### SIG Auth

- Reduced duration to sync proxy rules on Windows `kube-proxy` when using `kernelspace` mode. ([#109124](https://github.com/kubernetes/kubernetes/pull/109124), [@daschott](https://github.com/daschott))

- Fixed "requested device X but found Y" attach error on AWS. ([#85675](https://github.com/kubernetes/kubernetes/pull/85675), [@jsafrane](https://github.com/jsafrane))
- Reduced frequency of DescribeVolumes calls of AWS API when attaching/detaching a volume. ([#84181](https://github.com/kubernetes/kubernetes/pull/84181), [@jsafrane](https://github.com/jsafrane))

- Fixed keymutex issues which may crash in some platforms. ([#74348](https://github.com/kubernetes/kubernetes/pull/74348), [@danielqsj](https://github.com/danielqsj))
- Considerably reduced the CPU load in kube-apiserver while aggregating OpenAPI specifications from aggregated API servers. ([#71223](https://github.com/kubernetes/kubernetes/pull/71223), [@sttts](https://github.com/sttts))

- Kubeadm: fix the bug that configurable KubernetesVersion not respected during kubeadm join ([#111024](https://github.com/kubernetes/kubernetes/pull/111024), [@SataQiu](https://github.com/SataQiu)) [SIG Cluster Lifecycle]
- Reduced time taken to sync proxy rules on Windows kube-proxy with kernelspace mode ([#110701](https://github.com/kubernetes/kubernetes/pull/110701), [@daschott](https://github.com/daschott)) [SIG Network and Windows]

- GCE/Windows: When the service cannot be stopped Stackdriver logging processes are now force killed ([#77378](https://github.com/kubernetes/kubernetes/pull/77378), [@yujuhong](https://github.com/yujuhong))
- Reduced GCE log rotation check from 1 hour to every 5 minutes.  Rotation policy is unchanged (new day starts, log file size > 100MB). ([#76352](https://github.com/kubernetes/kubernetes/pull/76352), [@jpbetz](https://github.com/jpbetz))

* Allows changing nodeName in endpoint update. ([#68575](https://github.com/kubernetes/kubernetes/pull/68575), [@prameshj](https://github.com/prameshj))
* Reduced excessive logging from fluentd-gcp-scaler. ([#68837](https://github.com/kubernetes/kubernetes/pull/68837), [@x13n](https://github.com/x13n))

 - Provides a fix to allow a cluster in a private Azure cloud to authenticate to ACR in the same cloud. ([#90425](https://github.com/kubernetes/kubernetes/pull/90425), [@DavidParks8](https://github.com/DavidParks8)) [SIG Cloud Provider]
 - Reduced frequency of DescribeVolumes calls of AWS API when attaching/detaching a volume.

- Kubeadm: fix the bug that configurable KubernetesVersion not respected during kubeadm join ([#111022](https://github.com/kubernetes/kubernetes/pull/111022), [@SataQiu](https://github.com/SataQiu)) [SIG Cluster Lifecycle]
- Reduced time taken to sync proxy rules on Windows kube-proxy with kernelspace mode ([#110702](https://github.com/kubernetes/kubernetes/pull/110702), [@daschott](https://github.com/daschott)) [SIG Network and Windows]

## Changelog since v1.10.8

### Other notable changes

* Fix gpu issue after node instance recreation in 1.10. ([#69595](https://github.com/kubernetes/kubernetes/pull/69595), [@jiayingz](https://github.com/jiayingz))
* Reduced excessive logging from fluentd-gcp-scaler. ([#68837](https://github.com/kubernetes/kubernetes/pull/68837), [@x13n](https://github.com/x13n))