Date: Thu, 12 Jun 2014 19:02:38 +0200 From: Andreas Nilsson <andrnils@gmail.com> To: John Jasem <jjasen@gmail.com> Cc: FreeBSD Net <freebsd-net@freebsd.org> Subject: Re: em driver: netif hangs the system if interface is cabled and configured but there is no link Message-ID: <CAPS9%2BSsCgEcWcX%2BJAVnFzdOXQcDPMHG=1%2Bby%2BhWxDbhEPYPNeQ@mail.gmail.com> In-Reply-To: <5399D141.1020600@gmail.com> References: <5399D141.1020600@gmail.com>
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On Thu, Jun 12, 2014 at 6:11 PM, John Jasem <jjasen@gmail.com> wrote: > I'm configuring a system that's destined to be a multi-homed server, > using Intel dual port 1GbE cards that rely on the em driver. > > em0 has link, and only needed configuration. > > In an attempt to be ahead of the game, I pre-configured em2, plugged in > my side of the cable to be ready when the other side plugged theirs in, > and rebooted the box. > > In this state, it appears the box will hang as netif works through > interfaces defined in rc.conf. I'm not sure if permanently, but I'm > willing to call 20 minutes 'permanent' for the purposes of this exercise. > > I eventually was able to narrow it down to the configurations for em2, > and em2 not having link WHILE a cable was plugged in. I was able to > replicate the expected condition by unplugging the cable, and was able > to replicate the failure condition on em1 and em3 by moving the cable > and configurations. > > Any thoughts? Am I missing something? > > -- John Jasen (jjasen@gmail.com) > > _______________________________________________ > freebsd-net@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-net > To unsubscribe, send any mail to "freebsd-net-unsubscribe@freebsd.org" > If it is a dual port card, shouldn't it be em0 and em1 ? Best regards Andreas
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