// Acquire lock on format.json
	formatLock := z.NewNSLock(minioMetaBucket, formatConfigFile)
	lkctx, err := formatLock.GetLock(ctx, globalOperationTimeout)
	if err != nil {
		return madmin.HealResultItem{}, err
	}
	ctx = lkctx.Context()
	defer formatLock.Unlock(lkctx)

	r := madmin.HealResultItem{
		Type:   madmin.HealItemMetadata,