HPAScaleToZero`: Enables setting `minReplicas` to 0 for `HorizontalPodAutoscaler` - `HPAScaleToZero`: Enables setting `minReplicas` to 0 for `HorizontalPodAutoscaler`
@ -818,6 +838,10 @@ Each feature gate is designed for enabling/disabling a specific feature:
and volume controllers. and volume controllers.
- `InTreePluginOpenStackUnregister`: Stops registering the OpenStack cinder in-tree plugin in kubelet - `InTreePluginOpenStackUnregister`: Stops registering the OpenStack cinder in-tree plugin in kubelet
and volume controllers. and volume controllers.
- `InTreePluginPortworxUnregister`: Stops registering the Portworx in-tree plugin in kubelet
and volume controllers.
- `InTreePluginRBDUnregister`: Stops registering the RBD in-tree plugin in kubelet
and volume controllers.
- `InTreePluginvSphereUnregister`: Stops registering the vSphere in-tree plugin in kubelet - `InTreePluginvSphereUnregister`: Stops registering the vSphere in-tree plugin in kubelet
and volume controllers. and volume controllers.
- `IndexedJob`: Allows the [Job](/docs/concepts/workloads/controllers/job/) - `IndexedJob`: Allows the [Job](/docs/concepts/workloads/controllers/job/)
@ -889,6 +913,9 @@ Each feature gate is designed for enabling/disabling a specific feature:
Must be used with `KubeletConfiguration.failSwapOn` set to false. Must be used with `KubeletConfiguration.failSwapOn` set to false.
For more details, please see [swap memory](/docs/concepts/architecture/nodes/#swap-memory) For more details, please see [swap memory](/docs/concepts/architecture/nodes/#swap-memory)
- `NonPreemptingPriority`: Enable `preemptionPolicy` field for PriorityClass and Pod. - `NonPreemptingPriority`: Enable `preemptionPolicy` field for PriorityClass and Pod.
- `OpenAPIEnum`: Enables populating "enum" fields of OpenAPI schemas in the
spec returned from the API server.
- `OpenAPIv3`: Enables the API server to publish OpenAPI v3.
- `PVCProtection`: Enable the prevention of a PersistentVolumeClaim (PVC) from - `PVCProtection`: Enable the prevention of a PersistentVolumeClaim (PVC) from
being deleted when it is still used by any Pod. being deleted when it is still used by any Pod.
- `PodDeletionCost`: Enable the [Pod Deletion Cost](/docs/concepts/workloads/controllers/replicaset/#pod-deletion-cost) - `PodDeletionCost`: Enable the [Pod Deletion Cost](/docs/concepts/workloads/controllers/replicaset/#pod-deletion-cost)