// It returns the index where bytes should be written.
// If the buffer can't grow it will panic with ErrTooLarge.
func (b *Buffer) grow(n int) int {
	m := b.Len()
	// If buffer is empty, reset to recover space.
	if m == 0 && b.off != 0 {
		b.Reset()
	}
	// Try to grow by means of a reslice.
	if i, ok := b.tryGrowByReslice(n); ok {
		return i
	}
	if b.buf == nil && n <= smallBufferSize {

    assertThrows(IllegalStateException.class, () -> peekingIterator.remove());

    assertEquals(
        "After remove() throws exception, peek should still be ok", "B", peekingIterator.peek());

    /* Should recover to be able to remove() after next(). */
    assertEquals("B", peekingIterator.next());
    peekingIterator.remove();
    assertEquals("Should have removed an element", 2, list.size());

    assertThrows(IllegalStateException.class, () -> peekingIterator.remove());

    assertEquals(
        "After remove() throws exception, peek should still be ok", "B", peekingIterator.peek());

    /* Should recover to be able to remove() after next(). */
    assertEquals("B", peekingIterator.next());
    peekingIterator.remove();
    assertEquals("Should have removed an element", 2, list.size());

	// should panic with a description pointing at the reader, not at itself.
	// (should NOT panic with slice index error, for example.)
	b := NewReader(new(negativeReader))
	defer func() {
		switch err := recover().(type) {
		case nil:
			t.Fatal("read did not panic")
		case error:
			if !strings.Contains(err.Error(), "reader returned negative count from Read") {
				t.Fatalf("wrong panic: %v", err)
			}

				} else {
					err = errFileNotFound
				}
			}
		}
		// when we have insufficient read quorum and inconsistent metadata return
		// file not found, since we can't possibly have a way to recover this object
		// anyway.
		if v, ok := err.(InsufficientReadQuorum); ok && v.Type == RQInconsistentMeta {
			if opts.VersionID != "" {
				err = errFileVersionNotFound
			} else {
				err = errFileNotFound
			}

- Added kubelet support for systemd watchdog integration. With this enabled, systemd can automatically recover a hung kubelet. ([#127566](https://github.com/kubernetes/kubernetes/pull/127566), [@zhifei92](https://github.com/zhifei92)) [SIG Cloud Provider, Node and Testing]