From nobody Thu Jan 16 20:12:11 2025 X-Original-To: freebsd-questions@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 4YYvD90HKwz5ksY4 for ; Thu, 16 Jan 2025 20:12:25 +0000 (UTC) (envelope-from pprocacci@gmail.com) Received: from mail-ej1-x631.google.com (mail-ej1-x631.google.com [IPv6:2a00:1450:4864:20::631]) (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 "WR4" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4YYvD82V68z3vnK for ; Thu, 16 Jan 2025 20:12:24 +0000 (UTC) (envelope-from pprocacci@gmail.com) Authentication-Results: mx1.freebsd.org; dkim=pass header.d=gmail.com header.s=20230601 header.b=dLrcuF7U; spf=pass (mx1.freebsd.org: domain of pprocacci@gmail.com designates 2a00:1450:4864:20::631 as permitted sender) smtp.mailfrom=pprocacci@gmail.com; dmarc=pass (policy=none) header.from=gmail.com Received: by mail-ej1-x631.google.com with SMTP id a640c23a62f3a-aaf6b1a5f2bso483716566b.1 for ; Thu, 16 Jan 2025 12:12:24 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1737058342; x=1737663142; darn=freebsd.org; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:from:to:cc:subject:date :message-id:reply-to; bh=oEm4r8EBAXUPaMj1bAWQVZn1ODvhqBc7NcHVSewa5ek=; b=dLrcuF7UR2w15/XmypPhCiPJkeB9boJh2gmh5fzG5Skt2LHzO96UH40Elz23Ds/QId ewF5uUPjxFKE3YMI0Wk6ny5Se9WXL3aSY/5gei7SNhXIzXUHEn4uSA3rV066ZoBGkCJq iX8G2g7TA8Sq1Gteo9yqpoBSUcgma21OLJeQjD4O6uqBara4tcSmgQMPLR97N3o2vS0Q Kjx/pVxF47mSGcd2FQIVQLJZraM+ZfNmkSKnMDchI9t0UEqfLpvTQVFc+ZN6t5R55dnq giRpD2PRl0weFIJuYUsrDu32C9E7OBVAsBYNk80bVqwCQal/XEFhL7FGBgvr0EGhOh9U ZVBg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1737058342; x=1737663142; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=oEm4r8EBAXUPaMj1bAWQVZn1ODvhqBc7NcHVSewa5ek=; b=F6IwzEjJioyG4EXwRV80X3Lx/IxOZbPrWLhtrjzWXh38FNhcH978tTbiBBGwAEBCr7 xAhFQ5fbV0rivRdPIXrvxpr4ZF+iktyFnOybQ2blfvzCQ4JLNkpi2FbA/QaPMLV7bCtE OnYWgNR7r5hRzacj0OyadHZe7mhPMYfhR9bMFhYPijgF1O8iPC30TZLThQsw9HBR8KPe QafqhPZwOaqKCi/fD0ycBheib2omDntqZ+iPJDovITgvrC4SkijjlDf+9FS091bmGaNd 5jadJ39OG2t96O8F7/va7xHEFpGDC4LXOjTHdd6vMwQD5L77aGVVQuPthOyA/KEsdLIS ppLw== X-Gm-Message-State: AOJu0YxIWxUUGuEvtccEPXbsuR3Lgkzl9Koo4JXShFjU2MMp9Kyc/ZBM mfp8mZEZdkq/OHcp3rytOcjHiNRziafCfHYvOFqouMK+2749Ap/3OlCq+1uLOvnrjLSSZVrB6sb b6PWv4sBYdEsobtxbXdLBxK91v1Kzu0Y= X-Gm-Gg: ASbGnctxoNker7ry9j2q3LpBdvOkr32XsF8IOrf0IyXqsUQO6WIyprYJhFBszW/74mP 3iSRHZYak5/NXbHYcSQz5hr9pUZH9IznKiSRC X-Google-Smtp-Source: AGHT+IHU614pF0SQZ65nKwzB6M7JEshVkUOfnXl5+PCdc5YjloaCX6w2aiOHYtpaJ2fjppaGqHhYJpfwkzG6XSTmCIo= X-Received: by 2002:a17:907:980b:b0:aa4:cd1e:c91b with SMTP id a640c23a62f3a-ab36e2422d5mr371102366b.7.1737058342217; Thu, 