Ya, it sounds like we should fix this eager limit help text so that others aren't misled. We did say "attempt", but that's probably a bit too subtle.
Eugene - iirc: this is in the btl base (or some other central location) because it's shared between all btls. Sent from my PDA. No type good. On Nov 23, 2010, at 5:54 PM, "Eugene Loh" <eugene....@oracle.com> wrote: > George Bosilca wrote: > >> Moreover, eager send can improve performance if and only if the matching >> receives are already posted on the peer. If not, the data will become >> unexpected, and there will be one additional memcpy. >> > I don't think the first sentence is strictly true. There is a cost > associated with eager messages, but whether there is an overall improvement > or not depends on lots of factors. > _______________________________________________ > devel mailing list > de...@open-mpi.org > http://www.open-mpi.org/mailman/listinfo.cgi/devel
