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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
action will be taken.
Using this feature, requires enabling the
`GracefulNodeShutdownBasedOnPodPriority` feature gate, and setting the kubelet
config's `ShutdownGracePeriodByPodPriority` to the desired configuration
containing the pod priority class values and their respective shutdown periods.
Using this feature requires enabling the `GracefulNodeShutdownBasedOnPodPriority`
[feature gate](/docs/reference/command-line-tools-reference/feature-gates/)
, and setting `ShutdownGracePeriodByPodPriority` in the
[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`
are emitted under the kubelet subsystem to monitor node shutdowns.