[openib-general] OpenSM - guid2lid cache file questions

[Hal Rosenstock]

Leonid,

On Tue, 2006-09-05 at 09:13, Leonid Arsh wrote:
> Thanks,
> 
> On 05 Sep 2006 08:46:22 -0400, Hal Rosenstock <halr at voltaire.com> wrote:
> > > I have a problem when OpenSM, being started, reads an out-if-date guid2lid file.
> > > OpenSM changes LIDs in this case.
> >
> > How do you know the file is "out of date" ?
> >
> Actually, the LIDs were assigned by another SM.

Different (vendor) SMs have different LID assignment and pathing
(routing) policies. It is inadvisable to failover across vendor SMs for
this and other reasons.

-- Hal

> When I start my new OpenSM, the old SM is already dead.
> Before starting the new OpenSM, the  ibnetdiscover utility shows LIDs different
> from ones in the file.
> When I start OpenSM, the LIDs are reassigned on the fabric.