From owner-freebsd-current@freebsd.org Fri Apr 24 13:18:42 2020 Return-Path: Delivered-To: freebsd-current@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 4160A2B3C53 for ; Fri, 24 Apr 2020 13:18:42 +0000 (UTC) (envelope-from pi@freebsd.org) Received: from home.opsec.eu (home.opsec.eu [IPv6:2001:14f8:200::1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) server-signature RSA-PSS (4096 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 497vrL0qQQz4KG0 for ; Fri, 24 Apr 2020 13:18:42 +0000 (UTC) (envelope-from pi@freebsd.org) Received: from pi by home.opsec.eu with local (Exim 4.92.3 (FreeBSD)) (envelope-from ) id 1jRyE1-0004GQ-Ub; Fri, 24 Apr 2020 15:18:37 +0200 Date: Fri, 24 Apr 2020 15:18:37 +0200 From: Kurt Jaeger To: "Herbert J. Skuhra" Cc: freebsd-current@freebsd.org Subject: Re: How to enable tcp bbr in FreeBSD??? Message-ID: <20200424131837.GK39563@home.opsec.eu> References: <20200424113135.GH39563@home.opsec.eu> <20200424115425.GA64056@mail.bsd4all.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200424115425.GA64056@mail.bsd4all.net> X-Rspamd-Queue-Id: 497vrL0qQQz4KG0 X-Spamd-Bar: - Authentication-Results: mx1.freebsd.org; none X-Spamd-Result: default: False [-1.85 / 15.00]; local_wl_from(0.00)[freebsd.org]; NEURAL_HAM_MEDIUM(-0.91)[-0.914,0]; NEURAL_HAM_LONG(-0.94)[-0.941,0]; ASN(0.00)[asn:12502, ipnet:2001:14f8::/32, country:DE] X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 24 Apr 2020 13:18:42 -0000 Hi! > > Thanks. Is BBR active automatically or is there a sysctl or > > socket option to activate it ? > > net.inet.tcp.cc.available: List available congestion control algorithms > net.inet.tcp.cc.algorithm: Default congestion control algorithm Hmm, On my FreeBSD 13.0-CURRENT amd64 r359631M system: $ sysctl -a | grep net.inet.tcp.cc [...] net.inet.tcp.cc.available: newreno net.inet.tcp.cc.algorithm: newreno So it's more recent than the patch, but it does not offer anything besides newreno ? -- pi@opsec.eu +49 171 3101372 Now what ?