## 1.9 Release Notes

## WARNING: etcd backup strongly recommended

Before updating to 1.9, you are strongly recommended to back up your etcd data. Consult the installation procedure you are using (kargo, kops, kube-up, kube-aws, kubeadm etc) for specific advice.

* Fix aggressive VM calls for Azure VMSS ([#83102](https://github.com/kubernetes/kubernetes/pull/83102), [@feiskyer](https://github.com/feiskyer))

* Fix aggressive VM calls for Azure VMSS ([#83102](https://github.com/kubernetes/kubernetes/pull/83102), [@feiskyer](https://github.com/feiskyer))

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* Let Services preserve client IPs and not double-hop from external LBs (alpha) ([#29409](https://github.com/kubernetes/kubernetes/pull/29409), [@girishkalele](https://github.com/girishkalele))
* [Kubelet] Optionally consume configuration from <node-name> named config maps ([#30090](https://github.com/kubernetes/kubernetes/pull/30090), [@mtaufen](https://github.com/mtaufen))

## External Dependency Version Information

Continuous integration builds have used the following versions of external dependencies, however, this is not a strong recommendation and users should consult an appropriate installation or upgrade guide before deciding what versions of etcd, docker or rkt to use.

* Docker versions 1.10.3 - 1.12.3
  * Docker version 1.11.2 known issues

- github.com/Azure/go-autorest/tracing: [v0.5.0](https://github.com/Azure/go-autorest/tracing/tree/v0.5.0)
- github.com/armon/consul-api: [eb2c6b5](https://github.com/armon/consul-api/tree/eb2c6b5)
- github.com/bifurcation/mint: [93c51c6](https://github.com/bifurcation/mint/tree/93c51c6)
- github.com/caddyserver/caddy: [v1.0.3](https://github.com/caddyserver/caddy/tree/v1.0.3)

* Fix aggressive VM calls for Azure VMSS ([#83102](https://github.com/kubernetes/kubernetes/pull/83102), [@feiskyer](https://github.com/feiskyer))

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