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[docs]: Update existing fields in STS spec

This commit is contained in:
ravisantoshgudimetla 2021-11-29 09:06:51 -05:00
parent 466561c47c
commit 9ea79fa719
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content/en/docs/concepts/workloads/controllers/statefulset.md
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@ -113,6 +113,14 @@ In the above example:
The name of a StatefulSet object must be a valid The name of a StatefulSet object must be a valid
[DNS subdomain name](/docs/concepts/overview/working-with-objects/names#dns-subdomain-names). [DNS subdomain name](/docs/concepts/overview/working-with-objects/names#dns-subdomain-names).
### Pod Selector
You must set the `.spec.selector` field of a StatefulSet to match the labels of its `.spec.template.metadata.labels`. In 1.8 and later versions, failing to specify a matching Pod Selector will result in a validation error during StatefulSet creation.
### Volume Claim Templates
You can set the `.spec.volumeClaimTemplates` which can provide stable storage using [PersistentVolumes](/docs/concepts/storage/persistent-volumes/) provisioned by a PersistentVolume Provisioner.
### Minimum ready seconds ### Minimum ready seconds
@ -124,10 +132,6 @@ Please note that this feature is beta and enabled by default. Please opt out by
want this feature to be enabled. This field defaults to 0 (the Pod will be considered want this feature to be enabled. This field defaults to 0 (the Pod will be considered
available as soon as it is ready). To learn more about when a Pod is considered ready, see [Container Probes](/docs/concepts/workloads/pods/pod-lifecycle/#container-probes). available as soon as it is ready). To learn more about when a Pod is considered ready, see [Container Probes](/docs/concepts/workloads/pods/pod-lifecycle/#container-probes).
## Pod Selector
You must set the `.spec.selector` field of a StatefulSet to match the labels of its `.spec.template.metadata.labels`. Prior to Kubernetes 1.8, the `.spec.selector` field was defaulted when omitted. In 1.8 and later versions, failing to specify a matching Pod Selector will result in a validation error during StatefulSet creation.
## Pod Identity ## Pod Identity
StatefulSet Pods have a unique identity that is comprised of an ordinal, a StatefulSet Pods have a unique identity that is comprised of an ordinal, a