Date: Wed, 10 Oct 2018 11:48:40 -0600 From: Sean Bruno <sbruno@freebsd.org> To: Harry Schmalzbauer <freebsd@omnilan.de>, =?UTF-8?Q?Dag-Erling_Sm=c3=b8rgrav?= <des@freebsd.org>, src-committers@freebsd.org, svn-src-head@freebsd.org Cc: jlundberg@llnw.com Subject: Re: a word of caution about the new default of so-reuseport on FreeBSD Message-ID: <3ba1449b-c078-3375-3dc8-caba564fd387@freebsd.org> In-Reply-To: <b13fa7bf-c119-447b-28fc-43dc10d3d1cb@omnilan.de> References: <e601a9fb-7805-65b2-cf08-4ad82b489849@riseup.net> <2f065155-52c2-1036-78da-f6b337c69541@NLnetLabs.nl> <b13fa7bf-c119-447b-28fc-43dc10d3d1cb@omnilan.de>
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This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --2yGwmFzfHebnLhUcyqB3X9ZCxBRzl4jsg Content-Type: multipart/mixed; boundary="OZ2oy2wOqPuMcY8gN64PCFNvaDLkaV9mb"; protected-headers="v1" From: Sean Bruno <sbruno@freebsd.org> To: Harry Schmalzbauer <freebsd@omnilan.de>, =?UTF-8?Q?Dag-Erling_Sm=c3=b8rgrav?= <des@freebsd.org>, src-committers@freebsd.org, svn-src-head@freebsd.org Cc: jlundberg@llnw.com Message-ID: <3ba1449b-c078-3375-3dc8-caba564fd387@freebsd.org> Subject: Re: a word of caution about the new default of so-reuseport on FreeBSD References: <e601a9fb-7805-65b2-cf08-4ad82b489849@riseup.net> <2f065155-52c2-1036-78da-f6b337c69541@NLnetLabs.nl> <b13fa7bf-c119-447b-28fc-43dc10d3d1cb@omnilan.de> In-Reply-To: <b13fa7bf-c119-447b-28fc-43dc10d3d1cb@omnilan.de> --OZ2oy2wOqPuMcY8gN64PCFNvaDLkaV9mb Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: quoted-printable On 10/10/18 11:40 AM, Harry Schmalzbauer wrote: > Am 10.10.2018 um 10:53 schrieb Dag-Erling Sm=C3=B8rgrav: >> Author: des >> Date: Wed Oct 10 08:53:47 2018 >> New Revision: 339278 >> URL: https://svnweb.freebsd.org/changeset/base/339278 >> >> Log: >> =C2=A0=C2=A0 Upgrade to 1.8.1. >> =C2=A0=C2=A0 =C2=A0=C2=A0 Approved by:=C2=A0=C2=A0=C2=A0 re (kib) >=20 > Very much appreciated! > Most likely you are aware about the "so-reuseport" topic via Unbound-us= ers. > 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 th= e > 1.8.1 defaults) for shipping... >=20 > Thanks, > -harry >=20 > 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.=C2=A0 so-reuseport behav= es >> indeed different for Linux and FreeBSD.=C2=A0 We will schedule a diffe= rent >> default so-reuseport config setting for FreeBSD in Unbound 1.8.2.=C2=A0= (It >> will not appear in 1.8.1 which will released this week.) >> >> Best regards, >> >> -- Benno >=20 >=20 I didn't see Johnnes on this thread, so I'm tagging him in the CC. sean --OZ2oy2wOqPuMcY8gN64PCFNvaDLkaV9mb-- --2yGwmFzfHebnLhUcyqB3X9ZCxBRzl4jsg Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- iQGTBAEBCgB9FiEE6MTp+IA1BOHj9Lo0veT1/om1/LYFAlu+O3pfFIAAAAAALgAo aXNzdWVyLWZwckBub3RhdGlvbnMub3BlbnBncC5maWZ0aGhvcnNlbWFuLm5ldEU4 QzRFOUY4ODAzNTA0RTFFM0Y0QkEzNEJERTRGNUZFODlCNUZDQjYACgkQveT1/om1 /LYMzwgAjXZUOBbWAjJNVeRFNtkvoqOf+KCGpSgxyBPLVdycTZBuaaehre30ss8+ un/KlBRIvegcpwwiSGcY5KdFcYA/c/heKOqFoNlHvKLXmf5HBuv4F2qhgJddN0wY 4AbwaVZqMHufhmesXGdBdgUrE9PHKGbtPq5deZwG8Nk7Lz1HaX9M66pkSfJeUcRN sVb7Oxydh1ldYGXc2tyxmxnAipn/O7/fYgy1gPk5a+FQPZJuLO4YvhZaqIM+enac DshG4BAMW+wnuqxroCPyV65eQsuy3d1upPNaBrCLT135ciko52MEonqB+vXP8pz/ Y5oe907W9H+jsHBPeY/KFW4aXH+16g== =RBSQ -----END PGP SIGNATURE----- --2yGwmFzfHebnLhUcyqB3X9ZCxBRzl4jsg--
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