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Date:      Wed, 23 Oct 2019 23:29:50 -0700
From:      vm finance <vm.finance2@gmail.com>
To:        Kevin Oberman <rkoberman@gmail.com>
Cc:        freebsd-net <freebsd-net@freebsd.org>
Subject:   Re: TCP Congestion Control
Message-ID:  <CAKy-8=gQ_8rAmFO=zGV3fz1zW72WbujMnKWiajNTXX-fpuO5Fw@mail.gmail.com>
In-Reply-To: <CAN6yY1tCbpuGrwqNkHAiH2MNwQjSpxZfFJZxoARZCYkgURgQvg@mail.gmail.com>
References:  <CAKy-8=jcS33K_7otwHrRF2miWvn--adCBSLR8s8yQ1TA21oF-g@mail.gmail.com> <CAN6yY1tCbpuGrwqNkHAiH2MNwQjSpxZfFJZxoARZCYkgURgQvg@mail.gmail.com>

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Ok - I  see there is a socket option to pick a different cc per-socket
basis.
Any experiences on loading / using different cc per socket...does it work
seamlessly?

Thanks!

On Wed, Oct 23, 2019 at 11:19 PM Kevin Oberman <rkoberman@gmail.com> wrote:

> Have you loaded kernel modules for other algorithms? I believe only
> newreno is in the default kernel. "man 4 mod_cc" for available modules and
> other information.
> --
> Kevin Oberman, Part time kid herder and retired Network Engineer
> E-mail: rkoberman@gmail.com
> PGP Fingerprint: D03FB98AFA78E3B78C1694B318AB39EF1B055683
>
>
> On Wed, Oct 23, 2019 at 11:04 PM vm finance <vm.finance2@gmail.com> wrote:
>
>> Hi,
>>
>> We can set per-socket congestion control under Linux, but not under
>> FreeBSD
>> (12.0).
>> The current available and allowed is only newReno:
>> net.inet.tcp.cc.available: newreno
>> net.inet.tcp.cc.algorithm: newreno
>>
>> Any thoughts on why FreeBSD chose not to allow different cc to be set per
>> socket?
>> AFAIK, it would get complicated to have different sessions having
>> different
>> congestion algos.
>>
>> Thanks for any pointers!
>> _______________________________________________
>> freebsd-net@freebsd.org mailing list
>> https://lists.freebsd.org/mailman/listinfo/freebsd-net
>> To unsubscribe, send any mail to "freebsd-net-unsubscribe@freebsd.org"
>>
>



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