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Tue, 17 Dec 2019 03:34:05 -0500 (EST) Date: Tue, 17 Dec 2019 09:34:03 +0100 From: Marius Halden To: Evilham Cc: net@freebsd.org Subject: Re: igb interface not detecting link down Message-ID: <20191217083403.GA82741@lden.im> References: <20191217073346.GA54345@lden.im> <063536fe-2a2f-4db4-8789-4aeee2030879@yggdrasil.evilham.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Disposition: inline In-Reply-To: <063536fe-2a2f-4db4-8789-4aeee2030879@yggdrasil.evilham.com> User-Agent: Mutt/1.12.2 (2019-09-21) X-Rspamd-Queue-Id: 47cWdW2mkRz4117 X-Spamd-Bar: ------ Authentication-Results: mx1.freebsd.org; dkim=pass header.d=lden.org header.s=fm1 header.b=wRg+MD49; dkim=pass header.d=messagingengine.com header.s=fm1 header.b=iLYf18gN; dmarc=none; spf=pass (mx1.freebsd.org: domain of marius.h@lden.org designates 66.111.4.29 as permitted sender) smtp.mailfrom=marius.h@lden.org X-Spamd-Result: default: False [-6.09 / 15.00]; ARC_NA(0.00)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; R_DKIM_ALLOW(-0.20)[lden.org:s=fm1,messagingengine.com:s=fm1]; NEURAL_HAM_MEDIUM(-1.00)[-1.000,0]; FROM_HAS_DN(0.00)[]; TO_DN_SOME(0.00)[]; R_SPF_ALLOW(-0.20)[+ip4:66.111.4.29:c]; NEURAL_HAM_LONG(-1.00)[-1.000,0]; MIME_GOOD(-0.10)[text/plain]; DMARC_NA(0.00)[lden.org]; RCVD_COUNT_THREE(0.00)[4]; TO_MATCH_ENVRCPT_SOME(0.00)[]; DKIM_TRACE(0.00)[lden.org:+,messagingengine.com:+]; RCPT_COUNT_TWO(0.00)[2]; IP_SCORE(-3.49)[ip: (-9.83), ipnet: 66.111.4.0/24(-4.88), asn: 11403(-2.68), country: US(-0.05)]; RCVD_IN_DNSWL_LOW(-0.10)[29.4.111.66.list.dnswl.org : 127.0.5.1]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+]; ASN(0.00)[asn:11403, ipnet:66.111.4.0/24, country:US]; RCVD_TLS_LAST(0.00)[] X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 17 Dec 2019 08:34:08 -0000 [Evilham] >On dt., des. 17 2019, Marius Halden wrote: > >> Hi, >> >> We have som machines with Intel i350 NICs which after upgrading >> from >> 11.2-RELEASE to 12.1-RELEASE has started to act up. They will >> detect >> link and come up initially when brought up, but they will not >> detect >> link down events when the connection is lost, e.g. if we remove >> the >> network cable. >> >> This is a big problem for us as they are used in a failover lagg >> which >> is currently not working due to this. >> >> `ifconfig down ; ifconfig up` does not have any >> effect. I >> cannot see anything in dmesg or any other logs. >> >> Removing the interfaces from lagg interface does not make any >> changes to >> this behaviour, nor did disabling `vlanhwtag` which I found a >> bug report >> for issues with when using these NICs. >> >> Is this a known regression from 11.X? Any advise for how to >> debug this >> further? > > >I'd recommend following this bug: >https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=236724 > >And adding any information that can be useful. Thank you, will do. I didn't find that for some reason. -- Marius Halden