On Aug 22, 2016, at 5:03 AM, Matteo Bruni <matteo.mystral at gmail.com> wrote: > > I've found pmap to be pretty useful for profiling memory usage on > macOS. AFAIR, in my case the VM space used by the OpenGL stack was > mostly accounted under the "IOKit" name. Were you thinking of vmmap? (Or vmmap32 for 32-bit processes on modern versions of the OS.) -Ken