if body != nil {
		switch v := body.(type) {
		case *bytes.Buffer:
			req.ContentLength = int64(v.Len())
			buf := v.Bytes()
			req.GetBody = func() (io.ReadCloser, error) {
				r := bytes.NewReader(buf)
				return io.NopCloser(r), nil
			}
		case *bytes.Reader:
			req.ContentLength = int64(v.Len())
			snapshot := *v
			req.GetBody = func() (io.ReadCloser, error) {
				r := snapshot

		}
	}
	b.SetBytes(int64(len(b1)))
}

func BenchmarkCompareBytesBigIdentical(b *testing.B) {
	b.StopTimer()
	b1 := make([]byte, 0, 1<<20)
	for len(b1) < 1<<20 {
		b1 = append(b1, "Hello Gophers!"...)
	}
	b2 := b1
	b.StartTimer()
	for i := 0; i < b.N; i++ {
		if Compare(b1, b2) != 0 {
			b.Fatal("b1 != b2")
		}
	}
	b.SetBytes(int64(len(b1)))

}

// Encode reads from the reader, erasure-encodes the data and writes to the writers.
func (e *Erasure) Encode(ctx context.Context, src io.Reader, writers []io.Writer, buf []byte, quorum int) (total int64, err error) {
	writer := &multiWriter{
		writers:     writers,
		writeQuorum: quorum,
		errs:        make([]error, len(writers)),
	}

	for {
		var blocks [][]byte
		n, err := io.ReadFull(src, buf)

	Object string `json:"-" msg:"obj"`

	// Verbose information
	ItemsDecommissioned     int64 `json:"objectsDecommissioned" msg:"id"`
	ItemsDecommissionFailed int64 `json:"objectsDecommissionedFailed" msg:"idf"`
	BytesDone               int64 `json:"bytesDecommissioned" msg:"bd"`
	BytesFailed             int64 `json:"bytesDecommissionedFailed" msg:"bf"`
}

// Clone make a copy of PoolDecommissionInfo

		})

		var (
			clusterSize               uint64
			clusterBuckets            uint64
			clusterObjectsCount       uint64
			clusterVersionsCount      uint64
			clusterDeleteMarkersCount uint64
		)

		clusterObjectSizesHistogram := map[string]uint64{}
		clusterVersionsHistogram := map[string]uint64{}
		for _, usage := range dataUsageInfo.BucketsUsage {
			clusterBuckets++

type erasureTestSetup struct {
	dataBlocks   int
	parityBlocks int
	blockSize    int64
	diskPaths    []string
	disks        []StorageAPI
}

// Returns an initialized setup for erasure tests.
func newErasureTestSetup(tb testing.TB, dataBlocks int, parityBlocks int, blockSize int64) (*erasureTestSetup, error) {
	diskPaths := make([]string, dataBlocks+parityBlocks)

func parseChunkSignature(chunk []byte) []byte {
	chunkSplits := bytes.SplitN(chunk, []byte(s3ChunkSignatureStr), 2)
	return chunkSplits[1]
}

// parse hex to uint64.
func parseHexUint(v []byte) (n uint64, err error) {
	for i, b := range v {
		switch {
		case '0' <= b && b <= '9':
			b -= '0'
		case 'a' <= b && b <= 'f':
			b = b - 'a' + 10
		case 'A' <= b && b <= 'F':

	lastmin lastMinuteLatency
	curr    time.Duration
	avg     time.Duration
	peak    time.Duration
	N       int64
}

func (l *latencyStat) update(d time.Duration) {
	l.lastmin.add(d)
	l.N++
	if d > l.peak {
		l.peak = d
	}
	l.curr = l.lastmin.getTotal().avg()
	l.avg = time.Duration((int64(l.avg)*(l.N-1) + int64(l.curr)) / l.N)
}

// epHealth struct represents health of a replication target endpoint.

			globalHTTPStats.updateStats(api, tc.ResponseRecorder)
			globalConnStats.incS3InputBytes(int64(tc.RequestRecorder.Size()))
			globalConnStats.incS3OutputBytes(int64(tc.ResponseRecorder.Size()))

			if countBktStat {
				globalBucketConnStats.incS3InputBytes(bucket, int64(tc.RequestRecorder.Size()))
				globalBucketConnStats.incS3OutputBytes(bucket, int64(tc.ResponseRecorder.Size()))

func getFilesListFromZIPObject(ctx context.Context, objectAPI ObjectLayer, bucket, object string, opts ObjectOptions) (zipindex.Files, ObjectInfo, error) {
	size := 1 << 20
	var objSize int64
	for {
		rs := &HTTPRangeSpec{IsSuffixLength: true, Start: int64(-size)}
		gr, err := objectAPI.GetObjectNInfo(ctx, bucket, object, rs, nil, opts)
		if err != nil {
			return nil, ObjectInfo{}, err
		}
		b, err := io.ReadAll(gr)
		gr.Close()