On Tue, 2007-05-08 at 11:50 -0400, Jeff Squyres wrote: > In the "FYI" category... > > There was discussion about the udpal BTL over OFED today on the > weekly developer teleconference (per my earlier post, a user is > reporting that it doesn't work). Andrew Friedley is going to work > with the Sun developers -- he thinks he might know where the problem > is coming from but is in process of physically relocating, and > therefore couldn't look at it until late next week at the earliest.
> Sun may be able to pick up the issue -- but if so, I don't know what > their timeframe will be (and it may depend on the severity of the > problem). > Well I've tried OMPI on ofed-1.2 udapl today and it doesn't work. I'm debugging now. > > On May 8, 2007, at 9:47 AM, Steve Wise wrote: > > > On Mon, 2007-05-07 at 20:39 -0400, Jeff Squyres wrote: > >> On May 7, 2007, at 6:52 PM, Steve Wise wrote: > >> > >>> Also, there appears to be a DAPL BTL in OMPI. Is this BTL complete > >>> and > >>> enabled for the ofed-1.2 udapl library? > >> > >> Yes, it is complete and is well-tested in Solaris. > >> > >> It is not well tested in Linux/OFED (we've been concentrating on the > >> verbs interface on the OFED side of things -- the "openib" BTL [we > >> never renamed it when OpenIB changed names to OpenFabrics]). In > >> fact, we've had scattered reports of it not working properly in > >> Linux/ > >> OFED, but those could well have been pilot error (i.e., me not trying > >> to run properly -- I know just about zilch about udapl). > >> > > > > The reason I'm asking is twofold: > > > > 1) this can get OMPI running on iwarp devices today if it works. > > > > 2) the udapl code can be a model for the rdma-cm piece, since the two > > are similary (client / server connection set, ipaddr/port based, > > etc)... > > > > I'll try it out on T3. > > > > > > Steve. > >
