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Update feature gates for v1.27

This commit is contained in:
Qiming Teng 2023-04-12 12:15:15 +08:00
parent 6a8fb0a453
commit 80ce7b0f57
2 changed files with 106 additions and 90 deletions
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83
content/en/docs/reference/command-line-tools-reference/feature-gates-removed.md
View File

@ -58,8 +58,22 @@ In the following table:
| `CSIDriverRegistry` | `false` | Alpha | 1.12 | 1.13 |
| `CSIDriverRegistry` | `true` | Beta | 1.14 | 1.17 |
| `CSIDriverRegistry` | `true` | GA | 1.18 | 1.21 |
| `CSIInlineVolume` | `false` | Alpha | 1.15 | 1.15 |
| `CSIInlineVolume` | `true` | Beta | 1.16 | 1.24 |
| `CSIInlineVolume` | `true` | GA | 1.25 | 1.26 |
| `CSIMigration` | `false` | Alpha | 1.14 | 1.16 |
| `CSIMigration` | `true` | Beta | 1.17 | 1.24 |
| `CSIMigration` | `true` | GA | 1.25 | 1.26 |
| `CSIMigrationAWS` | `false` | Alpha | 1.14 | 1.16 |
| `CSIMigrationAWS` | `false` | Beta | 1.17 | 1.22 |
| `CSIMigrationAWS` | `true` | Beta | 1.23 | 1.24 |
| `CSIMigrationAWS` | `true` | GA | 1.25 | 1.26 |
| `CSIMigrationAWSComplete` | `false` | Alpha | 1.17 | 1.20 |
| `CSIMigrationAWSComplete` | - | Deprecated | 1.21 | 1.21 |
| `CSIMigrationAzureDisk` | `false` | Alpha | 1.15 | 1.18 |
| `CSIMigrationAzureDisk` | `false` | Beta | 1.19 | 1.22 |
| `CSIMigrationAzureDisk` | `true` | Beta | 1.23 | 1.23 |
| `CSIMigrationAzureDisk` | `true` | GA | 1.24 | 1.26 |
| `CSIMigrationAzureDiskComplete` | `false` | Alpha | 1.17 | 1.20 |
| `CSIMigrationAzureDiskComplete` | - | Deprecated | 1.21 | 1.21 |
| `CSIMigrationAzureFileComplete` | `false` | Alpha | 1.17 | 1.20 |
@ -85,17 +99,17 @@ In the following table:
| `CSIVolumeFSGroupPolicy` | `false` | Alpha | 1.19 | 1.19 |
| `CSIVolumeFSGroupPolicy` | `true` | Beta | 1.20 | 1.22 |
| `CSIVolumeFSGroupPolicy` | `true` | GA | 1.23 | 1.25 |
| `CSRDuration` | `true` | Beta | 1.22 | 1.23 |
| `CSRDuration` | `true` | GA | 1.24 | 1.25 |
| `ConfigurableFSGroupPolicy` | `false` | Alpha | 1.18 | 1.19 |
| `ConfigurableFSGroupPolicy` | `true` | Beta | 1.20 | 1.22 |
| `ConfigurableFSGroupPolicy` | `true` | GA | 1.23 | 1.25 |
| `CronJobControllerV2` | `false` | Alpha | 1.20 | 1.20 |
| `CronJobControllerV2` | `true` | Beta | 1.21 | 1.21 |
| `CronJobControllerV2` | `true` | GA | 1.22 | 1.23 |
| `CSRDuration` | `true` | Beta | 1.22 | 1.23 |
| `CSRDuration` | `true` | GA | 1.24 | 1.25 |
| `ControllerManagerLeaderMigration` | `false` | Alpha | 1.21 | 1.21 |
| `ControllerManagerLeaderMigration` | `true` | Beta | 1.22 | 1.23 |
| `ControllerManagerLeaderMigration` | `true` | GA | 1.24 | 1.26 |
| `CronJobControllerV2` | `false` | Alpha | 1.20 | 1.20 |
| `CronJobControllerV2` | `true` | Beta | 1.21 | 1.21 |
| `CronJobControllerV2` | `true` | GA | 1.22 | 1.23 |
| `CustomPodDNS` | `false` | Alpha | 1.9 | 1.9 |
| `CustomPodDNS` | `true` | Beta| 1.10 | 1.13 |
| `CustomPodDNS` | `true` | GA | 1.14 | 1.16 |
@ -114,6 +128,9 @@ In the following table:
| `CustomResourceWebhookConversion` | `false` | Alpha | 1.13 | 1.14 |
| `CustomResourceWebhookConversion` | `true` | Beta | 1.15 | 1.15 |
| `CustomResourceWebhookConversion` | `true` | GA | 1.16 | 1.18 |
| `DaemonSetUpdateSurge` | `false` | Alpha | 1.21 | 1.21 |
| `DaemonSetUpdateSurge` | `true` | Beta | 1.22 | 1.24 |
| `DaemonSetUpdateSurge` | `true` | GA | 1.25 | 1.26 |
| `DefaultPodTopologySpread` | `false` | Alpha | 1.19 | 1.19 |
| `DefaultPodTopologySpread` | `true` | Beta | 1.20 | 1.23 |
| `DefaultPodTopologySpread` | `true` | GA | 1.24 | 1.25 |
@ -138,18 +155,21 @@ In the following table:
| `EndpointSliceProxying` | `false` | Alpha | 1.18 | 1.18 |
