globalLocalDrivesMu.RLock()
	localDrives := cloneDrives(globalLocalDrivesMap)
	globalLocalDrivesMu.RUnlock()

	g := errgroup.WithNErrs(len(localDrives)).WithConcurrency(32)
	bucketsInfo := make([]BucketInfo, len(localDrives))

	// Make a volume entry on all underlying storage disks.
	for index := range localDrives {
		index := index
		g.Go(func() error {
			if localDrives[index] == nil {
				return errDiskNotFound

				break
			}
			opCh <- op
		}

		return nil
	}

	globalLocalDrivesMu.RLock()
	localDrives := cloneDrives(globalLocalDrivesMap)
	globalLocalDrivesMu.RUnlock()

	for _, localDrive := range localDrives {
		if localDrive == nil {
			continue
		}
		rc, err := localDrive.ReadFileStream(context.Background(), minioMetaBucket, pathJoin(healMRFDir, "list.bin"), 0, -1)
		if err != nil {
			continue