From owner-freebsd-stable@freebsd.org Wed Feb 10 07:40:53 2021 Return-Path: Delivered-To: freebsd-stable@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 4753A53D930 for ; Wed, 10 Feb 2021 07:40:53 +0000 (UTC) (envelope-from dewayne@heuristicsystems.com.au) Received: from hermes.heuristicsystems.com.au (hermes.heuristicsystems.com.au [203.41.22.115]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (2560 bits) client-digest SHA256) (Client CN "hermes.heuristicsystems.com.au", Issuer "Heuristic Systems Type 4 Host CA" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id 4DbBWl13H9z3LXd for ; Wed, 10 Feb 2021 07:40:50 +0000 (UTC) (envelope-from dewayne@heuristicsystems.com.au) Received: from [10.0.5.3] (noddy.hs [10.0.5.3]) (authenticated bits=0) by hermes.heuristicsystems.com.au (8.15.2/8.15.2) with ESMTPSA id 11A7ecQW009487 (version=TLSv1.3 cipher=TLS_AES_256_GCM_SHA384 bits=256 verify=NOT) for ; Wed, 10 Feb 2021 18:40:39 +1100 (AEDT) (envelope-from dewayne@heuristicsystems.com.au) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=heuristicsystems.com.au; s=hsa; t=1612942839; x=1613547640; bh=1LkttSQD81zF3VmYgOEi+1QO+rQe9gyRC54F8F4ZznE=; h=Subject:To:From:Message-ID:Date; b=Jn2UnzyM4XPG5nB+o3E/h+xHXOFeD4L6yvcGOGJCpOjlwpu0JYrOFZQ1K8kcDuRqR pySxSxFbIYtscDSb++Fv1vPHLIgblAmm+nF77C85MHzPFLPK9rafdc/8bnTGxJDikn kJa524cIv8jlL4aPzJD65XWtDROG3sfZpS/20TpztfKJJUugwQ1RH X-Authentication-Warning: b3.hs: Host noddy.hs [10.0.5.3] claimed to be [10.0.5.3] Subject: Re: 13.0-BETA1: ipfw regression? To: freebsd-stable@freebsd.org References: <202102100646.11A6kQGS068916@nuc.oldach.net> From: Dewayne Geraghty Message-ID: Date: Wed, 10 Feb 2021 18:40:33 +1100 User-Agent: Mozilla/5.0 (Windows NT 6.1; rv:78.0) Gecko/20100101 Thunderbird/78.5.1 MIME-Version: 1.0 In-Reply-To: <202102100646.11A6kQGS068916@nuc.oldach.net> Content-Type: text/plain; charset=utf-8 Content-Language: en-GB Content-Transfer-Encoding: 7bit X-Rspamd-Queue-Id: 4DbBWl13H9z3LXd X-Spamd-Bar: ----- Authentication-Results: mx1.freebsd.org; dkim=pass header.d=heuristicsystems.com.au header.s=hsa header.b=Jn2UnzyM; dmarc=none; spf=pass (mx1.freebsd.org: domain of dewayne@heuristicsystems.com.au designates 203.41.22.115 as permitted sender) smtp.mailfrom=dewayne@heuristicsystems.com.au X-Spamd-Result: default: False [-5.20 / 15.00]; RCVD_VIA_SMTP_AUTH(0.00)[]; R_SPF_ALLOW(-0.20)[+mx]; HAS_XAW(0.00)[]; TO_DN_NONE(0.00)[]; RCVD_DKIM_ARC_DNSWL_MED(-0.50)[]; RCVD_IN_DNSWL_MED(-0.20)[203.41.22.115:from]; DKIM_TRACE(0.00)[heuristicsystems.com.au:+]; NEURAL_HAM_SHORT(-1.00)[-1.000]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+]; SUBJECT_ENDS_QUESTION(1.00)[]; ASN(0.00)[asn:1221, ipnet:203.40.0.0/13, country:AU]; MID_RHS_MATCH_FROM(0.00)[]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-1.00)[-1.000]; R_DKIM_ALLOW(-0.20)[heuristicsystems.com.au:s=hsa]; FROM_HAS_DN(0.00)[]; DWL_DNSWL_MED(-2.00)[heuristicsystems.com.au:dkim]; TO_MATCH_ENVRCPT_ALL(0.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000]; MIME_GOOD(-0.10)[text/plain]; PREVIOUSLY_DELIVERED(0.00)[freebsd-stable@freebsd.org]; DMARC_NA(0.00)[heuristicsystems.com.au]; RCPT_COUNT_ONE(0.00)[1]; RCVD_COUNT_TWO(0.00)[2]; RCVD_TLS_ALL(0.00)[]; MAILMAN_DEST(0.00)[freebsd-stable] X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 10 Feb 2021 07:40:53 -0000 Stefan, Would you check that you have net.inet.tcp.always_keepalive=1, and perhaps that net.inet.tcp.keepidle and net.inet.tcp.keepintvl are reasonable to ensure that the expected keep alives are running. I don't have a FreeBSD 13 to view the defaults, but Helge might be right that "it" is already fixed :) Regards, Dewayne.