| `EndpointSliceProxying` | `true` | Beta | 1.19 | 1.21 |
| `EndpointSliceProxying` | `true` | GA | 1.22 | 1.24 |
| `EphemeralContainers` | `false` | Alpha | 1.16 | 1.22 |
| `EphemeralContainers` | `true` | Beta | 1.23 | 1.24 |
| `EphemeralContainers` | `true` | GA | 1.25 | 1.26 |
| `EvenPodsSpread` | `false` | Alpha | 1.16 | 1.17 |
| `EvenPodsSpread` | `true` | Beta | 1.18 | 1.18 |
| `EvenPodsSpread` | `true` | GA | 1.19 | 1.21 |
| `ExpandCSIVolumes` | `false` | Alpha | 1.14 | 1.15 |
| `ExpandCSIVolumes` | `true` | Beta | 1.16 | 1.23 |
| `ExpandCSIVolumes` | `true` | GA | 1.24 | 1.27 |
| `ExpandCSIVolumes` | `true` | GA | 1.24 | 1.26 |
| `ExpandInUsePersistentVolumes` | `false` | Alpha | 1.11 | 1.14 |
| `ExpandInUsePersistentVolumes` | `true` | Beta | 1.15 | 1.23 |
| `ExpandInUsePersistentVolumes` | `true` | GA | 1.24 | 1.27 |
| `ExpandInUsePersistentVolumes` | `true` | GA | 1.24 | 1.26 |
| `ExpandPersistentVolumes` | `false` | Alpha | 1.8 | 1.10 |
| `ExpandPersistentVolumes` | `true` | Beta | 1.11 | 1.23 |
| `ExpandPersistentVolumes` | `true` | GA | 1.24 | 1.27 |
| `ExpandPersistentVolumes` | `true` | GA | 1.24 | 1.26 |
| `ExperimentalCriticalPodAnnotation` | `false` | Alpha | 1.5 | 1.12 |
| `ExperimentalCriticalPodAnnotation` | `false` | Deprecated | 1.13 | 1.16 |
| `ExternalPolicyForExternalIP` | `true` | GA | 1.18 | 1.22 |
@ -171,7 +191,7 @@ In the following table:
| `IPv6DualStack` | `true` | GA | 1.23 | 1.24 |
| `IdentifyPodOS` | `false` | Alpha | 1.23 | 1.23 |
| `IdentifyPodOS` | `true` | Beta | 1.24 | 1.24 |
| `IdentifyPodOS` | `true` | GA | 1.25 | 1.27 |
| `IdentifyPodOS` | `true` | GA | 1.25 | 1.26 |
| `ImmutableEphemeralVolumes` | `false` | Alpha | 1.18 | 1.18 |
| `ImmutableEphemeralVolumes` | `true` | Beta | 1.19 | 1.20 |
| `ImmutableEphemeralVolumes` | `true` | GA | 1.21 | 1.24 |
@ -191,6 +211,9 @@ In the following table:
| `LegacyNodeRoleBehavior` | `false` | Alpha | 1.16 | 1.18 |
| `LegacyNodeRoleBehavior` | `true` | Beta | 1.19 | 1.20 |
| `LegacyNodeRoleBehavior` | `false` | GA | 1.21 | 1.22 |
| `LocalStorageCapacityIsolation` | `false` | Alpha | 1.7 | 1.9 |
| `LocalStorageCapacityIsolation` | `true` | Beta | 1.10 | 1.24 |
| `LocalStorageCapacityIsolation` | `true` | GA | 1.25 | 1.26 |
| `MountContainers` | `false` | Alpha | 1.9 | 1.16 |
| `MountContainers` | `false` | Deprecated | 1.17 | 1.17 |
| `MountPropagation` | `false` | Alpha | 1.8 | 1.9 |
@ -198,6 +221,9 @@ In the following table:
| `MountPropagation` | `true` | GA | 1.12 | 1.14 |
| `NamespaceDefaultLabelName` | `true` | Beta | 1.21 | 1.21 |
| `NamespaceDefaultLabelName` | `true` | GA | 1.22 | 1.23 |
| `NetworkPolicyEndPort` | `false` | Alpha | 1.21 | 1.21 |
| `NetworkPolicyEndPort` | `true` | Beta | 1.22 | 1.24 |
| `NetworkPolicyEndPort` | `true` | GA | 1.25 | 1.26 |
| `NodeDisruptionExclusion` | `false` | Alpha | 1.16 | 1.18 |
| `NodeDisruptionExclusion` | `true` | Beta | 1.19 | 1.20 |
| `NodeDisruptionExclusion` | `true` | GA | 1.21 | 1.22 |
@ -285,6 +311,9 @@ In the following table:
| `StartupProbe` | `false` | Alpha | 1.16 | 1.17 |
| `StartupProbe` | `true` | Beta | 1.18 | 1.19 |
| `StartupProbe` | `true` | GA | 1.20 | 1.23 |
| `StatefulSetMinReadySeconds` | `false` | Alpha | 1.22 | 1.22 |
| `StatefulSetMinReadySeconds` | `true` | Beta | 1.23 | 1.24 |
| `StatefulSetMinReadySeconds` | `true` | GA | 1.25 | 1.26 |
| `StorageObjectInUseProtection` | `true` | Beta | 1.10 | 1.10 |
| `StorageObjectInUseProtection` | `true` | GA | 1.11 | 1.24 |
| `StreamingProxyRedirects` | `false` | Beta | 1.5 | 1.5 |
@ -400,6 +429,18 @@ In the following table:
- `CSIDriverRegistry`: Enable all logic related to the CSIDriver API object in
`csi.storage.k8s.io`.
