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MAKOSCAFEE
2019-06-19 19:10:18 +03:00
parent b42f019aae 42cbe1256e
commit 8781518d32
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content/en/docs/reference/command-line-tools-reference/feature-gates.md
+14 -13
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@@ -17,7 +17,7 @@ Feature gates are a set of key=value pairs that describe alpha or experimental
features.
An administrator can use the `--feature-gates` command line flag on each component
to turn a feature on or off. Each component supports a set of feature gates unique to that component.
Use `-h` flag to see a full set of feature gates for all components.
Use `-h` flag to see a full set of feature gates for all components.
To set feature gates for a component, such as kubelet, use the `--feature-gates` flag assigned to a list of feature pairs:
```shell
@@ -50,7 +50,6 @@ different Kubernetes components.
| `BlockVolume` | `false` | Alpha | 1.9 | |
| `BlockVolume` | `true` | Beta | 1.13 | - |
| `BoundServiceAccountTokenVolume` | `false` | Alpha | 1.13 | |
| `CPUCFSQuotaPeriod` | `false` | Alpha | 1.12 | |
| `CPUManager` | `false` | Alpha | 1.8 | 1.9 |
| `CPUManager` | `true` | Beta | 1.10 | |
| `CRIContainerLogRotation` | `false` | Alpha | 1.10 | 1.10 |
@@ -71,6 +70,7 @@ different Kubernetes components.
| `CSIPersistentVolume` | `false` | Alpha | 1.9 | 1.9 |
| `CSIPersistentVolume` | `true` | Beta | 1.10 | 1.12 |
| `CSIPersistentVolume` | `true` | GA | 1.13 | - |
| `CustomCPUCFSQuotaPeriod` | `false` | Alpha | 1.12 | |
| `CustomPodDNS` | `false` | Alpha | 1.9 | 1.9 |
| `CustomPodDNS` | `true` | Beta| 1.10 | |
| `CustomResourceSubresources` | `false` | Alpha | 1.10 | 1.11 |
@@ -98,9 +98,11 @@ different Kubernetes components.
| `GCERegionalPersistentDisk` | `true` | Beta | 1.10 | 1.12 |
| `GCERegionalPersistentDisk` | `true` | GA | 1.13 | - |
| `HugePages` | `false` | Alpha | 1.8 | 1.9 |
| `HugePages` | `true` | Beta| 1.10 | |
| `HugePages` | `true` | Beta| 1.10 | 1.13 |
| `HugePages` | `true` | GA | 1.14 | |
| `HyperVContainer` | `false` | Alpha | 1.10 | |
| `Initializers` | `false` | Alpha | 1.7 | |
| `Initializers` | `false` | Alpha | 1.7 | 1.13 |
| `Initializers` | - | Deprecated | 1.14 | |
| `KubeletConfigFile` | `false` | Alpha | 1.8 | 1.9 |
| `KubeletPluginsWatcher` | `false` | Alpha | 1.11 | 1.11 |
| `KubeletPluginsWatcher` | `true` | Beta | 1.12 | 1.12 |
@@ -113,12 +115,14 @@ different Kubernetes components.
| `MountPropagation` | `false` | Alpha | 1.8 | 1.9 |
| `MountPropagation` | `true` | Beta | 1.10 | 1.11 |
| `MountPropagation` | `true` | GA | 1.12 | |
| `NodeLease` | `false` | Alpha | 1.12 | |
| `NodeLease` | `false` | Alpha | 1.12 | 1.13 |
| `NodeLease` | `true` | Beta | 1.14 | |
| `PersistentLocalVolumes` | `false` | Alpha | 1.7 | 1.9 |
| `PersistentLocalVolumes` | `true` | Beta | 1.10 | 1.13 |
| `PersistentLocalVolumes` | `true` | GA | 1.14 | |
| `PodPriority` | `false` | Alpha | 1.8 | 1.10 |
| `PodPriority` | `true` | Beta | 1.11 | |
| `PodPriority` | `true` | Beta | 1.11 | 1.13 |
| `PodPriority` | `true` | GA | 1.14 | |
| `PodReadinessGates` | `false` | Alpha | 1.11 | |
| `PodReadinessGates` | `true` | Beta | 1.12 | |
| `PodShareProcessNamespace` | `false` | Alpha | 1.10 | |
@@ -128,7 +132,7 @@ different Kubernetes components.
