return nil, errDiskAccessDenied
		}
		storageLogOnceIf(GlobalContext, err, "check-format-json") // log unexpected errors
		return nil, errCorruptedBackend
	}
	return fi, nil
}

// GetDiskID - returns the cached disk uuid
func (s *xlStorage) GetDiskID() (string, error) {
	s.RLock()
	diskID := s.diskID
	fileInfo := s.formatFileInfo
	lastCheck := s.formatLastCheck

    throw new UnsupportedOperationException();
  }

  @Override
  public ImmutableSortedMap<K, V> descendingMap() {
    // TODO(kevinb): The descendingMap is never actually cached at all. Either:
    //
    // - Cache it, and annotate the field with @LazyInit.
    // - Simplify the code below, and consider eliminating the field (b/287198172), which is also
    //   set by one of the constructors.

     */
    fun cookieJar(cookieJar: CookieJar) =
      apply {
        this.cookieJar = cookieJar
      }

    /** Sets the response cache to be used to read and write cached responses. */
    fun cache(cache: Cache?) =
      apply {
        this.cache = cache
      }

    internal fun taskRunner(taskRunner: TaskRunner) =
      apply {
        this.taskRunner = taskRunner

    throw new UnsupportedOperationException();
  }

  @Override
  public ImmutableSortedMap<K, V> descendingMap() {
    // TODO(kevinb): The descendingMap is never actually cached at all. Either:
    //
    // - Cache it, and annotate the field with @LazyInit.
    // - Simplify the code below, and consider eliminating the field (b/287198172), which is also
    //   set by one of the constructors.

    same implementation as their `tf.losses` equivalent.
*   For Keras model, the individual call of `Model.evaluate` uses no cached data
    for evaluation, while `Model.fit` uses cached data when `validation_data`
    arg is provided for better performance.
*   Adds a `save_traces` argument to `model.save`/ `tf.keras.models.save_model`

        return response;
    }


    @Override
    public boolean exists () throws SmbException {

        if ( this.attrExpiration > System.currentTimeMillis() ) {
            log.trace("Using cached attributes");
            return this.isExists;
        }

        this.attributes = ATTR_READONLY | ATTR_DIRECTORY;
        this.createTime = 0L;
        this.lastModified = 0L;
        this.lastAccess = 0L;

	// cycle until we can safely update the in-memory cache.
	//
	// An in-memory cache must be replaced only if we know for sure that the
	// values loaded from disk are not stale. They might be stale if the
	// cached.updatedAt is more recent than the refresh cycle began.
	if cache.updatedAt.Before(loadedAt) || firstTime {
		// No one has updated anything since the config was loaded,
		// so we just replace whatever is on the disk into memory.

### Apps

- Fix a bug that pods not be deleted from unmatched nodes by daemon controller ([#78974](https://github.com/kubernetes/kubernetes/pull/78974), [@DaiHao](https://github.com/DaiHao))

// that all buckets are present on all serverPools.
func (z *erasureServerPools) ListBuckets(ctx context.Context, opts BucketOptions) (buckets []BucketInfo, err error) {
	if opts.Cached {
		listBucketsCache.InitOnce(time.Second,
			cachevalue.Opts{ReturnLastGood: true, NoWait: true},
			func(ctx context.Context) ([]BucketInfo, error) {
				ctx, cancel := context.WithTimeout(ctx, 5*time.Second)

			})
		}
		sort.Slice(buckets, func(i, j int) bool {
			return buckets[i].Name < buckets[j].Name
		})
	} else {
		buckets, err = objectAPI.ListBuckets(ctx, BucketOptions{Cached: true})
		if err != nil {
			writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx, err), r.URL)
			return
		}
	}

	accountName := cred.AccessKey
	if cred.IsTemp() || cred.IsServiceAccount() {