- `CSIInlineVolume`: Enable CSI Inline volumes support for pods.
- `CSIMigration`: Enables shims and translation logic to route volume
operations from in-tree plugins to corresponding pre-installed CSI plugins
- `CSIMigrationAWS`: Enables shims and translation logic to route volume
operations from the AWS-EBS in-tree plugin to EBS CSI plugin. Supports
falling back to in-tree EBS plugin for mount operations to nodes that have
the feature disabled or that do not have EBS CSI plugin installed and
configured. Does not support falling back for provision operations, for those
the CSI plugin must be installed and configured.
- `CSIMigrationAWSComplete`: Stops registering the EBS in-tree plugin in
kubelet and volume controllers and enables shims and translation logic to
route volume operations from the AWS-EBS in-tree plugin to EBS CSI plugin.
@ -408,6 +449,14 @@ In the following table:
been deprecated in favor of the `InTreePluginAWSUnregister` feature flag
which prevents the registration of in-tree EBS plugin.
- `CSIMigrationAzureDisk`: Enables shims and translation logic to route volume
operations from the Azure-Disk in-tree plugin to AzureDisk CSI plugin.
Supports falling back to in-tree AzureDisk plugin for mount operations to
nodes that have the feature disabled or that do not have AzureDisk CSI plugin
installed and configured. Does not support falling back for provision
operations, for those the CSI plugin must be installed and configured.
Requires CSIMigration feature flag enabled.
- `CSIMigrationAzureDiskComplete`: Stops registering the Azure-Disk in-tree
plugin in kubelet and volume controllers and enables shims and translation
logic to route volume operations from the Azure-Disk in-tree plugin to
@ -508,6 +557,10 @@ In the following table:
- `CustomResourceWebhookConversion`: Enable webhook-based conversion
on resources created from [CustomResourceDefinition](/docs/concepts/extend-kubernetes/api-extension/custom-resources/).
- `DaemonSetUpdateSurge`: Enables the DaemonSet workloads to maintain
availability during update per node.
See [Perform a Rolling Update on a DaemonSet](/docs/tasks/manage-daemon/update-daemon-set/).
- `DefaultPodTopologySpread`: Enables the use of `PodTopologySpread` scheduling plugin to do
[default spreading](/docs/concepts/scheduling-eviction/topology-spread-constraints/#internal-default-constraints).
@ -540,6 +593,10 @@ In the following table:
Endpoints, enabling scalability and performance improvements. See
[Enabling Endpoint Slices](/docs/concepts/services-networking/endpoint-slices/).
- `EphemeralContainers`: Enable the ability to add
{{< glossary_tooltip text="ephemeral containers" term_id="ephemeral-container" >}}
to running Pods.
- `EvenPodsSpread`: Enable pods to be scheduled evenly across topology domains. See
[Pod Topology Spread Constraints](/docs/concepts/scheduling-eviction/topology-spread-constraints/).
@ -608,6 +665,11 @@ In the following table:
node disruption will ignore the `node-role.kubernetes.io/master` label in favor of the
feature-specific labels provided by `NodeDisruptionExclusion` and `ServiceNodeExclusion`.
- `LocalStorageCapacityIsolation`: Enable the consumption of
[local ephemeral storage](/docs/concepts/configuration/manage-resources-containers/)
and also the `sizeLimit` property of an
[emptyDir volume](/docs/concepts/storage/volumes/#emptydir).
- `MountContainers`: Enable using utility containers on host as the volume mounter.
- `MountPropagation`: Enable sharing volume mounted by one container to other containers or pods.
@ -718,6 +780,9 @@ In the following table:
- `StartupProbe`: Enable the [startup](/docs/concepts/workloads/pods/pod-lifecycle/#when-should-you-use-a-startup-probe)
probe in the kubelet.
- `StatefulSetMinReadySeconds`: Allows `minReadySeconds` to be respected by
the StatefulSet controller.
- `StorageObjectInUseProtection`: Postpone the deletion of PersistentVolume or
PersistentVolumeClaim objects if they are still being used.