| `ResourceLimitsPriorityFunction` | `false` | Alpha | 1.9 | |
| `ResourceQuotaScopeSelectors` | `false` | Alpha | 1.11 | 1.11 |
| `ResourceQuotaScopeSelectors` | `true` | Beta | 1.12 | |
| `RotateKubeletClientCertificate` | `true` | Beta | 1.7 | |
| `RotateKubeletClientCertificate` | `true` | Beta | 1.8 | |
| `RotateKubeletServerCertificate` | `false` | Alpha | 1.7 | 1.11 |
| `RotateKubeletServerCertificate` | `true` | Beta | 1.12 | |
| `RunAsGroup` | `true` | Beta | 1.14 | |
@@ -143,7 +147,8 @@ different Kubernetes components.
| `SupportIPVSProxyMode` | `false` | Beta | 1.9 | 1.9 |
| `SupportIPVSProxyMode` | `true` | Beta | 1.10 | 1.10 |
| `SupportIPVSProxyMode` | `true` | GA | 1.11 | |
| `SupportPodPidsLimit` | `false` | Alpha | 1.10 | |
| `SupportPodPidsLimit` | `false` | Alpha | 1.10 | 1.13 |
| `SupportPodPidsLimit` | `true` | Beta | 1.14 | |
| `Sysctls` | `true` | Beta | 1.11 | |
| `TaintBasedEvictions` | `false` | Alpha | 1.6 | 1.12 |
| `TaintBasedEvictions` | `true` | Beta | 1.13 | |
@@ -224,7 +229,6 @@ Each feature gate is designed for enabling/disabling a specific feature:
ServiceAccountTokenVolumeProjection.
Check [Service Account Token Volumes](https://git.k8s.io/community/contributors/design-proposals/storage/svcacct-token-volume-source.md)
for more details.
- `CPUCFSQuotaPeriod`: Enable nodes to change CPUCFSQuotaPeriod.
- `CPUManager`: Enable container level CPU affinity support, see [CPU Management Policies](/docs/tasks/administer-cluster/cpu-management-policies/).
- `CRIContainerLogRotation`: Enable container log rotation for cri container runtime.
- `CSIBlockVolume`: Enable external CSI volume drivers to support block storage. See the [`csi` raw block volume support](/docs/concepts/storage/volumes/#csi-raw-block-volume-support) documentation for more details.
@@ -240,7 +244,7 @@ Each feature gate is designed for enabling/disabling a specific feature:
[CSI (Container Storage Interface)](https://github.com/kubernetes/community/blob/master/contributors/design-proposals/storage/container-storage-interface.md)
compatible volume plugin.
Check the [`csi` volume type](/docs/concepts/storage/volumes/#csi) documentation for more details.
- `CSIInlineVolume`: Enable CSI volumes to be directly embedded in Pod specifications instead of a PersistentVolume.
- `CustomCPUCFSQuotaPeriod`: Enable nodes to change CPUCFSQuotaPeriod.
- `CustomPodDNS`: Enable customizing the DNS settings for a Pod using its `dnsConfig` property.
Check [Pod's DNS Config](/docs/concepts/services-networking/dns-pod-service/#pods-dns-config)
for more details.
@@ -272,9 +276,6 @@ Each feature gate is designed for enabling/disabling a specific feature:
- `GCERegionalPersistentDisk`: Enable the regional PD feature on GCE.
- `HugePages`: Enable the allocation and consumption of pre-allocated [huge pages](/docs/tasks/manage-hugepages/scheduling-hugepages/).
- `HyperVContainer`: Enable [Hyper-V isolation](https://docs.microsoft.com/en-us/virtualization/windowscontainers/manage-containers/hyperv-container) for Windows containers.
- `Intializers`: Enable the [dynamic admission control](/docs/reference/access-authn-authz/extensible-admission-controllers/)
as an extension to the built-in [admission controllers](/docs/reference/access-authn-authz/admission-controllers/).
When the `Initializers` admission controller is enabled, this feature is automatically enabled.
- `KubeletConfigFile`: Enable loading kubelet configuration from a file specified using a config file.
See [setting kubelet parameters via a config file](/docs/tasks/administer-cluster/kubelet-config-file/) for more details.
- `KubeletPluginsWatcher`: Enable probe-based plugin watcher utility to enable kubelet