diff --git a/content/en/docs/concepts/workloads/controllers/statefulset.md b/content/en/docs/concepts/workloads/controllers/statefulset.md index 4f12bb1796..5197fe4f20 100644 --- a/content/en/docs/concepts/workloads/controllers/statefulset.md +++ b/content/en/docs/concepts/workloads/controllers/statefulset.md @@ -113,6 +113,14 @@ In the above example: The name of a StatefulSet object must be a valid [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 @@ -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 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 StatefulSet Pods have a unique identity that is comprised of an ordinal, a