nil,
			},
			dataErrs: map[int][]int{
				0: {checkPartFileNotFound, checkPartSuccess, checkPartSuccess, checkPartSuccess},
				1: {checkPartSuccess, checkPartFileNotFound, checkPartSuccess, checkPartSuccess},
				2: {checkPartSuccess, checkPartSuccess, checkPartFileNotFound, checkPartSuccess},
				3: {checkPartSuccess, checkPartSuccess, checkPartSuccess, checkPartFileNotFound},
			},
			expectedMeta:     fi,

			for i, disk := range latestDisks {
				if disk == OfflineDisk {
					continue
				}
				thisPartErrs := shuffleCheckParts(dataErrsByPart[partIndex], latestMeta.Erasure.Distribution)
				if thisPartErrs[i] != checkPartSuccess {
					continue
				}
				checksumInfo := copyPartsMetadata[i].Erasure.GetChecksumInfo(partNumber)
				partPath := pathJoin(object, srcDataDir, fmt.Sprintf("part.%d", partNumber))

	if st.Mode().IsDir() {
		resp = checkPartFileNotFound
		return
	}
	// Check if shard is truncated.
	if st.Size() < expectedSize {
		resp = checkPartFileCorrupt
		return
	}
	return checkPartSuccess
}

// CheckParts check if path has necessary parts available.
func (s *xlStorage) CheckParts(ctx context.Context, volume string, path string, fi FileInfo) (*CheckPartsResp, error) {