atomic.AddUint64(&globalNetPerfRX.RX, uint64(n))
		if err != nil && err != io.EOF {
			// If there is a disconnection before globalNetPerfMinDuration (we give a margin of error of 1 sec)
			// would mean the network is not stable. Logging here will help in debugging network issues.
			if time.Since(connectTime) < (globalNetPerfMinDuration - time.Second) {
				peersLogIf(ctx, err)
			}
		}
		if err != nil {
			break
		}
	}

	// After this connection will be StateConnected or StateConnectionError.
	StateConnecting

	// StateConnected is the state when the connection has been established and is considered stable.
	// If the connection is lost, state will switch to StateConnecting.
	StateConnected

	// StateConnectionError is the state once a connection attempt has been made, and it failed.

   * number of elements.)
   */
  private static final class MergingIterator<T extends @Nullable Object>
      extends UnmodifiableIterator<T> {

    // Wrapper class to track insertion order for stable sorting
    private static class IndexedIterator<E extends @Nullable Object> {
      final PeekingIterator<E> iterator;
      final int index;

      IndexedIterator(PeekingIterator<E> iterator, int index) {

    - [OpenAPI v3](#openapi-v3)
    - [Storage Capacity and Volume Expansion Are Generally Available](#storage-capacity-and-volume-expansion-are-generally-available)
    - [NonPreemptingPriority to Stable](#nonpreemptingpriority-to-stable)
    - [Storage Plugin Migration](#storage-plugin-migration)
    - [gRPC Probes Graduate to Beta](#grpc-probes-graduate-to-beta)

### **Storage**

*   [stable] `PersistentVolume` and `PersistentVolumeClaim` objects must now have a capacity greater than zero.
*   [stable] Mutation of `PersistentVolumeSource` after creation is no longer allowed

- 'Promoted `cronjob_job_creation_skew` metric to stable to follow the cronjob v2 controller,
  the following metrics had their name updated to match metrics API guidelines:
    - `cronjob_job_creation_skew_duration_seconds` -> `job_creation_skew_duration_seconds`.' ([#113008](https://github.com/kubernetes/kubernetes/pull/113008), [@soltysh](https://github.com/soltysh))

}

// hasEC will return true if the version has erasure coding information.
func (x xlMetaV2VersionHeader) hasEC() bool {
	return x.EcM > 0 && x.EcN > 0
}

// sortsBefore can be used as a tiebreaker for stable sorting/selecting.
// Returns false on ties.
func (x xlMetaV2VersionHeader) sortsBefore(o xlMetaV2VersionHeader) bool {
	if x == o {
		return false
	}
	// Prefer newest modtime.
	if x.ModTime != o.ModTime {

	connectTime := time.Now()
	for {
		n, err := io.CopyN(xioutil.Discard, r.Body, 128*humanize.KiByte)
		if err != nil && err != io.EOF && err != io.ErrUnexpectedEOF {
			// would mean the network is not stable. Logging here will help in debugging network issues.
			if time.Since(connectTime) < (globalNetPerfMinDuration - time.Second) {
				adminLogIf(ctx, err)
			}
		}
		totalRx += n

/// info | 情報

Webargsは、Marshmallowと同じ開発者により作られました。

///

/// check | **FastAPI**へ与えたインスピレーション

受信したデータに対する自動的なバリデーションを持っている点。

///

### <a href="https://apispec.readthedocs.io/en/stable/" class="external-link" target="_blank">APISpec</a>

MarshmallowとWebargsはバリデーション、パース、シリアライゼーションをプラグインとして提供しています。

しかし、ドキュメントはまだ不足しています。そこでAPISpecが作られました。

これは多くのフレームワーク用のプラグインです (Starlette用のプラグインもあります) 。

  - [Metrics Changes](#metrics-changes)
    - [Added metrics](#added-metrics)
    - [Deprecated/changed metrics](#deprecatedchanged-metrics)
  - [Notable Features](#notable-features)
    - [Stable](#stable)
    - [Beta](#beta)
    - [CLI Improvements](#cli-improvements)
  - [API Changes](#api-changes)
  - [Other notable changes](#other-notable-changes-1)
    - [API Machinery](#api-machinery)
    - [Apps](#apps)