Cache: make(map[string]dataUsageEntry, len(oldCache.Cache)),
	}

	// Put all buckets into channel.
	bucketCh := make(chan BucketInfo, len(buckets))

	// Shuffle buckets to ensure total randomness of buckets, being scanned.
	// Otherwise same set of buckets get scanned across erasure sets always.
	// at any given point in time. This allows different buckets to be scanned
	// in different order per erasure set, this wider spread is needed when

		bucketL)
	bucketReplLastMinFailedBytesMD = NewGaugeMD(bucketReplLastMinFailedBytes,
		"Total number of bytes failed at least once to replicate in the last full minute on a bucket",
		bucketL)
	bucketReplLastMinFailedCountMD = NewGaugeMD(bucketReplLastMinFailedCount,
		"Total number of objects which failed replication in the last full minute on a bucket",
		bucketL)

	}
	if len(buckets) != 2 {
		t.Errorf("%s: Expected number of bucket to be `%d`, but instead found `%d`", instanceType, 2, len(buckets))
	}

	if buckets[0].Name != "bucket1" {
		t.Errorf("%s: Expected bucket name to be `%s`, but instead found `%s`", instanceType, "bucket1", buckets[0].Name)
	}
	if buckets[1].Name != "bucket2" {

		// that has been deleted.
		{
			"bucket1",
			[]objectUpload{{"object0", "content"}, {"object1", "content"}},
			"object0",
			[]string{"object1"},
		},
		// Test 2: remove an object inside a directory and checks it is deleted
		// with its parent since this former becomes empty
		{
			"bucket2",
			[]objectUpload{{"object0", "content"}, {"dir/object1", "content"}},
			"dir/object1",

	return len(sys.metadataMap)
}

// Remove bucket metadata from memory.
func (sys *BucketMetadataSys) Remove(buckets ...string) {
	sys.Lock()
	for _, bucket := range buckets {
		sys.group.Forget(bucket)
		delete(sys.metadataMap, bucket)
		globalBucketMonitor.DeleteBucket(bucket)
	}
	sys.Unlock()
}

// RemoveStaleBuckets removes all stale buckets in memory that are not on disk.

			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()))
	}

				if err != nil {
					rpt.SetStatus(bucket, fileName, err)
					continue
				}
				v, _ := globalBucketMetadataSys.Get(bucket)
				bucketMap[bucket] = &v
			}

			bucketMap[bucket].ObjectLockConfigXML = configData
			bucketMap[bucket].ObjectLockConfigUpdatedAt = updatedAt
			rpt.SetStatus(bucket, fileName, nil)
		}
	}

	// import versioning metadata

			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 {

}

// 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}
	}

		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"`