For anyone else who is still interested in graphical output of Massif from Valgrind please consider massif-visualizer, it is beautiful.
You can find the project page at KDE-Apps.
For Ubuntu you should build massif-visualizer from source or install package from Kubuntu-ppa repo:
add-apt-repository ppa:kubuntu-ppa/backports
apt-get update && apt-get install massif-visualizer