// online.
				storageDisks[index].SetDiskID(format.Erasure.This)
			}
			return nil
		}, index)
	}

	// Return all formats and errors if any.
	return formats, g.Wait()
}

func saveFormatErasure(disk StorageAPI, format *formatErasureV3, healID string) error {
	if disk == nil || format == nil {
		return errDiskNotFound
	}

	// Marshal and write to disk.
	formatData, err := json.Marshal(format)

		}

		// Save new formats `format.json` on unformatted disks.
		for index, format := range tmpNewFormats {
			if storageDisks[index] == nil || format == nil {
				continue
			}
			if err := saveFormatErasure(storageDisks[index], format, formatOpID); err != nil {
				healingLogIf(ctx, fmt.Errorf("Drive %s failed to write updated 'format.json': %v", storageDisks[index], err))
				storageDisks[index].Close()