if (valueReference.isLoading()
                || (checkTime && (now - e.getWriteTime() < map.refreshNanos))) {
              // refresh is a no-op if loading is pending
              // if checkTime, we want to check *after* acquiring the lock if refresh still needs
              // to be scheduled
              return null;
            }

            // continue returning old value while loading

- MaxUnavailable for StatefulSets, allows faster RollingUpdate by taking down more than 1 pod at a time. The number of pods you want to take down during a RollingUpdate is configurable using maxUnavailable parameter. ([#82162](https://github.com/kubernetes/kubernetes/pull/82162), [@krmayankk](https://github.com/krmayankk))

- Component-base/logs:...

    * action required: Cloud providers other than GCE might want to update their deployments or sample yaml files to reuse the role created via add-on.

### Other notable changes

* Expose `/debug/flags/v` to allow kubelet dynamically set glog logging level.  If want to change glog level to 3, you only have to send a PUT request like `curl -X PUT http://127.0.0.1:8080/debug/flags/v -d "3"`. ([#64601](https://github.com/kubernetes/kubernetes/pull/64601), [@hzxuzhonghu](https://github.com/hzxuzhonghu))

* 🌐 Update Traditional Chinese translation for `docs/zh-hant/docs/tutorial/index.md`. PR [#12524](https://github.com/fastapi/fastapi/pull/12524) by [@codingjenny](https://github.com/codingjenny).

        <match value="[\x72|\x33|\x36|\x35]" type="regex" offset="3">
          <match value="0x00000000000000" offset="5"/>
        </match>
      </match>
    </magic>
    <!-- do we want to use this for such a rare format?   <glob pattern="*.rpy"/> -->
  </mime-type>

  <!-- =================================================================== -->

	})
	return err
}

// PipeReader is similar to io.PipeReader with wait group
type PipeReader struct {
	*io.PipeReader
	wait func()
}

// CloseWithError close with supplied error the reader end
func (r *PipeReader) CloseWithError(err error) error {
	err = r.PipeReader.CloseWithError(err)
	r.wait()
	return err
}

// WaitPipe implements wait-group backend io.Pipe to provide

### CSI Migration - AzureDisk and vSphere (beta)
 

			label.IoIstioDataplaneMode.Name, constants.DataplaneModeAmbient)), metav1.PatchOptions{})
	assert.NoError(t, err)

	// wait for an update event
	mt.Assert(EventTotals.Name(), map[string]string{"type": "update"}, monitortest.AtLeast(2))

	// wait for the pod to be annotated
	// after Pod annotated, another update event will be triggered.
	assertPodAnnotated(t, client, pod)

	// Assert expected calls actually made