[openib-general] Infiniband on Debian etch RC1

[Hal Rosenstock]

On Tue, 2006-11-21 at 09:27, Diego Guella wrote:
> >> Nov 21 14:04:36 183733 [0000] -> SM port is down
> >
> > Why is the SM port down ?
> 
> I really don't know. For what I know about Infiniband, the SM port it's a 
> virtual port used by the SM

It's a real not virtual port.

>  to
> do his tasks, discovery of the ports, in-band management, etc..,
> and that port is 'visible' from a SM through all the physical ports by the 
> SM.
> 
> The SM is executed from the PE2850 server, which has a MHES28 card.
> >From the physical Port 1 of this machine there is a cable that goes to the 
> physical Port 1 of PE1950server.

Are you sure this is port 1 ?

> The LEDs on the ports are on, the green LED and the yellow LED.

Is the SM bound to the correct port (GUID) ? Does the SM guid in the log
match the port 1 GUID from ibstat or ibstatus ? Please send the
ibstat/ibstatus on each machine.

> Do I need to connect all the ports in a switch?

No. It should work back to back HCA as well.

>  What should I do to bring the SM port up?

That's a matter of physical link negotiation between the peer HCA ports
in your configuration. What firmware are you running ?

-- Hal

> >> Nov 21 14:06:06 197568 [0000] -> Entering MASTER state
> >>
> >> Nov 21 14:06:06 202672 [0000] -> SUBNET UP
> >>
> 
> What is the meaning of these 2 lines of the log? Does these mean that the 
> port is now up?
> 
> > The key issue appears to me to be why the SM port is down. This needs to
> > be resolved and then go from there...
> >
> 
> 
> Thanks,
> Diego
> 
>