Thanks for the hint, I missed 642cd511028b . Think I'm good now:
/etc/src.conf WITH_MALLOC_PRODUCTION=yes WITHOUT_LLVM_ASSERTIONS=yes WITHOUT_PTHREADS_ASSERTIONS=yes Cheers! Colin Percival <cperc...@freebsd.org> escreveu (sexta, 5/09/2025 à(s) 23:07): > On 9/5/25 14:57, Nuno Teixeira wrote: > > For people that turn off debug on main, should WITH_PTHREADS_ASSERTIONS > be > > turned off? > > > > e.g. > > /etc/src.conf: > > WITH_MALLOC_PRODUCTION=yes > > WITHOUT_LLVM_ASSERTIONS=yes > > According to commit 642cd511028b running WITHOUT_PTHREADS_ASSERTIONS > improves > mutex performance by 5-18%. So yes if you want maximal performance on HEAD > you should probably turn this off. > > Colin Percival