113
content/en/docs/reference/command-line-tools-reference/feature-gates.md
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@ -56,7 +56,6 @@ For a reference to old feature gates that are removed, please refer to
| Feature | Default | Stage | Since | Until |
|---------|---------|-------|-------|-------|
| `AdmissionWebhookMatchConditions` | `false` | Alpha | 1.27 | |
| `APIListChunking` | `false` | Alpha | 1.8 | 1.8 |
| `APIListChunking` | `true` | Beta | 1.9 | |
| `APIPriorityAndFairness` | `false` | Alpha | 1.18 | 1.19 |
@ -69,6 +68,7 @@ For a reference to old feature gates that are removed, please refer to
| `APIServerIdentity` | `true` | Beta | 1.26 | |
| `APIServerTracing` | `false` | Alpha | 1.22 | 1.26 |
| `APIServerTracing` | `true` | Beta | 1.27 | |
| `AdmissionWebhookMatchConditions` | `false` | Alpha | 1.27 | |
| `AggregatedDiscoveryEndpoint` | `false` | Alpha | 1.26 | 1.26 |
| `AggregatedDiscoveryEndpoint` | `true` | Beta | 1.27 | |
| `AnyVolumeDataSource` | `false` | Alpha | 1.18 | 1.23 |
@ -84,7 +84,9 @@ For a reference to old feature gates that are removed, please refer to
| `CSINodeExpandSecret` | `false` | Alpha | 1.25 | 1.26 |
| `CSINodeExpandSecret` | `true` | Beta | 1.27 | |
| `CSIVolumeHealth` | `false` | Alpha | 1.21 | |
| `CloudControllerManagerWebhook` | false | Alpha | 1.27 | |
| `CloudDualStackNodeIPs` | false | Alpha | 1.27 | |
| `ClusterTrustBundle` | false | Alpha | 1.27 | |
| `ComponentSLIs` | `false` | Alpha | 1.26 | 1.26 |
| `ComponentSLIs` | `true` | Beta | 1.27 | |
| `ContainerCheckpoint` | `false` | Alpha | 1.25 | |
@ -110,7 +112,9 @@ For a reference to old feature gates that are removed, please refer to
| `HPAContainerMetrics` | `true` | Beta | 1.27 | |
| `HPAScaleToZero` | `false` | Alpha | 1.16 | |
| `HonorPVReclaimPolicy` | `false` | Alpha | 1.23 | |
| `IPTablesOwnershipCleanup` | `false` | Alpha | 1.25 | |
| `IPTablesOwnershipCleanup` | `false` | Alpha | 1.25 | 1.26 |
| `IPTablesOwnershipCleanup` | `true` | Beta | 1.27 | |
| `InPlacePodVerticalScaling` | `false` | Alpha | 1.27 | |
| `InTreePluginAWSUnregister` | `false` | Alpha | 1.21 | |
| `InTreePluginAzureDiskUnregister` | `false` | Alpha | 1.21 | |
| `InTreePluginAzureFileUnregister` | `false` | Alpha | 1.21 | |
@ -123,14 +127,15 @@ For a reference to old feature gates that are removed, please refer to
| `JobPodFailurePolicy` | `true` | Beta | 1.26 | |
| `JobReadyPods` | `false` | Alpha | 1.23 | 1.23 |
| `JobReadyPods` | `true` | Beta | 1.24 | |
| `KMSv2` | `false` | Alpha | 1.25 | |
| `KMSv2` | `false` | Alpha | 1.25 | 1.26 |
| `KMSv2` | `true` | Beta | 1.27 | |
| `KubeletInUserNamespace` | `false` | Alpha | 1.22 | |
| `KubeletPodResources` | `false` | Alpha | 1.13 | 1.14 |
| `KubeletPodResources` | `true` | Beta | 1.15 | |
| `KubeletPodResourcesDynamicResources` | `false` | Alpha | 1.27 | |
| `KubeletPodResourcesGet` | `false` | Alpha | 1.27 | |
| `KubeletPodResourcesGetAllocatable` | `false` | Alpha | 1.21 | 1.22 |
| `KubeletPodResourcesGetAllocatable` | `true` | Beta | 1.23 | |
| `KubeletPodResourcesDynamicResources` | `false` | Alpha | 1.27 | |
| `KubeletTracing` | `false` | Alpha | 1.25 | 1.26 |
| `KubeletTracing` | `true` | Beta | 1.27 | |
| `LegacyServiceAccountTokenTracking` | `false` | Alpha | 1.26 | 1.26 |
@ -149,10 +154,8 @@ For a reference to old feature gates that are removed, please refer to
| `MinDomainsInPodTopologySpread` | `false` | Alpha | 1.24 | 1.24 |
| `MinDomainsInPodTopologySpread` | `false` | Beta | 1.25 | 1.26 |
