Date: Sat, 16 Mar 2024 16:05:49 +0100 From: tuexen@freebsd.org To: Nuno Teixeira <eduardo@freebsd.org> Cc: garyj@gmx.de, current@freebsd.org, net@freebsd.org Subject: Re: Request for Testing: TCP RACK Message-ID: <BB57B7CC-1506-4B4C-8A04-26F67DE30EDA@freebsd.org> In-Reply-To: <CAFDf7UKRLpBt%2B11GmWO5p0b-L9ZMve6MyCxRUuVm32EBZY0MWA@mail.gmail.com> References: <42C327BD-6CE4-43AA-A1AE-3BEC08D623DB@freebsd.org> <CAFDf7U%2BU3QpgsG-hY0u3tC_X9WKSRzuAM7Nfhzu-%2BqPBbs1nng@mail.gmail.com> <486915F0-456B-4B09-A8BC-93BBA79C4CA1@freebsd.org> <20240313080624.6c73908c@ernst.home> <508E3B47-8E1B-469F-97B1-2171A3098888@freebsd.org> <86a5n1i0xg.fsf@ltc.des.dev> <AE656D0C-FA5B-4194-8B57-4140CD57ABF1@freebsd.org> <CAFDf7UJRitdHz5QebNH9A4mNo0pKCBRfZCfmFgjNVSdCr_JXrw@mail.gmail.com> <78D1FF09-71A3-4486-B934-D8332F54B237@freebsd.org> <20240316104053.20bef8c2@ernst.home> <CAFDf7UKT=FYsaXRacwsnjDkYUjT4_1QnHynWAc67yxQS8XA0Yw@mail.gmail.com> <20240316115128.33d11f7b@ernst.home> <CAFDf7U%2BBgyw2e1hJySt-4GTX3=qn6LX7B2Ebzcmvr%2BD6MJqfpg@mail.gmail.com> <7367F29A-D52B-4828-B79A-AA2667E81E7D@freebsd.org> <CAFDf7UKRLpBt%2B11GmWO5p0b-L9ZMve6MyCxRUuVm32EBZY0MWA@mail.gmail.com>
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> On 16. Mar 2024, at 15:00, Nuno Teixeira <eduardo@freebsd.org> wrote: > >> If you load tcp_rack via kldload, tcphtps get loaded automatically. >> If you load if via /boot/loader.conf, you need to have >> tcphpts_load="YES" >> in addition to >> tcp_rack_load="YES" > > As of my tests, loader.conf: tcp_rack_load="YES" loads tcphtps.ko auto: > > 3 1 0xffffffff81f53000 545e0 tcp_rack.ko > 4 2 0xffffffff81fa8000 14588 tcphpts.ko Interesting. Works on my arm64 machine, too. I think when I tested things for writing the article, I figured out that just doing tcp_rack_load="YES" in /boot/loader.conf was not working on a kernel configured without TCPHPTS. > > On aarch64 (rpi4) I didn't get any performance issues in > > main-n268730-96ad640178ea (Mar 8) > and > main-n268827-75464941dc17 (Mar 16) > > So it seems not related to rack commit e18b97bd63a8: Update to bring > the rack stack with all its fixes in. > > Will update amd64 laptop to main-n268827-75464941dc17 (Mar 16) and test it. Please do so... Best regards Michael > -- > Nuno Teixeira > FreeBSD Committer (ports)
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