[Lustre-discuss] lustre o2ib without ib_ipoib

Andreas Dilger adilger at sun.com
Tue Jun 24 20:34:45 PDT 2008


On Jun 23, 2008  11:44 -0700, David Brown wrote:
> So does lustre work without having IP over IB enabled? I seem to be
> having problems with this.
> 
> LustreError: 8847:0:(o2iblnd.c:1569:kiblnd_startup()) Can't query
> IPoIB interface ib0: it's down
> LustreError: 105-4: Error -100 starting up LNI o2ib
> LustreError: 8847:0:(events.c:707:ptlrpc_init_portals()) network
> initialisation failed
> 
> Our security plan for the box prevents us from having IP over the IB
> is there any way to run lustre over the IB without IP like Quadrics
> can?

The o2iblnd (as with all other IB LNDs) uses IPoIB addresses to identify
nodes.  It doesn't use IPoIB to do any communication, however.

Cheers, Andreas
--
Andreas Dilger
Sr. Staff Engineer, Lustre Group
Sun Microsystems of Canada, Inc.




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