16 Jan 2025 12:12:22 -0800 (PST) List-Id: User questions List-Archive: https://lists.freebsd.org/archives/freebsd-questions List-Help: List-Post: List-Subscribe: List-Unsubscribe: X-BeenThere: freebsd-questions@freebsd.org Sender: owner-freebsd-questions@FreeBSD.org MIME-Version: 1.0 References: In-Reply-To: From: Paul Procacci Date: Thu, 16 Jan 2025 15:12:11 -0500 X-Gm-Features: AbW1kvZil5iC6KutpUMI52pupEJU2REhHIOkM_dfRtpIpNdZsa3375cLYEdM-oY Message-ID: Subject: Re: Does FreeBSD support BBRv2? To: jaeyong yoo Cc: freebsd-questions@freebsd.org Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Spamd-Result: default: False [-2.99 / 15.00]; SUBJECT_ENDS_QUESTION(1.00)[]; NEURAL_HAM_MEDIUM(-1.00)[-1.000]; NEURAL_HAM_LONG(-1.00)[-1.000]; NEURAL_HAM_SHORT(-0.99)[-0.995]; DMARC_POLICY_ALLOW(-0.50)[gmail.com,none]; R_SPF_ALLOW(-0.20)[+ip6:2a00:1450:4000::/36]; R_DKIM_ALLOW(-0.20)[gmail.com:s=20230601]; MIME_GOOD(-0.10)[text/plain]; RCPT_COUNT_TWO(0.00)[2]; RCVD_TLS_LAST(0.00)[]; FREEMAIL_TO(0.00)[gmail.com]; ARC_NA(0.00)[]; TO_DN_SOME(0.00)[]; MIME_TRACE(0.00)[0:+]; DWL_DNSWL_NONE(0.00)[gmail.com:dkim]; FREEMAIL_FROM(0.00)[gmail.com]; DKIM_TRACE(0.00)[gmail.com:+]; FROM_HAS_DN(0.00)[]; FREEMAIL_ENVFROM(0.00)[gmail.com]; PREVIOUSLY_DELIVERED(0.00)[freebsd-questions@freebsd.org]; TO_MATCH_ENVRCPT_SOME(0.00)[]; FROM_EQ_ENVFROM(0.00)[]; MISSING_XM_UA(0.00)[]; MLMMJ_DEST(0.00)[freebsd-questions@freebsd.org]; TAGGED_RCPT(0.00)[]; MID_RHS_MATCH_FROMTLD(0.00)[]; RCVD_COUNT_ONE(0.00)[1]; ASN(0.00)[asn:15169, ipnet:2a00:1450::/32, country:US]; RCVD_IN_DNSWL_NONE(0.00)[2a00:1450:4864:20::631:from] X-Spamd-Bar: -- X-Rspamd-Queue-Id: 4YYvD82V68z3vnK On Thu, Jan 16, 2025 at 3:04=E2=80=AFPM jaeyong yoo w= rote: > > I was trying to find this information and most similar info I can find is= this: > > https://forums.freebsd.org/threads/how-to-enable-modern-congestion-contro= l-algorythms-bbr2-bbr-and-quic-in-freebsd-12-x-13-x-14-x-15-x.82847/ > > Can't be sure if it really supports BBRv2 and would like to get an offici= al answer here? https://forums.freebsd.org/threads/tcp-bbr-congestion-control.83552/ conf/NOTES:options TCPHPTS % ls -l /boot/kernel/tcp_bbr.ko -r--r--r-- 1 root wheel 260688 Dec 27 18:19 /boot/kernel/tcp_bbr.ko AUTHORS The tcp_bbr congestion control module was written by Randall Stewart and sponsored by Netflix, Inc. This manual page was written by Gordon Bergling . Now how bbr differs from bbr2 is unknown to me, but you can contact the author to ask such a question and get an answer right from the horse's mouth. ~Paul --=20 __________________ :(){ :|:& };: