On Mon, Aug 15, 2005 at 08:09:16AM -0400, Jeff Squyres wrote: > On Aug 14, 2005, at 8:53 AM, Gleb Natapov wrote: > > > Lets say application wants to send buffer B to 100 other ranks. It does > > 100 MPI_Isend (B). > > This is actually an erroneous MPI program. MPI specifically states > that a buffer can be used for exactly one communication at a time. > This is actually the way MPI_Bcast works right now IMHO :)
> I don't know if this matters or not, because users will likely still do > it, but I thought I'd bring up the point... :-) > Right. -- Gleb.