> On 9. May 2020, at 16:25, Gordon Bergling <gbergling_at_googlemail.com> wrote: > > Hi Michael, > > thanks for your reply. > > I tried tcp_rack and tcp_bbr, since both are separate TCP stacks. I just posted the wrong error message. Both TCP stacks weren’t loadable as a kernel module with just the former mentioned build option. > > I currently have build running with both kernel options you mentioned. > > If the build is successful and I can change the default TCP stack to RACK and BBR I let you know. That would be great. I have them running on my machines, but I might have missed something. > > Further I didn’t find any documentation within tcp(4) regarding RACK and BBR. Since I am about to enhance the manpages, I’ll extent tcp(4) about information about RACK and BBR, but this is a different topic. > Yes it is. And I would suggest to use separate man pages, a single one for each stack. The the generic man page might refer to them... Best regards Michael > Best regards, > > Gordon > >> Am 09.05.2020 um 14:37 schrieb Michael Tuexen <tuexen_at_freebsd.org>: >> >>> On 9. May 2020, at 14:18, Gordon Bergling <gbergling_at_googlemail.com> wrote: >>> >>> Greetings, >>> >>> I build -CURRENT with WITH_EXTRA_TCP_STACKS=1, but I got the following error >>> when I try to load for example tcp_bbr.ko. >>> z >>> kldload: an error occurred while loading module tcp_rack.ko. Please check dmesg(8) for more details. >> This indicates that you want to load the RACK stack. >> >> Please note that you need for BBR and RACK: >> options TCPHPTS >> in the kernel config and in addition to that for RACK >> options RATELIMIT >> >> Best regards >> Michael >>> >>> dmesg shows: >>> >>> KLD tcp_bbr.ko: depends on tcphpts - not available or version mismatch >>> linker_load_file: /boot/kernel/tcp_bbr.ko - unsupported file type >>> >>> Any hints on solving the problem? >>> >>> The kernel config is GENERIC. >>> >>> Best regards, >>> >>> Gordon >>> _______________________________________________ >>> freebsd-current_at_freebsd.org mailing list >>> https://lists.freebsd.org/mailman/listinfo/freebsd-current >>> To unsubscribe, send any mail to "freebsd-current-unsubscribe_at_freebsd.org" >> >> _______________________________________________ >> freebsd-current_at_freebsd.org mailing list >> https://lists.freebsd.org/mailman/listinfo/freebsd-current >> To unsubscribe, send any mail to "freebsd-current-unsubscribe_at_freebsd.org" >Received on Sat May 09 2020 - 13:43:23 UTC
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