| `MinDomainsInPodTopologySpread` | `true` | Beta | 1.27 | |
| `MixedProtocolLBService` | `false` | Alpha | 1.20 | 1.23 |
| `MixedProtocolLBService` | `true` | Beta | 1.24 | |
| `MinDomainsInPodTopologySpread` | `false` | Beta | 1.25 | |
| `MinimizeIPTablesRestore` | `false` | Alpha | 1.26 | - |
| `MinimizeIPTablesRestore` | `false` | Alpha | 1.26 | 1.26 |
| `MinimizeIPTablesRestore` | `true` | Beta | 1.27 | |
| `MultiCIDRRangeAllocator` | `false` | Alpha | 1.25 | |
| `MultiCIDRServiceAllocator` | `false` | Alpha | 1.27 | |
| `NetworkPolicyStatus` | `false` | Alpha | 1.24 | |
@ -193,9 +196,11 @@ For a reference to old feature gates that are removed, please refer to
| `RotateKubeletServerCertificate` | `true` | Beta | 1.12 | |
| `SELinuxMountReadWriteOncePod` | `false` | Alpha | 1.25 | 1.26 |
| `SELinuxMountReadWriteOncePod` | `true` | Beta | 1.27 | |
| `SecurityContextDeny` | `false` | Alpha | 1.27 | |
| `ServiceNodePortStaticSubrange` | `false` | Alpha | 1.27 | |
| `SizeMemoryBackedVolumes` | `false` | Alpha | 1.20 | 1.21 |
| `SizeMemoryBackedVolumes` | `true` | Beta | 1.22 | |
| `StableLoadBalancerNodeGet` | `true` | Beta | 1.27 | |
| `StatefulSetAutoDeletePVC` | `false` | Alpha | 1.22 | 1.26 |
| `StatefulSetAutoDeletePVC` | `false` | Beta | 1.27 | |
| `StatefulSetStartOrdinal` | `false` | Alpha | 1.26 | 1.26 |
@ -231,20 +236,6 @@ For a reference to old feature gates that are removed, please refer to
| `CPUManager` | `false` | Alpha | 1.8 | 1.9 |
| `CPUManager` | `true` | Beta | 1.10 | 1.25 |
| `CPUManager` | `true` | GA | 1.26 | - |
| `CSIInlineVolume` | `false` | Alpha | 1.15 | 1.15 |
| `CSIInlineVolume` | `true` | Beta | 1.16 | 1.24 |
| `CSIInlineVolume` | `true` | GA | 1.25 | - |
| `CSIMigration` | `false` | Alpha | 1.14 | 1.16 |
| `CSIMigration` | `true` | Beta | 1.17 | 1.24 |
| `CSIMigration` | `true` | GA | 1.25 | - |
| `CSIMigrationAWS` | `false` | Alpha | 1.14 | 1.16 |
| `CSIMigrationAWS` | `false` | Beta | 1.17 | 1.22 |
| `CSIMigrationAWS` | `true` | Beta | 1.23 | 1.24 |
| `CSIMigrationAWS` | `true` | GA | 1.25 | - |
| `CSIMigrationAzureDisk` | `false` | Alpha | 1.15 | 1.18 |
| `CSIMigrationAzureDisk` | `false` | Beta | 1.19 | 1.22 |
| `CSIMigrationAzureDisk` | `true` | Beta | 1.23 | 1.23 |
| `CSIMigrationAzureDisk` | `true` | GA | 1.24 | |
| `CSIMigrationAzureFile` | `false` | Alpha | 1.15 | 1.20 |
| `CSIMigrationAzureFile` | `false` | Beta | 1.21 | 1.23 |
| `CSIMigrationAzureFile` | `true` | Beta | 1.24 | 1.25 |
@ -264,9 +255,6 @@ For a reference to old feature gates that are removed, please refer to
| `CronJobTimeZone` | `false` | Alpha | 1.24 | 1.24 |
| `CronJobTimeZone` | `true` | Beta | 1.25 | 1.26 |
| `CronJobTimeZone` | `true` | GA | 1.27 | - |
| `DaemonSetUpdateSurge` | `false` | Alpha | 1.21 | 1.21 |
| `DaemonSetUpdateSurge` | `true` | Beta | 1.22 | 1.24 |
| `DaemonSetUpdateSurge` | `true` | GA | 1.25 | - |
| `DelegateFSGroupToCSIDriver` | `false` | Alpha | 1.22 | 1.22 |
| `DelegateFSGroupToCSIDriver` | `true` | Beta | 1.23 | 1.25 |
| `DelegateFSGroupToCSIDriver` | `true` | GA | 1.26 |-|
@ -289,18 +277,12 @@ For a reference to old feature gates that are removed, please refer to
| `EndpointSliceTerminatingCondition` | `false` | Alpha | 1.20 | 1.21 |
| `EndpointSliceTerminatingCondition` | `true` | Beta | 1.22 | 1.25 |
| `EndpointSliceTerminatingCondition` | `true` | GA | 1.26 | |
| `EphemeralContainers` | `false` | Alpha | 1.16 | 1.22 |
| `EphemeralContainers` | `true` | Beta | 1.23 | 1.24 |
