George / Brian -- Can you guys comment on this patch?
On Mar 15, 2012, at 5:07 PM, Nathan Hjelm wrote: > What: Update ob1 to do the following: > - fallback on send after rdma_put_retries_limit failures of prepare_dst > - fallback on put (single non-pipelined) if the btl returns > OMPI_ERR_NOT_AVAILABLE on a get transaction. > > When: Timeout in about one week (Mar 22) > > Why: Two reasons: > - Some btls (ugni) need to switch to put for certain transactions. It > makes sense to make this switch at the pml level. > - If prepare_dst repeatedly fails for a get transaction we currently > deadlock. We can avoid the deadlock (in most cases) by switching to send for > the transaction. > > Please take a look at the attached patch. Feedback and constructive criticism > is needed! > > -Nathan Hjelm > HPC-3, > LANL<ompi_trunk_ob1_get_fallback.patch.gz>_______________________________________________ > devel mailing list > de...@open-mpi.org > http://www.open-mpi.org/mailman/listinfo.cgi/devel -- Jeff Squyres jsquy...@cisco.com For corporate legal information go to: http://www.cisco.com/web/about/doing_business/legal/cri/