Date: Tue, 17 Dec 2019 09:28:50 +0100 From: Evilham <contact@evilham.com> To: Marius Halden <marius.h@lden.org> Cc: net@freebsd.org Subject: Re: igb interface not detecting link down Message-ID: <063536fe-2a2f-4db4-8789-4aeee2030879@yggdrasil.evilham.com> In-Reply-To: <20191217073346.GA54345@lden.im> References: <20191217073346.GA54345@lden.im>
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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 <if> down ; ifconfig <if> 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. -- Evilham
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