Ib0 not working unless i unload ipoib and load it again.

Hans Petter Selasky hps at selasky.org
Sun Jun 14 19:38:37 UTC 2015

On 06/14/15 21:12, Mihai Vintila wrote:
> Same behavior:
>   sysctl -w sys.device.mlx4_core0.mlx4_port1=ib
> sys.device.mlx4_core0.mlx4_port1: eth -> ib
>   ifconfig ib0
> ib0: flags=8043<UP,BROADCAST,RUNNING,MULTICAST> metric 0 mtu 2044
>          lladdr
>          inet netmask 0xffffff00 broadcast
>   ping
> PING ( 56 data bytes
> ping: sendto: No route to host
> ping: sendto: No route to host
> Might worth to mention that this host also holds opensm, and i actually
> need to run opensm first next unload/load the module.
> But i rather expect that the ib0 state changes along mlx4_core0 state.

If you do:

ifconfig ib0 down
ifconfig ib0 up

Does it work then?


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