| `EphemeralContainers` | `true` | GA | 1.25 | - |
| `ExecProbeTimeout` | `true` | GA | 1.20 | - |
| `JobMutableNodeSchedulingDirectives` | `true` | Beta | 1.23 | 1.26 |
| `JobMutableNodeSchedulingDirectives` | `true` | GA | 1.27 | |
| `GRPCContainerProbe` | `false` | Alpha | 1.23 | 1.23 |
| `GRPCContainerProbe` | `true` | Beta | 1.24 | 1.26 |
| `GRPCContainerProbe` | `true` | GA | 1.27 | |
| `IdentifyPodOS` | `false` | Alpha | 1.23 | 1.23 |
| `IdentifyPodOS` | `true` | Beta | 1.24 | 1.24 |
| `IdentifyPodOS` | `true` | GA | 1.25 | - |
| `JobMutableNodeSchedulingDirectives` | `true` | Beta | 1.23 | 1.26 |
| `JobMutableNodeSchedulingDirectives` | `true` | GA | 1.27 | |
| `JobTrackingWithFinalizers` | `false` | Alpha | 1.22 | 1.22 |
| `JobTrackingWithFinalizers` | `false` | Beta | 1.23 | 1.24 |
| `JobTrackingWithFinalizers` | `true` | Beta | 1.25 | 1.25 |
@ -310,15 +292,12 @@ For a reference to old feature gates that are removed, please refer to
| `KubeletCredentialProviders` | `true` | GA | 1.26 | - |
| `LegacyServiceAccountTokenNoAutoGeneration` | `true` | Beta | 1.24 | 1.25 |
| `LegacyServiceAccountTokenNoAutoGeneration` | `true` | GA | 1.26 | - |
| `LocalStorageCapacityIsolation` | `false` | Alpha | 1.7 | 1.9 |
| `LocalStorageCapacityIsolation` | `true` | Beta | 1.10 | 1.24 |
| `LocalStorageCapacityIsolation` | `true` | GA | 1.25 | - |
| `MixedProtocolLBService` | `false` | Alpha | 1.20 | 1.23 |
| `MixedProtocolLBService` | `true` | Beta | 1.24 | 1.25 |
| `MixedProtocolLBService` | `true` | GA | 1.26 | - |
| `NetworkPolicyEndPort` | `false` | Alpha | 1.21 | 1.21 |
| `NetworkPolicyEndPort` | `true` | Beta | 1.22 | 1.24 |
| `NetworkPolicyEndPort` | `true` | GA | 1.25 | - |
| `OpenAPIV3` | `false` | Alpha | 1.23 | 1.23 |
| `OpenAPIV3` | `true` | Beta | 1.24 | 1.26 |
| `OpenAPIV3` | `true` | GA | 1.27 | - |
| `PodSecurity` | `false` | Alpha | 1.22 | 1.22 |
| `PodSecurity` | `true` | Beta | 1.23 | 1.24 |
| `PodSecurity` | `true` | GA | 1.25 | |
@ -334,18 +313,12 @@ For a reference to old feature gates that are removed, please refer to
| `ServerSideFieldValidation` | `false` | Alpha | 1.23 | 1.24 |
| `ServerSideFieldValidation` | `true` | Beta | 1.25 | 1.26 |
| `ServerSideFieldValidation` | `true` | GA | 1.27 | - |
| `OpenAPIV3` | `false` | Alpha | 1.23 | 1.23 |
| `OpenAPIV3` | `true` | Beta | 1.24 | 1.26 |
| `OpenAPIV3` | `true` | GA | 1.27 | - |
| `ServiceIPStaticSubrange` | `false` | Alpha | 1.24 | 1.24 |
| `ServiceIPStaticSubrange` | `true` | Beta | 1.25 | 1.25 |
| `ServiceIPStaticSubrange` | `true` | GA | 1.26 | - |
| `ServiceInternalTrafficPolicy` | `false` | Alpha | 1.21 | 1.21 |
| `ServiceInternalTrafficPolicy` | `true` | Beta | 1.22 | 1.25 |
| `ServiceInternalTrafficPolicy` | `true` | GA | 1.26 | - |
| `StatefulSetMinReadySeconds` | `false` | Alpha | 1.22 | 1.22 |
| `StatefulSetMinReadySeconds` | `true` | Beta | 1.23 | 1.24 |
| `StatefulSetMinReadySeconds` | `true` | GA | 1.25 | - |
| `TopologyManager` | `false` | Alpha | 1.16 | 1.17 |
| `TopologyManager` | `true` | Beta | 1.18 | 1.26 |
| `TopologyManager` | `true` | GA | 1.27 | - |
@ -400,7 +373,8 @@ A *General Availability* (GA) feature is also referred to as a *stable* feature.
Each feature gate is designed for enabling/disabling a specific feature:
- `AdmissionWebhookMatchConditions`: Enable [match conditions](/docs/reference/access-authn-authz/extensible-admission-controllers/#matching-requests-matchconditions) on mutating & validating admission webhooks.
