// container crashes or exits. The Pod's termination grace period countdown begins before the
  // PreStop hook is executed. Regardless of the outcome of the handler, the
  // container will eventually terminate within the Pod's termination grace
  // period (unless delayed by finalizers). Other management of the container blocks until the hook completes
  // or until the termination grace period is reached.

  * You can remove the "old" taints (stored internally as annotations) at any time after the upgrade by doing `kubectl annotate nodes <node name> sch...

- Fixed restricted debug profile. ([#117543](https://github.com/kubernetes/kubernetes/pull/117543), [@mochizuki875](https://github.com/mochizuki875))
- Fixed the `preStop` hook. This will now block the pod termination grace period. ([#115835](https://github.com/kubernetes/kubernetes/pull/115835), [@HirazawaUi](https://github.com/HirazawaUi))

  - `http_404_request_total` (the number of 404 requests handled)
  - `http_404_request_duration_ms` (the amount of time the server took to respond in ms)

  Also includes percentile groupings. The directory for the default 404 handler includes instructions on how to enable prometheus for monitoring and setting alerts.

### Feature

This release also contains a number of bug fixes to the feature set. Aspiring plugin authors can look at [sample-exec-plugin](https://github.com/ankeesler/sample-exec-plugin) as a way to get started.

- A new histogram metric to track the time it took to delete a job by the `TTLAfterFinished` controller ([#98676](https://github.com/kubernetes/kubernetes/pull/98676), [@ahg-g](https://github.com/ahg-g))

* fluentd-gcp addon: Fixed bug with reporting metrics in event-exporter. ([#60126](https://github.com/kubernetes/kubernetes/pull/60126), [@serathius](https://github.com/serathius))

* Avoid hook errors when effecting label changes on kubernetes-worker charm. ([#59803](https://github.com/kubernetes/kubernetes/pull/59803), [@wwwtyro](https://github.com/wwwtyro))

- Updated the error message to not use the `--max-resource-write-bytes` & `--json-patch-max-copy-bytes` string. ([#106875](https://github.com/kubernetes/kubernetes/pull/106875), [@warmchang](https://github.com/warmchang))
- Users who look at iptables dumps will see some changes in the naming and structure of rules. ([#109060](https://github.com/kubernetes/kubernetes/pull/109060), [@thockin](https://github.com/thockin))

- A new sleep action for the `PreStop` lifecycle hook was added, allowing containers to pause for a specified duration before termination. ([#119026](https://github.com/kubernetes/kubernetes/pull/119026), [@AxeZhan](https://github.com/AxeZhan))