var internal32KByteBuffer = sync.Pool{
	New: func() any {
		m := make([]byte, 0, biggerBufMin)
		return &m
	},
}

// GetByteBuffer can be replaced with a function that returns a small
// byte buffer.
// When replacing PutByteBuffer should also be replaced
// There is no minimum size.
var GetByteBuffer = func() []byte {
	b := *internalByteBuffer.Get().(*[]byte)
	return b[:0]
}

		// Register a single handler which echos the payload.
		errFatal(remote.RegisterSingleHandler(handlerTest, func(payload []byte) ([]byte, *RemoteErr) {
			defer PutByteBuffer(payload)
			return append(GetByteBuffer()[:0], payload...), nil
		}))
		errFatal(rpc.Register(remote, func(req *testRequest) (resp *testResponse, err *RemoteErr) {
			return &testResponse{
				OrgNum:    req.Num,
				OrgString: req.String,

	// tlsClientSessionCacheSize is the cache size for client sessions.
	tlsClientSessionCacheSize = 100
)

func init() {
	// Injected to prevent circular dependency.
	pubsub.GetByteBuffer = grid.GetByteBuffer
}

type poolDisksLayout struct {
	cmdline string
	layout  [][]string
}

type disksLayout struct {
	legacy bool
	pools  []poolDisksLayout
}

type serverCtxt struct {

		buf.WriteByte('=')
		buf.WriteString(url.QueryEscape(v))
	}
	return buf.String()
}

// NewBytes returns a new Bytes.
// A slice is preallocated.
func NewBytes() *Bytes {
	b := Bytes(GetByteBuffer()[:0])
	return &b
}

// NewBytesCap returns an empty Bytes with the given capacity.
func NewBytesCap(size int) *Bytes {
	b := Bytes(GetByteBufferCap(size))
	return &b
}

	*f &^= flags
}

// parse an incoming message.
func (m *message) parse(b []byte) (*subHandlerID, []byte, error) {
	var sub *subHandlerID
	if m.Payload == nil {
		m.Payload = GetByteBuffer()[:0]
	}
	h, err := m.UnmarshalMsg(b)
	if err != nil {
		return nil, nil, fmt.Errorf("read write: %v", err)
	}
	if len(m.Payload) == 0 && m.Flags&FlagPayloadIsZero == 0 {
		PutByteBuffer(m.Payload)

func (client *storageRESTClient) WalkDir(ctx context.Context, opts WalkDirOptions, wr io.Writer) error {
	// Ensure remote has the same disk ID.
	opts.DiskID = *client.diskID.Load()
	b, err := opts.MarshalMsg(grid.GetByteBuffer()[:0])
	if err != nil {
		return toStorageErr(err)
	}

	st, err := client.gridConn.NewStream(ctx, grid.HandlerWalkDir, b)
	if err != nil {
		return toStorageErr(err)
	}

				gridLogIf(ctx, err) // Fake it... Though this should never fail.
				atomic.StoreInt64(&c.LastPong, time.Now().UnixNano())
				continue
			}
			toSend, err = pingFrame.MarshalMsg(GetByteBuffer()[:0])
			if err != nil {
				gridLogIf(ctx, err) // Fake it... Though this should never fail.
				atomic.StoreInt64(&c.LastPong, time.Now().UnixNano())
				continue
			}
		case toSend = <-c.outQueue:

		return grid.NewRemoteErr(err)
	}

	// Process until remote disconnects.
	// Blocks on upstream (out) congestion.
	// We have however a dynamic downstream buffer (ch).
	buf := bytes.NewBuffer(grid.GetByteBuffer())
	enc := json.NewEncoder(buf)
	tmpEvt := struct{ Records []event.Event }{[]event.Event{{}}}
	for {
		select {
		case <-ctx.Done():
			grid.PutByteBuffer(buf.Bytes())
			return nil
		case ev := <-ch:

					continue
				}
				buf.Reset()
				if err := enc.Encode(li); err != nil {
					continue
				}
				select {
				case <-ctx.Done():
					return
				case encodedCh <- append(grid.GetByteBuffer()[:0], buf.Bytes()...):
				}
			}
		}
	}()

	// Collect from matching peers
	for _, peer := range peers {
		if peer == nil {
			continue
		}