// When Node.Spec.ConfigSource is updated, the node checkpoints the associated
  // config payload to local disk, along with a record indicating intended
  // config. The node refers to this record to choose its config checkpoint, and
  // reports this record in Assigned. Assigned only updates in the status after
  // the record has been checkpointed to disk. When the Kubelet is restarted,

- In a scheduler with `Permit` plugins, when a Pod is rejected during `WaitOnPermit`, the scheduler records the plugin.

- The client label for apiserver_request_count and apiserver_request_total now no-opts and merely records an empty string. ([#87673](https://github.com/kubernetes/kubernetes/pull/87673), [@logicalhan](https://github.com/logicalhan)) [SIG API Machinery, Instrumentation and Scalability]


<!-- NEW RELEASE NOTES ENTRY -->

- A new metric `lifecycle_handler_sleep_terminated_total` is added to record how many times LifecycleHandler sleep got unexpectedly terminated. ([#122456](https://github.com/kubernetes/kubernetes/pull/122456), [@AxeZhan](https://github.com/AxeZhan))

- The scheduler's metric `plugin_execution_duration_seconds` now records `PreEnqueue` plugins execution seconds. ([#116201](https://github.com/kubernetes/kubernetes/pull/116201), [@sanposhiho](https://github.com/sanposhiho))

- Truncates a message if it hits the NoteLengthLimit when the scheduler records an event for the pod that indicates the pod has failed to schedule. ([#98715](https://github.com/kubernetes/kubernetes/pull/98715), [@carlory](https://github.com/carlory)) [SIG Scheduling]

- kubelet
  - OS and Arch information is now recorded in `kubernetes.io/os` and `kubernetes.io/arch` labels on Node objects. The previous labels (`beta.kubernetes.io/os` and `beta.kubernetes.io/arch`) are still recorded, but are deprecated and targeted for removal in v1.18. ([#73333](https://github.com/kubernetes/kubernetes/pull/73333), [@yujuhong](https://github.com/yujuhong))

* Update kube-dns to Version 1.14.10. Major changes: ([#62676](https://github.com/kubernetes/kubernetes/pull/62676), [@MrHohn](https://github.com/MrHohn))
    * - Fix a bug in DNS resolution for externalName services
    * and PTR records that need to query from upstream nameserver.
* fix the issue that default azure disk fsypte(ext4) does not work on Windows ([#62250](https://github.com/kubernetes/kubernetes/pull/62250), [@andyzhangx](https://github.com/andyzhangx))

- Static pods will be deleted gracefully. ([#98103](https://github.com/kubernetes/kubernetes/pull/98103), [@gjkim42](https://github.com/gjkim42)) [SIG Node]
- Truncates a message if it hits the NoteLengthLimit when the scheduler records an event for the pod that indicates the pod has failed to schedule. ([#98715](https://github.com/kubernetes/kubernetes/pull/98715), [@carlory](https://github.com/carlory)) [SIG Scheduling]

    assert not override4 or "x-level4" in response.headers
    assert not override5 or "x-level5" in response.headers


def test_openapi():
    client = TestClient(app)
    with warnings.catch_warnings(record=True) as w:
        warnings.simplefilter("always")
        response = client.get("/openapi.json")
        assert issubclass(w[-1].category, UserWarning)
        assert "Duplicate Operation ID" in str(w[-1].message)