How to enable tcp bbr in FreeBSD???

[Randall Stewart]

This is actually the first I have heard of these bugs…

I will have look at them Mark.

R

> On Apr 24, 2020, at 10:23 AM, Mark Johnston <markj at freebsd.org> wrote:
> 
> On Fri, Apr 24, 2020 at 03:15:08PM +0100, Tom Jones wrote:
>> rrs at freebsd.org
>> Bcc: 
>> Subject: Re: How to enable tcp bbr in FreeBSD???
>> Reply-To: 
>> In-Reply-To: <6042155a-297b-d85e-1d64-24d93da329a2 at gmail.com>
>> 
>> 
>> ... snip ...
>>> 
>>> Maybe it is not ready for prime time, i do not know why it is not in the
>>> default build.
>>> Maybe ask the committer.
>>> 
>> 
>> I have added rrs@ in cc and the freebsd-transport list. 
>> 
>> Does anyone know if there are plans to enable alternate TCP stacks in
>> generic? 
>> 
>> Is there a stability point we need to hit first?
> 
> There are a couple of open bugs found by syzkaller (complete with
> reproducers) that appeared when I enabled the alternate TCP stacks:
> 
> https://syzkaller.appspot.com/bug?id=986b4cecd84439df9794bda1a45d9cf0f50356fe
> https://syzkaller.appspot.com/bug?id=048f650e99696f881872a285cef0e3b9bd4f4e25
> 
> I'd expect these to be fixed before providing the alternate stacks in
> GENERIC.
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------
Randall Stewart
rrs at netflix.com