On Fri, Jul 25, 2025 at 3:56 AM Jelle van der Waa <je...@vdwaa.nl> wrote: > > On 25/07/2025 00:21, Kevin Kofler via devel wrote: > > Hi, > > > > look at those benchmark results: > > https://www.phoronix.com/review/framework-12-linux-os/7 > > > > As you can see, Fedora and Ubuntu, which both decided to enable frame > > pointers distrowide, are at the absolute bottom of this benchmark. The > > competition performs at least 5% better, up to 10% better for the fastest > > distributions. And it is (mainly) not CPU-specific instruction sets that > > matter, because stock Arch (without CPU-specific instruction sets) is almost > > as good as Cachy OS (with CPU-specific instruction sets). The huge divide is > > between -fomit-frame-pointer (fast) and -fno-omit-frame-pointer (slow). > > > > Kevin Kofler > > Arch Linux also has frame pointers enabled. [1] [2] > > [1] > https://gitlab.archlinux.org/archlinux/packaging/packages/pacman/-/commit/a84bd5de18533069262a2b402f6aba088d218c1c > [2] https://rfc.archlinux.page/0026-fno-omit-frame-pointer/
CachyOS' core difference is the fact it doesn't use the built-in scheduler, but either out of tree ones or sched-ext. We've known for a long time that the built-in Linux kernel scheduler isn't very good, we've just lacked a way to fix it. -- 真実はいつも一つ！/ Always, there's only one truth! -- _______________________________________________ devel mailing list -- devel@lists.fedoraproject.org To unsubscribe send an email to devel-le...@lists.fedoraproject.org Fedora Code of Conduct: https://docs.fedoraproject.org/en-US/project/code-of-conduct/ List Guidelines: https://fedoraproject.org/wiki/Mailing_list_guidelines List Archives: https://lists.fedoraproject.org/archives/list/devel@lists.fedoraproject.org Do not reply to spam, report it: https://pagure.io/fedora-infrastructure/new_issue
