Hi again Amit, On Tue, 2006-06-20 at 12:27, amit byron wrote: > > Hal Rosenstock <halr <at> voltaire.com> writes: > > > > > > Hi Amit, > > > > On Mon, 2006-06-19 at 20:36, Amit Byron wrote: > > > hello, > > > i'm trying to find whether i can do a lookup of ib_gid by either > > > node name or node's ip address. is this information available from > > > the subnet manager? > > > > The SM doesn't know the node name but you might be able to do this by > > NodeDescription depending on how the subnet was setup (the > > NodeDescriptions would need to be made unique on each node; a script for > > this was supplied for mthca; there is also a current standards issue > > with the SM detecting that these had changed which is being worked on). > > If that were to be done, the SA could be queried by NodeDescription > > which would return a NodeRecord which would obtain the NodeInfo which > > includes the NodeGUID and PortGUID. Note it also returns the base LID as > > well. > > hi Hal, > thank you very much for your suggestions. > > do you mean to say setting up subnet through the topology file?
No (although the topology file does display this information). > are > there any examples on how to setup the topology file? also, where can > i find the mthca script that you mention above. management/diags/scripts/set_mthca_nodedesc.sh > > The SM does not know the IP addresses unless they are registered by DAPL > > (via ServiceRecords) but I'm not sure that is done anymore or whether > > DAPL runs in your environment. > > > > if i run DAPL in my environment will it work or this is already made > obsolete? I don't know. James or maybe Arlin would be the ones to answer. You could also look at the code to figure this out. -- Hal > thanks again, > Amit > > > > > > _______________________________________________ > openib-general mailing list > [email protected] > http://openib.org/mailman/listinfo/openib-general > > To unsubscribe, please visit http://openib.org/mailman/listinfo/openib-general > _______________________________________________ openib-general mailing list [email protected] http://openib.org/mailman/listinfo/openib-general To unsubscribe, please visit http://openib.org/mailman/listinfo/openib-general
