* kube-apiserver flag --tls-ca-file has had no effect for some time.  It is now deprecated and slated for removal in 1.11.  If you are specifying this flag, you must remove it from your launch config before upgrading to 1.11. ([#58968](https://github.com/kubernetes/kubernetes/pull/58968), [@deads2k](https://github.com/deads2k))

## What's New (Major Themes)

### Deprecation of PodSecurityPolicy

- Kube-log-runner: Added the `-log-file-size` parameter to rotate log output into a new file once it reached a certain size. Introduced `-log-file-age` to enable automatic removal of old output files, and `-flush-interval` to support periodic flushing. ([#127667](https://github.com/kubernetes/kubernetes/pull/127667), [@zylxjtu](https://github.com/zylxjtu)) [SIG API Machinery, Apps, Architecture, Auth, Autoscaling, CLI, Cloud...

- Added `--keep-*` flags to `kubectl debug`, which enables to control the removal
  of probes, labels, annotations and initContainers from copy pod. ([#123149](https://github.com/kubernetes/kubernetes/pull/123149), [@mochizuki875](https://github.com/mochizuki875)) [SIG CLI and Testing]

* Fixes bug in DaemonSetController causing it to stop processing some DaemonSets for 5 minutes after node removal. ([#76060](https://github.com/kubernetes/kubernetes/pull/76060), [@krzysztof-jastrzebski](https://github.com/krzysztof-jastrzebski))

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