- Fix a 1.28 regression in scheduler: a pod with concurrent events could incorrectly get moved to the unschedulable queue where it could got stuck until the next periodic purging after 5 minutes if there was no other event for it. ([#120445](https://github.com/kubernetes/kubernetes/pull/120445), [@pohly](https://github.com/pohly)) [SIG Scheduling]

- Azure: fix a bug that kube-controller-manager would panic if wrong Azure VMSS name is configured ([#94306](https://github.com/kubernetes/kubernetes/pull/94306), [@knight42](https://github.com/knight42)) [SIG Cloud Provider]
- Fix a concurrent map writes error in kubelet ([#93773](https://github.com/kubernetes/kubernetes/pull/93773), [@knight42](https://github.com/knight42)) [SIG Node]

    - `apiserver_flowcontrol_current_limit_seats`: current derived number of execution seats available to each priority level

- Correctly handle resetting cpuacct in a live container ([#94041](https://github.com/kubernetes/kubernetes/pull/94041), [@andyzhangx](https://github.com/andyzhangx)) [SIG Node and Windows]
- Fix a concurrent map writes error in kubelet ([#93773](https://github.com/kubernetes/kubernetes/pull/93773), [@knight42](https://github.com/knight42)) [SIG Node]

*   Added the concurrent service sync flag to the Cloud Controller Manager to allow changing the number of workers. (`--concurrent-service-syncs`) ([#55561](https://github.com/kubernetes/kubernetes/pull/55561),[ @jhorwit2](https://github.com/jhorwit2))

### Bug or Regression

- Fix OpenAPI v3 not being cleaned up after deleting APIServices ([#120108](https://github.com/kubernetes/kubernetes/pull/120108), [@tnqn](https://github.com/tnqn)) [SIG API Machinery and Testing]
- Fix a concurrent map access in TopologyCache's `HasPopulatedHints` method. ([#120323](https://github.com/kubernetes/kubernetes/pull/120323), [@Miciah](https://github.com/Miciah)) [SIG Apps and Network]

- Fixed an issue that could cause the kubelet to incorrectly run concurrent pod reconciliation loops and crash. ([#89055](https://github.com/kubernetes/kubernetes/pull/89055), [@tedyu](https://github.com/tedyu)) [SIG Node]

- Fixed an issue that could cause the kubelet to incorrectly run concurrent pod reconciliation loops and crash. ([#89055](https://github.com/kubernetes/kubernetes/pull/89055), [@tedyu](https://github.com/tedyu)) [SIG Node]

## Changelog since v1.7.10

### Other notable changes

* Bugfix: master startup script on GCP no longer fails randomly due to concurrent iptables invocations. ([#55945](https://github.com/kubernetes/kubernetes/pull/55945), [@x13n](https://github.com/x13n))

    /**
     * Get the value for the key 'query.collapse.max.concurrent.group.results'. <br>
     * The value is, e.g. 4 <br>
     * @return The value of found property. (NotNull: if not found, exception but basically no way)
     */
    String getQueryCollapseMaxConcurrentGroupResults();

    /**
     * Get the value for the key 'query.collapse.max.concurrent.group.results' as {@link Integer}. <br>