var wg sync.WaitGroup
	wg.Add(len(s.sets))
	for _, s := range s.sets {
		go func(s *erasureObjects) {
			defer wg.Done()
			// This is a force delete, no reason to throw errors.
			s.DeleteObject(ctx, bucket, prefix, ObjectOptions{DeletePrefix: true})
		}(s)
	}
	wg.Wait()
	return nil
}