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Merge pull request #35846 from mk46/safe-to-evict 

Register and document cluster-autoscaler `safe-to-evict` annotation
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Kubernetes Prow Robot 2022-09-13 10:15:02 -07:00 committed by GitHub
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content/en/docs/reference/labels-annotations-taints/_index.md
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@ -87,6 +87,18 @@ The current version of the application (e.g., a semantic version, revision hash,
One of the [recommended labels](/docs/concepts/overview/working-with-objects/common-labels/#labels).
### cluster-autoscaler.kubernetes.io/safe-to-evict
Example: `cluster-autoscaler.kubernetes.io/safe-to-evict: "true"`
Used on: Pod
When this annotation is set to `"true"`, the cluster autoscaler is allowed to evict a Pod
even if other rules would normally prevent that.
The cluster autoscaler never evicts Pods that have this annotation explicitly set to
`"false"`; you could set that on an important Pod that you want to keep running.
If this annotation is not set then the cluster autoscaler follows its Pod-level behavior.
### kubernetes.io/arch
Example: `kubernetes.io/arch: "amd64"`