George: any update on when this will happen?
On Jun 4, 2014, at 9:14 PM, George Bosilca <bosi...@icl.utk.edu> wrote: > WHAT: Open our low-level communication infrastructure by moving all > necessary components > (btl/rcache/allocator/mpool) down in OPAL > > WHY: All the components required for inter-process communications are > currently deeply integrated in the OMPI > layer. Several groups/institutions have express interest > in having a more generic communication > infrastructure, without all the OMPI layer dependencies. > This communication layer should be made > available at a different software level, available to > all layers in the Open MPI software stack. As an > example, our ORTE layer could replace the current OOB > and instead use the BTL directly, gaining > access to more reactive network interfaces than TCP. > Similarly, external software libraries could take > advantage of our highly optimized AM (active message) > communication layer for their own purpose. > > UTK with support from Sandia, developped a version of > Open MPI where the entire communication > infrastucture has been moved down to OPAL > (btl/rcache/allocator/mpool). Most of the moved > components have been updated to match the new schema, > with few exceptions (mainly BTLs > where I have no way of compiling/testing them). Thus, > the completion of this RFC is tied to > being able to completing this move for all BTLs. For > this we need help from the rest of the Open MPI > community, especially those supporting some of the BTLs. > A non-exhaustive list of BTLs that > qualify here is: mx, portals4, scif, udapl, ugni, usnic. > > WHERE: bitbucket.org/bosilca/ompi-btl (updated today with respect to > trunk r31952) > > TIMEOUT: After all the BTLs have been amended to match the new > location and usage. We will discuss > the last bits regarding this RFC at the Open MPI > developers meeting in Chicago, June 24-26. The > RFC will become final only after the meeting. > _______________________________________________ > devel mailing list > de...@open-mpi.org > Subscription: http://www.open-mpi.org/mailman/listinfo.cgi/devel > Link to this post: > http://www.open-mpi.org/community/lists/devel/2014/06/14974.php
