[openib-general] Infiniband Subnet Management

Sasha Khapyorsky sashak at voltaire.com
Thu Nov 30 10:47:00 PST 2006


On 13:33 Thu 30 Nov     , Adit Ranadive wrote:
> I am currently using gen2..
> 
> Which osm module is present in gen2? Does opensm allow to modify the
> VLarb and SLtoVL mappings?

Yes, opensm does. Look 'QOS CONFIGURATION' section of 'man opensm'.

Sasha

> 
> Also, i cant seem to load the modules for ucm, uverbs etc. I am
> getting a FATAL:Error inserting ib_ucm (path to ib_ucm.ko): Device or
> resource is busy
> Any reasons for this?
> 
> Regards,
> Adit
> 
> On 30 Nov 2006 06:34:46 -0500, Hal Rosenstock <halr at voltaire.com> wrote:
> > Hi,
> >
> > On Wed, 2006-11-29 at 22:04, Adit Ranadive wrote:
> > > Hi,
> > >
> > > I have been working on getting the mappings between Service Levels and
> > > Virtual Lanes in Infiniband. I am able to do that with the IB Gold
> > > Dist using the osm module installed in tcl but somehow the mappings
> > > disappear when i quit the tcl prompt. i.e. the mappings are cleared
> > > when i quit and restart the osm module.
> >
> > Which OSM module ? Are you referring to IB Gold, IB Gold 2, or gen2
> > (OFED or trunk) ? (I can only speak for gen2).
> >
> > > Which is probably a better platform to use for subnet mgmt - OFED,
> > > IBGD or the OpenIB Gen2?
> > > Is there any application that can potentially exploit the mappings?
> >
> > In gen2, at least IPoIB can exploit these. There may be others.
> >
> > -- Hal
> >
> > > The existing applications in the distributions that use rdma or
> > > ibverbs should be able to exploit the mappings?
> > >
> > > Thanks,
> > > Regards,
> > > Adit Ranadive
> > >
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> > >
> >
> >
> 
> 
> -- 
> Adit Ranadive
> Freshman,
> Georgia Institute of Technology,
> Atlanta, GA
> 
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