> They use the term "message oriented" with the description that the IB > hardware takes care of segmentation and so forth, so that the application > just says "send this" or "receive this" and the gory details are > concealed. Then he distinguishes that from a TCP/IP stack, etc., where > the software does a lot of this, with the implication that the user has to be > involved in that. > > But it seems to me that the same processes are going on.. You have a big > message, it needs to be broken up, etc. > And for *most users* all that is hidden underneath the hood of, say, MPI. > (obviously, if you are a message passing software writer, the distinction is > important).
You can also post large message to the IB interface (up to 2GB I believe) and the IB transport will break it to the network MTU. Gilad _______________________________________________ Beowulf mailing list, [email protected] sponsored by Penguin Computing To change your subscription (digest mode or unsubscribe) visit http://www.beowulf.org/mailman/listinfo/beowulf
