- Fix a data race in TopologyCache when `AddHints` and `SetNodes` are called concurrently ([#117268](https://github.com/kubernetes/kubernetes/pull/117268), [@tnqn](https://github.com/tnqn)) [SIG Apps and Network]
- Revert kubelet prober metrics `pod` tag to include actual pod name ([#118549](https://github.com/kubernetes/kubernetes/pull/118549), [@a7i](https://github.com/a7i)) [SIG Node]

- Fixed a bug that unintentionally overrides custom Accept headers in http (live-/readiness)-probes if the header is in lowercase. ([#114606](https://github.com/kubernetes/kubernetes/pull/114606), [@tuunit](https://github.com/tuunit))

## Changelog since v1.19.10

## Changes by Kind

### API Change

- We have added a new Priority & Fairness rule that exempts all probes (/readyz, /healthz, /livez) to prevent 
  restarting of "healthy" kube-apiserver instance(s) by kubelet. ([#101113](https://github.com/kubernetes/kubernetes/pull/101113), [@tkashem](https://github.com/tkashem)) [SIG API Machinery]

* Azure cloudprovider: Fix controller manager crash issue on a manually created k8s cluster. ([#53694](https://github.com/kubernetes/kubernetes/pull/53694), [@andyzhangx](https://github.com/andyzhangx))
* Fix kubelet reset liveness probe failure count across pod restart boundaries. ([#46371](https://github.com/kubernetes/kubernetes/pull/46371), [@sjenning](https://github.com/sjenning))



# v1.6.11

// lasalle : 2015-04-02 Jones Lang LaSalle Incorporated
lasalle

// lat : 2014-10-16 XYZ.COM LLC
lat

// latino : 2015-07-30 Dish DBS Corporation
latino

// latrobe : 2014-06-16 La Trobe University
latrobe

// law : 2015-01-22 Registry Services, LLC
law

// lawyer : 2014-03-20 Dog Beach, LLC
lawyer

// lds : 2014-03-20 IRI Domain Management, LLC
lds

    * Bump metadata agent version to 0.2-0.0.21-1.
    * Expand the metadata agent's access to all API groups.
    * Remove metadata agent config maps in favor of command line flags.
    * Update the metadata agent's liveness probe to a new /healthz handler.
    * Logging Agent Improvements
    * Bump logging agent version to 0.2-1.5.33-1-k8s-1.
    * Appropriately set log severity for k8s_container.

* Free up CPU and memory requested but unused by Metrics Server Pod Nanny. ([#57252](https://github.com/kubernetes/kubernetes/pull/57252), [@kawych](https://github.com/kawych))
* Configurable liveness probe initial delays for etcd and kube-apiserver in GCE ([#57749](https://github.com/kubernetes/kubernetes/pull/57749), [@wojtek-t](https://github.com/wojtek-t))

pkg syscall (linux-386), type TCPInfo struct, Options uint8
pkg syscall (linux-386), type TCPInfo struct, Pad_cgo_0 [2]uint8
pkg syscall (linux-386), type TCPInfo struct, Pmtu uint32
pkg syscall (linux-386), type TCPInfo struct, Probes uint8
pkg syscall (linux-386), type TCPInfo struct, Rcv_mss uint32
pkg syscall (linux-386), type TCPInfo struct, Rcv_rtt uint32
pkg syscall (linux-386), type TCPInfo struct, Rcv_space uint32

pkg syscall (linux-arm-cgo), type TCPInfo struct, Pad_cgo_0 [2]uint8
pkg syscall (linux-arm-cgo), type TCPInfo struct, Pmtu uint32
pkg syscall (linux-arm-cgo), type TCPInfo struct, Probes uint8
pkg syscall (linux-arm-cgo), type TCPInfo struct, Rcv_mss uint32
pkg syscall (linux-arm-cgo), type TCPInfo struct, Rcv_rtt uint32
pkg syscall (linux-arm-cgo), type TCPInfo struct, Rcv_space uint32