From nobody Tue Mar 12 13:39:03 2024 X-Original-To: net@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4TvF9c5gvkz5Drgx; Tue, 12 Mar 2024 13:39:16 +0000 (UTC) (envelope-from eduardo@freebsd.org) Received: from smtp.freebsd.org (smtp.freebsd.org [IPv6:2610:1c1:1:606c::24b:4]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "smtp.freebsd.org", Issuer "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4TvF9c3m76z4fmC; Tue, 12 Mar 2024 13:39:16 +0000 (UTC) (envelope-from eduardo@freebsd.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1710250756; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=N2BHPw0lhij40c8sB8qcudPalEpC+tk9gOB3g5nQTTE=; b=Vb6Xq6AGHEfUZ5VPvfthdASxkwafSxTdapixj3/aVDAKobUxgowkMCblbAlx7n2DbUW1SH OCz0AFRqvR/DVUGxOCTlah89tpq2xXXCewaW870//tPoC4Rtl29z1fOTuaIqIuLG91wpj+ lEQ6lBy1Rcw7kNJ4lGKJxbFozo8Vd4ArjovTD6MaZUi1ucIlWrz6atW23FOUB4o5KvMmjh OopA8yFZ0uuJgl6WAE6gWjkHksYXQkDjHP/r0kJBAx99gGtzQo3UvVolgpU5zTGpyeVzkb +eCSb2CNj+U9IJEOexDpXSk7p2mZmX6lXUP1s71Fn55K+tTi+BsEsAntWLvf7A== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1710250756; a=rsa-sha256; cv=none; b=m/SYH3u/jYcrLZUonOkkcsOF5MM/EDDV41m8uexNa6V11/g4nHkMu9RHtK+ByaWM4JJB06 YdmPrHmfhD8+KlXyONE0uBbhu90KvleXB0Frw1WTEwCb8gYqP5UGRVNXhB9QzoHcLYsHq8 8fpFAIhyfA9se00A9Rn6ard0x2fyXlq6ID3WFqeiQPG15voQy081BgW1oQLUa4SaDBxsxL eZLxjtXB+gOn8PkLBE7vO8+x8ByKmXGvpZAJHrxflA/JKg1qZazI8XKSzJaafFKPQSNESc 0IHgu8AFJ5UZ/95OFi9H3mzK3/heyAGwsBk9qTio3KYKXpfgohlEuyd+UPPmsg== ARC-Authentication-Results: i=1; mx1.freebsd.org; none ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1710250756; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=N2BHPw0lhij40c8sB8qcudPalEpC+tk9gOB3g5nQTTE=; b=kTFsiYsL437iCdyXrdoCIVVcz8e0Z1gyF9/RGo6BN5XWIUgYkNS1kNIifIP1ennbMMX8nv pajWGMK0UzMrGMzZbfVtiy09CBs8PBuLr5fCapxtBdeGPIxh+uPqhl6c/NQyNVswO3zng8 Ohlp6mqWM8dXFGj/O4MArmyxvMwx6XlM9ohdM1k+23eavJbYMip+Pf+LkKcTfWn5KHG4zu 9OL2f4NPu5+lWLlltfAoe0wrKhi9Ylgb69wvPSK5gXgYoD/SDSsa1Il0vZfuWd8Xwpf5oR hHutAgWiEijVu0iShPdPD7pHYVee+K7TxswhM8t4mMA/nxYvYqDaXMtWbfOoEA== Received: from mail-qt1-f176.google.com (mail-qt1-f176.google.com [209.85.160.176]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (2048 bits) client-digest SHA256) (Client CN "smtp.gmail.com", Issuer "GTS CA 1D4" (verified OK)) (Authenticated sender: eduardo) by smtp.freebsd.org (Postfix) with ESMTPSA id 4TvF9c3FD3zJ9P; Tue, 12 Mar 2024 13:39:16 +0000 (UTC) (envelope-from eduardo@freebsd.org) Received: by mail-qt1-f176.google.com with SMTP id d75a77b69052e-42ed3bdd680so28398821cf.0; Tue, 12 Mar 2024 06:39:16 -0700 (PDT) X-Forwarded-Encrypted: i=1; AJvYcCVNbeAvsX75OhZ5ux/HYMCzL2CJ8VRkd4tSE1ihjGY3LO4f06R9zsu4gtFPAdtTSKWEeMa0FTMGv5B0ENoK8xk= X-Gm-Message-State: AOJu0YyGOyJez/Y5XkFkHkSGBh7b9ot7rIC1Owi6DxO1uICOeFKLDZZT jAWnfOlMarAqTZ3DNK9BtdH3dzKR542LOYSqvfj7vMgBEXa6ygBJ85kDP8tJqRbvRdt+B1bO3R8 MyhXhHcTlLRoRQGhwcp7V7AG//PE= X-Google-Smtp-Source: AGHT+IExyt4JDVniTuV6eut00+xgzqxJECK7HCssHDM9uDE2yxZtUiFVxmY6IidZd7iACJAdjQ9yW6L5ahkHHfHLqp0= X-Received: by 2002:ac8:7f83:0:b0:42e:e97b:8a77 with SMTP id z3-20020ac87f83000000b0042ee97b8a77mr376301qtj.0.1710250755902; Tue, 12 Mar 2024 06:39:15 -0700 (PDT) List-Id: Networking and TCP/IP with FreeBSD List-Archive: https://lists.freebsd.org/archives/freebsd-net List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-net@freebsd.org MIME-Version: 1.0 References: <42C327BD-6CE4-43AA-A1AE-3BEC08D623DB@freebsd.org> In-Reply-To: <42C327BD-6CE4-43AA-A1AE-3BEC08D623DB@freebsd.org> From: Nuno Teixeira Date: Tue, 12 Mar 2024 13:39:03 +0000 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: Request for Testing: TCP RACK To: tuexen@freebsd.org Cc: current@freebsd.org, net@freebsd.org Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable 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, 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)