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Date:      Tue, 12 Mar 2024 13:39:03 +0000
From:      Nuno Teixeira <eduardo@freebsd.org>
To:        tuexen@freebsd.org
Cc:        current@freebsd.org, net@freebsd.org
Subject:   Re: Request for Testing: TCP RACK
Message-ID:  <CAFDf7U%2BU3QpgsG-hY0u3tC_X9WKSRzuAM7Nfhzu-%2BqPBbs1nng@mail.gmail.com>
In-Reply-To: <42C327BD-6CE4-43AA-A1AE-3BEC08D623DB@freebsd.org>
References:  <42C327BD-6CE4-43AA-A1AE-3BEC08D623DB@freebsd.org>

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Hello,

I'm curious about tcp RACK.

As I do not run on a server background, only a laptop and a rpi4 for
poudriere, git, browsing, some torrent and ssh/sftp connections, will
I see any difference using RACK?
What tests should I do for comparison?

Thanks,

<tuexen@freebsd.org> escreveu (quinta, 16/11/2023 =C3=A0(s) 15:10):
>
> Dear all,
>
> recently the main branch was changed to build the TCP RACK stack
> which is a loadable kernel module, by default:
> https://cgit.FreeBSD.org/src/commit/?id=3D3a338c534154164504005beb00a3c6f=
eb03756cc
>
> As discussed on the bi-weekly transport call, it would be great if people
> could test the RACK stack for their workload. Please report any problems =
to the
> net@ mailing list or open an issue in the bug tracker and drop me a note =
via email.
> This includes regressions in CPU usage, regressions in performance or any=
 other
> unexpected change you observe.
>
> You can load the kernel module using
> kldload tcp_rack
>
> You can make the RACK stack the default stack using
> sysctl net.inet.tcp.functions_default=3Drack
>
> Based on the feedback we get, the default stack might be switched to the
> RACK stack.
>
> Please let me know if you have any questions.
>
> Best regards
> Michael
>
>
>


--=20
Nuno Teixeira
FreeBSD Committer (ports)



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