From nobody Sun Mar 13 17:15:27 2022 X-Original-To: freebsd-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 4F7321A13BC2 for ; Sun, 13 Mar 2022 17:15:38 +0000 (UTC) (envelope-from bzeeb-lists@lists.zabbadoz.net) Received: from mx1.sbone.de (mx1.sbone.de [IPv6:2a01:4f8:13b:39f::9f:25]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "mx1.sbone.de", Issuer "SBone.DE" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id 4KGmX93vr5z3sJN; Sun, 13 Mar 2022 17:15:37 +0000 (UTC) (envelope-from bzeeb-lists@lists.zabbadoz.net) Received: from mail.sbone.de (mail.sbone.de [IPv6:fde9:577b:c1a9:31::2013:587]) (using TLSv1 with cipher ADH-CAMELLIA256-SHA (256/256 bits)) (No client certificate requested) by mx1.sbone.de (Postfix) with ESMTPS id 3698A8D4A217; Sun, 13 Mar 2022 17:15:30 +0000 (UTC) Received: from content-filter.sbone.de (content-filter.sbone.de [IPv6:fde9:577b:c1a9:31::2013:2742]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mail.sbone.de (Postfix) with ESMTPS id 3BAC6E707AF; Sun, 13 Mar 2022 17:15:29 +0000 (UTC) X-Virus-Scanned: amavisd-new at sbone.de Received: from mail.sbone.de ([IPv6:fde9:577b:c1a9:31::2013:587]) by content-filter.sbone.de (content-filter.sbone.de [fde9:577b:c1a9:31::2013:2742]) (amavisd-new, port 10024) with ESMTP id 0Proi2tVlNVQ; Sun, 13 Mar 2022 17:15:28 +0000 (UTC) Received: from [192.168.2.110] (unknown [IPv6:fde9:577b:c1a9:31:e8ee:61e:3688:41f3]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by mail.sbone.de (Postfix) with ESMTPSA id E2A6EE70871; Sun, 13 Mar 2022 17:15:27 +0000 (UTC) From: "Bjoern A. Zeeb" To: "Michael Gmelin" Cc: "Johan Hendriks" , "Kristof Provost" , "Patrick M. Hausen" , freeBSD-net Subject: Re: epair and vnet jail loose connection. Date: Sun, 13 Mar 2022 17:15:27 +0000 X-Mailer: MailMate (2.0BETAr6151) Message-ID: <797A280E-5DF2-4276-BB72-E4E1053A19FA@lists.zabbadoz.net> In-Reply-To: <20220313173328.78511501.grembo@freebsd.org> References: <94B8885D-F63F-40C3-9E7E-158CC252FF9A@FreeBSD.org> <95793CDF-6E72-4FAB-8BF5-F2E67D3F69CD@freebsd.org> <810820a6-e319-fa78-72a3-3d1cb43f3af3@gmail.com> <7DD42D89-7706-47C2-B8B6-82A29DE9D351@punkt.de> <728d2993-7813-cf67-0184-8af56044c114@gmail.com> <20220313173328.78511501.grembo@freebsd.org> 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 Content-Type: text/plain; format=flowed X-Rspamd-Queue-Id: 4KGmX93vr5z3sJN X-Spamd-Bar: / Authentication-Results: mx1.freebsd.org; dkim=none; dmarc=none; spf=pass (mx1.freebsd.org: domain of bzeeb-lists@lists.zabbadoz.net designates 2a01:4f8:13b:39f::9f:25 as permitted sender) smtp.mailfrom=bzeeb-lists@lists.zabbadoz.net X-Spamd-Result: default: False [-0.83 / 15.00]; RCVD_TLS_LAST(0.00)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; RCVD_COUNT_FIVE(0.00)[5]; MID_RHS_MATCH_FROM(0.00)[]; FROM_HAS_DN(0.00)[]; R_SPF_ALLOW(-0.20)[+ip6:2a01:4f8:13b:39f::9f:25]; NEURAL_HAM_LONG(-1.00)[-0.998]; TAGGED_RCPT(0.00)[]; MIME_GOOD(-0.10)[text/plain]; ARC_NA(0.00)[]; RCPT_COUNT_FIVE(0.00)[5]; TO_MATCH_ENVRCPT_SOME(0.00)[]; TO_DN_ALL(0.00)[]; NEURAL_HAM_SHORT(-0.13)[-0.126]; DMARC_NA(0.00)[zabbadoz.net]; NEURAL_HAM_MEDIUM(-0.90)[-0.903]; MLMMJ_DEST(0.00)[freebsd-net]; FROM_EQ_ENVFROM(0.00)[]; R_DKIM_NA(0.00)[]; MIME_TRACE(0.00)[0:+]; ASN(0.00)[asn:24940, ipnet:2a01:4f8::/32, country:DE]; FREEMAIL_CC(0.00)[gmail.com,FreeBSD.org,punkt.de,freebsd.org]; SUSPICIOUS_RECIPS(1.50)[] X-ThisMailContainsUnwantedMimeParts: N On 13 Mar 2022, at 16:33, Michael Gmelin wrote: > It's important to point out that this only happens with kern.ncpu>1. > With kern.ncpu==1 nothing gets stuck. > > This perfectly fits into the picture, since, as pointed out by Johan, > the first commit that is affected[0] is about multicore support. Ignore my ignorance, what is the default of net.isr.maxthreads and net.isr.bindthreads (in stable/13) these days? /bz