* Added a way to pass extra arguments to etcd. The these extra arguments can be used to adjust runtime configuration like heartbeat interval etc. ([#63961](https://github.com/kubernetes/kubernetes/pull/63961), [@mborsz](https://github.com/mborsz))

- `kubectl create secret tls` can now read certificate and key files from process substitution arguments ([#67713](https://github.com/kubernetes/kubernetes/pull/67713), [@liggitt](https://github.com/liggitt))

* Add a way to pass extra arguments to etcd. ([#63961](https://github.com/kubernetes/kubernetes/pull/63961), [@mborsz](https://github.com/mborsz))



# v1.9.8

* nil admission options are now consistent with other nil options. ([#63993](https://github.com/kubernetes/kubernetes/pull/63993), [@tamalsaha](https://github.com/tamalsaha))
* Add a way to pass extra arguments to etcd. ([#63961](https://github.com/kubernetes/kubernetes/pull/63961), [@mborsz](https://github.com/mborsz))

- Removed Azure disk in-tree storage plugin ([#116301](https://github.com/kubernetes/kubernetes/pull/116301), [@andyzhangx](https://github.com/andyzhangx))
- Removed flag `master-service-namespace` from `api-server` arguments ([#114446](https://github.com/kubernetes/kubernetes/pull/114446), [@lengrongfu](https://github.com/lengrongfu))
- Removed the following deprecated metrics:

- Fixed a runtime error occurring when sorting the output of `kubectl get` with empty results ([#70740](https://github.com/kubernetes/kubernetes/pull/70740), [@mfpierre](https://github.com/mfpierre))
- kubectl: support multiple arguments for cordon/uncordon and drain ([#68655](https://github.com/kubernetes/kubernetes/pull/68655), [@goodluckbot](https://github.com/goodluckbot))

- Kubeadm: Forward cluster name to the controller-manager arguments ([#85817](https://github.com/kubernetes/kubernetes/pull/85817), [@ereslibre](https://github.com/ereslibre)) [SIG Cluster Lifecycle]

* Add a way to pass extra arguments to etcd. ([#63961](https://github.com/kubernetes/kubernetes/pull/63961), [@mborsz](https://github.com/mborsz))

- The `CSINodeInfo` feature gate that is GA since v1.17 is unconditionally enabled, and can no longer be specified via the `--feature-gates` argument. ([#96561](https://github.com/kubernetes/kubernetes/pull/96561), [@ialidzhikov](https://github.com/ialidzhikov)) [SIG Apps, Auth, Scheduling, Storage and Testing]

- Set config.BindAddress to IPv4 address `127.0.0.1` if not specified ([#83822](https://github.com/kubernetes/kubernetes/pull/83822), [@zouyee](https://github.com/zouyee))
- Updated kube-proxy ipvs README with correct grep argument to list loaded ipvs modules ([#83677](https://github.com/kubernetes/kubernetes/pull/83677), [@pete911](https://github.com/pete911))