### Other notable changes

* kubeadm: run kube-proxy on non-master tainted nodes ([#65931](https://github.com/kubernetes/kubernetes/pull/65931), [@neolit123](https://github.com/neolit123))
* Fix an issue with dropped audit logs, when truncating and batch backends enabled at the same time. ([#65823](https://github.com/kubernetes/kubernetes/pull/65823), [@loburm](https://github.com/loburm))

* Add apiserver metric for number of requests dropped because of inflight limit. ([#58340](https://github.com/kubernetes/kubernetes/pull/58340), [@gmarek](https://github.com/gmarek))

- Added support for kube-proxy iptables mode to track packets that were wrongfully marked invalid by conntrack and subsequently dropped by introducing `kubeproxy_iptables_ct_state_invalid_dropped_packets_total` metric. ([#122812](https://github.com/kubernetes/kubernetes/pull/122812), [@aroradaman](https://github.com/aroradaman)) [SIG Instrumentation, Network and Testing]

		{
			[]error{
				errFileNotFound, errFileNotFound, errFileNotFound,
				errFileNotFound, errFileNotFound, nil, nil, nil, nil, nil,
			},
			nil, nil,
		},
		// Checks if wrapped context cancellation errors are grouped as one.
		{canceledErrs, nil, context.Canceled},
	}
	// Validates list of all the testcases for returning valid errors.
	for i, testCase := range testCases {

* Fixed cleanup of CSI metadata files. ([#65323](https://github.com/kubernetes/kubernetes/pull/65323), [@jsafrane](https://github.com/jsafrane))
* Fix an issue with dropped audit logs, when truncating and batch backends enabled at the same time. ([#65823](https://github.com/kubernetes/kubernetes/pull/65823), [@loburm](https://github.com/loburm))

     * Cancels the task.
     */
    public void cancel() {
        status = CANCELED;
    }

    /**
     * Returns whether the task is stopped.
     *
     * @return whether the task is stopped
     */
    public boolean isStopped() {
        return status == STOPPED;
    }

    /**
     * Stops the timer.
     */
    public void stop() {
        if (status != ACTIVE) {

   * described in the class documentation.
   *
   * @throws NullPointerException if any of {@code elements} is null
   * @since 6.0
   */
  public static <E> ImmutableMultiset<E> copyOf(E[] elements) {
    return copyFromElements(elements);
  }

  /**
   * Returns an immutable multiset containing the given elements, in the "grouped iteration order"

        () -> new ClassSanityTester().doTestEquals(SetWrapper.class));
  }

  private abstract static class Wrapper {
    private final Object wrapped;

    Wrapper(Object wrapped) {
      this.wrapped = checkNotNull(wrapped);
    }

    @Override
    public boolean equals(@Nullable Object obj) {
      // In general getClass().isInstance() is bad for equals.

    checkNotNull(type);

    // cast is safe: long.class and Long.class are both of type Class<Long>
    @SuppressWarnings("unchecked")
    Class<T> wrapped = (Class<T>) PRIMITIVE_TO_WRAPPER_TYPE.get(type);
    return (wrapped == null) ? type : wrapped;
  }

  /**
   * Returns the corresponding primitive type of {@code type} if it is a wrapper type; otherwise
   * returns {@code type} itself. Idempotent.
   *

- kube-scheduler dropped support for configuration files with apiVersion `componentconfig/v1alpha1`. Ensure kube-scheduler is configured using command-line flags or a configuration file with apiVersion `kubescheduler.config.k8s.io/v1alpha1` before upgrading to 1.13.