}

      // ensure that bulkGet returns locks in monotonically increasing order
      for (int objectsNum = 1; objectsNum <= striped.size() * 2; objectsNum++) {
        Set<Object> objects = Sets.newHashSetWithExpectedSize(objectsNum);
        for (int i = 0; i < objectsNum; i++) {
          objects.add(new Object());
        }

        Iterable<?> locks = striped.bulkGet(objects);

      }

      // ensure that bulkGet returns locks in monotonically increasing order
      for (int objectsNum = 1; objectsNum <= striped.size() * 2; objectsNum++) {
        Set<Object> objects = Sets.newHashSetWithExpectedSize(objectsNum);
        for (int i = 0; i < objectsNum; i++) {
          objects.add(new Object());
        }

        Iterable<?> locks = striped.bulkGet(objects);

   * are guaranteed to not deadlock each other.
   *
   * <p>It should be noted that using a {@code Striped<L>} with relatively few stripes, and {@code
   * bulkGet(keys)} with a relative large number of keys can cause an excessive number of shared
   * stripes (much like the birthday paradox, where much fewer than anticipated birthdays are needed

}

// RemoveTarget - removes a remote bucket target for this source bucket.
func (sys *BucketTargetSys) RemoveTarget(ctx context.Context, bucket, arnStr string) error {
	if arnStr == "" {
		return BucketRemoteArnInvalid{Bucket: bucket}
	}

	arn, err := madmin.ParseARN(arnStr)
	if err != nil {
		return BucketRemoteArnInvalid{Bucket: bucket}
	}

		6: {
			bucket:             bucketName,
			objects:            anonRequestWithPartialPublicAccess,
			accessKey:          "",
			secretKey:          "",
			expectedContent:    encodedAnonResponseWithPartialPublicAccess,
			expectedRespStatus: http.StatusOK,
		},
		// Test case - 7.
		// Bucket does not exist.
		7: {
			bucket:             "unknown-bucket-name",

		idx := (l.LastMin + 1) % 60
		l.Totals[idx] = AccElem{}
		l.LastMin++
	}
}

// BucketStatsMap captures bucket statistics for all buckets
type BucketStatsMap struct {
	Stats     map[string]BucketStats
	Timestamp time.Time
}

// BucketStats bucket statistics
type BucketStats struct {
	Uptime           int64                  `json:"uptime"`

			return sameTarget, toAPIError(ctx, BucketRemoteArnTypeInvalid{Bucket: bucket})
		}
		clnt := globalBucketTargetSys.GetRemoteTargetClient(bucket, arnStr)
		if clnt == nil {
			return sameTarget, toAPIError(ctx, BucketRemoteTargetNotFound{Bucket: bucket})
		}
		if opts.CheckRemoteBucket { // validate remote bucket
			found, err := clnt.BucketExists(ctx, arn.Bucket)
			if err != nil {

			return
		}
	}

	for _, bucket := range bucketsInConflict.ToSlice() {
		dnsLogIf(ctx, fmt.Errorf("Unable to add bucket DNS entry for bucket %s, an entry exists for the same bucket by a different tenant. This local bucket will be ignored. Bucket names are globally unique in federated deployments. Use path style requests on following addresses '%v' to access this bucket", bucket, globalDomainIPs.ToSlice()))
	}

			internalLogOnceIf(GlobalContext, fmt.Errorf("unable to retrieve usage information for bucket: %s, relying on older value cached in-memory: err(%v)", bucket, err), "bucket-usage-cache-"+bucket)
		} else {
			internalLogOnceIf(GlobalContext, errors.New("unable to retrieve usage information for bucket: %s, no reliable usage value available - quota will not be enforced"), "bucket-usage-empty-"+bucket)
		}
	}

	if len(dui.BucketsUsage) > 0 {

func (b *bucketMetacache) findCache(o listPathOptions) metacache {
	if b == nil {
		logger.Info("bucketMetacache.findCache: nil cache for bucket %s", o.Bucket)
		return metacache{}
	}

	if o.Bucket != b.bucket {
		logger.Info("bucketMetacache.findCache: bucket %s does not match this bucket %s", o.Bucket, b.bucket)
		debug.PrintStack()
		return metacache{}
	}

	// Grab a write lock, since we create one if we cannot find one.
	b.mu.Lock()