- `AdmissionWebhookMatchConditions`: Enable [match conditions](/docs/reference/access-authn-authz/extensible-admission-controllers/#matching-requests-matchconditions)
on mutating & validating admission webhooks.
- `APIListChunking`: Enable the API clients to retrieve (`LIST` or `GET`)
resources from API server in chunks.
- `APIPriorityAndFairness`: Enable managing request concurrency with
@ -420,11 +394,6 @@ Each feature gate is designed for enabling/disabling a specific feature:
{{< glossary_tooltip text="PVC" term_id="persistent-volume-claim" >}}.
- `AppArmor`: Enable use of AppArmor mandatory access control for Pods running on Linux nodes.
See [AppArmor Tutorial](/docs/tutorials/security/apparmor/) for more details.
- `CloudDualStackNodeIPs`: Enables dual-stack `kubelet --node-ip` with external cloud providers.
See [Configure IPv4/IPv6 dual-stack](/docs/concepts/services-networking/dual-stack/#configure-ipv4-ipv6-dual-stack)
for more details.
- `ContainerCheckpoint`: Enables the kubelet `checkpoint` API.
See [Kubelet Checkpoint API](/docs/reference/node/kubelet-checkpoint-api/) for more details.
- `CPUManager`: Enable container level CPU affinity support, see
[CPU Management Policies](/docs/tasks/administer-cluster/cpu-management-policies/).
- `CPUManagerPolicyAlphaOptions`: This allows fine-tuning of CPUManager policies,
@ -436,22 +405,6 @@ Each feature gate is designed for enabling/disabling a specific feature:
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.
- `CSIInlineVolume`: Enable CSI Inline volumes support for pods.
- `CSIMigration`: Enables shims and translation logic to route volume
operations from in-tree plugins to corresponding pre-installed CSI plugins
- `CSIMigrationAWS`: Enables shims and translation logic to route volume
operations from the AWS-EBS in-tree plugin to EBS CSI plugin. Supports
falling back to in-tree EBS plugin for mount operations to nodes that have
the feature disabled or that do not have EBS CSI plugin installed and
configured. Does not support falling back for provision operations, for those
the CSI plugin must be installed and configured.
- `CSIMigrationAzureDisk`: Enables shims and translation logic to route volume
operations from the Azure-Disk in-tree plugin to AzureDisk CSI plugin.
Supports falling back to in-tree AzureDisk plugin for mount operations to
nodes that have the feature disabled or that do not have AzureDisk CSI plugin
installed and configured. Does not support falling back for provision
operations, for those the CSI plugin must be installed and configured.
Requires CSIMigration feature flag enabled.
- `CSIMigrationAzureFile`: Enables shims and translation logic to route volume
operations from the Azure-File in-tree plugin to AzureFile CSI plugin.
Supports falling back to in-tree AzureFile plugin for mount operations to
@ -489,11 +442,18 @@ Each feature gate is designed for enabling/disabling a specific feature:
[Storage Capacity](/docs/concepts/storage/storage-capacity/).
Check the [`csi` volume type](/docs/concepts/storage/volumes/#csi) documentation for more details.
- `CSIVolumeHealth`: Enable support for CSI volume health monitoring on node.
- `CloudControllerManagerWebhook`: Enable webhooks in cloud controller manager.
- `CloudDualStackNodeIPs`: Enables dual-stack `kubelet --node-ip` with external cloud providers.
See [Configure IPv4/IPv6 dual-stack](/docs/concepts/services-networking/dual-stack/#configure-ipv4-ipv6-dual-stack)
for more details.
- `ClusterTrustBundle`: Enable ClusterTrustBundle objects and kubelet integration.
- `ComponentSLIs`: Enable the `/metrics/slis` endpoint on Kubernetes components like
kubelet, kube-scheduler, kube-proxy, kube-controller-manager, cloud-controller-manager
allowing you to scrape health check metrics.
- `ConsistentHTTPGetHandlers`: Normalize HTTP get URL and Header passing for lifecycle
handlers with probers.
- `ContainerCheckpoint`: Enables the kubelet `checkpoint` API.
See [Kubelet Checkpoint API](/docs/reference/node/kubelet-checkpoint-api/) for more details.
- `ContextualLogging`: When you enable this feature gate, Kubernetes components that support
contextual logging add extra detail to log output.
- `CronJobTimeZone`: Allow the use of the `timeZone` optional field in [CronJobs](/docs/concepts/workloads/controllers/cron-jobs/)
@ -505,9 +465,6 @@ Each feature gate is designed for enabling/disabling a specific feature:
- `CustomResourceValidationExpressions`: Enable expression language validation in CRD
which will validate customer resource based on validation rules written in
the `x-kubernetes-validations` extension.
- `DaemonSetUpdateSurge`: Enables the DaemonSet workloads to maintain
availability during update per node.
See [Perform a Rolling Update on a DaemonSet](/docs/tasks/manage-daemon/update-daemon-set/).
