Excellent point. I'll ping Torsten; I know he did some work to
prototype those new functions in OMPI.
On Oct 28, 2009, at 11:06 AM, Edgar Gabriel wrote:
One question that I had in the back of my had a while ago was whether
the functionality of the topo framework needs to be adapted to support
the new MPI 2.2 graph topology functions? Maybe this can be taken into
consideration as well...
Thanks
Edgar
Jeff Squyres wrote:
> WHAT: Revamp the topo base to make it like the rest of the OMPI
frameworks.
>
> WHY: topo was written way back at the beginning of time and is
showing
> its age (i.e., other frameworks have advanced while topo has not).
> Someone is interested in possibly writing a new topo component, so
it
> seems an opprotune time to revamp the framework (i.e., before they
start).
>
> WHERE: Mostly in ompi/mca/topo, but some in ompi/communicator/, too
>
> WHEN: 1.5.x sometime
>
> TIMEOUT: Next Tuesday teleconf; Nov 3
>
> More details
> ------------
>
> Per http://www.open-mpi.org/community/lists/devel/2009/10/7041.php,
> there are some shortcomings to the topo framework. It pretty much
> reflects the fact that it was written way back near the beginning
of the
> ompi project and has not been updated since.
>
> I'd like to revamp it to have OBJ-based modules, per-communicator
> component/module selections, etc. This would be similar to (but
simpler
> than) the coll framework.
>
> I've started an hg for this work:
>
> http://bitbucket.org/jsquyres/ompi-topo-fixes/
>
> Comments?
>
--
Edgar Gabriel
Assistant Professor
Parallel Software Technologies Lab http://pstl.cs.uh.edu
Department of Computer Science University of Houston
Philip G. Hoffman Hall, Room 524 Houston, TX-77204, USA
Tel: +1 (713) 743-3857 Fax: +1 (713) 743-3335
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--
Jeff Squyres
jsquy...@cisco.com
