Issue with igb and lagg (was Re: Problem with link aggregation + sshd)

[Giulio Ferro]

On 09/11/2012 11:34 PM, Freddie Cash wrote:
>
> On Sep 11, 2012 2:12 PM, "Giulio Ferro" <auryn at zirakzigil.org
> <mailto:auryn at zirakzigil.org>> wrote:
>  >
>  > Well, there definitely seems to be a problem with igb and lagg.
>  >
>  > igb alone works as it should, but doesn't seem to work properly in lagg.
>  >
>  > To be sure I started from scratch from a 9.0 release with nothing but:
>  >
>  > /etc/rc.conf
>  > ---------------------------------------------------
>  > ifconfig_igb0="inet ..."
>  >
>  > ifconfig_igb1="up"
>  > ifconfig_igb2="up"
>  > ifconfig_igb3="up"
>  >
>  > cloned_interfaces="lagg0"
>  > ifconfig_lagg0="laggproto lacp laggport igb1 laggport igb2 laggport
> igb3 192.168.x.x/24"
>  >
>  > sshd_enable="YES"
>  > ---------------------------------------------------
>  >
>  > This doesn't even manage to start sshd, it just hangs there at boot.
>  >
>  > Disabling lagg configuration everything works correctly.
>  >
>
> Just curious: does it work if you split the lagg configuration from the
> IP config:
>
> ifconfig_lagg0="laggproto ..."
> ifconfig_lagg0_alias0="inet 192..."
>
> I've had problems in the past with cloned interfaces not working right
> if you do everything in one ifconfig line. Never spent much time
> debugging it, though, as the split config always worked.
>

Nope, doesn't work. It always hangs at boot and cannot be killed 
(freebsd 9 RELEASE)

I still think the problem is with lagg and / or igb.
Someone should look into it.