Re: Logging Library-GSOC

[Vincent Torri]

On Thu, Jul 16, 2020 at 9:51 AM Werner LEMBERG <wl@gnu.org> wrote:
>
>
> >> *Have you set `FT2_DEBUG=any:7` in the environment?*
> >
> > Sorry, I forgot to mention this, I have used FT2_DEBUG=any:7 with
> > OpenSans-Bold.ttf font.
>
> OK.
>
> > Also, I wanted to ask is this the right approach for profiling?
>
> I'm not an expert, sorry.  However, you might also try `valgrind
> --tool=cachegrind` (on GNU/Linux), which gives you detailed
> information on used CPU cycles including instruction and data caches.

also
valgrind --tool=callgrind + kcachegrind
and
oprofile could be useful

Vincen Torri