FW: [openib-general] Minutes from DAPL BOF at OpenIB Workshop

Libor Michalek libor at topspin.com
Thu Feb 10 13:02:48 PST 2005


On Thu, Feb 10, 2005 at 12:36:39PM -0800, Matt Leininger wrote:
> On Thu, 2005-02-10 at 12:27 -0800, Grant Grundler wrote:
> > On Thu, Feb 10, 2005 at 12:05:58PM -0800, Matt Leininger wrote:
> > >   uDAPL - Oracle, MPI
> > >   kDAPL - iSER, NFS over RDMA, Lustre?
> > 
> > Lustre will use Sandia Portals AFAIK.
> > Anyone know what Portals will use?
> > They might directly program to VAPI or something.
> > 
>   There will be a Portals over verbs.  At some point there may be a
> Portals over kDAPL to support both RDMA ethernet and IB.  

  Yup, that's one of the bigger questions, can it abstract away the
differences between two different RDMA technologies? Having a RDMA
ethernet and IB providers for kDAPL is insufficient, one would need
to show an actual, non-trivial, protocol that works ontop of either
provider with no, or little, modification/ifdef'ing.

-Libor





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