- Fixed a bug in previous releases where a pod could be placed inside another pod's cgroup when specifying --cgroup-root ([#70678](https://github.com/kubernetes/kubernetes/pull/70678), [@dashpole](https://github.com/dashpole))
- Optimized calculating stats when only CPU and Memory stats are returned from Kubelet stats/summary http endpoint.  ([#68841](https://github.com/kubernetes/kubernetes/pull/68841), [@krzysztof-jastrzebski](https://github.com/krzysztof-jastrzebski))

- Cleanup: removed `getStorageAccountName` warning messages.
   ([#121983](https://github.com/kubernetes/kubernetes/pull/121983), [@andyzhangx](https://github.com/andyzhangx))

- Client-go: add new histogram metric to record the size of the requests and responses. ([#108296](https://github.com/kubernetes/kubernetes/pull/108296), [@aojea](https://github.com/aojea))
- CycleState is now optimized for "write once and read many times". ([#108724](https://github.com/kubernetes/kubernetes/pull/108724), [@sanposhiho](https://github.com/sanposhiho))

governed by a BSD-style // license that can be found in the LICENSE file. package gcm import ( "crypto/internal/fips140" "crypto/internal/fips140/aes" "crypto/internal/fips140/subtle" ) // CMAC implements the CMAC mode from NIST SP 800-38B. // // It is optimized for use in Counter KDF (SP 800-108r1) and XAES-256-GCM // (https://c2sp.org/XAES-256-GCM), rather than for exposing it to applications // as a stand-alone MAC. type CMAC struct { b aes.Block k1 [aes.BlockSize]byte k2 [aes.BlockSize]byte } func NewCMAC(b...

governed by a BSD-style // license that can be found in the LICENSE file. package gcm import ( "crypto/internal/fips140" "crypto/internal/fips140/aes" "crypto/internal/fips140/subtle" ) // CMAC implements the CMAC mode from NIST SP 800-38B. // // It is optimized for use in Counter KDF (SP 800-108r1) and XAES-256-GCM // (https://c2sp.org/XAES-256-GCM), rather than for exposing it to applications // as a stand-alone MAC. type CMAC struct { b aes.Block k1 [aes.BlockSize]byte k2 [aes.BlockSize]byte } func NewCMAC(b...

- Moved remote CRI implementation from kubelet to `k8s.io/cri-client` repository. ([#124634](https://github.com/kubernetes/kubernetes/pull/124634), [@saschagrunert](https://github.com/saschagrunert)) [SIG Node, Release and Testing]
- Optimized log output to avoid printing out redundant information of the pod. ([#124055](https://github.com/kubernetes/kubernetes/pull/124055), [@yangjunmyfm192085](https://github.com/yangjunmyfm192085))