- `DelegateFSGroupToCSIDriver`: If supported by the CSI driver, delegates the
role of applying `fsGroup` from a Pod's `securityContext` to the driver by
passing `fsGroup` through the NodeStageVolume and NodePublishVolume CSI calls.
@ -534,9 +491,6 @@ Each feature gate is designed for enabling/disabling a specific feature:
condition fields.
- `EfficientWatchResumption`: Allows for storage-originated bookmark (progress
notify) events to be delivered to the users. This is only applied to watch operations.
- `EphemeralContainers`: Enable the ability to add
{{< glossary_tooltip text="ephemeral containers" term_id="ephemeral-container" >}}
to running pods.
- `EventedPLEG`: Enable support for the kubelet to receive container life cycle events from the
{{< glossary_tooltip text="container runtime" term_id="container-runtime" >}} via
an extension to {{<glossary_tooltip term_id="cri" text="CRI">}}.
@ -576,6 +530,7 @@ Each feature gate is designed for enabling/disabling a specific feature:
- `HPAScaleToZero`: Enables setting `minReplicas` to 0 for `HorizontalPodAutoscaler`
resources when using custom or external metrics.
- `IPTablesOwnershipCleanup`: This causes kubelet to no longer create legacy iptables rules.
- `InPlacePodVerticalScaling`: Enables in-place Pod vertical scaling.
- `InTreePluginAWSUnregister`: Stops registering the aws-ebs in-tree plugin in kubelet
and volume controllers.
- `InTreePluginAzureDiskUnregister`: Stops registering the azuredisk in-tree plugin in kubelet
@ -632,10 +587,6 @@ Each feature gate is designed for enabling/disabling a specific feature:
[service account tokens](/docs/reference/access-authn-authz/authentication/#service-account-tokens).
- `LegacyServiceAccountTokenTracking`: Track usage of Secret-based
[service account tokens](/docs/reference/access-authn-authz/authentication/#service-account-tokens).
- `LocalStorageCapacityIsolation`: Enable the consumption of
[local ephemeral storage](/docs/concepts/configuration/manage-resources-containers/)
and also the `sizeLimit` property of an
[emptyDir volume](/docs/concepts/storage/volumes/#emptydir).
- `LocalStorageCapacityIsolationFSQuotaMonitoring`: When `LocalStorageCapacityIsolation`
is enabled for
[local ephemeral storage](/docs/concepts/configuration/manage-resources-containers/)
@ -665,8 +616,6 @@ Each feature gate is designed for enabling/disabling a specific feature:
Service instance.
- `MultiCIDRRangeAllocator`: Enables the MultiCIDR range allocator.
- `MultiCIDRServiceAllocator`: Track IP address allocations for Service cluster IPs using IPAddress objects.
- `NetworkPolicyEndPort`: Enable use of the field `endPort` in NetworkPolicy objects,
allowing the selection of a port range instead of a single port.
- `NetworkPolicyStatus`: Enable the `status` subresource for NetworkPolicy objects.
- `NewVolumeManagerReconstruction`: Enable improved discovery of mounted volumes during kubelet
startup.
@ -684,6 +633,7 @@ Each feature gate is designed for enabling/disabling a specific feature:
- `NodeInclusionPolicyInPodTopologySpread`: Enable using `nodeAffinityPolicy` and `nodeTaintsPolicy` in
[Pod topology spread constraints](/docs/concepts/scheduling-eviction/topology-spread-constraints/)
when calculating pod topology spread skew.
- `NodeLogQuery`: Enables querying logs of node services using the `/logs` endpoint.
- `NodeOutOfServiceVolumeDetach`: When a Node is marked out-of-service using the
`node.kubernetes.io/out-of-service` taint, Pods on the node will be forcefully deleted
if they can not tolerate this taint, and the volume detach operations for Pods terminating
@ -739,6 +689,7 @@ Each feature gate is designed for enabling/disabling a specific feature:
- `SeccompDefault`: Enables the use of `RuntimeDefault` as the default seccomp profile
for all workloads.
The seccomp profile is specified in the `securityContext` of a Pod and/or a Container.
- `SecurityContextDeny`: This gate signals that the `SecurityContextDeny` admission controller is deprecated.
- `ServerSideApply`: Enables the [Sever Side Apply (SSA)](/docs/reference/using-api/server-side-apply/)
feature on the API Server.
- `ServerSideFieldValidation`: Enables server-side field validation. This means the validation
@ -753,8 +704,8 @@ Each feature gate is designed for enabling/disabling a specific feature:
for more details.
- `SizeMemoryBackedVolumes`: Enable kubelets to determine the size limit for
memory-backed volumes (mainly `emptyDir` volumes).
- `StatefulSetMinReadySeconds`: Allows `minReadySeconds` to be respected by
the StatefulSet controller.
- `StableLoadBalancerNodeGet`: Enables less load balancer re-configurations by
the service controller (KCCM) as an effect of changing node state.
- `StatefulSetStartOrdinal`: Allow configuration of the start ordinal in a
StatefulSet. See
[Start ordinal](/docs/concepts/workloads/controllers/statefulset/#start-ordinal)