Merge pull request #87090 from bhcleek/master-1.17-release-storage

changelog: clarify 1.17 upgrade requirements
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Kubernetes Prow Robot 2020-01-30 16:58:33 -08:00 committed by GitHub
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@ -324,7 +324,7 @@ Prior to 1.17 and for existing nodes created by `kubeadm init` where kubelet cli
- Kubeadm: when adding extra apiserver authorization-modes, the defaults `Node,RBAC` are no longer prepended in the resulting static Pod manifests and a full override is allowed. ([#82616](https://github.com/kubernetes/kubernetes/pull/82616), [@ghouscht](https://github.com/ghouscht))
#### Storage
- All nodes need to be drained before upgrading Kubernetes cluster, because paths used for block volumes are changed in this release, so on-line upgrade of nodes aren't allowed. ([#74026](https://github.com/kubernetes/kubernetes/pull/74026), [@mkimuram](https://github.com/mkimuram))
- A node that uses a CSI raw block volume needs to be drained before kubelet can be upgraded to 1.17. ([#74026](https://github.com/kubernetes/kubernetes/pull/74026), [@mkimuram](https://github.com/mkimuram))
#### Windows
- The Windows containers RunAsUsername feature is now beta.