diff --git a/samples/mount_readbenchfs/mount.go b/samples/mount_readbenchfs/mount.go
index fe178c3..61932ef 100644
--- a/samples/mount_readbenchfs/mount.go
+++ b/samples/mount_readbenchfs/mount.go
@@ -11,6 +11,7 @@ import (
 
 var fMountPoint = flag.String("mount_point", "", "Path to mount point.")
 var fReadOnly = flag.Bool("read_only", false, "Mount in read-only mode.")
+var fVectored = flag.Bool("vectored", false, "Use vectored read.")
 var fDebug = flag.Bool("debug", false, "Enable debug logging.")
 
 func main() {
@@ -27,7 +28,8 @@ func main() {
 	}
 
 	cfg := &fuse.MountConfig{
-		ReadOnly: *fReadOnly,
+		ReadOnly:        *fReadOnly,
+		UseVectoredRead: *fVectored,
 	}
 
 	if *fDebug {
diff --git a/samples/readbenchfs/readbenchfs.go b/samples/readbenchfs/readbenchfs.go
index d4f0ee1..406b8ca 100644
--- a/samples/readbenchfs/readbenchfs.go
+++ b/samples/readbenchfs/readbenchfs.go
@@ -35,8 +35,6 @@ const fileSize = 1024 * 1024 * 1024 * 1024
 
 var _ fuseutil.FileSystem = &readBenchFS{}
 
-// Create a file system that mirrors an existing physical path, in a readonly mode
-
 func NewReadBenchServer() (server fuse.Server, err error) {
 	// 1 GB of random data to exceed CPU cache
 	buf := make([]byte, 1024*1024*1024)
@@ -137,7 +135,28 @@ func (fs *readBenchFS) ReadFile(ctx context.Context, op *fuseops.ReadFileOp) err
 		copy(op.Dst[pos-op.Offset:], fs.buf[s:])
 		pos = op.Offset + e
 	}
-	//op.Data = [][]byte{ contents[op.Offset : end] }
+	op.BytesRead = int(end - op.Offset)
+	return nil
+}
+
+func (fs *readBenchFS) VectoredRead(ctx context.Context, op *fuseops.VectoredReadOp) error {
+	if op.Offset > fileSize {
+		return io.EOF
+	}
+	end := op.Offset + op.Size
+	if end > fileSize {
+		end = fileSize
+	}
+	buflen := int64(len(fs.buf))
+	for pos := op.Offset; pos < end; {
+		s := pos % buflen
+		e := buflen
+		if e-s > end-pos {
+			e = s + end - pos
+		}
+		op.Data = append(op.Data, fs.buf[s:e])
+		pos = op.Offset + e
+	}
 	op.BytesRead = int(end - op.Offset)
 	return nil
 }