Postings by Aliaksandr Zaitsau

Compiling binaries with PGO (Profile-Guided Optimization)


As far as I know binaries in Fedora repositories are compiled without
PGO (profile-guided optimization). Also I don't know any LInux-based OS
where binaries are precompiled with PGO. With PGO we can improve
performance of binaries for typical use-cases without compiling for some
specific architecture (so binaries with PGO will be

Question: why PGO isn't used by maintainers for packages? Lack of
profile data for compilation with PGO? Isn't interested for
mainatainers? Something else?