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Updated Deployment concept docs (#6494)

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* Updated Deployment concept docs

* Addressed comments
This commit is contained in:
Yinan Li
2017-12-01 14:25:06 -08:00
committed by Zach Corleissen
parent d25b422396
commit 559912c551
2 changed files with 4 additions and 4 deletions
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docs/concepts/workloads/controllers/deployment.md
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@@ -296,7 +296,7 @@ It is generally discouraged to make label selector updates and it is suggested t
In any case, if you need to perform a label selector update, exercise great caution and make sure you have grasped
all of the implications.
**Note:** In API version `apps/v1beta2`, a Deployment's label selector is immutable after it gets created.
**Note:** In API version `apps/v1`, a Deployment's label selector is immutable after it gets created.
{: .note}
* Selector additions require the pod template labels in the Deployment spec to be updated with the new label too,
@@ -863,7 +863,7 @@ for the Pods targeted by this deployment.
`.spec.selector` must match `.spec.template.metadata.labels`, or it will be rejected by the API.
In API version `apps/v1beta2`, `.spec.selector` and `.metadata.labels` no longer default to `.spec.template.metadata.labels` if not set. So they must be set explicitly. Also note that `.spec.selector` is immutable after creation of the Deployment in `apps/v1beta2`.
In API version `apps/v1`, `.spec.selector` and `.metadata.labels` do not default to `.spec.template.metadata.labels` if not set. So they must be set explicitly. Also note that `.spec.selector` is immutable after creation of the Deployment in `apps/v1`.
A Deployment may terminate Pods whose labels match the selector if their template is different
from `.spec.template` or if the total number of such Pods exceeds `.spec.replicas`. It brings up new
@@ -937,7 +937,7 @@ a Pod is considered ready, see [Container Probes](/docs/concepts/workloads/pods/
### Rollback To
Field `.spec.rollbackTo` has been deprecated in API versions `extensions/v1beta1` and `apps/v1beta1`, and is no longer supported in API version `apps/v1beta2`. Instead, `kubectl rollout undo` as introduced in [Rolling Back to a Previous Revision](#rolling-back-to-a-previous-revision) should be used.
Field `.spec.rollbackTo` has been deprecated in API versions `extensions/v1beta1` and `apps/v1beta1`, and is no longer supported in API versions starting `apps/v1beta2`. Instead, `kubectl rollout undo` as introduced in [Rolling Back to a Previous Revision](#rolling-back-to-a-previous-revision) should be used.
### Revision History Limit
docs/concepts/workloads/controllers/nginx-deployment.yaml
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@@ -1,4 +1,4 @@
apiVersion: apps/v1beta2 # for versions before 1.8.0 use apps/v1beta1
apiVersion: apps/v1 # for versions before 1.9.0 use apps/v1beta2
kind: Deployment
metadata:
name: nginx-deployment