Re: Request for Testing: TCP RACK

Reply: tuexen_a_freebsd.org: "Re: Request for Testing: TCP RACK"
In reply to: Gary Jennejohn : "Re: Request for Testing: TCP RACK"
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From: Nuno Teixeira <eduardo_at_freebsd.org>
Date: Sat, 16 Mar 2024 10:59:29 UTC

> > Resuming I only need to add:
> >
> > options         TCPHPTS
> >
> > Is this correct?
> >
>
> Yeah, that will probably fix it.  According to a comment in
> /usr/src/sys/netinet/tcp_hpts.c it adds a high precision timer
> system for tcp, used by RACK and BBR.

As tuexen said, on main, loader.conf: tcp_rack_load="YES" will load
tcphpts.ko as I am seing in my rpi4 right now.
I'm testing it and check its performance.

I will test again on my amd64 laptop and run more tests too.


-- 
Nuno Teixeira
FreeBSD Committer (ports)