From owner-svn-src-head@freebsd.org Wed Oct 10 17:40:59 2018 Return-Path: Delivered-To: svn-src-head@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 2D9E810B737C for ; Wed, 10 Oct 2018 17:40:59 +0000 (UTC) (envelope-from freebsd@omnilan.de) Received: from mx0.gentlemail.de (mx0.gentlemail.de [IPv6:2a00:e10:2800::a130]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id A7DEA8A0E8; Wed, 10 Oct 2018 17:40:58 +0000 (UTC) (envelope-from freebsd@omnilan.de) Received: from mh0.gentlemail.de (ezra.dcm1.omnilan.net [IPv6:2a00:e10:2800::a135]) by mx0.gentlemail.de (8.14.5/8.14.5) with ESMTP id w9AHetAh051498; Wed, 10 Oct 2018 19:40:55 +0200 (CEST) (envelope-from freebsd@omnilan.de) Received: from titan.inop.mo1.omnilan.net (s1.omnilan.de [217.91.127.234]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mh0.gentlemail.de (Postfix) with ESMTPSA id BE6BAF51; Wed, 10 Oct 2018 19:40:55 +0200 (CEST) Subject: Re: a word of caution about the new default of so-reuseport on FreeBSD To: =?UTF-8?Q?Dag-Erling_Sm=c3=b8rgrav?= , src-committers@freebsd.org, svn-src-head@freebsd.org References: <2f065155-52c2-1036-78da-f6b337c69541@NLnetLabs.nl> From: Harry Schmalzbauer Organization: OmniLAN Message-ID: Date: Wed, 10 Oct 2018 19:40:55 +0200 User-Agent: Mozilla/5.0 (X11; FreeBSD amd64; rv:52.0) Gecko/20100101 Thunderbird/52.7.0 MIME-Version: 1.0 In-Reply-To: <2f065155-52c2-1036-78da-f6b337c69541@NLnetLabs.nl> Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit Content-Language: en-US X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.2.7 (mx0.gentlemail.de [IPv6:2a00:e10:2800::a130]); Wed, 10 Oct 2018 19:40:55 +0200 (CEST) X-Milter: Spamilter (Reciever: mx0.gentlemail.de; Sender-ip: ; Sender-helo: mh0.gentlemail.de; ) X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.27 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 10 Oct 2018 17:40:59 -0000 Am 10.10.2018 um 10:53 schrieb Dag-Erling Smørgrav: > Author: des > Date: Wed Oct 10 08:53:47 2018 > New Revision: 339278 > URL: https://svnweb.freebsd.org/changeset/base/339278 > > Log: > Upgrade to 1.8.1. > > Approved by: re (kib) Very much appreciated! Most likely you are aware about the "so-reuseport" topic via Unbound-users. I didn't follow the diff/issue at all, just wanted to point it out, so somebody from the experts team can decide if 1.8.1 is suitable (with the 1.8.1 defaults) for shipping... Thanks, -harry Am 08.10.2018 um 14:01 schrieb Benno Overeinder via Unbound-users: > On 21/09/2018 20:27, nusenu via Unbound-users wrote: >> When upgrading (and before restarting unbound) I explicitly set >> the new defaults in the conf file to make their value explicit. >> ( so-reuseport, harden-below-nxdomain, minimal-responses) >> >> After I upgraded and restarted unbound all queries were handled by only a single thread >> even though I have multiple threads enabled in the config, as a result of that the number of >> queries in the queue skyrocketed. >> >> I expected this to be related to so-reuseport and after setting that to 'no', >> things were back to normal (all threads handled queries again, queue size back to normal). > Thank you for bringing this to our attention. so-reuseport behaves > indeed different for Linux and FreeBSD. We will schedule a different > default so-reuseport config setting for FreeBSD in Unbound 1.8.2. (It > will not appear in 1.8.1 which will released this week.) > > Best regards, > > -- Benno