bootLogIf(GlobalContext, fmt.Errorf("unable to rename (%s -> %s) %w, drive may be faulty please investigate",
			pathJoin(export, minioMetaMultipartBucket),
			tmpOld,
			osErrToFileErr(err)))
	}

	// format-V2 struct is exactly same as format-V1 except that version is "3"
	// which indicates the simplified multipart backend.
	formatV3 := formatErasureV3{}
	formatV3.Version = formatV2.Version