VersionID          [16]byte          `json:"ID" msg:"ID"`                                    // Version ID
	DataDir            [16]byte          `json:"DDir" msg:"DDir"`                                // Data dir ID
	ErasureAlgorithm   ErasureAlgo       `json:"EcAlgo" msg:"EcAlgo"`                            // Erasure coding algorithm
	ErasureM           int               `json:"EcM" msg:"EcM"`                                  // Erasure data blocks

)

// newFileInfo - initializes new FileInfo, allocates a fresh erasure info.
func newFileInfo(object string, dataBlocks, parityBlocks int) (fi FileInfo) {
	fi.Erasure = ErasureInfo{
		Algorithm:    erasureAlgorithm,
		DataBlocks:   dataBlocks,
		ParityBlocks: parityBlocks,
		BlockSize:    blockSizeV2,
		Distribution: hashOrder(object, dataBlocks+parityBlocks),
	}
	return fi
}

	"github.com/minio/pkg/v3/sync/errgroup"
)

// Object was stored with additional erasure codes due to degraded system at upload time
const minIOErasureUpgraded = "x-minio-internal-erasure-upgraded"

const erasureAlgorithm = "rs-vandermonde"

// GetChecksumInfo - get checksum of a part.
func (e ErasureInfo) GetChecksumInfo(partNumber int) (ckSum ChecksumInfo) {
	for _, sum := range e.Checksums {
		if sum.PartNumber == partNumber {