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Merge pull request #32831 from tengqm/GracefulNodeShutdownBasedOnPodPriority-Beta

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GracefulNodeShutdownBasedOnPodPriority is Beta in 1.24
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Kubernetes Prow Robot
2022-04-13 09:20:46 -07:00
committed by GitHub
parent 62b8dc776a ee95a4831b
commit 1a3843b02f
2 changed files with 14 additions and 5 deletions
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content/en/docs/concepts/architecture/nodes.md
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@@ -584,10 +584,18 @@ next priority class value range.
If this feature is enabled and no configuration is provided, then no ordering If this feature is enabled and no configuration is provided, then no ordering
action will be taken. action will be taken.
Using this feature, requires enabling the Using this feature requires enabling the `GracefulNodeShutdownBasedOnPodPriority`
`GracefulNodeShutdownBasedOnPodPriority` feature gate, and setting the kubelet [feature gate](/docs/reference/command-line-tools-reference/feature-gates/)
config's `ShutdownGracePeriodByPodPriority` to the desired configuration , and setting `ShutdownGracePeriodByPodPriority` in the
containing the pod priority class values and their respective shutdown periods. [kubelet config](/docs/reference/config-api/kubelet-config.v1beta1/)
to the desired configuration containing the pod priority class values and
their respective shutdown periods.
{{< note >}}
The ability to take Pod priority into account during graceful node shutdown was introduced
as an Alpha feature in Kubernetes v1.23. In Kubernetes {{< skew currentVersion >}}
the feature is Beta and is enabled by default.
{{< /note >}}
Metrics `graceful_shutdown_start_time_seconds` and `graceful_shutdown_end_time_seconds` Metrics `graceful_shutdown_start_time_seconds` and `graceful_shutdown_end_time_seconds`
are emitted under the kubelet subsystem to monitor node shutdowns. are emitted under the kubelet subsystem to monitor node shutdowns.
content/en/docs/reference/command-line-tools-reference/feature-gates.md
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@@ -111,7 +111,8 @@ 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 | | | `GracefulNodeShutdownBasedOnPodPriority` | `false` | Alpha | 1.23 | 1.23 |
| `GracefulNodeShutdownBasedOnPodPriority` | `true` | Beta | 1.24 | |
| `GRPCContainerProbe` | `false` | Alpha | 1.23 | 1.23 | | `GRPCContainerProbe` | `false` | Alpha | 1.23 | 1.23 |
| `GRPCContainerProbe` | `true` | Beta | 1.24 | | | `GRPCContainerProbe` | `true` | Beta | 1.24 | |
| `HonorPVReclaimPolicy` | `false` | Alpha | 1.23 | | | `HonorPVReclaimPolicy` | `false` | Alpha | 1.23 | |